./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fae77fb6caf55f435f70d06a38b0c2c940532ebf6d023c58a3d8ed1d66a8314f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 16:31:01,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 16:31:01,385 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-18 16:31:01,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 16:31:01,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 16:31:01,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 16:31:01,414 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 16:31:01,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 16:31:01,415 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 16:31:01,415 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 16:31:01,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 16:31:01,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 16:31:01,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 16:31:01,416 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 16:31:01,416 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 16:31:01,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 16:31:01,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 16:31:01,417 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 16:31:01,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 16:31:01,419 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 16:31:01,420 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 16:31:01,420 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 16:31:01,421 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 16:31:01,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 16:31:01,421 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 16:31:01,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 16:31:01,421 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 16:31:01,422 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 16:31:01,422 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 16:31:01,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:31:01,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 16:31:01,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 16:31:01,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 16:31:01,423 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 16:31:01,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 16:31:01,423 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 16:31:01,424 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 16:31:01,424 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 16:31:01,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 16:31:01,424 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fae77fb6caf55f435f70d06a38b0c2c940532ebf6d023c58a3d8ed1d66a8314f [2024-11-18 16:31:01,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 16:31:01,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 16:31:01,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 16:31:01,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 16:31:01,653 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 16:31:01,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c [2024-11-18 16:31:02,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 16:31:03,164 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 16:31:03,164 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c [2024-11-18 16:31:03,181 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a6837be/212aa4a5c74e438b9692dea69a87fefc/FLAG4ada4865c [2024-11-18 16:31:03,439 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6a6837be/212aa4a5c74e438b9692dea69a87fefc [2024-11-18 16:31:03,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 16:31:03,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 16:31:03,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 16:31:03,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 16:31:03,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 16:31:03,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:31:03" (1/1) ... [2024-11-18 16:31:03,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@339e836f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:03, skipping insertion in model container [2024-11-18 16:31:03,451 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:31:03" (1/1) ... [2024-11-18 16:31:03,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 16:31:03,763 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c[1175,1188] [2024-11-18 16:31:04,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:31:04,136 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 16:31:04,145 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c[1175,1188] [2024-11-18 16:31:04,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:31:04,345 INFO L204 MainTranslator]: Completed translation [2024-11-18 16:31:04,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04 WrapperNode [2024-11-18 16:31:04,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 16:31:04,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 16:31:04,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 16:31:04,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 16:31:04,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:04,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:05,264 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10149 [2024-11-18 16:31:05,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 16:31:05,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 16:31:05,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 16:31:05,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 16:31:05,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:05,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:05,645 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:05,855 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]. [2024-11-18 16:31:05,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:05,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:06,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:06,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:06,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:06,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:06,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 16:31:06,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 16:31:06,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 16:31:06,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 16:31:06,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (1/1) ... [2024-11-18 16:31:06,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:31:06,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 16:31:06,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 16:31:06,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 16:31:06,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 16:31:06,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 16:31:06,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 16:31:06,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 16:31:06,912 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 16:31:06,914 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 16:31:16,650 INFO L? ?]: Removed 5682 outVars from TransFormulas that were not future-live. [2024-11-18 16:31:16,650 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 16:31:16,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 16:31:16,714 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 16:31:16,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:31:16 BoogieIcfgContainer [2024-11-18 16:31:16,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 16:31:16,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 16:31:16,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 16:31:16,721 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 16:31:16,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:31:03" (1/3) ... [2024-11-18 16:31:16,722 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b8c5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:31:16, skipping insertion in model container [2024-11-18 16:31:16,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:04" (2/3) ... [2024-11-18 16:31:16,722 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b8c5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:31:16, skipping insertion in model container [2024-11-18 16:31:16,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:31:16" (3/3) ... [2024-11-18 16:31:16,724 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.anderson.6.prop1-func-interl.c [2024-11-18 16:31:16,737 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 16:31:16,737 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 16:31:16,849 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 16:31:16,860 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;@290e366c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 16:31:16,860 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 16:31:16,871 INFO L276 IsEmpty]: Start isEmpty. Operand has 3492 states, 3490 states have (on average 1.5034383954154729) internal successors, (5247), 3491 states have internal predecessors, (5247), 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) [2024-11-18 16:31:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-18 16:31:16,882 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:16,882 INFO L215 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] [2024-11-18 16:31:16,883 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:16,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:16,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1016269263, now seen corresponding path program 1 times [2024-11-18 16:31:16,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:16,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059698090] [2024-11-18 16:31:16,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:17,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:17,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:17,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059698090] [2024-11-18 16:31:17,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059698090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:17,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:17,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:31:17,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860459683] [2024-11-18 16:31:17,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:17,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:31:17,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:17,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:31:17,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:31:17,818 INFO L87 Difference]: Start difference. First operand has 3492 states, 3490 states have (on average 1.5034383954154729) internal successors, (5247), 3491 states have internal predecessors, (5247), 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 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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) [2024-11-18 16:31:18,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:18,017 INFO L93 Difference]: Finished difference Result 6805 states and 10229 transitions. [2024-11-18 16:31:18,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:31:18,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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 139 [2024-11-18 16:31:18,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:18,047 INFO L225 Difference]: With dead ends: 6805 [2024-11-18 16:31:18,047 INFO L226 Difference]: Without dead ends: 3491 [2024-11-18 16:31:18,055 INFO L431 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 [2024-11-18 16:31:18,058 INFO L432 NwaCegarLoop]: 5241 mSDtfsCounter, 0 mSDsluCounter, 10476 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15717 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:18,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15717 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:31:18,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3491 states. [2024-11-18 16:31:18,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3491 to 3491. [2024-11-18 16:31:18,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3491 states, 3490 states have (on average 1.502865329512894) internal successors, (5245), 3490 states have internal predecessors, (5245), 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) [2024-11-18 16:31:18,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 3491 states and 5245 transitions. [2024-11-18 16:31:18,194 INFO L78 Accepts]: Start accepts. Automaton has 3491 states and 5245 transitions. Word has length 139 [2024-11-18 16:31:18,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:18,196 INFO L471 AbstractCegarLoop]: Abstraction has 3491 states and 5245 transitions. [2024-11-18 16:31:18,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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) [2024-11-18 16:31:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 5245 transitions. [2024-11-18 16:31:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-18 16:31:18,203 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:18,203 INFO L215 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] [2024-11-18 16:31:18,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 16:31:18,204 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:18,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:18,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1441272105, now seen corresponding path program 1 times [2024-11-18 16:31:18,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:18,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565283468] [2024-11-18 16:31:18,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:18,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:18,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:18,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:18,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565283468] [2024-11-18 16:31:18,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565283468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:18,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:18,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:31:18,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027154772] [2024-11-18 16:31:18,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:18,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:31:18,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:18,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:31:18,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:31:18,509 INFO L87 Difference]: Start difference. First operand 3491 states and 5245 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-18 16:31:18,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:18,612 INFO L93 Difference]: Finished difference Result 6806 states and 10227 transitions. [2024-11-18 16:31:18,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:31:18,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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 140 [2024-11-18 16:31:18,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:18,624 INFO L225 Difference]: With dead ends: 6806 [2024-11-18 16:31:18,624 INFO L226 Difference]: Without dead ends: 3493 [2024-11-18 16:31:18,630 INFO L431 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 [2024-11-18 16:31:18,631 INFO L432 NwaCegarLoop]: 5241 mSDtfsCounter, 0 mSDsluCounter, 10472 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15713 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:18,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15713 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:31:18,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2024-11-18 16:31:18,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3493. [2024-11-18 16:31:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3493 states, 3492 states have (on average 1.5025773195876289) internal successors, (5247), 3492 states have internal predecessors, (5247), 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) [2024-11-18 16:31:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3493 states and 5247 transitions. [2024-11-18 16:31:18,691 INFO L78 Accepts]: Start accepts. Automaton has 3493 states and 5247 transitions. Word has length 140 [2024-11-18 16:31:18,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:18,692 INFO L471 AbstractCegarLoop]: Abstraction has 3493 states and 5247 transitions. [2024-11-18 16:31:18,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-18 16:31:18,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 5247 transitions. [2024-11-18 16:31:18,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 16:31:18,694 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:18,694 INFO L215 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] [2024-11-18 16:31:18,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 16:31:18,695 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:18,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:18,695 INFO L85 PathProgramCache]: Analyzing trace with hash 631797224, now seen corresponding path program 1 times [2024-11-18 16:31:18,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:18,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738171129] [2024-11-18 16:31:18,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:18,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:18,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:18,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:18,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738171129] [2024-11-18 16:31:18,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738171129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:18,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:18,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:31:18,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120855435] [2024-11-18 16:31:18,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:18,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:31:18,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:18,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:31:18,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:31:18,952 INFO L87 Difference]: Start difference. First operand 3493 states and 5247 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:19,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:19,118 INFO L93 Difference]: Finished difference Result 6810 states and 10231 transitions. [2024-11-18 16:31:19,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:31:19,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2024-11-18 16:31:19,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:19,128 INFO L225 Difference]: With dead ends: 6810 [2024-11-18 16:31:19,128 INFO L226 Difference]: Without dead ends: 3495 [2024-11-18 16:31:19,132 INFO L431 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 [2024-11-18 16:31:19,133 INFO L432 NwaCegarLoop]: 5241 mSDtfsCounter, 0 mSDsluCounter, 10466 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15707 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:19,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15707 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:31:19,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3495 states. [2024-11-18 16:31:19,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3495 to 3495. [2024-11-18 16:31:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3495 states, 3494 states have (on average 1.5022896393817973) internal successors, (5249), 3494 states have internal predecessors, (5249), 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) [2024-11-18 16:31:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 3495 states and 5249 transitions. [2024-11-18 16:31:19,188 INFO L78 Accepts]: Start accepts. Automaton has 3495 states and 5249 transitions. Word has length 141 [2024-11-18 16:31:19,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:19,189 INFO L471 AbstractCegarLoop]: Abstraction has 3495 states and 5249 transitions. [2024-11-18 16:31:19,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3495 states and 5249 transitions. [2024-11-18 16:31:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-18 16:31:19,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:19,190 INFO L215 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] [2024-11-18 16:31:19,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 16:31:19,191 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:19,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:19,191 INFO L85 PathProgramCache]: Analyzing trace with hash -980234864, now seen corresponding path program 1 times [2024-11-18 16:31:19,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:19,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634836436] [2024-11-18 16:31:19,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:19,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:19,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:19,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:19,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634836436] [2024-11-18 16:31:19,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634836436] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:19,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:19,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:31:19,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762807513] [2024-11-18 16:31:19,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:19,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:31:19,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:19,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:31:19,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:31:19,424 INFO L87 Difference]: Start difference. First operand 3495 states and 5249 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:19,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:19,515 INFO L93 Difference]: Finished difference Result 6820 states and 10243 transitions. [2024-11-18 16:31:19,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:31:19,515 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 142 [2024-11-18 16:31:19,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:19,525 INFO L225 Difference]: With dead ends: 6820 [2024-11-18 16:31:19,525 INFO L226 Difference]: Without dead ends: 3503 [2024-11-18 16:31:19,531 INFO L431 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 [2024-11-18 16:31:19,532 INFO L432 NwaCegarLoop]: 5241 mSDtfsCounter, 3 mSDsluCounter, 10466 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 15707 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:19,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 15707 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:31:19,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3503 states. [2024-11-18 16:31:19,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3503 to 3499. [2024-11-18 16:31:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3498 states have (on average 1.5022870211549457) internal successors, (5255), 3498 states have internal predecessors, (5255), 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) [2024-11-18 16:31:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 5255 transitions. [2024-11-18 16:31:19,585 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 5255 transitions. Word has length 142 [2024-11-18 16:31:19,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:19,585 INFO L471 AbstractCegarLoop]: Abstraction has 3499 states and 5255 transitions. [2024-11-18 16:31:19,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 5255 transitions. [2024-11-18 16:31:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-18 16:31:19,588 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:19,588 INFO L215 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] [2024-11-18 16:31:19,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 16:31:19,588 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:19,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:19,589 INFO L85 PathProgramCache]: Analyzing trace with hash 791684353, now seen corresponding path program 1 times [2024-11-18 16:31:19,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:19,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692643522] [2024-11-18 16:31:19,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:19,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:19,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:19,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692643522] [2024-11-18 16:31:19,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692643522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:19,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:19,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:31:19,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183195273] [2024-11-18 16:31:19,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:19,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:31:19,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:19,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:31:19,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:31:19,937 INFO L87 Difference]: Start difference. First operand 3499 states and 5255 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:23,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:23,032 INFO L93 Difference]: Finished difference Result 10125 states and 15209 transitions. [2024-11-18 16:31:23,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:31:23,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2024-11-18 16:31:23,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:23,052 INFO L225 Difference]: With dead ends: 10125 [2024-11-18 16:31:23,052 INFO L226 Difference]: Without dead ends: 6804 [2024-11-18 16:31:23,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:31:23,060 INFO L432 NwaCegarLoop]: 3987 mSDtfsCounter, 5095 mSDsluCounter, 11806 mSDsCounter, 0 mSdLazyCounter, 4914 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5095 SdHoareTripleChecker+Valid, 15793 SdHoareTripleChecker+Invalid, 4915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:23,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5095 Valid, 15793 Invalid, 4915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4914 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-18 16:31:23,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6804 states. [2024-11-18 16:31:23,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6804 to 3578. [2024-11-18 16:31:23,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3578 states, 3577 states have (on average 1.5018171652222534) internal successors, (5372), 3577 states have internal predecessors, (5372), 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) [2024-11-18 16:31:23,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3578 states and 5372 transitions. [2024-11-18 16:31:23,140 INFO L78 Accepts]: Start accepts. Automaton has 3578 states and 5372 transitions. Word has length 143 [2024-11-18 16:31:23,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:23,141 INFO L471 AbstractCegarLoop]: Abstraction has 3578 states and 5372 transitions. [2024-11-18 16:31:23,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:23,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 5372 transitions. [2024-11-18 16:31:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-18 16:31:23,146 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:23,146 INFO L215 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] [2024-11-18 16:31:23,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 16:31:23,147 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:23,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:23,147 INFO L85 PathProgramCache]: Analyzing trace with hash -993603789, now seen corresponding path program 1 times [2024-11-18 16:31:23,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:23,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951908270] [2024-11-18 16:31:23,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:23,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:23,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:23,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951908270] [2024-11-18 16:31:23,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951908270] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:23,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:23,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:31:23,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876416656] [2024-11-18 16:31:23,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:23,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:31:23,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:23,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:31:23,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:31:23,770 INFO L87 Difference]: Start difference. First operand 3578 states and 5372 transitions. Second operand has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:26,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:26,074 INFO L93 Difference]: Finished difference Result 6914 states and 10382 transitions. [2024-11-18 16:31:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 16:31:26,075 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 144 [2024-11-18 16:31:26,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:26,085 INFO L225 Difference]: With dead ends: 6914 [2024-11-18 16:31:26,085 INFO L226 Difference]: Without dead ends: 3593 [2024-11-18 16:31:26,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:31:26,090 INFO L432 NwaCegarLoop]: 3962 mSDtfsCounter, 5128 mSDsluCounter, 11872 mSDsCounter, 0 mSdLazyCounter, 5137 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5128 SdHoareTripleChecker+Valid, 15834 SdHoareTripleChecker+Invalid, 5138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:26,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5128 Valid, 15834 Invalid, 5138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5137 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-18 16:31:26,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3593 states. [2024-11-18 16:31:26,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3593 to 3591. [2024-11-18 16:31:26,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3591 states, 3590 states have (on average 1.5005571030640668) internal successors, (5387), 3590 states have internal predecessors, (5387), 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) [2024-11-18 16:31:26,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 3591 states and 5387 transitions. [2024-11-18 16:31:26,140 INFO L78 Accepts]: Start accepts. Automaton has 3591 states and 5387 transitions. Word has length 144 [2024-11-18 16:31:26,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:26,140 INFO L471 AbstractCegarLoop]: Abstraction has 3591 states and 5387 transitions. [2024-11-18 16:31:26,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.0) internal successors, (144), 6 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:26,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3591 states and 5387 transitions. [2024-11-18 16:31:26,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-18 16:31:26,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:26,141 INFO L215 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] [2024-11-18 16:31:26,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 16:31:26,142 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:26,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:26,142 INFO L85 PathProgramCache]: Analyzing trace with hash 152835069, now seen corresponding path program 1 times [2024-11-18 16:31:26,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:26,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414870201] [2024-11-18 16:31:26,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:26,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:27,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:31:27,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414870201] [2024-11-18 16:31:27,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414870201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:27,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:27,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:31:27,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983804845] [2024-11-18 16:31:27,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:27,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:31:27,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:31:27,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:31:27,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:31:27,917 INFO L87 Difference]: Start difference. First operand 3591 states and 5387 transitions. Second operand has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:28,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:28,583 INFO L93 Difference]: Finished difference Result 9474 states and 14222 transitions. [2024-11-18 16:31:28,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:31:28,585 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-18 16:31:28,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:28,597 INFO L225 Difference]: With dead ends: 9474 [2024-11-18 16:31:28,598 INFO L226 Difference]: Without dead ends: 6138 [2024-11-18 16:31:28,602 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:31:28,603 INFO L432 NwaCegarLoop]: 5220 mSDtfsCounter, 4082 mSDsluCounter, 20053 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4082 SdHoareTripleChecker+Valid, 25273 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:28,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4082 Valid, 25273 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-18 16:31:28,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6138 states. [2024-11-18 16:31:28,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6138 to 3586. [2024-11-18 16:31:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3585 states have (on average 1.500697350069735) internal successors, (5380), 3585 states have internal predecessors, (5380), 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) [2024-11-18 16:31:28,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 5380 transitions. [2024-11-18 16:31:28,665 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 5380 transitions. Word has length 145 [2024-11-18 16:31:28,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:28,665 INFO L471 AbstractCegarLoop]: Abstraction has 3586 states and 5380 transitions. [2024-11-18 16:31:28,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:28,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 5380 transitions. [2024-11-18 16:31:28,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-18 16:31:28,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:28,667 INFO L215 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] [2024-11-18 16:31:28,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 16:31:28,667 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:28,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:28,667 INFO L85 PathProgramCache]: Analyzing trace with hash -417599230, now seen corresponding path program 1 times [2024-11-18 16:31:28,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:31:28,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429260631] [2024-11-18 16:31:28,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:28,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:31:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 16:31:28,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 16:31:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 16:31:28,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 16:31:28,858 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 16:31:28,859 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 16:31:28,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 16:31:28,862 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:31:28,957 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 16:31:28,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:31:28 BoogieIcfgContainer [2024-11-18 16:31:28,960 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 16:31:28,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 16:31:28,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 16:31:28,961 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 16:31:28,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:31:16" (3/4) ... [2024-11-18 16:31:28,964 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 16:31:28,965 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 16:31:28,965 INFO L158 Benchmark]: Toolchain (without parser) took 25522.61ms. Allocated memory was 169.9MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 98.2MB in the beginning and 724.6MB in the end (delta: -626.3MB). Peak memory consumption was 844.7MB. Max. memory is 16.1GB. [2024-11-18 16:31:28,965 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:31:28,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 901.40ms. Allocated memory is still 169.9MB. Free memory was 97.9MB in the beginning and 78.9MB in the end (delta: 19.0MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2024-11-18 16:31:28,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 918.28ms. Allocated memory was 169.9MB in the beginning and 289.4MB in the end (delta: 119.5MB). Free memory was 78.9MB in the beginning and 74.4MB in the end (delta: 4.5MB). Peak memory consumption was 183.3MB. Max. memory is 16.1GB. [2024-11-18 16:31:28,966 INFO L158 Benchmark]: Boogie Preprocessor took 1068.71ms. Allocated memory was 289.4MB in the beginning and 587.2MB in the end (delta: 297.8MB). Free memory was 74.4MB in the beginning and 267.4MB in the end (delta: -192.9MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-11-18 16:31:28,966 INFO L158 Benchmark]: RCFGBuilder took 10379.73ms. Allocated memory was 587.2MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 267.4MB in the beginning and 1.2GB in the end (delta: -968.9MB). Peak memory consumption was 635.4MB. Max. memory is 16.1GB. [2024-11-18 16:31:28,967 INFO L158 Benchmark]: TraceAbstraction took 12241.73ms. Allocated memory is still 1.6GB. Free memory was 1.2GB in the beginning and 724.6MB in the end (delta: 510.7MB). Peak memory consumption was 510.7MB. Max. memory is 16.1GB. [2024-11-18 16:31:28,967 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 1.6GB. Free memory is still 724.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:31:28,968 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 901.40ms. Allocated memory is still 169.9MB. Free memory was 97.9MB in the beginning and 78.9MB in the end (delta: 19.0MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 918.28ms. Allocated memory was 169.9MB in the beginning and 289.4MB in the end (delta: 119.5MB). Free memory was 78.9MB in the beginning and 74.4MB in the end (delta: 4.5MB). Peak memory consumption was 183.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1068.71ms. Allocated memory was 289.4MB in the beginning and 587.2MB in the end (delta: 297.8MB). Free memory was 74.4MB in the beginning and 267.4MB in the end (delta: -192.9MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * RCFGBuilder took 10379.73ms. Allocated memory was 587.2MB in the beginning and 1.6GB in the end (delta: 1.1GB). Free memory was 267.4MB in the beginning and 1.2GB in the end (delta: -968.9MB). Peak memory consumption was 635.4MB. Max. memory is 16.1GB. * TraceAbstraction took 12241.73ms. Allocated memory is still 1.6GB. Free memory was 1.2GB in the beginning and 724.6MB in the end (delta: 510.7MB). Peak memory consumption was 510.7MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 1.6GB. Free memory is still 724.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 329. 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_32 = 0; [L40] const SORT_4 var_95 = 1; [L41] const SORT_4 var_96 = 0; [L42] const SORT_2 var_111 = 1; [L43] const SORT_3 var_113 = 0; [L44] const SORT_4 var_116 = 6; [L45] const SORT_2 var_120 = 0; [L46] const SORT_4 var_221 = 2; [L47] const SORT_2 var_224 = 2; [L48] const SORT_4 var_260 = 3; [L49] const SORT_2 var_263 = 3; [L50] const SORT_4 var_299 = 4; [L51] const SORT_2 var_302 = 4; [L52] const SORT_4 var_338 = 5; [L53] const SORT_2 var_341 = 5; [L55] SORT_1 input_112; [L56] SORT_1 input_122; [L57] SORT_1 input_124; [L58] SORT_1 input_131; [L59] SORT_1 input_133; [L60] SORT_1 input_140; [L61] SORT_1 input_142; [L62] SORT_1 input_149; [L63] SORT_1 input_151; [L64] SORT_1 input_158; [L65] SORT_1 input_160; [L66] SORT_1 input_167; [L67] SORT_1 input_377; [L68] SORT_1 input_381; [L69] SORT_1 input_384; [L70] SORT_1 input_385; [L71] SORT_1 input_386; [L72] SORT_1 input_387; [L73] SORT_1 input_388; [L74] SORT_1 input_389; [L75] SORT_1 input_390; [L76] SORT_1 input_391; [L77] SORT_1 input_392; [L78] SORT_1 input_393; [L79] SORT_1 input_407; [L80] SORT_1 input_413; [L81] SORT_1 input_419; [L82] SORT_1 input_425; [L83] SORT_1 input_431; [L84] SORT_1 input_437; [L85] SORT_1 input_452; [L86] SORT_1 input_470; [L87] SORT_1 input_488; [L88] SORT_1 input_506; [L89] SORT_1 input_524; [L90] SORT_1 input_542; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L92] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L93] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L94] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L95] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L96] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L97] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L98] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L99] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L100] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L101] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L102] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L103] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L104] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L105] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L106] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L107] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L108] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L109] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L110] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L111] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L112] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L113] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L114] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L115] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L116] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L117] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L118] SORT_1 state_59 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L119] SORT_1 state_61 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L120] SORT_1 state_63 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L121] SORT_1 state_65 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L122] SORT_1 state_67 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L123] SORT_1 state_69 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L124] SORT_1 state_71 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L125] SORT_1 state_73 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L126] SORT_1 state_75 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L127] SORT_1 state_77 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L128] SORT_1 state_79 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L129] SORT_1 state_81 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L130] SORT_1 state_83 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L131] SORT_1 state_85 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L132] SORT_1 state_87 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L133] SORT_1 state_89 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L134] SORT_1 state_91 = __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, msb_SORT_4=2147483648, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_32=0, var_338=5, var_341=5, var_5=0, var_95=1, var_96=0] [L135] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] SORT_2 init_7_arg_1 = var_5; [L138] state_6 = init_7_arg_1 [L139] SORT_2 init_9_arg_1 = var_5; [L140] state_8 = init_9_arg_1 [L141] SORT_2 init_11_arg_1 = var_5; [L142] state_10 = init_11_arg_1 [L143] SORT_2 init_13_arg_1 = var_5; [L144] state_12 = init_13_arg_1 [L145] SORT_2 init_15_arg_1 = var_5; [L146] state_14 = init_15_arg_1 [L147] SORT_2 init_17_arg_1 = var_5; [L148] state_16 = init_17_arg_1 [L149] SORT_2 init_19_arg_1 = var_5; [L150] state_18 = init_19_arg_1 [L151] SORT_2 init_21_arg_1 = var_5; [L152] state_20 = init_21_arg_1 [L153] SORT_2 init_23_arg_1 = var_5; [L154] state_22 = init_23_arg_1 [L155] SORT_2 init_25_arg_1 = var_5; [L156] state_24 = init_25_arg_1 [L157] SORT_2 init_27_arg_1 = var_5; [L158] state_26 = init_27_arg_1 [L159] SORT_2 init_29_arg_1 = var_5; [L160] state_28 = init_29_arg_1 [L161] SORT_2 init_31_arg_1 = var_5; [L162] state_30 = init_31_arg_1 [L163] SORT_1 init_34_arg_1 = var_32; [L164] state_33 = init_34_arg_1 [L165] SORT_1 init_36_arg_1 = var_32; [L166] state_35 = init_36_arg_1 [L167] SORT_1 init_38_arg_1 = var_32; [L168] state_37 = init_38_arg_1 [L169] SORT_1 init_40_arg_1 = var_32; [L170] state_39 = init_40_arg_1 [L171] SORT_1 init_42_arg_1 = var_32; [L172] state_41 = init_42_arg_1 [L173] SORT_1 init_44_arg_1 = var_32; [L174] state_43 = init_44_arg_1 [L175] SORT_1 init_46_arg_1 = var_32; [L176] state_45 = init_46_arg_1 [L177] SORT_1 init_48_arg_1 = var_32; [L178] state_47 = init_48_arg_1 [L179] SORT_1 init_50_arg_1 = var_32; [L180] state_49 = init_50_arg_1 [L181] SORT_1 init_52_arg_1 = var_32; [L182] state_51 = init_52_arg_1 [L183] SORT_1 init_54_arg_1 = var_32; [L184] state_53 = init_54_arg_1 [L185] SORT_1 init_56_arg_1 = var_32; [L186] state_55 = init_56_arg_1 [L187] SORT_1 init_58_arg_1 = var_32; [L188] state_57 = init_58_arg_1 [L189] SORT_1 init_60_arg_1 = var_32; [L190] state_59 = init_60_arg_1 [L191] SORT_1 init_62_arg_1 = var_32; [L192] state_61 = init_62_arg_1 [L193] SORT_1 init_64_arg_1 = var_32; [L194] state_63 = init_64_arg_1 [L195] SORT_1 init_66_arg_1 = var_32; [L196] state_65 = init_66_arg_1 [L197] SORT_1 init_68_arg_1 = var_32; [L198] state_67 = init_68_arg_1 [L199] SORT_1 init_70_arg_1 = var_32; [L200] state_69 = init_70_arg_1 [L201] SORT_1 init_72_arg_1 = var_32; [L202] state_71 = init_72_arg_1 [L203] SORT_1 init_74_arg_1 = var_32; [L204] state_73 = init_74_arg_1 [L205] SORT_1 init_76_arg_1 = var_32; [L206] state_75 = init_76_arg_1 [L207] SORT_1 init_78_arg_1 = var_32; [L208] state_77 = init_78_arg_1 [L209] SORT_1 init_80_arg_1 = var_32; [L210] state_79 = init_80_arg_1 [L211] SORT_1 init_82_arg_1 = var_32; [L212] state_81 = init_82_arg_1 [L213] SORT_1 init_84_arg_1 = var_32; [L214] state_83 = init_84_arg_1 [L215] SORT_1 init_86_arg_1 = var_32; [L216] state_85 = init_86_arg_1 [L217] SORT_1 init_88_arg_1 = var_32; [L218] state_87 = init_88_arg_1 [L219] SORT_1 init_90_arg_1 = var_32; [L220] state_89 = init_90_arg_1 [L221] SORT_1 init_92_arg_1 = var_32; [L222] state_91 = init_92_arg_1 [L223] SORT_1 init_94_arg_1 = var_32; [L224] state_93 = init_94_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L227] input_112 = __VERIFIER_nondet_uchar() [L228] input_122 = __VERIFIER_nondet_uchar() [L229] input_124 = __VERIFIER_nondet_uchar() [L230] input_131 = __VERIFIER_nondet_uchar() [L231] input_133 = __VERIFIER_nondet_uchar() [L232] input_140 = __VERIFIER_nondet_uchar() [L233] input_142 = __VERIFIER_nondet_uchar() [L234] input_149 = __VERIFIER_nondet_uchar() [L235] input_151 = __VERIFIER_nondet_uchar() [L236] input_158 = __VERIFIER_nondet_uchar() [L237] input_160 = __VERIFIER_nondet_uchar() [L238] input_167 = __VERIFIER_nondet_uchar() [L239] input_377 = __VERIFIER_nondet_uchar() [L240] EXPR input_377 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L240] input_377 = input_377 & mask_SORT_1 [L241] input_381 = __VERIFIER_nondet_uchar() [L242] EXPR input_381 & mask_SORT_1 VAL [input_377=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L242] input_381 = input_381 & mask_SORT_1 [L243] input_384 = __VERIFIER_nondet_uchar() [L244] EXPR input_384 & mask_SORT_1 VAL [input_377=0, input_381=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L244] input_384 = input_384 & mask_SORT_1 [L245] input_385 = __VERIFIER_nondet_uchar() [L246] EXPR input_385 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L246] input_385 = input_385 & mask_SORT_1 [L247] input_386 = __VERIFIER_nondet_uchar() [L248] EXPR input_386 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L248] input_386 = input_386 & mask_SORT_1 [L249] input_387 = __VERIFIER_nondet_uchar() [L250] EXPR input_387 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L250] input_387 = input_387 & mask_SORT_1 [L251] input_388 = __VERIFIER_nondet_uchar() [L252] EXPR input_388 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L252] input_388 = input_388 & mask_SORT_1 [L253] input_389 = __VERIFIER_nondet_uchar() [L254] EXPR input_389 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L254] input_389 = input_389 & mask_SORT_1 [L255] input_390 = __VERIFIER_nondet_uchar() [L256] EXPR input_390 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L256] input_390 = input_390 & mask_SORT_1 [L257] input_391 = __VERIFIER_nondet_uchar() [L258] EXPR input_391 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L258] input_391 = input_391 & mask_SORT_1 [L259] input_392 = __VERIFIER_nondet_uchar() [L260] EXPR input_392 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L260] input_392 = input_392 & mask_SORT_1 [L261] input_393 = __VERIFIER_nondet_uchar() [L262] EXPR input_393 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L262] input_393 = input_393 & mask_SORT_1 [L263] input_407 = __VERIFIER_nondet_uchar() [L264] EXPR input_407 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L264] input_407 = input_407 & mask_SORT_1 [L265] input_413 = __VERIFIER_nondet_uchar() [L266] EXPR input_413 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L266] input_413 = input_413 & mask_SORT_1 [L267] input_419 = __VERIFIER_nondet_uchar() [L268] EXPR input_419 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L268] input_419 = input_419 & mask_SORT_1 [L269] input_425 = __VERIFIER_nondet_uchar() [L270] EXPR input_425 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L270] input_425 = input_425 & mask_SORT_1 [L271] input_431 = __VERIFIER_nondet_uchar() [L272] EXPR input_431 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L272] input_431 = input_431 & mask_SORT_1 [L273] input_437 = __VERIFIER_nondet_uchar() [L274] EXPR input_437 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L274] input_437 = input_437 & mask_SORT_1 [L275] input_452 = __VERIFIER_nondet_uchar() [L276] input_470 = __VERIFIER_nondet_uchar() [L277] input_488 = __VERIFIER_nondet_uchar() [L278] input_506 = __VERIFIER_nondet_uchar() [L279] input_524 = __VERIFIER_nondet_uchar() [L280] input_542 = __VERIFIER_nondet_uchar() [L283] SORT_1 var_97_arg_0 = state_41; [L284] SORT_4 var_97_arg_1 = var_95; [L285] SORT_4 var_97_arg_2 = var_96; [L286] SORT_4 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L287] SORT_1 var_98_arg_0 = state_51; [L288] SORT_4 var_98_arg_1 = var_95; [L289] SORT_4 var_98_arg_2 = var_96; [L290] SORT_4 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L291] SORT_4 var_99_arg_0 = var_97; [L292] SORT_4 var_99_arg_1 = var_98; [L293] SORT_4 var_99 = var_99_arg_0 + var_99_arg_1; [L294] SORT_1 var_100_arg_0 = state_61; [L295] SORT_4 var_100_arg_1 = var_95; [L296] SORT_4 var_100_arg_2 = var_96; [L297] SORT_4 var_100 = var_100_arg_0 ? var_100_arg_1 : var_100_arg_2; [L298] SORT_4 var_101_arg_0 = var_99; [L299] SORT_4 var_101_arg_1 = var_100; [L300] SORT_4 var_101 = var_101_arg_0 + var_101_arg_1; [L301] SORT_1 var_102_arg_0 = state_71; [L302] SORT_4 var_102_arg_1 = var_95; [L303] SORT_4 var_102_arg_2 = var_96; [L304] SORT_4 var_102 = var_102_arg_0 ? var_102_arg_1 : var_102_arg_2; [L305] SORT_4 var_103_arg_0 = var_101; [L306] SORT_4 var_103_arg_1 = var_102; [L307] SORT_4 var_103 = var_103_arg_0 + var_103_arg_1; [L308] SORT_1 var_104_arg_0 = state_81; [L309] SORT_4 var_104_arg_1 = var_95; [L310] SORT_4 var_104_arg_2 = var_96; [L311] SORT_4 var_104 = var_104_arg_0 ? var_104_arg_1 : var_104_arg_2; [L312] SORT_4 var_105_arg_0 = var_103; [L313] SORT_4 var_105_arg_1 = var_104; [L314] SORT_4 var_105 = var_105_arg_0 + var_105_arg_1; [L315] SORT_1 var_106_arg_0 = state_91; [L316] SORT_4 var_106_arg_1 = var_95; [L317] SORT_4 var_106_arg_2 = var_96; [L318] SORT_4 var_106 = var_106_arg_0 ? var_106_arg_1 : var_106_arg_2; [L319] SORT_4 var_107_arg_0 = var_105; [L320] SORT_4 var_107_arg_1 = var_106; [L321] SORT_4 var_107 = var_107_arg_0 + var_107_arg_1; VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_107=0, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L322] EXPR var_107 & mask_SORT_4 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L322] var_107 = var_107 & mask_SORT_4 [L323] SORT_4 var_108_arg_0 = var_107; [L324] SORT_4 var_108_arg_1 = var_95; [L325] SORT_1 var_108 = var_108_arg_0 <= var_108_arg_1; [L326] SORT_1 var_109_arg_0 = ~state_93; VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_108=1, var_109_arg_0=-1, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L327] EXPR var_109_arg_0 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_108=1, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L327] var_109_arg_0 = var_109_arg_0 & mask_SORT_1 [L328] SORT_1 var_109_arg_1 = ~var_108; VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_109_arg_0=1, var_109_arg_1=-2, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L329] EXPR var_109_arg_1 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_109_arg_0=1, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L329] var_109_arg_1 = var_109_arg_1 & mask_SORT_1 [L330] EXPR var_109_arg_0 & var_109_arg_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L330] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L331] EXPR var_109 & mask_SORT_1 VAL [input_377=0, input_381=0, input_384=0, input_385=0, input_386=0, input_387=0, input_388=0, input_389=0, input_390=0, input_391=0, input_392=0, input_393=0, input_407=0, input_413=0, input_419=0, input_425=0, input_431=0, input_437=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_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, var_111=1, var_113=0, var_116=6, var_120=0, var_221=2, var_224=2, var_260=3, var_263=3, var_299=4, var_302=4, var_338=5, var_341=5, var_95=1, var_96=0] [L331] var_109 = var_109 & mask_SORT_1 [L332] SORT_1 bad_110_arg_0 = var_109; [L333] CALL __VERIFIER_assert(!(bad_110_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3492 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14308 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14308 mSDsluCounter, 119744 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 85611 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10796 IncrementalHoareTripleChecker+Invalid, 10799 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 34133 mSDtfsCounter, 10796 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3591occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 5784 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1139 NumberOfCodeBlocks, 1139 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 987 ConstructedInterpolants, 0 QuantifiedInterpolants, 3932 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 16:31:29,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fae77fb6caf55f435f70d06a38b0c2c940532ebf6d023c58a3d8ed1d66a8314f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 16:31:30,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 16:31:31,028 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-18 16:31:31,032 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 16:31:31,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 16:31:31,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 16:31:31,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 16:31:31,059 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 16:31:31,060 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 16:31:31,061 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 16:31:31,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 16:31:31,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 16:31:31,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 16:31:31,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 16:31:31,063 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 16:31:31,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 16:31:31,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 16:31:31,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 16:31:31,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 16:31:31,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 16:31:31,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 16:31:31,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 16:31:31,066 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 16:31:31,066 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 16:31:31,066 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 16:31:31,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 16:31:31,067 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 16:31:31,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 16:31:31,067 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 16:31:31,067 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 16:31:31,067 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 16:31:31,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:31:31,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 16:31:31,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 16:31:31,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 16:31:31,069 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 16:31:31,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 16:31:31,069 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 16:31:31,070 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 16:31:31,070 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 16:31:31,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 16:31:31,071 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fae77fb6caf55f435f70d06a38b0c2c940532ebf6d023c58a3d8ed1d66a8314f [2024-11-18 16:31:31,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 16:31:31,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 16:31:31,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 16:31:31,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 16:31:31,340 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 16:31:31,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c [2024-11-18 16:31:32,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 16:31:32,840 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 16:31:32,841 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c [2024-11-18 16:31:32,863 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1cf0fa8/032ade4e3bde42238407f1b6c549dc53/FLAG395d93218 [2024-11-18 16:31:32,876 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb1cf0fa8/032ade4e3bde42238407f1b6c549dc53 [2024-11-18 16:31:32,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 16:31:32,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 16:31:32,880 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 16:31:32,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 16:31:32,886 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 16:31:32,887 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:31:32" (1/1) ... [2024-11-18 16:31:32,887 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f24a553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:32, skipping insertion in model container [2024-11-18 16:31:32,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:31:32" (1/1) ... [2024-11-18 16:31:32,941 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 16:31:33,112 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c[1175,1188] [2024-11-18 16:31:33,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:31:33,479 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 16:31:33,488 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.6.prop1-func-interl.c[1175,1188] [2024-11-18 16:31:33,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:31:33,673 INFO L204 MainTranslator]: Completed translation [2024-11-18 16:31:33,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33 WrapperNode [2024-11-18 16:31:33,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 16:31:33,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 16:31:33,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 16:31:33,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 16:31:33,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,808 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3137 [2024-11-18 16:31:33,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 16:31:33,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 16:31:33,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 16:31:33,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 16:31:33,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,830 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,913 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]. [2024-11-18 16:31:33,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:33,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:34,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 16:31:34,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 16:31:34,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 16:31:34,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 16:31:34,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (1/1) ... [2024-11-18 16:31:34,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:31:34,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 16:31:34,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 16:31:34,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 16:31:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 16:31:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 16:31:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 16:31:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 16:31:34,439 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 16:31:34,441 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 16:31:40,529 INFO L? ?]: Removed 137 outVars from TransFormulas that were not future-live. [2024-11-18 16:31:40,529 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 16:31:40,537 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 16:31:40,539 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 16:31:40,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:31:40 BoogieIcfgContainer [2024-11-18 16:31:40,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 16:31:40,542 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 16:31:40,542 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 16:31:40,544 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 16:31:40,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:31:32" (1/3) ... [2024-11-18 16:31:40,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@712d0633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:31:40, skipping insertion in model container [2024-11-18 16:31:40,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:31:33" (2/3) ... [2024-11-18 16:31:40,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@712d0633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:31:40, skipping insertion in model container [2024-11-18 16:31:40,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:31:40" (3/3) ... [2024-11-18 16:31:40,547 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.anderson.6.prop1-func-interl.c [2024-11-18 16:31:40,560 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 16:31:40,560 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 16:31:40,597 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 16:31:40,602 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;@5da3325e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 16:31:40,602 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 16:31:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-18 16:31:40,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:40,609 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-18 16:31:40,610 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:40,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:40,614 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-18 16:31:40,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 16:31:40,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1271471234] [2024-11-18 16:31:40,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:40,623 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 16:31:40,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 16:31:40,626 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 16:31:40,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 16:31:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:41,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-18 16:31:41,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 16:31:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:31:41,895 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 16:31:41,896 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 16:31:41,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1271471234] [2024-11-18 16:31:41,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1271471234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:31:41,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:31:41,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:31:41,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402395596] [2024-11-18 16:31:41,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:31:41,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:31:41,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 16:31:41,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:31:41,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:31:41,918 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:42,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:31:42,674 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-18 16:31:42,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:31:42,677 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-18 16:31:42,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:31:42,682 INFO L225 Difference]: With dead ends: 18 [2024-11-18 16:31:42,682 INFO L226 Difference]: Without dead ends: 10 [2024-11-18 16:31:42,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:31:42,688 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 16:31:42,689 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 16:31:42,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-18 16:31:42,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-18 16:31:42,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:42,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-18 16:31:42,758 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-18 16:31:42,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:31:42,759 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-18 16:31:42,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 16:31:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-18 16:31:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-18 16:31:42,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:31:42,760 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-18 16:31:42,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 16:31:42,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 16:31:42,961 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:31:42,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:31:42,962 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-18 16:31:42,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 16:31:42,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [678657595] [2024-11-18 16:31:42,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:31:42,965 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 16:31:42,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 16:31:42,968 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 16:31:42,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 16:31:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:31:45,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-18 16:31:45,237 INFO L278 TraceCheckSpWp]: Computing forward predicates...