./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 23:19:46,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 23:19:46,645 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-07 23:19:46,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 23:19:46,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 23:19:46,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 23:19:46,664 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 23:19:46,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 23:19:46,665 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 23:19:46,665 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 23:19:46,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 23:19:46,665 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 23:19:46,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 23:19:46,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 23:19:46,665 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 23:19:46,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 23:19:46,666 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 23:19:46,666 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:19:46,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 23:19:46,667 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 23:19:46,668 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 23:19:46,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 23:19:46,668 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 [2025-02-07 23:19:46,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 23:19:46,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 23:19:46,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 23:19:46,898 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 23:19:46,898 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 23:19:46,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-02-07 23:19:48,118 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/81e1afab2/a691cf6fc8a74794b688028a95c7b46f/FLAG7d3d4e742 [2025-02-07 23:19:48,541 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 23:19:48,546 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-02-07 23:19:48,577 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/81e1afab2/a691cf6fc8a74794b688028a95c7b46f/FLAG7d3d4e742 [2025-02-07 23:19:48,695 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/81e1afab2/a691cf6fc8a74794b688028a95c7b46f [2025-02-07 23:19:48,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 23:19:48,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 23:19:48,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 23:19:48,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 23:19:48,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 23:19:48,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:19:48" (1/1) ... [2025-02-07 23:19:48,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7750b596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:48, skipping insertion in model container [2025-02-07 23:19:48,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:19:48" (1/1) ... [2025-02-07 23:19:48,763 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 23:19:48,936 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c[1174,1187] [2025-02-07 23:19:49,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:19:49,276 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 23:19:49,282 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c[1174,1187] [2025-02-07 23:19:49,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:19:49,464 INFO L204 MainTranslator]: Completed translation [2025-02-07 23:19:49,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49 WrapperNode [2025-02-07 23:19:49,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 23:19:49,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 23:19:49,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 23:19:49,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 23:19:49,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:49,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:50,282 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10758 [2025-02-07 23:19:50,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 23:19:50,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 23:19:50,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 23:19:50,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 23:19:50,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:50,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:50,518 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:50,797 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 23:19:50,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:50,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:51,184 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:51,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:51,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:51,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:51,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 23:19:51,491 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 23:19:51,491 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 23:19:51,491 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 23:19:51,492 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (1/1) ... [2025-02-07 23:19:51,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:19:51,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:19:51,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 23:19:51,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 23:19:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 23:19:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 23:19:51,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 23:19:51,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 23:19:52,149 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 23:19:52,150 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 23:20:06,246 INFO L? ?]: Removed 6118 outVars from TransFormulas that were not future-live. [2025-02-07 23:20:06,246 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 23:20:06,494 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 23:20:06,495 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 23:20:06,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:20:06 BoogieIcfgContainer [2025-02-07 23:20:06,495 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 23:20:06,498 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 23:20:06,498 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 23:20:06,501 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 23:20:06,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 11:19:48" (1/3) ... [2025-02-07 23:20:06,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279c9fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:20:06, skipping insertion in model container [2025-02-07 23:20:06,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:19:49" (2/3) ... [2025-02-07 23:20:06,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@279c9fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:20:06, skipping insertion in model container [2025-02-07 23:20:06,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:20:06" (3/3) ... [2025-02-07 23:20:06,503 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-02-07 23:20:06,528 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 23:20:06,529 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c that has 1 procedures, 3768 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 23:20:06,614 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 23:20:06,621 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;@66eb4c9e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 23:20:06,621 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 23:20:06,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 3768 states, 3766 states have (on average 1.5005310674455656) internal successors, (5651), 3767 states have internal predecessors, (5651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:06,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2025-02-07 23:20:06,640 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:06,641 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] [2025-02-07 23:20:06,641 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:06,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:06,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1930444980, now seen corresponding path program 1 times [2025-02-07 23:20:06,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:06,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983374958] [2025-02-07 23:20:06,649 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:06,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:06,754 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-02-07 23:20:06,838 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-02-07 23:20:06,838 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:06,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:07,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:07,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983374958] [2025-02-07 23:20:07,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983374958] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:07,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:07,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:20:07,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476545505] [2025-02-07 23:20:07,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:07,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:20:07,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:07,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:20:07,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:20:07,674 INFO L87 Difference]: Start difference. First operand has 3768 states, 3766 states have (on average 1.5005310674455656) internal successors, (5651), 3767 states have internal predecessors, (5651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2025-02-07 23:20:09,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:09,199 INFO L93 Difference]: Finished difference Result 7331 states and 10997 transitions. [2025-02-07 23:20:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:20:09,201 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 [2025-02-07 23:20:09,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:09,223 INFO L225 Difference]: With dead ends: 7331 [2025-02-07 23:20:09,224 INFO L226 Difference]: Without dead ends: 3768 [2025-02-07 23:20:09,230 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 [2025-02-07 23:20:09,232 INFO L435 NwaCegarLoop]: 4707 mSDtfsCounter, 0 mSDsluCounter, 9409 mSDsCounter, 0 mSdLazyCounter, 2827 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14116 SdHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2827 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:09,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14116 Invalid, 2827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2827 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-02-07 23:20:09,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2025-02-07 23:20:09,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 3768. [2025-02-07 23:20:09,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3768 states, 3767 states have (on average 1.499867268383329) internal successors, (5650), 3767 states have internal predecessors, (5650), 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) [2025-02-07 23:20:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3768 states and 5650 transitions. [2025-02-07 23:20:09,344 INFO L78 Accepts]: Start accepts. Automaton has 3768 states and 5650 transitions. Word has length 172 [2025-02-07 23:20:09,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:09,344 INFO L471 AbstractCegarLoop]: Abstraction has 3768 states and 5650 transitions. [2025-02-07 23:20:09,344 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) [2025-02-07 23:20:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 5650 transitions. [2025-02-07 23:20:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2025-02-07 23:20:09,350 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:09,350 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] [2025-02-07 23:20:09,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 23:20:09,351 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:09,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:09,351 INFO L85 PathProgramCache]: Analyzing trace with hash 290432900, now seen corresponding path program 1 times [2025-02-07 23:20:09,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:09,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266449949] [2025-02-07 23:20:09,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:09,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:09,399 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-02-07 23:20:09,434 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-02-07 23:20:09,434 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:09,434 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:09,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:09,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:09,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266449949] [2025-02-07 23:20:09,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266449949] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:09,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:09,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:20:09,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823261905] [2025-02-07 23:20:09,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:09,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:20:09,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:09,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:20:09,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:20:09,686 INFO L87 Difference]: Start difference. First operand 3768 states and 5650 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) [2025-02-07 23:20:11,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:11,049 INFO L93 Difference]: Finished difference Result 7333 states and 10996 transitions. [2025-02-07 23:20:11,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:20:11,049 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 [2025-02-07 23:20:11,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:11,059 INFO L225 Difference]: With dead ends: 7333 [2025-02-07 23:20:11,060 INFO L226 Difference]: Without dead ends: 3770 [2025-02-07 23:20:11,063 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 [2025-02-07 23:20:11,064 INFO L435 NwaCegarLoop]: 4707 mSDtfsCounter, 0 mSDsluCounter, 9406 mSDsCounter, 0 mSdLazyCounter, 2830 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14113 SdHoareTripleChecker+Invalid, 2830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:11,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14113 Invalid, 2830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2830 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-07 23:20:11,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3770 states. [2025-02-07 23:20:11,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3770 to 3770. [2025-02-07 23:20:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3770 states, 3769 states have (on average 1.4996020164499868) internal successors, (5652), 3769 states have internal predecessors, (5652), 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) [2025-02-07 23:20:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 3770 states and 5652 transitions. [2025-02-07 23:20:11,114 INFO L78 Accepts]: Start accepts. Automaton has 3770 states and 5652 transitions. Word has length 173 [2025-02-07 23:20:11,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:11,115 INFO L471 AbstractCegarLoop]: Abstraction has 3770 states and 5652 transitions. [2025-02-07 23:20:11,115 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) [2025-02-07 23:20:11,115 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 5652 transitions. [2025-02-07 23:20:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2025-02-07 23:20:11,116 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:11,116 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] [2025-02-07 23:20:11,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 23:20:11,117 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:11,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:11,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1949966777, now seen corresponding path program 1 times [2025-02-07 23:20:11,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:11,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948636624] [2025-02-07 23:20:11,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:11,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:11,169 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 174 statements into 1 equivalence classes. [2025-02-07 23:20:11,198 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 174 of 174 statements. [2025-02-07 23:20:11,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:11,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:11,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:11,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948636624] [2025-02-07 23:20:11,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948636624] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:11,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:11,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:20:11,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509226309] [2025-02-07 23:20:11,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:11,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:20:11,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:11,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:20:11,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:20:11,376 INFO L87 Difference]: Start difference. First operand 3770 states and 5652 transitions. Second operand has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:12,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:12,745 INFO L93 Difference]: Finished difference Result 7337 states and 11000 transitions. [2025-02-07 23:20:12,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:20:12,746 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2025-02-07 23:20:12,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:12,757 INFO L225 Difference]: With dead ends: 7337 [2025-02-07 23:20:12,757 INFO L226 Difference]: Without dead ends: 3772 [2025-02-07 23:20:12,761 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 [2025-02-07 23:20:12,763 INFO L435 NwaCegarLoop]: 4707 mSDtfsCounter, 0 mSDsluCounter, 9401 mSDsCounter, 0 mSdLazyCounter, 2835 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14108 SdHoareTripleChecker+Invalid, 2835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:12,764 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14108 Invalid, 2835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2835 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-07 23:20:12,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3772 states. [2025-02-07 23:20:12,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3772 to 3772. [2025-02-07 23:20:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3772 states, 3771 states have (on average 1.4993370458764252) internal successors, (5654), 3771 states have internal predecessors, (5654), 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) [2025-02-07 23:20:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 3772 states and 5654 transitions. [2025-02-07 23:20:12,812 INFO L78 Accepts]: Start accepts. Automaton has 3772 states and 5654 transitions. Word has length 174 [2025-02-07 23:20:12,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:12,813 INFO L471 AbstractCegarLoop]: Abstraction has 3772 states and 5654 transitions. [2025-02-07 23:20:12,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3772 states and 5654 transitions. [2025-02-07 23:20:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-02-07 23:20:12,814 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:12,814 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] [2025-02-07 23:20:12,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 23:20:12,815 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:12,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:12,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1568940553, now seen corresponding path program 1 times [2025-02-07 23:20:12,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:12,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718716215] [2025-02-07 23:20:12,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:12,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:12,857 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-02-07 23:20:12,879 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-02-07 23:20:12,880 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:12,880 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:13,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:13,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718716215] [2025-02-07 23:20:13,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718716215] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:13,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:13,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:20:13,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105097381] [2025-02-07 23:20:13,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:13,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:20:13,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:13,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:20:13,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:20:13,117 INFO L87 Difference]: Start difference. First operand 3772 states and 5654 transitions. Second operand has 4 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:14,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:14,421 INFO L93 Difference]: Finished difference Result 7347 states and 11012 transitions. [2025-02-07 23:20:14,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:20:14,421 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 175 [2025-02-07 23:20:14,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:14,430 INFO L225 Difference]: With dead ends: 7347 [2025-02-07 23:20:14,430 INFO L226 Difference]: Without dead ends: 3780 [2025-02-07 23:20:14,433 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 [2025-02-07 23:20:14,434 INFO L435 NwaCegarLoop]: 4707 mSDtfsCounter, 3 mSDsluCounter, 9401 mSDsCounter, 0 mSdLazyCounter, 2835 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 14108 SdHoareTripleChecker+Invalid, 2835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:14,434 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 14108 Invalid, 2835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2835 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-02-07 23:20:14,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3780 states. [2025-02-07 23:20:14,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3780 to 3776. [2025-02-07 23:20:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3776 states, 3775 states have (on average 1.4993377483443708) internal successors, (5660), 3775 states have internal predecessors, (5660), 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) [2025-02-07 23:20:14,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 3776 states and 5660 transitions. [2025-02-07 23:20:14,483 INFO L78 Accepts]: Start accepts. Automaton has 3776 states and 5660 transitions. Word has length 175 [2025-02-07 23:20:14,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:14,483 INFO L471 AbstractCegarLoop]: Abstraction has 3776 states and 5660 transitions. [2025-02-07 23:20:14,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 5660 transitions. [2025-02-07 23:20:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-02-07 23:20:14,484 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:14,484 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] [2025-02-07 23:20:14,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-07 23:20:14,485 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:14,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:14,485 INFO L85 PathProgramCache]: Analyzing trace with hash 2092320322, now seen corresponding path program 1 times [2025-02-07 23:20:14,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:14,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022958861] [2025-02-07 23:20:14,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:14,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:14,520 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-02-07 23:20:14,573 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-02-07 23:20:14,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:14,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:15,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:15,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022958861] [2025-02-07 23:20:15,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022958861] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:15,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:15,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-07 23:20:15,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359639764] [2025-02-07 23:20:15,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:15,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 23:20:15,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:15,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 23:20:15,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-07 23:20:15,199 INFO L87 Difference]: Start difference. First operand 3776 states and 5660 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 5 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) [2025-02-07 23:20:18,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:18,433 INFO L93 Difference]: Finished difference Result 7359 states and 11031 transitions. [2025-02-07 23:20:18,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 23:20:18,433 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 5 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 [2025-02-07 23:20:18,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:18,442 INFO L225 Difference]: With dead ends: 7359 [2025-02-07 23:20:18,442 INFO L226 Difference]: Without dead ends: 3788 [2025-02-07 23:20:18,446 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2025-02-07 23:20:18,447 INFO L435 NwaCegarLoop]: 3730 mSDtfsCounter, 5501 mSDsluCounter, 11178 mSDsCounter, 0 mSdLazyCounter, 7683 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5501 SdHoareTripleChecker+Valid, 14908 SdHoareTripleChecker+Invalid, 7684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:18,447 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5501 Valid, 14908 Invalid, 7684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7683 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2025-02-07 23:20:18,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3788 states. [2025-02-07 23:20:18,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3788 to 3786. [2025-02-07 23:20:18,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3786 states, 3785 states have (on average 1.4985468956406869) internal successors, (5672), 3785 states have internal predecessors, (5672), 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) [2025-02-07 23:20:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 5672 transitions. [2025-02-07 23:20:18,498 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 5672 transitions. Word has length 176 [2025-02-07 23:20:18,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:18,499 INFO L471 AbstractCegarLoop]: Abstraction has 3786 states and 5672 transitions. [2025-02-07 23:20:18,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 5 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) [2025-02-07 23:20:18,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 5672 transitions. [2025-02-07 23:20:18,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-07 23:20:18,505 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:18,505 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 23:20:18,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-07 23:20:18,505 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:18,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:18,506 INFO L85 PathProgramCache]: Analyzing trace with hash 305879950, now seen corresponding path program 1 times [2025-02-07 23:20:18,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:18,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620000886] [2025-02-07 23:20:18,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:18,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:18,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-07 23:20:18,576 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-07 23:20:18,577 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:18,577 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:20,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:20,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:20,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620000886] [2025-02-07 23:20:20,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620000886] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:20,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:20,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:20:20,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195118962] [2025-02-07 23:20:20,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:20,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 23:20:20,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:20,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 23:20:20,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-07 23:20:20,894 INFO L87 Difference]: Start difference. First operand 3786 states and 5672 transitions. Second operand has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:22,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:22,873 INFO L93 Difference]: Finished difference Result 7367 states and 11037 transitions. [2025-02-07 23:20:22,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:20:22,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2025-02-07 23:20:22,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:22,881 INFO L225 Difference]: With dead ends: 7367 [2025-02-07 23:20:22,881 INFO L226 Difference]: Without dead ends: 3786 [2025-02-07 23:20:22,883 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-02-07 23:20:22,883 INFO L435 NwaCegarLoop]: 4683 mSDtfsCounter, 5490 mSDsluCounter, 9362 mSDsCounter, 0 mSdLazyCounter, 2890 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5490 SdHoareTripleChecker+Valid, 14045 SdHoareTripleChecker+Invalid, 2890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:22,883 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5490 Valid, 14045 Invalid, 2890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2890 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2025-02-07 23:20:22,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3786 states. [2025-02-07 23:20:22,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 3786. [2025-02-07 23:20:22,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3786 states, 3785 states have (on average 1.4982826948480845) internal successors, (5671), 3785 states have internal predecessors, (5671), 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) [2025-02-07 23:20:22,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 5671 transitions. [2025-02-07 23:20:22,938 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 5671 transitions. Word has length 177 [2025-02-07 23:20:22,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:22,938 INFO L471 AbstractCegarLoop]: Abstraction has 3786 states and 5671 transitions. [2025-02-07 23:20:22,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:22,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 5671 transitions. [2025-02-07 23:20:22,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-02-07 23:20:22,942 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:22,942 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 23:20:22,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-07 23:20:22,942 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:22,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:22,943 INFO L85 PathProgramCache]: Analyzing trace with hash -970847270, now seen corresponding path program 1 times [2025-02-07 23:20:22,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:22,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688758228] [2025-02-07 23:20:22,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:22,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:22,994 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-02-07 23:20:23,061 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-02-07 23:20:23,061 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:23,061 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:23,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:20:23,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688758228] [2025-02-07 23:20:23,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688758228] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:23,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:23,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:20:23,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968681012] [2025-02-07 23:20:23,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:23,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 23:20:23,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:20:23,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 23:20:23,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 23:20:23,298 INFO L87 Difference]: Start difference. First operand 3786 states and 5671 transitions. Second operand has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:27,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:27,454 INFO L93 Difference]: Finished difference Result 10929 states and 16372 transitions. [2025-02-07 23:20:27,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 23:20:27,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2025-02-07 23:20:27,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:27,468 INFO L225 Difference]: With dead ends: 10929 [2025-02-07 23:20:27,469 INFO L226 Difference]: Without dead ends: 7348 [2025-02-07 23:20:27,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-07 23:20:27,473 INFO L435 NwaCegarLoop]: 3743 mSDtfsCounter, 5466 mSDsluCounter, 11099 mSDsCounter, 0 mSdLazyCounter, 7439 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5466 SdHoareTripleChecker+Valid, 14842 SdHoareTripleChecker+Invalid, 7440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2025-02-07 23:20:27,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5466 Valid, 14842 Invalid, 7440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7439 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2025-02-07 23:20:27,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7348 states. [2025-02-07 23:20:27,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7348 to 3908. [2025-02-07 23:20:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3908 states, 3907 states have (on average 1.4973125159969285) internal successors, (5850), 3907 states have internal predecessors, (5850), 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) [2025-02-07 23:20:27,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3908 states and 5850 transitions. [2025-02-07 23:20:27,530 INFO L78 Accepts]: Start accepts. Automaton has 3908 states and 5850 transitions. Word has length 177 [2025-02-07 23:20:27,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:27,532 INFO L471 AbstractCegarLoop]: Abstraction has 3908 states and 5850 transitions. [2025-02-07 23:20:27,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:20:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 5850 transitions. [2025-02-07 23:20:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2025-02-07 23:20:27,533 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:27,533 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 23:20:27,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-07 23:20:27,533 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:27,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:27,534 INFO L85 PathProgramCache]: Analyzing trace with hash 473830673, now seen corresponding path program 1 times [2025-02-07 23:20:27,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:20:27,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642691988] [2025-02-07 23:20:27,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:27,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:20:27,572 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-02-07 23:20:27,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-02-07 23:20:27,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:27,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 23:20:27,603 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 23:20:27,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-02-07 23:20:27,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-02-07 23:20:27,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:27,652 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 23:20:27,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 23:20:27,747 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 23:20:27,747 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 23:20:27,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-07 23:20:27,751 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 23:20:27,835 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-02-07 23:20:27,866 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 23:20:27,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 11:20:27 BoogieIcfgContainer [2025-02-07 23:20:27,868 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 23:20:27,869 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 23:20:27,869 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 23:20:27,869 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 23:20:27,870 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:20:06" (3/4) ... [2025-02-07 23:20:27,871 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 23:20:27,872 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 23:20:27,874 INFO L158 Benchmark]: Toolchain (without parser) took 39174.37ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 109.8MB in the beginning and 826.2MB in the end (delta: -716.4MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2025-02-07 23:20:27,874 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 23:20:27,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.14ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 60.9MB in the end (delta: 48.4MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2025-02-07 23:20:27,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 817.67ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 60.9MB in the beginning and 118.7MB in the end (delta: -57.8MB). Peak memory consumption was 253.0MB. Max. memory is 16.1GB. [2025-02-07 23:20:27,875 INFO L158 Benchmark]: Boogie Preprocessor took 1207.10ms. Allocated memory was 369.1MB in the beginning and 453.0MB in the end (delta: 83.9MB). Free memory was 118.7MB in the beginning and 146.4MB in the end (delta: -27.7MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. [2025-02-07 23:20:27,875 INFO L158 Benchmark]: IcfgBuilder took 15003.93ms. Allocated memory was 453.0MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 146.4MB in the beginning and 578.8MB in the end (delta: -432.4MB). Peak memory consumption was 937.9MB. Max. memory is 16.1GB. [2025-02-07 23:20:27,875 INFO L158 Benchmark]: TraceAbstraction took 21370.59ms. Allocated memory was 1.6GB in the beginning and 1.9GB in the end (delta: 318.8MB). Free memory was 578.8MB in the beginning and 826.3MB in the end (delta: -247.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-02-07 23:20:27,876 INFO L158 Benchmark]: Witness Printer took 2.76ms. Allocated memory is still 1.9GB. Free memory was 826.3MB in the beginning and 826.2MB in the end (delta: 55.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 23:20:27,877 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.14ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 60.9MB in the end (delta: 48.4MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 817.67ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 60.9MB in the beginning and 118.7MB in the end (delta: -57.8MB). Peak memory consumption was 253.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1207.10ms. Allocated memory was 369.1MB in the beginning and 453.0MB in the end (delta: 83.9MB). Free memory was 118.7MB in the beginning and 146.4MB in the end (delta: -27.7MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. * IcfgBuilder took 15003.93ms. Allocated memory was 453.0MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 146.4MB in the beginning and 578.8MB in the end (delta: -432.4MB). Peak memory consumption was 937.9MB. Max. memory is 16.1GB. * TraceAbstraction took 21370.59ms. Allocated memory was 1.6GB in the beginning and 1.9GB in the end (delta: 318.8MB). Free memory was 578.8MB in the beginning and 826.3MB in the end (delta: -247.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 2.76ms. Allocated memory is still 1.9GB. Free memory was 826.3MB in the beginning and 826.2MB in the end (delta: 55.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 380, overapproximation of bitwiseAnd at line 382. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_26 = 0; [L40] const SORT_4 var_109 = 1; [L41] const SORT_4 var_110 = 0; [L42] const SORT_2 var_121 = 0; [L43] const SORT_2 var_122 = 255; [L44] const SORT_2 var_136 = 1; [L45] const SORT_2 var_161 = 2; [L46] const SORT_2 var_180 = 3; [L47] const SORT_3 var_225 = 0; [L48] const SORT_4 var_442 = 4; [L49] const SORT_2 var_455 = 4; [L51] SORT_1 input_125; [L52] SORT_1 input_127; [L53] SORT_1 input_129; [L54] SORT_1 input_131; [L55] SORT_1 input_132; [L56] SORT_1 input_133; [L57] SORT_1 input_135; [L58] SORT_1 input_148; [L59] SORT_1 input_149; [L60] SORT_1 input_151; [L61] SORT_1 input_164; [L62] SORT_1 input_165; [L63] SORT_1 input_167; [L64] SORT_1 input_178; [L65] SORT_1 input_179; [L66] SORT_1 input_183; [L67] SORT_1 input_195; [L68] SORT_1 input_196; [L69] SORT_1 input_197; [L70] SORT_1 input_198; [L71] SORT_1 input_205; [L72] SORT_1 input_206; [L73] SORT_1 input_207; [L74] SORT_1 input_208; [L75] SORT_1 input_209; [L76] SORT_1 input_210; [L77] SORT_1 input_211; [L78] SORT_1 input_212; [L79] SORT_1 input_224; [L80] SORT_1 input_232; [L81] SORT_1 input_239; [L82] SORT_1 input_246; [L83] SORT_1 input_254; [L84] SORT_1 input_256; [L85] SORT_1 input_260; [L86] SORT_1 input_262; [L87] SORT_1 input_271; [L88] SORT_1 input_285; [L89] SORT_1 input_296; [L90] SORT_1 input_298; [L91] SORT_1 input_302; [L92] SORT_1 input_304; [L93] SORT_1 input_313; [L94] SORT_1 input_327; [L95] SORT_1 input_338; [L96] SORT_1 input_340; [L97] SORT_1 input_344; [L98] SORT_1 input_346; [L99] SORT_1 input_355; [L100] SORT_1 input_369; [L101] SORT_1 input_380; [L102] SORT_1 input_382; [L103] SORT_1 input_386; [L104] SORT_1 input_388; [L105] SORT_1 input_397; [L106] SORT_1 input_411; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L108] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L109] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L110] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L111] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L112] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L113] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L114] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L115] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L116] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L117] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L118] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L119] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L120] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L121] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L122] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L123] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L124] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L125] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L126] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L127] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L128] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L129] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L130] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L131] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L132] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L133] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L134] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L135] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L136] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L137] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L138] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L139] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L140] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L141] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L142] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L143] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L144] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L145] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L146] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L147] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L148] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L149] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L150] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L151] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L152] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L153] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L154] SORT_1 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L155] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L156] SORT_1 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L157] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_26=0, var_442=4, var_455=4, var_5=0] [L158] SORT_1 state_107 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L160] SORT_2 init_7_arg_1 = var_5; [L161] state_6 = init_7_arg_1 [L162] SORT_2 init_9_arg_1 = var_5; [L163] state_8 = init_9_arg_1 [L164] SORT_2 init_11_arg_1 = var_5; [L165] state_10 = init_11_arg_1 [L166] SORT_2 init_13_arg_1 = var_5; [L167] state_12 = init_13_arg_1 [L168] SORT_2 init_15_arg_1 = var_5; [L169] state_14 = init_15_arg_1 [L170] SORT_2 init_17_arg_1 = var_5; [L171] state_16 = init_17_arg_1 [L172] SORT_2 init_19_arg_1 = var_5; [L173] state_18 = init_19_arg_1 [L174] SORT_2 init_21_arg_1 = var_5; [L175] state_20 = init_21_arg_1 [L176] SORT_2 init_23_arg_1 = var_5; [L177] state_22 = init_23_arg_1 [L178] SORT_2 init_25_arg_1 = var_5; [L179] state_24 = init_25_arg_1 [L180] SORT_1 init_28_arg_1 = var_26; [L181] state_27 = init_28_arg_1 [L182] SORT_1 init_30_arg_1 = var_26; [L183] state_29 = init_30_arg_1 [L184] SORT_1 init_32_arg_1 = var_26; [L185] state_31 = init_32_arg_1 [L186] SORT_1 init_34_arg_1 = var_26; [L187] state_33 = init_34_arg_1 [L188] SORT_1 init_36_arg_1 = var_26; [L189] state_35 = init_36_arg_1 [L190] SORT_1 init_38_arg_1 = var_26; [L191] state_37 = init_38_arg_1 [L192] SORT_1 init_40_arg_1 = var_26; [L193] state_39 = init_40_arg_1 [L194] SORT_1 init_42_arg_1 = var_26; [L195] state_41 = init_42_arg_1 [L196] SORT_1 init_44_arg_1 = var_26; [L197] state_43 = init_44_arg_1 [L198] SORT_1 init_46_arg_1 = var_26; [L199] state_45 = init_46_arg_1 [L200] SORT_1 init_48_arg_1 = var_26; [L201] state_47 = init_48_arg_1 [L202] SORT_1 init_50_arg_1 = var_26; [L203] state_49 = init_50_arg_1 [L204] SORT_1 init_52_arg_1 = var_26; [L205] state_51 = init_52_arg_1 [L206] SORT_1 init_54_arg_1 = var_26; [L207] state_53 = init_54_arg_1 [L208] SORT_1 init_56_arg_1 = var_26; [L209] state_55 = init_56_arg_1 [L210] SORT_1 init_58_arg_1 = var_26; [L211] state_57 = init_58_arg_1 [L212] SORT_1 init_60_arg_1 = var_26; [L213] state_59 = init_60_arg_1 [L214] SORT_1 init_62_arg_1 = var_26; [L215] state_61 = init_62_arg_1 [L216] SORT_1 init_64_arg_1 = var_26; [L217] state_63 = init_64_arg_1 [L218] SORT_1 init_66_arg_1 = var_26; [L219] state_65 = init_66_arg_1 [L220] SORT_1 init_68_arg_1 = var_26; [L221] state_67 = init_68_arg_1 [L222] SORT_1 init_70_arg_1 = var_26; [L223] state_69 = init_70_arg_1 [L224] SORT_1 init_72_arg_1 = var_26; [L225] state_71 = init_72_arg_1 [L226] SORT_1 init_74_arg_1 = var_26; [L227] state_73 = init_74_arg_1 [L228] SORT_1 init_76_arg_1 = var_26; [L229] state_75 = init_76_arg_1 [L230] SORT_1 init_78_arg_1 = var_26; [L231] state_77 = init_78_arg_1 [L232] SORT_1 init_80_arg_1 = var_26; [L233] state_79 = init_80_arg_1 [L234] SORT_1 init_82_arg_1 = var_26; [L235] state_81 = init_82_arg_1 [L236] SORT_1 init_84_arg_1 = var_26; [L237] state_83 = init_84_arg_1 [L238] SORT_1 init_86_arg_1 = var_26; [L239] state_85 = init_86_arg_1 [L240] SORT_1 init_88_arg_1 = var_26; [L241] state_87 = init_88_arg_1 [L242] SORT_1 init_90_arg_1 = var_26; [L243] state_89 = init_90_arg_1 [L244] SORT_1 init_92_arg_1 = var_26; [L245] state_91 = init_92_arg_1 [L246] SORT_1 init_94_arg_1 = var_26; [L247] state_93 = init_94_arg_1 [L248] SORT_1 init_96_arg_1 = var_26; [L249] state_95 = init_96_arg_1 [L250] SORT_1 init_98_arg_1 = var_26; [L251] state_97 = init_98_arg_1 [L252] SORT_1 init_100_arg_1 = var_26; [L253] state_99 = init_100_arg_1 [L254] SORT_1 init_102_arg_1 = var_26; [L255] state_101 = init_102_arg_1 [L256] SORT_1 init_104_arg_1 = var_26; [L257] state_103 = init_104_arg_1 [L258] SORT_1 init_106_arg_1 = var_26; [L259] state_105 = init_106_arg_1 [L260] SORT_1 init_108_arg_1 = var_26; [L261] state_107 = init_108_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L264] input_125 = __VERIFIER_nondet_uchar() [L265] input_127 = __VERIFIER_nondet_uchar() [L266] input_129 = __VERIFIER_nondet_uchar() [L267] input_131 = __VERIFIER_nondet_uchar() [L268] EXPR input_131 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L268] input_131 = input_131 & mask_SORT_1 [L269] input_132 = __VERIFIER_nondet_uchar() [L270] EXPR input_132 & mask_SORT_1 VAL [input_131=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L270] input_132 = input_132 & mask_SORT_1 [L271] input_133 = __VERIFIER_nondet_uchar() [L272] input_135 = __VERIFIER_nondet_uchar() [L273] EXPR input_135 & mask_SORT_1 VAL [input_131=0, input_132=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L273] input_135 = input_135 & mask_SORT_1 [L274] input_148 = __VERIFIER_nondet_uchar() [L275] EXPR input_148 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L275] input_148 = input_148 & mask_SORT_1 [L276] input_149 = __VERIFIER_nondet_uchar() [L277] EXPR input_149 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L277] input_149 = input_149 & mask_SORT_1 [L278] input_151 = __VERIFIER_nondet_uchar() [L279] EXPR input_151 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L279] input_151 = input_151 & mask_SORT_1 [L280] input_164 = __VERIFIER_nondet_uchar() [L281] EXPR input_164 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L281] input_164 = input_164 & mask_SORT_1 [L282] input_165 = __VERIFIER_nondet_uchar() [L283] EXPR input_165 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L283] input_165 = input_165 & mask_SORT_1 [L284] input_167 = __VERIFIER_nondet_uchar() [L285] EXPR input_167 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L285] input_167 = input_167 & mask_SORT_1 [L286] input_178 = __VERIFIER_nondet_uchar() [L287] EXPR input_178 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L287] input_178 = input_178 & mask_SORT_1 [L288] input_179 = __VERIFIER_nondet_uchar() [L289] EXPR input_179 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L289] input_179 = input_179 & mask_SORT_1 [L290] input_183 = __VERIFIER_nondet_uchar() [L291] EXPR input_183 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L291] input_183 = input_183 & mask_SORT_1 [L292] input_195 = __VERIFIER_nondet_uchar() [L293] EXPR input_195 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L293] input_195 = input_195 & mask_SORT_1 [L294] input_196 = __VERIFIER_nondet_uchar() [L295] EXPR input_196 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L295] input_196 = input_196 & mask_SORT_1 [L296] input_197 = __VERIFIER_nondet_uchar() [L297] EXPR input_197 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L297] input_197 = input_197 & mask_SORT_1 [L298] input_198 = __VERIFIER_nondet_uchar() [L299] EXPR input_198 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L299] input_198 = input_198 & mask_SORT_1 [L300] input_205 = __VERIFIER_nondet_uchar() [L301] EXPR input_205 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L301] input_205 = input_205 & mask_SORT_1 [L302] input_206 = __VERIFIER_nondet_uchar() [L303] EXPR input_206 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L303] input_206 = input_206 & mask_SORT_1 [L304] input_207 = __VERIFIER_nondet_uchar() [L305] EXPR input_207 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L305] input_207 = input_207 & mask_SORT_1 [L306] input_208 = __VERIFIER_nondet_uchar() [L307] EXPR input_208 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L307] input_208 = input_208 & mask_SORT_1 [L308] input_209 = __VERIFIER_nondet_uchar() [L309] EXPR input_209 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L309] input_209 = input_209 & mask_SORT_1 [L310] input_210 = __VERIFIER_nondet_uchar() [L311] EXPR input_210 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L311] input_210 = input_210 & mask_SORT_1 [L312] input_211 = __VERIFIER_nondet_uchar() [L313] EXPR input_211 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L313] input_211 = input_211 & mask_SORT_1 [L314] input_212 = __VERIFIER_nondet_uchar() [L315] EXPR input_212 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L315] input_212 = input_212 & mask_SORT_1 [L316] input_224 = __VERIFIER_nondet_uchar() [L317] EXPR input_224 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L317] input_224 = input_224 & mask_SORT_1 [L318] input_232 = __VERIFIER_nondet_uchar() [L319] EXPR input_232 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L319] input_232 = input_232 & mask_SORT_1 [L320] input_239 = __VERIFIER_nondet_uchar() [L321] EXPR input_239 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L321] input_239 = input_239 & mask_SORT_1 [L322] input_246 = __VERIFIER_nondet_uchar() [L323] EXPR input_246 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L323] input_246 = input_246 & mask_SORT_1 [L324] input_254 = __VERIFIER_nondet_uchar() [L325] input_256 = __VERIFIER_nondet_uchar() [L326] input_260 = __VERIFIER_nondet_uchar() [L327] input_262 = __VERIFIER_nondet_uchar() [L328] input_271 = __VERIFIER_nondet_uchar() [L329] input_285 = __VERIFIER_nondet_uchar() [L330] input_296 = __VERIFIER_nondet_uchar() [L331] input_298 = __VERIFIER_nondet_uchar() [L332] input_302 = __VERIFIER_nondet_uchar() [L333] input_304 = __VERIFIER_nondet_uchar() [L334] input_313 = __VERIFIER_nondet_uchar() [L335] input_327 = __VERIFIER_nondet_uchar() [L336] input_338 = __VERIFIER_nondet_uchar() [L337] input_340 = __VERIFIER_nondet_uchar() [L338] input_344 = __VERIFIER_nondet_uchar() [L339] input_346 = __VERIFIER_nondet_uchar() [L340] input_355 = __VERIFIER_nondet_uchar() [L341] input_369 = __VERIFIER_nondet_uchar() [L342] input_380 = __VERIFIER_nondet_uchar() [L343] input_382 = __VERIFIER_nondet_uchar() [L344] input_386 = __VERIFIER_nondet_uchar() [L345] input_388 = __VERIFIER_nondet_uchar() [L346] input_397 = __VERIFIER_nondet_uchar() [L347] input_411 = __VERIFIER_nondet_uchar() [L350] SORT_1 var_111_arg_0 = state_29; [L351] SORT_4 var_111_arg_1 = var_109; [L352] SORT_4 var_111_arg_2 = var_110; [L353] SORT_4 var_111 = var_111_arg_0 ? var_111_arg_1 : var_111_arg_2; [L354] SORT_1 var_112_arg_0 = state_49; [L355] SORT_4 var_112_arg_1 = var_109; [L356] SORT_4 var_112_arg_2 = var_110; [L357] SORT_4 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L358] SORT_4 var_113_arg_0 = var_111; [L359] SORT_4 var_113_arg_1 = var_112; [L360] SORT_4 var_113 = var_113_arg_0 + var_113_arg_1; [L361] SORT_1 var_114_arg_0 = state_69; [L362] SORT_4 var_114_arg_1 = var_109; [L363] SORT_4 var_114_arg_2 = var_110; [L364] SORT_4 var_114 = var_114_arg_0 ? var_114_arg_1 : var_114_arg_2; [L365] SORT_4 var_115_arg_0 = var_113; [L366] SORT_4 var_115_arg_1 = var_114; [L367] SORT_4 var_115 = var_115_arg_0 + var_115_arg_1; [L368] SORT_1 var_116_arg_0 = state_89; [L369] SORT_4 var_116_arg_1 = var_109; [L370] SORT_4 var_116_arg_2 = var_110; [L371] SORT_4 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L372] SORT_4 var_117_arg_0 = var_115; [L373] SORT_4 var_117_arg_1 = var_116; [L374] SORT_4 var_117 = var_117_arg_0 + var_117_arg_1; VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_117=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L375] EXPR var_117 & mask_SORT_4 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L375] var_117 = var_117 & mask_SORT_4 [L376] SORT_4 var_118_arg_0 = var_117; [L377] SORT_4 var_118_arg_1 = var_109; [L378] SORT_1 var_118 = var_118_arg_0 <= var_118_arg_1; [L379] SORT_1 var_119_arg_0 = ~state_107; VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_118=1, var_119_arg_0=-1, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L380] EXPR var_119_arg_0 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_118=1, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L380] var_119_arg_0 = var_119_arg_0 & mask_SORT_1 [L381] SORT_1 var_119_arg_1 = ~var_118; VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_119_arg_0=1, var_119_arg_1=-2, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L382] EXPR var_119_arg_1 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_119_arg_0=1, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L382] var_119_arg_1 = var_119_arg_1 & mask_SORT_1 [L383] EXPR var_119_arg_0 & var_119_arg_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L383] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L384] EXPR var_119 & mask_SORT_1 VAL [input_131=0, input_132=0, input_135=0, input_148=0, input_149=0, input_151=0, input_164=0, input_165=0, input_167=0, input_178=0, input_179=0, input_183=0, input_195=0, input_196=0, input_197=0, input_198=0, input_205=0, input_206=0, input_207=0, input_208=0, input_209=0, input_210=0, input_211=0, input_212=0, input_224=0, input_232=0, input_239=0, input_246=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_121=0, var_122=255, var_136=1, var_161=2, var_180=3, var_225=0, var_442=4, var_455=4] [L384] var_119 = var_119 & mask_SORT_1 [L385] SORT_1 bad_120_arg_0 = var_119; [L386] CALL __VERIFIER_assert(!(bad_120_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3768 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.2s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16460 SdHoareTripleChecker+Valid, 14.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16460 mSDsluCounter, 100240 SdHoareTripleChecker+Invalid, 11.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 69256 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29339 IncrementalHoareTripleChecker+Invalid, 29341 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 30984 mSDtfsCounter, 29339 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3908occurred in iteration=7, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 3446 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 1402 NumberOfCodeBlocks, 1402 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1217 ConstructedInterpolants, 0 QuantifiedInterpolants, 5824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 [2025-02-07 23:20:27,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 23:20:30,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 23:20:30,104 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-02-07 23:20:30,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 23:20:30,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 23:20:30,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 23:20:30,157 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 23:20:30,157 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 23:20:30,158 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 23:20:30,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 23:20:30,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 23:20:30,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 23:20:30,158 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 23:20:30,159 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:20:30,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 23:20:30,159 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 23:20:30,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 23:20:30,160 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 23:20:30,160 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 23:20:30,160 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 23:20:30,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 23:20:30,160 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a90b27f44d4d14315aea165e22c5a1477022313cc1f7409931370ebf2fb2f87 [2025-02-07 23:20:30,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 23:20:30,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 23:20:30,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 23:20:30,421 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 23:20:30,422 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 23:20:30,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-02-07 23:20:31,672 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/246bb3dfd/c6a514d8e3aa449c8730f8b195a726e3/FLAG71b2dc079 [2025-02-07 23:20:32,057 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 23:20:32,058 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-02-07 23:20:32,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/246bb3dfd/c6a514d8e3aa449c8730f8b195a726e3/FLAG71b2dc079 [2025-02-07 23:20:32,239 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/246bb3dfd/c6a514d8e3aa449c8730f8b195a726e3 [2025-02-07 23:20:32,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 23:20:32,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 23:20:32,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 23:20:32,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 23:20:32,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 23:20:32,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:32,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2423a20f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32, skipping insertion in model container [2025-02-07 23:20:32,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:32,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 23:20:32,455 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c[1174,1187] [2025-02-07 23:20:32,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:20:32,756 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 23:20:32,764 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.6.prop1-func-interl.c[1174,1187] [2025-02-07 23:20:32,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:20:32,908 INFO L204 MainTranslator]: Completed translation [2025-02-07 23:20:32,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32 WrapperNode [2025-02-07 23:20:32,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 23:20:32,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 23:20:32,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 23:20:32,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 23:20:32,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:32,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,062 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3238 [2025-02-07 23:20:33,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 23:20:33,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 23:20:33,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 23:20:33,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 23:20:33,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,093 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,184 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 23:20:33,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,262 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 23:20:33,293 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 23:20:33,293 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 23:20:33,294 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 23:20:33,294 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (1/1) ... [2025-02-07 23:20:33,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:20:33,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:20:33,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 23:20:33,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 23:20:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 23:20:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 23:20:33,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 23:20:33,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 23:20:33,774 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 23:20:33,775 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 23:20:36,166 INFO L? ?]: Removed 149 outVars from TransFormulas that were not future-live. [2025-02-07 23:20:36,166 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 23:20:36,171 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 23:20:36,172 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 23:20:36,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:20:36 BoogieIcfgContainer [2025-02-07 23:20:36,172 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 23:20:36,173 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 23:20:36,174 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 23:20:36,177 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 23:20:36,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 11:20:32" (1/3) ... [2025-02-07 23:20:36,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aab9e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:20:36, skipping insertion in model container [2025-02-07 23:20:36,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:20:32" (2/3) ... [2025-02-07 23:20:36,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aab9e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:20:36, skipping insertion in model container [2025-02-07 23:20:36,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:20:36" (3/3) ... [2025-02-07 23:20:36,182 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c [2025-02-07 23:20:36,197 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 23:20:36,198 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lamport.6.prop1-func-interl.c that has 1 procedures, 8 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 23:20:36,229 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 23:20:36,237 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;@47bf2268, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 23:20:36,238 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 23:20:36,241 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) [2025-02-07 23:20:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 23:20:36,244 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:36,245 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 23:20:36,245 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:36,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:36,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1137951, now seen corresponding path program 1 times [2025-02-07 23:20:36,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-07 23:20:36,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1304078708] [2025-02-07 23:20:36,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:36,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 23:20:36,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:20:36,260 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 23:20:36,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-07 23:20:36,691 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 23:20:36,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 23:20:36,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:36,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:36,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 42 conjuncts are in the unsatisfiable core [2025-02-07 23:20:36,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 23:20:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:20:36,945 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 23:20:36,945 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-07 23:20:36,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1304078708] [2025-02-07 23:20:36,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1304078708] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:20:36,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:20:36,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 23:20:36,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079174618] [2025-02-07 23:20:36,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:20:36,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:20:36,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-07 23:20:36,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:20:36,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:20:36,962 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) [2025-02-07 23:20:37,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:20:37,158 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2025-02-07 23:20:37,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:20:37,159 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 [2025-02-07 23:20:37,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:20:37,163 INFO L225 Difference]: With dead ends: 16 [2025-02-07 23:20:37,163 INFO L226 Difference]: Without dead ends: 9 [2025-02-07 23:20:37,165 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-07 23:20:37,166 INFO L435 NwaCegarLoop]: 3 mSDtfsCounter, 2 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2025-02-07 23:20:37,167 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] [2025-02-07 23:20:37,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2025-02-07 23:20:37,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2025-02-07 23:20:37,182 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) [2025-02-07 23:20:37,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2025-02-07 23:20:37,185 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2025-02-07 23:20:37,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:20:37,185 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2025-02-07 23:20:37,185 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) [2025-02-07 23:20:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2025-02-07 23:20:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-02-07 23:20:37,185 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:20:37,185 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2025-02-07 23:20:37,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-07 23:20:37,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 23:20:37,390 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:20:37,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:20:37,392 INFO L85 PathProgramCache]: Analyzing trace with hash -458170295, now seen corresponding path program 1 times [2025-02-07 23:20:37,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-07 23:20:37,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1485060949] [2025-02-07 23:20:37,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:20:37,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 23:20:37,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:20:37,398 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 23:20:37,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-07 23:20:37,910 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-07 23:20:38,015 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-07 23:20:38,016 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:20:38,016 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:20:38,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 67 conjuncts are in the unsatisfiable core [2025-02-07 23:20:38,063 INFO L279 TraceCheckSpWp]: Computing forward predicates...