./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.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 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 22:02:08,501 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 22:02:08,542 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-16 22:02:08,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 22:02:08,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 22:02:08,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 22:02:08,567 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 22:02:08,567 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 22:02:08,567 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 22:02:08,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 22:02:08,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 22:02:08,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 22:02:08,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 22:02:08,569 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 22:02:08,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 22:02:08,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 22:02:08,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 22:02:08,570 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 -> 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab [2025-03-16 22:02:08,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 22:02:08,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 22:02:08,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 22:02:08,778 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 22:02:08,778 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 22:02:08,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2025-03-16 22:02:09,929 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337251c3a/7fec817fa2f9438f811a3bda11130334/FLAG13bba7065 [2025-03-16 22:02:10,244 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 22:02:10,246 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2025-03-16 22:02:10,263 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337251c3a/7fec817fa2f9438f811a3bda11130334/FLAG13bba7065 [2025-03-16 22:02:10,488 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337251c3a/7fec817fa2f9438f811a3bda11130334 [2025-03-16 22:02:10,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 22:02:10,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 22:02:10,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 22:02:10,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 22:02:10,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 22:02:10,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:02:10" (1/1) ... [2025-03-16 22:02:10,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcac649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:10, skipping insertion in model container [2025-03-16 22:02:10,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:02:10" (1/1) ... [2025-03-16 22:02:10,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 22:02:10,674 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.lann.8.prop1-func-interl.c[1171,1184] [2025-03-16 22:02:11,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 22:02:11,034 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 22:02:11,044 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.lann.8.prop1-func-interl.c[1171,1184] [2025-03-16 22:02:11,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 22:02:11,247 INFO L204 MainTranslator]: Completed translation [2025-03-16 22:02:11,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11 WrapperNode [2025-03-16 22:02:11,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 22:02:11,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 22:02:11,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 22:02:11,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 22:02:11,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:11,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:12,301 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10892 [2025-03-16 22:02:12,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 22:02:12,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 22:02:12,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 22:02:12,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 22:02:12,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:12,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:12,782 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:12,909 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]. [2025-03-16 22:02:12,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:12,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:13,222 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:13,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:13,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:13,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:13,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 22:02:13,452 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 22:02:13,452 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 22:02:13,452 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 22:02:13,454 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (1/1) ... [2025-03-16 22:02:13,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 22:02:13,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 22:02:13,477 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) [2025-03-16 22:02:13,479 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 [2025-03-16 22:02:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 22:02:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 22:02:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 22:02:13,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 22:02:13,942 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 22:02:13,943 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 22:02:25,461 INFO L? ?]: Removed 5933 outVars from TransFormulas that were not future-live. [2025-03-16 22:02:25,461 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 22:02:25,684 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 22:02:25,684 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 22:02:25,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 10:02:25 BoogieIcfgContainer [2025-03-16 22:02:25,685 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 22:02:25,686 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 22:02:25,686 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 22:02:25,690 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 22:02:25,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 10:02:10" (1/3) ... [2025-03-16 22:02:25,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b7eab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:02:25, skipping insertion in model container [2025-03-16 22:02:25,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:02:11" (2/3) ... [2025-03-16 22:02:25,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b7eab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:02:25, skipping insertion in model container [2025-03-16 22:02:25,691 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 10:02:25" (3/3) ... [2025-03-16 22:02:25,692 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c [2025-03-16 22:02:25,705 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 22:02:25,707 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c that has 1 procedures, 3936 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 22:02:25,808 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 22:02:25,818 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;@16cf4dfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 22:02:25,819 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 22:02:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand has 3936 states, 3934 states have (on average 1.5) internal successors, (5901), 3935 states have internal predecessors, (5901), 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) [2025-03-16 22:02:25,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2025-03-16 22:02:25,839 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:25,840 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:25,840 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:25,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:25,844 INFO L85 PathProgramCache]: Analyzing trace with hash 765438688, now seen corresponding path program 1 times [2025-03-16 22:02:25,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:25,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015659546] [2025-03-16 22:02:25,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:25,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:25,951 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 168 statements into 1 equivalence classes. [2025-03-16 22:02:26,159 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 168 of 168 statements. [2025-03-16 22:02:26,159 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:26,159 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:26,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:26,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015659546] [2025-03-16 22:02:26,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015659546] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:26,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:26,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:02:26,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144694086] [2025-03-16 22:02:26,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:26,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 22:02:26,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:27,003 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 22:02:27,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 22:02:27,013 INFO L87 Difference]: Start difference. First operand has 3936 states, 3934 states have (on average 1.5) internal successors, (5901), 3935 states have internal predecessors, (5901), 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 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 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) [2025-03-16 22:02:32,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:32,524 INFO L93 Difference]: Finished difference Result 10870 states and 16301 transitions. [2025-03-16 22:02:32,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 22:02:32,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 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 168 [2025-03-16 22:02:32,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:32,563 INFO L225 Difference]: With dead ends: 10870 [2025-03-16 22:02:32,564 INFO L226 Difference]: Without dead ends: 7099 [2025-03-16 22:02:32,573 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 [2025-03-16 22:02:32,575 INFO L435 NwaCegarLoop]: 3747 mSDtfsCounter, 4839 mSDsluCounter, 10641 mSDsCounter, 0 mSdLazyCounter, 8957 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4839 SdHoareTripleChecker+Valid, 14388 SdHoareTripleChecker+Invalid, 8957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:32,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4839 Valid, 14388 Invalid, 8957 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 8957 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2025-03-16 22:02:32,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7099 states. [2025-03-16 22:02:32,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7099 to 4076. [2025-03-16 22:02:32,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4076 states, 4075 states have (on average 1.4993865030674847) internal successors, (6110), 4075 states have internal predecessors, (6110), 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) [2025-03-16 22:02:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 4076 states and 6110 transitions. [2025-03-16 22:02:32,708 INFO L78 Accepts]: Start accepts. Automaton has 4076 states and 6110 transitions. Word has length 168 [2025-03-16 22:02:32,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:32,709 INFO L471 AbstractCegarLoop]: Abstraction has 4076 states and 6110 transitions. [2025-03-16 22:02:32,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 4 states have internal predecessors, (168), 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) [2025-03-16 22:02:32,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 6110 transitions. [2025-03-16 22:02:32,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2025-03-16 22:02:32,711 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:32,711 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:32,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-16 22:02:32,711 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:32,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:32,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1018096220, now seen corresponding path program 1 times [2025-03-16 22:02:32,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:32,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604409982] [2025-03-16 22:02:32,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:32,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:32,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-03-16 22:02:32,792 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-03-16 22:02:32,793 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:32,793 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:35,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:35,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604409982] [2025-03-16 22:02:35,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604409982] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:35,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:35,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-16 22:02:35,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736741273] [2025-03-16 22:02:35,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:35,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 22:02:35,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:35,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 22:02:35,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-16 22:02:35,778 INFO L87 Difference]: Start difference. First operand 4076 states and 6110 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 5 states have internal predecessors, (169), 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) [2025-03-16 22:02:37,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:37,826 INFO L93 Difference]: Finished difference Result 7849 states and 11767 transitions. [2025-03-16 22:02:37,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 22:02:37,827 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 5 states have internal predecessors, (169), 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 169 [2025-03-16 22:02:37,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:37,841 INFO L225 Difference]: With dead ends: 7849 [2025-03-16 22:02:37,841 INFO L226 Difference]: Without dead ends: 4080 [2025-03-16 22:02:37,846 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2025-03-16 22:02:37,847 INFO L435 NwaCegarLoop]: 4886 mSDtfsCounter, 5750 mSDsluCounter, 14649 mSDsCounter, 0 mSdLazyCounter, 4054 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5750 SdHoareTripleChecker+Valid, 19535 SdHoareTripleChecker+Invalid, 4054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:37,847 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5750 Valid, 19535 Invalid, 4054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4054 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2025-03-16 22:02:37,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4080 states. [2025-03-16 22:02:37,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4080 to 4078. [2025-03-16 22:02:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4078 states, 4077 states have (on average 1.4991415256315919) internal successors, (6112), 4077 states have internal predecessors, (6112), 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) [2025-03-16 22:02:37,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 4078 states and 6112 transitions. [2025-03-16 22:02:37,906 INFO L78 Accepts]: Start accepts. Automaton has 4078 states and 6112 transitions. Word has length 169 [2025-03-16 22:02:37,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:37,907 INFO L471 AbstractCegarLoop]: Abstraction has 4078 states and 6112 transitions. [2025-03-16 22:02:37,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 5 states have internal predecessors, (169), 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) [2025-03-16 22:02:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 6112 transitions. [2025-03-16 22:02:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-16 22:02:37,909 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:37,909 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:37,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-16 22:02:37,909 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:37,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:37,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1548643653, now seen corresponding path program 1 times [2025-03-16 22:02:37,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:37,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003245626] [2025-03-16 22:02:37,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:37,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:37,989 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-16 22:02:38,009 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-16 22:02:38,010 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:38,010 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:38,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:38,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:38,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003245626] [2025-03-16 22:02:38,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003245626] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:38,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:38,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:02:38,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586666812] [2025-03-16 22:02:38,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:38,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-16 22:02:38,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:38,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-16 22:02:38,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-16 22:02:38,217 INFO L87 Difference]: Start difference. First operand 4078 states and 6112 transitions. Second operand has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 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) [2025-03-16 22:02:39,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:39,461 INFO L93 Difference]: Finished difference Result 4082 states and 6116 transitions. [2025-03-16 22:02:39,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-16 22:02:39,463 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 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 170 [2025-03-16 22:02:39,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:39,473 INFO L225 Difference]: With dead ends: 4082 [2025-03-16 22:02:39,473 INFO L226 Difference]: Without dead ends: 4080 [2025-03-16 22:02:39,475 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 [2025-03-16 22:02:39,476 INFO L435 NwaCegarLoop]: 4914 mSDtfsCounter, 0 mSDsluCounter, 9823 mSDsCounter, 0 mSdLazyCounter, 2956 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14737 SdHoareTripleChecker+Invalid, 2956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:39,476 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14737 Invalid, 2956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2956 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-16 22:02:39,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4080 states. [2025-03-16 22:02:39,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4080 to 4080. [2025-03-16 22:02:39,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4080 states, 4079 states have (on average 1.4988967884285365) internal successors, (6114), 4079 states have internal predecessors, (6114), 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) [2025-03-16 22:02:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 4080 states and 6114 transitions. [2025-03-16 22:02:39,533 INFO L78 Accepts]: Start accepts. Automaton has 4080 states and 6114 transitions. Word has length 170 [2025-03-16 22:02:39,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:39,534 INFO L471 AbstractCegarLoop]: Abstraction has 4080 states and 6114 transitions. [2025-03-16 22:02:39,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 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) [2025-03-16 22:02:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 4080 states and 6114 transitions. [2025-03-16 22:02:39,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-16 22:02:39,535 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:39,536 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:39,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-16 22:02:39,536 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:39,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:39,537 INFO L85 PathProgramCache]: Analyzing trace with hash -758627544, now seen corresponding path program 1 times [2025-03-16 22:02:39,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:39,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996186177] [2025-03-16 22:02:39,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:39,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:39,577 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-16 22:02:39,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-16 22:02:39,592 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:39,592 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:39,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:39,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:39,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996186177] [2025-03-16 22:02:39,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996186177] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:39,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:39,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:02:39,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732009809] [2025-03-16 22:02:39,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:39,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-16 22:02:39,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:39,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-16 22:02:39,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-16 22:02:39,742 INFO L87 Difference]: Start difference. First operand 4080 states and 6114 transitions. Second operand has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 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) [2025-03-16 22:02:40,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:40,969 INFO L93 Difference]: Finished difference Result 7855 states and 11772 transitions. [2025-03-16 22:02:40,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-16 22:02:40,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 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 171 [2025-03-16 22:02:40,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:40,977 INFO L225 Difference]: With dead ends: 7855 [2025-03-16 22:02:40,977 INFO L226 Difference]: Without dead ends: 4082 [2025-03-16 22:02:40,980 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 [2025-03-16 22:02:40,980 INFO L435 NwaCegarLoop]: 4914 mSDtfsCounter, 0 mSDsluCounter, 9820 mSDsCounter, 0 mSdLazyCounter, 2959 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14734 SdHoareTripleChecker+Invalid, 2959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:40,980 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14734 Invalid, 2959 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2959 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-16 22:02:40,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2025-03-16 22:02:41,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 4082. [2025-03-16 22:02:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4082 states, 4081 states have (on average 1.4986522911051212) internal successors, (6116), 4081 states have internal predecessors, (6116), 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) [2025-03-16 22:02:41,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 4082 states and 6116 transitions. [2025-03-16 22:02:41,027 INFO L78 Accepts]: Start accepts. Automaton has 4082 states and 6116 transitions. Word has length 171 [2025-03-16 22:02:41,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:41,028 INFO L471 AbstractCegarLoop]: Abstraction has 4082 states and 6116 transitions. [2025-03-16 22:02:41,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 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) [2025-03-16 22:02:41,028 INFO L276 IsEmpty]: Start isEmpty. Operand 4082 states and 6116 transitions. [2025-03-16 22:02:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2025-03-16 22:02:41,029 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:41,029 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:41,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-16 22:02:41,030 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:41,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:41,030 INFO L85 PathProgramCache]: Analyzing trace with hash -111101866, now seen corresponding path program 1 times [2025-03-16 22:02:41,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:41,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78871089] [2025-03-16 22:02:41,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:41,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:41,066 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-16 22:02:41,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-16 22:02:41,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:41,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:41,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:41,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78871089] [2025-03-16 22:02:41,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78871089] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:41,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:41,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:02:41,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694582696] [2025-03-16 22:02:41,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:41,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-16 22:02:41,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:41,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-16 22:02:41,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-16 22:02:41,199 INFO L87 Difference]: Start difference. First operand 4082 states and 6116 transitions. Second operand has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 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) [2025-03-16 22:02:42,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:42,328 INFO L93 Difference]: Finished difference Result 7859 states and 11776 transitions. [2025-03-16 22:02:42,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-16 22:02:42,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 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 172 [2025-03-16 22:02:42,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:42,337 INFO L225 Difference]: With dead ends: 7859 [2025-03-16 22:02:42,337 INFO L226 Difference]: Without dead ends: 4084 [2025-03-16 22:02:42,340 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 [2025-03-16 22:02:42,341 INFO L435 NwaCegarLoop]: 4914 mSDtfsCounter, 0 mSDsluCounter, 9815 mSDsCounter, 0 mSdLazyCounter, 2964 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14729 SdHoareTripleChecker+Invalid, 2964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:42,341 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14729 Invalid, 2964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2964 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-16 22:02:42,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4084 states. [2025-03-16 22:02:42,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4084 to 4084. [2025-03-16 22:02:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4083 states have (on average 1.4984080333088416) internal successors, (6118), 4083 states have internal predecessors, (6118), 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) [2025-03-16 22:02:42,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 6118 transitions. [2025-03-16 22:02:42,390 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 6118 transitions. Word has length 172 [2025-03-16 22:02:42,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:42,390 INFO L471 AbstractCegarLoop]: Abstraction has 4084 states and 6118 transitions. [2025-03-16 22:02:42,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 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) [2025-03-16 22:02:42,390 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 6118 transitions. [2025-03-16 22:02:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2025-03-16 22:02:42,391 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:42,392 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:42,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-16 22:02:42,392 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:42,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:42,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1555789043, now seen corresponding path program 1 times [2025-03-16 22:02:42,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:42,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268242289] [2025-03-16 22:02:42,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:42,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:42,429 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-16 22:02:42,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-16 22:02:42,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:42,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:42,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:42,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268242289] [2025-03-16 22:02:42,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268242289] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:42,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:42,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:02:42,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178949386] [2025-03-16 22:02:42,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:42,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-16 22:02:42,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:42,549 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-16 22:02:42,549 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-16 22:02:42,550 INFO L87 Difference]: Start difference. First operand 4084 states and 6118 transitions. Second operand has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:02:43,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:43,912 INFO L93 Difference]: Finished difference Result 7869 states and 11788 transitions. [2025-03-16 22:02:43,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-16 22:02:43,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2025-03-16 22:02:43,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:43,924 INFO L225 Difference]: With dead ends: 7869 [2025-03-16 22:02:43,924 INFO L226 Difference]: Without dead ends: 4092 [2025-03-16 22:02:43,927 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 [2025-03-16 22:02:43,929 INFO L435 NwaCegarLoop]: 4914 mSDtfsCounter, 3 mSDsluCounter, 9815 mSDsCounter, 0 mSdLazyCounter, 2964 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 14729 SdHoareTripleChecker+Invalid, 2964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:43,929 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 14729 Invalid, 2964 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2964 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-16 22:02:43,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4092 states. [2025-03-16 22:02:44,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4092 to 4088. [2025-03-16 22:02:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4087 states have (on average 1.4984095913873257) internal successors, (6124), 4087 states have internal predecessors, (6124), 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) [2025-03-16 22:02:44,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 6124 transitions. [2025-03-16 22:02:44,032 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 6124 transitions. Word has length 173 [2025-03-16 22:02:44,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:44,032 INFO L471 AbstractCegarLoop]: Abstraction has 4088 states and 6124 transitions. [2025-03-16 22:02:44,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:02:44,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 6124 transitions. [2025-03-16 22:02:44,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2025-03-16 22:02:44,034 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:44,034 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:44,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-16 22:02:44,039 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:44,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:44,039 INFO L85 PathProgramCache]: Analyzing trace with hash -285016335, now seen corresponding path program 1 times [2025-03-16 22:02:44,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:44,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174559670] [2025-03-16 22:02:44,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:44,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:44,073 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 174 statements into 1 equivalence classes. [2025-03-16 22:02:44,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 174 of 174 statements. [2025-03-16 22:02:44,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:44,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:51,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:51,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174559670] [2025-03-16 22:02:51,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174559670] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:51,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:51,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-16 22:02:51,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644689955] [2025-03-16 22:02:51,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:51,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-16 22:02:51,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:51,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-16 22:02:51,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2025-03-16 22:02:51,161 INFO L87 Difference]: Start difference. First operand 4088 states and 6124 transitions. Second operand has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:02:55,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:55,003 INFO L93 Difference]: Finished difference Result 7869 states and 11789 transitions. [2025-03-16 22:02:55,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 22:02:55,004 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2025-03-16 22:02:55,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:55,009 INFO L225 Difference]: With dead ends: 7869 [2025-03-16 22:02:55,010 INFO L226 Difference]: Without dead ends: 4088 [2025-03-16 22:02:55,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2025-03-16 22:02:55,013 INFO L435 NwaCegarLoop]: 3560 mSDtfsCounter, 11640 mSDsluCounter, 7117 mSDsCounter, 0 mSdLazyCounter, 7010 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11640 SdHoareTripleChecker+Valid, 10677 SdHoareTripleChecker+Invalid, 7013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:55,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11640 Valid, 10677 Invalid, 7013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7010 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2025-03-16 22:02:55,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4088 states. [2025-03-16 22:02:55,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4088 to 4088. [2025-03-16 22:02:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4087 states have (on average 1.4981649131392218) internal successors, (6123), 4087 states have internal predecessors, (6123), 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) [2025-03-16 22:02:55,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 6123 transitions. [2025-03-16 22:02:55,051 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 6123 transitions. Word has length 174 [2025-03-16 22:02:55,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:55,051 INFO L471 AbstractCegarLoop]: Abstraction has 4088 states and 6123 transitions. [2025-03-16 22:02:55,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:02:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 6123 transitions. [2025-03-16 22:02:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2025-03-16 22:02:55,053 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:55,053 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:55,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-16 22:02:55,053 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:55,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:55,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1360458459, now seen corresponding path program 1 times [2025-03-16 22:02:55,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:55,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572469282] [2025-03-16 22:02:55,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:55,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:55,085 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 174 statements into 1 equivalence classes. [2025-03-16 22:02:55,105 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 174 of 174 statements. [2025-03-16 22:02:55,109 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:55,109 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:02:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:02:55,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:02:55,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572469282] [2025-03-16 22:02:55,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572469282] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:02:55,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:02:55,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:02:55,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586367652] [2025-03-16 22:02:55,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:02:55,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 22:02:55,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:02:55,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 22:02:55,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 22:02:55,266 INFO L87 Difference]: Start difference. First operand 4088 states and 6123 transitions. Second operand has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:02:59,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:02:59,422 INFO L93 Difference]: Finished difference Result 11496 states and 17220 transitions. [2025-03-16 22:02:59,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 22:02:59,423 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2025-03-16 22:02:59,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:02:59,437 INFO L225 Difference]: With dead ends: 11496 [2025-03-16 22:02:59,437 INFO L226 Difference]: Without dead ends: 7715 [2025-03-16 22:02:59,443 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-16 22:02:59,444 INFO L435 NwaCegarLoop]: 3594 mSDtfsCounter, 5718 mSDsluCounter, 10642 mSDsCounter, 0 mSdLazyCounter, 9105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5718 SdHoareTripleChecker+Valid, 14236 SdHoareTripleChecker+Invalid, 9105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2025-03-16 22:02:59,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5718 Valid, 14236 Invalid, 9105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9105 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2025-03-16 22:02:59,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7715 states. [2025-03-16 22:02:59,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7715 to 4099. [2025-03-16 22:02:59,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 4098 states have (on average 1.497559785261103) internal successors, (6137), 4098 states have internal predecessors, (6137), 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) [2025-03-16 22:02:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 6137 transitions. [2025-03-16 22:02:59,506 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 6137 transitions. Word has length 174 [2025-03-16 22:02:59,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:02:59,506 INFO L471 AbstractCegarLoop]: Abstraction has 4099 states and 6137 transitions. [2025-03-16 22:02:59,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:02:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 6137 transitions. [2025-03-16 22:02:59,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-16 22:02:59,508 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:02:59,508 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:02:59,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-16 22:02:59,508 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:02:59,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:02:59,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1686801410, now seen corresponding path program 1 times [2025-03-16 22:02:59,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:02:59,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167360133] [2025-03-16 22:02:59,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:02:59,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:02:59,545 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-16 22:02:59,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-16 22:02:59,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:02:59,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:03:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:03:00,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:03:00,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167360133] [2025-03-16 22:03:00,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167360133] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:03:00,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:03:00,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-16 22:03:00,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124658750] [2025-03-16 22:03:00,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:03:00,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-16 22:03:00,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:03:00,082 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-16 22:03:00,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-16 22:03:00,083 INFO L87 Difference]: Start difference. First operand 4099 states and 6137 transitions. Second operand has 6 states, 6 states have (on average 29.166666666666668) internal successors, (175), 5 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:03:03,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:03:03,374 INFO L93 Difference]: Finished difference Result 7895 states and 11823 transitions. [2025-03-16 22:03:03,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-16 22:03:03,374 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.166666666666668) internal successors, (175), 5 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 175 [2025-03-16 22:03:03,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:03:03,379 INFO L225 Difference]: With dead ends: 7895 [2025-03-16 22:03:03,379 INFO L226 Difference]: Without dead ends: 4114 [2025-03-16 22:03:03,381 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2025-03-16 22:03:03,381 INFO L435 NwaCegarLoop]: 3584 mSDtfsCounter, 5751 mSDsluCounter, 10741 mSDsCounter, 0 mSdLazyCounter, 9262 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5751 SdHoareTripleChecker+Valid, 14325 SdHoareTripleChecker+Invalid, 9263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2025-03-16 22:03:03,381 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5751 Valid, 14325 Invalid, 9263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9262 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2025-03-16 22:03:03,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2025-03-16 22:03:03,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 4112. [2025-03-16 22:03:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4112 states, 4111 states have (on average 1.4967161274629044) internal successors, (6153), 4111 states have internal predecessors, (6153), 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) [2025-03-16 22:03:03,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 4112 states and 6153 transitions. [2025-03-16 22:03:03,418 INFO L78 Accepts]: Start accepts. Automaton has 4112 states and 6153 transitions. Word has length 175 [2025-03-16 22:03:03,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:03:03,418 INFO L471 AbstractCegarLoop]: Abstraction has 4112 states and 6153 transitions. [2025-03-16 22:03:03,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.166666666666668) internal successors, (175), 5 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:03:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 6153 transitions. [2025-03-16 22:03:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-03-16 22:03:03,420 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:03:03,420 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:03:03,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-16 22:03:03,420 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:03:03,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:03:03,421 INFO L85 PathProgramCache]: Analyzing trace with hash 765071451, now seen corresponding path program 1 times [2025-03-16 22:03:03,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:03:03,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343516979] [2025-03-16 22:03:03,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:03:03,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:03:03,456 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-16 22:03:03,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-16 22:03:03,474 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:03:03,474 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:03:03,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:03:03,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 22:03:03,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343516979] [2025-03-16 22:03:03,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343516979] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:03:03,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:03:03,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-16 22:03:03,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99740483] [2025-03-16 22:03:03,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:03:03,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-16 22:03:03,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 22:03:03,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-16 22:03:03,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-16 22:03:03,587 INFO L87 Difference]: Start difference. First operand 4112 states and 6153 transitions. Second operand has 5 states, 5 states have (on average 35.2) internal successors, (176), 4 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:03:07,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:03:07,596 INFO L93 Difference]: Finished difference Result 10939 states and 16372 transitions. [2025-03-16 22:03:07,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-16 22:03:07,597 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 4 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2025-03-16 22:03:07,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:03:07,606 INFO L225 Difference]: With dead ends: 10939 [2025-03-16 22:03:07,607 INFO L226 Difference]: Without dead ends: 7141 [2025-03-16 22:03:07,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-16 22:03:07,611 INFO L435 NwaCegarLoop]: 3748 mSDtfsCounter, 4835 mSDsluCounter, 10638 mSDsCounter, 0 mSdLazyCounter, 8955 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4835 SdHoareTripleChecker+Valid, 14386 SdHoareTripleChecker+Invalid, 8955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2025-03-16 22:03:07,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4835 Valid, 14386 Invalid, 8955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8955 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2025-03-16 22:03:07,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7141 states. [2025-03-16 22:03:07,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7141 to 4110. [2025-03-16 22:03:07,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4110 states, 4109 states have (on average 1.496714529082502) internal successors, (6150), 4109 states have internal predecessors, (6150), 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) [2025-03-16 22:03:07,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 6150 transitions. [2025-03-16 22:03:07,667 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 6150 transitions. Word has length 176 [2025-03-16 22:03:07,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:03:07,667 INFO L471 AbstractCegarLoop]: Abstraction has 4110 states and 6150 transitions. [2025-03-16 22:03:07,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 4 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-16 22:03:07,667 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 6150 transitions. [2025-03-16 22:03:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-03-16 22:03:07,668 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:03:07,668 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:03:07,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-16 22:03:07,669 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:03:07,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:03:07,669 INFO L85 PathProgramCache]: Analyzing trace with hash -670589872, now seen corresponding path program 1 times [2025-03-16 22:03:07,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 22:03:07,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368266342] [2025-03-16 22:03:07,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:03:07,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 22:03:07,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-16 22:03:07,725 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-16 22:03:07,725 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:03:07,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 22:03:07,726 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 22:03:07,744 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-16 22:03:07,784 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-16 22:03:07,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:03:07,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 22:03:07,889 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 22:03:07,890 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 22:03:07,890 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 22:03:07,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-16 22:03:07,895 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 22:03:07,989 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-16 22:03:08,019 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 22:03:08,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 10:03:08 BoogieIcfgContainer [2025-03-16 22:03:08,023 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 22:03:08,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 22:03:08,024 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 22:03:08,024 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 22:03:08,025 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 10:02:25" (3/4) ... [2025-03-16 22:03:08,026 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 22:03:08,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 22:03:08,027 INFO L158 Benchmark]: Toolchain (without parser) took 57536.81ms. Allocated memory was 142.6MB in the beginning and 922.7MB in the end (delta: 780.1MB). Free memory was 101.1MB in the beginning and 353.5MB in the end (delta: -252.4MB). Peak memory consumption was 531.8MB. Max. memory is 16.1GB. [2025-03-16 22:03:08,028 INFO L158 Benchmark]: CDTParser took 0.93ms. Allocated memory is still 201.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 22:03:08,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.62ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 101.1MB in the beginning and 53.6MB in the end (delta: 47.5MB). Peak memory consumption was 115.4MB. Max. memory is 16.1GB. [2025-03-16 22:03:08,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 1053.14ms. Allocated memory was 151.0MB in the beginning and 335.5MB in the end (delta: 184.5MB). Free memory was 53.6MB in the beginning and 87.9MB in the end (delta: -34.3MB). Peak memory consumption was 283.2MB. Max. memory is 16.1GB. [2025-03-16 22:03:08,029 INFO L158 Benchmark]: Boogie Preprocessor took 1145.12ms. Allocated memory was 335.5MB in the beginning and 1.1GB in the end (delta: 763.4MB). Free memory was 87.9MB in the beginning and 781.2MB in the end (delta: -693.3MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2025-03-16 22:03:08,029 INFO L158 Benchmark]: IcfgBuilder took 12232.80ms. Allocated memory was 1.1GB in the beginning and 1.1GB in the end (delta: -33.6MB). Free memory was 781.2MB in the beginning and 515.4MB in the end (delta: 265.8MB). Peak memory consumption was 655.1MB. Max. memory is 16.1GB. [2025-03-16 22:03:08,029 INFO L158 Benchmark]: TraceAbstraction took 42337.37ms. Allocated memory was 1.1GB in the beginning and 922.7MB in the end (delta: -142.6MB). Free memory was 515.4MB in the beginning and 353.6MB in the end (delta: 161.8MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2025-03-16 22:03:08,030 INFO L158 Benchmark]: Witness Printer took 2.99ms. Allocated memory is still 922.7MB. Free memory was 353.6MB in the beginning and 353.5MB in the end (delta: 79.9kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 22:03:08,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93ms. Allocated memory is still 201.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.62ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 101.1MB in the beginning and 53.6MB in the end (delta: 47.5MB). Peak memory consumption was 115.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1053.14ms. Allocated memory was 151.0MB in the beginning and 335.5MB in the end (delta: 184.5MB). Free memory was 53.6MB in the beginning and 87.9MB in the end (delta: -34.3MB). Peak memory consumption was 283.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1145.12ms. Allocated memory was 335.5MB in the beginning and 1.1GB in the end (delta: 763.4MB). Free memory was 87.9MB in the beginning and 781.2MB in the end (delta: -693.3MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. * IcfgBuilder took 12232.80ms. Allocated memory was 1.1GB in the beginning and 1.1GB in the end (delta: -33.6MB). Free memory was 781.2MB in the beginning and 515.4MB in the end (delta: 265.8MB). Peak memory consumption was 655.1MB. Max. memory is 16.1GB. * TraceAbstraction took 42337.37ms. Allocated memory was 1.1GB in the beginning and 922.7MB in the end (delta: -142.6MB). Free memory was 515.4MB in the beginning and 353.6MB in the end (delta: 161.8MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Witness Printer took 2.99ms. Allocated memory is still 922.7MB. Free memory was 353.6MB in the beginning and 353.5MB in the end (delta: 79.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 321, overapproximation of bitwiseAnd at line 358, overapproximation of bitwiseAnd at line 360. 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_36 = 0; [L40] const SORT_4 var_89 = 1; [L41] const SORT_4 var_90 = 0; [L42] const SORT_2 var_104 = 2; [L43] const SORT_2 var_106 = 1; [L44] const SORT_2 var_108 = 0; [L45] const SORT_2 var_168 = 23; [L46] const SORT_2 var_169 = 255; [L47] const SORT_2 var_178 = 24; [L48] const SORT_2 var_187 = 14; [L49] const SORT_2 var_196 = 6; [L50] const SORT_3 var_494 = 0; [L51] const SORT_4 var_496 = 23; [L52] const SORT_4 var_528 = 24; [L53] const SORT_4 var_560 = 14; [L54] const SORT_4 var_592 = 6; [L56] SORT_1 input_103; [L57] SORT_1 input_105; [L58] SORT_1 input_107; [L59] SORT_1 input_109; [L60] SORT_1 input_115; [L61] SORT_1 input_118; [L62] SORT_1 input_119; [L63] SORT_1 input_120; [L64] SORT_1 input_121; [L65] SORT_1 input_127; [L66] SORT_1 input_130; [L67] SORT_1 input_131; [L68] SORT_1 input_132; [L69] SORT_1 input_133; [L70] SORT_1 input_139; [L71] SORT_1 input_142; [L72] SORT_1 input_143; [L73] SORT_1 input_144; [L74] SORT_1 input_145; [L75] SORT_1 input_151; [L76] SORT_1 input_154; [L77] SORT_1 input_155; [L78] SORT_1 input_156; [L79] SORT_1 input_157; [L80] SORT_1 input_163; [L81] SORT_1 input_166; [L82] SORT_1 input_167; [L83] SORT_1 input_176; [L84] SORT_1 input_177; [L85] SORT_1 input_185; [L86] SORT_1 input_186; [L87] SORT_1 input_194; [L88] SORT_1 input_195; [L89] SORT_1 input_203; [L90] SORT_1 input_204; [L91] SORT_1 input_218; [L92] SORT_1 input_220; [L93] SORT_1 input_239; [L94] SORT_1 input_241; [L95] SORT_1 input_260; [L96] SORT_1 input_262; [L97] SORT_1 input_281; [L98] SORT_1 input_283; [L99] SORT_1 input_302; [L100] SORT_1 input_304; [L101] SORT_1 input_316; [L102] SORT_1 input_333; [L103] SORT_1 input_350; [L104] SORT_1 input_367; [L105] SORT_1 input_384; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L107] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L108] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L109] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L110] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L111] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L112] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L113] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L114] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L115] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L116] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L117] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L118] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L119] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L120] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L121] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L122] SORT_1 state_37 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L123] SORT_1 state_39 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L124] SORT_1 state_41 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L125] SORT_1 state_43 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L126] SORT_1 state_45 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L127] SORT_1 state_47 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L128] SORT_1 state_49 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L129] SORT_1 state_51 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L130] SORT_1 state_53 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L131] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L132] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L133] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L134] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L135] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L136] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L137] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L138] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L139] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L140] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L141] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L142] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L143] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L144] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L145] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L146] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L147] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] SORT_2 init_7_arg_1 = var_5; [L150] state_6 = init_7_arg_1 [L151] SORT_2 init_9_arg_1 = var_5; [L152] state_8 = init_9_arg_1 [L153] SORT_2 init_11_arg_1 = var_5; [L154] state_10 = init_11_arg_1 [L155] SORT_2 init_13_arg_1 = var_5; [L156] state_12 = init_13_arg_1 [L157] SORT_2 init_15_arg_1 = var_5; [L158] state_14 = init_15_arg_1 [L159] SORT_2 init_17_arg_1 = var_5; [L160] state_16 = init_17_arg_1 [L161] SORT_2 init_19_arg_1 = var_5; [L162] state_18 = init_19_arg_1 [L163] SORT_2 init_21_arg_1 = var_5; [L164] state_20 = init_21_arg_1 [L165] SORT_2 init_23_arg_1 = var_5; [L166] state_22 = init_23_arg_1 [L167] SORT_2 init_25_arg_1 = var_5; [L168] state_24 = init_25_arg_1 [L169] SORT_2 init_27_arg_1 = var_5; [L170] state_26 = init_27_arg_1 [L171] SORT_2 init_29_arg_1 = var_5; [L172] state_28 = init_29_arg_1 [L173] SORT_2 init_31_arg_1 = var_5; [L174] state_30 = init_31_arg_1 [L175] SORT_2 init_33_arg_1 = var_5; [L176] state_32 = init_33_arg_1 [L177] SORT_2 init_35_arg_1 = var_5; [L178] state_34 = init_35_arg_1 [L179] SORT_1 init_38_arg_1 = var_36; [L180] state_37 = init_38_arg_1 [L181] SORT_1 init_40_arg_1 = var_36; [L182] state_39 = init_40_arg_1 [L183] SORT_1 init_42_arg_1 = var_36; [L184] state_41 = init_42_arg_1 [L185] SORT_1 init_44_arg_1 = var_36; [L186] state_43 = init_44_arg_1 [L187] SORT_1 init_46_arg_1 = var_36; [L188] state_45 = init_46_arg_1 [L189] SORT_1 init_48_arg_1 = var_36; [L190] state_47 = init_48_arg_1 [L191] SORT_1 init_50_arg_1 = var_36; [L192] state_49 = init_50_arg_1 [L193] SORT_1 init_52_arg_1 = var_36; [L194] state_51 = init_52_arg_1 [L195] SORT_1 init_54_arg_1 = var_36; [L196] state_53 = init_54_arg_1 [L197] SORT_1 init_56_arg_1 = var_36; [L198] state_55 = init_56_arg_1 [L199] SORT_1 init_58_arg_1 = var_36; [L200] state_57 = init_58_arg_1 [L201] SORT_1 init_60_arg_1 = var_36; [L202] state_59 = init_60_arg_1 [L203] SORT_1 init_62_arg_1 = var_36; [L204] state_61 = init_62_arg_1 [L205] SORT_1 init_64_arg_1 = var_36; [L206] state_63 = init_64_arg_1 [L207] SORT_1 init_66_arg_1 = var_36; [L208] state_65 = init_66_arg_1 [L209] SORT_1 init_68_arg_1 = var_36; [L210] state_67 = init_68_arg_1 [L211] SORT_1 init_70_arg_1 = var_36; [L212] state_69 = init_70_arg_1 [L213] SORT_1 init_72_arg_1 = var_36; [L214] state_71 = init_72_arg_1 [L215] SORT_1 init_74_arg_1 = var_36; [L216] state_73 = init_74_arg_1 [L217] SORT_1 init_76_arg_1 = var_36; [L218] state_75 = init_76_arg_1 [L219] SORT_1 init_78_arg_1 = var_36; [L220] state_77 = init_78_arg_1 [L221] SORT_1 init_80_arg_1 = var_36; [L222] state_79 = init_80_arg_1 [L223] SORT_1 init_82_arg_1 = var_36; [L224] state_81 = init_82_arg_1 [L225] SORT_1 init_84_arg_1 = var_36; [L226] state_83 = init_84_arg_1 [L227] SORT_1 init_86_arg_1 = var_36; [L228] state_85 = init_86_arg_1 [L229] SORT_1 init_88_arg_1 = var_36; [L230] state_87 = init_88_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L233] input_103 = __VERIFIER_nondet_uchar() [L234] EXPR input_103 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L234] input_103 = input_103 & mask_SORT_1 [L235] input_105 = __VERIFIER_nondet_uchar() [L236] EXPR input_105 & mask_SORT_1 VAL [input_103=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L236] input_105 = input_105 & mask_SORT_1 [L237] input_107 = __VERIFIER_nondet_uchar() [L238] EXPR input_107 & mask_SORT_1 VAL [input_103=0, input_105=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L238] input_107 = input_107 & mask_SORT_1 [L239] input_109 = __VERIFIER_nondet_uchar() [L240] EXPR input_109 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L240] input_109 = input_109 & mask_SORT_1 [L241] input_115 = __VERIFIER_nondet_uchar() [L242] EXPR input_115 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L242] input_115 = input_115 & mask_SORT_1 [L243] input_118 = __VERIFIER_nondet_uchar() [L244] EXPR input_118 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L244] input_118 = input_118 & mask_SORT_1 [L245] input_119 = __VERIFIER_nondet_uchar() [L246] EXPR input_119 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L246] input_119 = input_119 & mask_SORT_1 [L247] input_120 = __VERIFIER_nondet_uchar() [L248] EXPR input_120 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L248] input_120 = input_120 & mask_SORT_1 [L249] input_121 = __VERIFIER_nondet_uchar() [L250] EXPR input_121 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L250] input_121 = input_121 & mask_SORT_1 [L251] input_127 = __VERIFIER_nondet_uchar() [L252] EXPR input_127 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L252] input_127 = input_127 & mask_SORT_1 [L253] input_130 = __VERIFIER_nondet_uchar() [L254] EXPR input_130 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L254] input_130 = input_130 & mask_SORT_1 [L255] input_131 = __VERIFIER_nondet_uchar() [L256] EXPR input_131 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L256] input_131 = input_131 & mask_SORT_1 [L257] input_132 = __VERIFIER_nondet_uchar() [L258] EXPR input_132 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L258] input_132 = input_132 & mask_SORT_1 [L259] input_133 = __VERIFIER_nondet_uchar() [L260] EXPR input_133 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L260] input_133 = input_133 & mask_SORT_1 [L261] input_139 = __VERIFIER_nondet_uchar() [L262] EXPR input_139 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L262] input_139 = input_139 & mask_SORT_1 [L263] input_142 = __VERIFIER_nondet_uchar() [L264] EXPR input_142 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L264] input_142 = input_142 & mask_SORT_1 [L265] input_143 = __VERIFIER_nondet_uchar() [L266] EXPR input_143 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L266] input_143 = input_143 & mask_SORT_1 [L267] input_144 = __VERIFIER_nondet_uchar() [L268] EXPR input_144 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L268] input_144 = input_144 & mask_SORT_1 [L269] input_145 = __VERIFIER_nondet_uchar() [L270] EXPR input_145 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L270] input_145 = input_145 & mask_SORT_1 [L271] input_151 = __VERIFIER_nondet_uchar() [L272] EXPR input_151 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L272] input_151 = input_151 & mask_SORT_1 [L273] input_154 = __VERIFIER_nondet_uchar() [L274] EXPR input_154 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L274] input_154 = input_154 & mask_SORT_1 [L275] input_155 = __VERIFIER_nondet_uchar() [L276] EXPR input_155 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L276] input_155 = input_155 & mask_SORT_1 [L277] input_156 = __VERIFIER_nondet_uchar() [L278] EXPR input_156 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L278] input_156 = input_156 & mask_SORT_1 [L279] input_157 = __VERIFIER_nondet_uchar() [L280] EXPR input_157 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L280] input_157 = input_157 & mask_SORT_1 [L281] input_163 = __VERIFIER_nondet_uchar() [L282] EXPR input_163 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L282] input_163 = input_163 & mask_SORT_1 [L283] input_166 = __VERIFIER_nondet_uchar() [L284] EXPR input_166 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L284] input_166 = input_166 & mask_SORT_1 [L285] input_167 = __VERIFIER_nondet_uchar() [L286] EXPR input_167 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L286] input_167 = input_167 & mask_SORT_1 [L287] input_176 = __VERIFIER_nondet_uchar() [L288] EXPR input_176 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L288] input_176 = input_176 & mask_SORT_1 [L289] input_177 = __VERIFIER_nondet_uchar() [L290] EXPR input_177 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L290] input_177 = input_177 & mask_SORT_1 [L291] input_185 = __VERIFIER_nondet_uchar() [L292] EXPR input_185 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L292] input_185 = input_185 & mask_SORT_1 [L293] input_186 = __VERIFIER_nondet_uchar() [L294] EXPR input_186 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L294] input_186 = input_186 & mask_SORT_1 [L295] input_194 = __VERIFIER_nondet_uchar() [L296] EXPR input_194 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L296] input_194 = input_194 & mask_SORT_1 [L297] input_195 = __VERIFIER_nondet_uchar() [L298] EXPR input_195 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L298] input_195 = input_195 & mask_SORT_1 [L299] input_203 = __VERIFIER_nondet_uchar() [L300] EXPR input_203 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L300] input_203 = input_203 & mask_SORT_1 [L301] input_204 = __VERIFIER_nondet_uchar() [L302] EXPR input_204 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L302] input_204 = input_204 & mask_SORT_1 [L303] input_218 = __VERIFIER_nondet_uchar() [L304] input_220 = __VERIFIER_nondet_uchar() [L305] input_239 = __VERIFIER_nondet_uchar() [L306] input_241 = __VERIFIER_nondet_uchar() [L307] input_260 = __VERIFIER_nondet_uchar() [L308] input_262 = __VERIFIER_nondet_uchar() [L309] input_281 = __VERIFIER_nondet_uchar() [L310] input_283 = __VERIFIER_nondet_uchar() [L311] input_302 = __VERIFIER_nondet_uchar() [L312] input_304 = __VERIFIER_nondet_uchar() [L313] input_316 = __VERIFIER_nondet_uchar() [L314] input_333 = __VERIFIER_nondet_uchar() [L315] input_350 = __VERIFIER_nondet_uchar() [L316] input_367 = __VERIFIER_nondet_uchar() [L317] input_384 = __VERIFIER_nondet_uchar() [L320] SORT_1 var_91_arg_0 = ~state_39; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0, var_91_arg_0=-1] [L321] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L321] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L322] SORT_4 var_91_arg_1 = var_89; [L323] SORT_4 var_91_arg_2 = var_90; [L324] SORT_4 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L325] SORT_1 var_92_arg_0 = state_45; [L326] SORT_4 var_92_arg_1 = var_89; [L327] SORT_4 var_92_arg_2 = var_90; [L328] SORT_4 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L329] SORT_4 var_93_arg_0 = var_91; [L330] SORT_4 var_93_arg_1 = var_92; [L331] SORT_4 var_93 = var_93_arg_0 + var_93_arg_1; [L332] SORT_1 var_94_arg_0 = state_51; [L333] SORT_4 var_94_arg_1 = var_89; [L334] SORT_4 var_94_arg_2 = var_90; [L335] SORT_4 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L336] SORT_4 var_95_arg_0 = var_93; [L337] SORT_4 var_95_arg_1 = var_94; [L338] SORT_4 var_95 = var_95_arg_0 + var_95_arg_1; [L339] SORT_1 var_96_arg_0 = state_57; [L340] SORT_4 var_96_arg_1 = var_89; [L341] SORT_4 var_96_arg_2 = var_90; [L342] SORT_4 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L343] SORT_4 var_97_arg_0 = var_95; [L344] SORT_4 var_97_arg_1 = var_96; [L345] SORT_4 var_97 = var_97_arg_0 + var_97_arg_1; [L346] SORT_1 var_98_arg_0 = state_63; [L347] SORT_4 var_98_arg_1 = var_89; [L348] SORT_4 var_98_arg_2 = var_90; [L349] SORT_4 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L350] SORT_4 var_99_arg_0 = var_97; [L351] SORT_4 var_99_arg_1 = var_98; [L352] SORT_4 var_99 = var_99_arg_0 + var_99_arg_1; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0, var_99=0] [L353] EXPR var_99 & mask_SORT_4 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L353] var_99 = var_99 & mask_SORT_4 [L354] SORT_4 var_100_arg_0 = var_99; [L355] SORT_4 var_100_arg_1 = var_89; [L356] SORT_1 var_100 = var_100_arg_0 <= var_100_arg_1; [L357] SORT_1 var_101_arg_0 = ~state_87; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_100=1, var_101_arg_0=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L358] EXPR var_101_arg_0 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_100=1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L358] var_101_arg_0 = var_101_arg_0 & mask_SORT_1 [L359] SORT_1 var_101_arg_1 = ~var_100; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_101_arg_0=1, var_101_arg_1=-2, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L360] EXPR var_101_arg_1 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_101_arg_0=1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L360] var_101_arg_1 = var_101_arg_1 & mask_SORT_1 [L361] EXPR var_101_arg_0 & var_101_arg_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L361] SORT_1 var_101 = var_101_arg_0 & var_101_arg_1; [L362] EXPR var_101 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L362] var_101 = var_101 & mask_SORT_1 [L363] SORT_1 bad_102_arg_0 = var_101; [L364] CALL __VERIFIER_assert(!(bad_102_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3936 locations, 5901 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.1s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 28.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38536 SdHoareTripleChecker+Valid, 26.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 38536 mSDsluCounter, 146476 SdHoareTripleChecker+Invalid, 21.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 103701 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59186 IncrementalHoareTripleChecker+Invalid, 59190 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 42775 mSDtfsCounter, 59186 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4112occurred in iteration=9, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 9678 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 1898 NumberOfCodeBlocks, 1898 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1712 ConstructedInterpolants, 0 QuantifiedInterpolants, 12559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 [2025-03-16 22:03:08,057 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.lann.8.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 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 22:03:09,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 22:03:09,962 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-16 22:03:09,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 22:03:09,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 22:03:09,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 22:03:09,992 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 22:03:09,992 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 22:03:09,993 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 22:03:09,993 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 22:03:09,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 22:03:09,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 22:03:09,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 22:03:09,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 22:03:09,994 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 22:03:09,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 22:03:09,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 22:03:09,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 22:03:09,995 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 22:03:09,996 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 22:03:09,996 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 22:03:09,996 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 22:03:09,996 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 22:03:09,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 22:03:09,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 22:03:09,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 22:03:09,997 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 22:03:09,997 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 -> 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab [2025-03-16 22:03:10,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 22:03:10,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 22:03:10,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 22:03:10,251 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 22:03:10,251 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 22:03:10,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2025-03-16 22:03:11,391 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b8aa04d9/506017b8a75641d8ba72479e07b5447a/FLAGbd43f2adc [2025-03-16 22:03:11,726 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 22:03:11,727 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2025-03-16 22:03:11,746 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b8aa04d9/506017b8a75641d8ba72479e07b5447a/FLAGbd43f2adc [2025-03-16 22:03:11,760 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b8aa04d9/506017b8a75641d8ba72479e07b5447a [2025-03-16 22:03:11,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 22:03:11,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 22:03:11,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 22:03:11,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 22:03:11,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 22:03:11,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:03:11" (1/1) ... [2025-03-16 22:03:11,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365b4408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:11, skipping insertion in model container [2025-03-16 22:03:11,771 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 10:03:11" (1/1) ... [2025-03-16 22:03:11,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 22:03:12,005 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.lann.8.prop1-func-interl.c[1171,1184] [2025-03-16 22:03:12,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 22:03:12,295 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 22:03:12,302 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.lann.8.prop1-func-interl.c[1171,1184] [2025-03-16 22:03:12,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 22:03:12,445 INFO L204 MainTranslator]: Completed translation [2025-03-16 22:03:12,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12 WrapperNode [2025-03-16 22:03:12,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 22:03:12,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 22:03:12,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 22:03:12,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 22:03:12,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,591 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3036 [2025-03-16 22:03:12,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 22:03:12,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 22:03:12,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 22:03:12,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 22:03:12,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,615 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,674 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]. [2025-03-16 22:03:12,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,719 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 22:03:12,763 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 22:03:12,763 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 22:03:12,763 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 22:03:12,764 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (1/1) ... [2025-03-16 22:03:12,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 22:03:12,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 22:03:12,790 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) [2025-03-16 22:03:12,794 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 [2025-03-16 22:03:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 22:03:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 22:03:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 22:03:12,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 22:03:13,183 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 22:03:13,185 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 22:03:15,371 INFO L? ?]: Removed 140 outVars from TransFormulas that were not future-live. [2025-03-16 22:03:15,371 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 22:03:15,377 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 22:03:15,377 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 22:03:15,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 10:03:15 BoogieIcfgContainer [2025-03-16 22:03:15,378 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 22:03:15,379 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 22:03:15,379 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 22:03:15,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 22:03:15,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 10:03:11" (1/3) ... [2025-03-16 22:03:15,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab182b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:03:15, skipping insertion in model container [2025-03-16 22:03:15,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 10:03:12" (2/3) ... [2025-03-16 22:03:15,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab182b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:03:15, skipping insertion in model container [2025-03-16 22:03:15,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 10:03:15" (3/3) ... [2025-03-16 22:03:15,384 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c [2025-03-16 22:03:15,394 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 22:03:15,395 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c that has 1 procedures, 8 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 22:03:15,425 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 22:03:15,431 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;@10a101bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 22:03:15,432 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 22:03:15,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 7 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) [2025-03-16 22:03:15,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-03-16 22:03:15,437 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:03:15,438 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-03-16 22:03:15,439 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:03:15,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:03:15,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1137951, now seen corresponding path program 1 times [2025-03-16 22:03:15,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 22:03:15,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1676128907] [2025-03-16 22:03:15,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:03:15,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 22:03:15,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 22:03:15,455 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) [2025-03-16 22:03:15,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 22:03:15,877 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-16 22:03:15,909 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-16 22:03:15,909 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:03:15,909 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:03:15,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 50 conjuncts are in the unsatisfiable core [2025-03-16 22:03:15,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 22:03:16,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-16 22:03:16,273 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 22:03:16,273 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 22:03:16,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676128907] [2025-03-16 22:03:16,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676128907] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 22:03:16,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 22:03:16,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 22:03:16,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942516583] [2025-03-16 22:03:16,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 22:03:16,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-16 22:03:16,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 22:03:16,291 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-16 22:03:16,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-16 22:03:16,293 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 7 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2025-03-16 22:03:16,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 22:03:16,503 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2025-03-16 22:03:16,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-16 22:03:16,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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 4 [2025-03-16 22:03:16,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 22:03:16,511 INFO L225 Difference]: With dead ends: 16 [2025-03-16 22:03:16,511 INFO L226 Difference]: Without dead ends: 9 [2025-03-16 22:03:16,512 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-16 22:03:16,515 INFO L435 NwaCegarLoop]: 3 mSDtfsCounter, 2 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 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 [2025-03-16 22:03:16,518 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-16 22:03:16,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2025-03-16 22:03:16,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2025-03-16 22:03:16,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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) [2025-03-16 22:03:16,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2025-03-16 22:03:16,536 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2025-03-16 22:03:16,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 22:03:16,536 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2025-03-16 22:03:16,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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) [2025-03-16 22:03:16,536 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2025-03-16 22:03:16,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-16 22:03:16,536 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 22:03:16,537 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2025-03-16 22:03:16,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-16 22:03:16,737 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 [2025-03-16 22:03:16,738 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 22:03:16,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 22:03:16,739 INFO L85 PathProgramCache]: Analyzing trace with hash -458170295, now seen corresponding path program 1 times [2025-03-16 22:03:16,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 22:03:16,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [282552800] [2025-03-16 22:03:16,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 22:03:16,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 22:03:16,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 22:03:16,742 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) [2025-03-16 22:03:16,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-16 22:03:17,247 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-16 22:03:17,376 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-16 22:03:17,377 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 22:03:17,377 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 22:03:17,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 65 conjuncts are in the unsatisfiable core [2025-03-16 22:03:17,413 INFO L279 TraceCheckSpWp]: Computing forward predicates...