./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.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 e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 04:17:21,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 04:17:21,528 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 04:17:21,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 04:17:21,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 04:17:21,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 04:17:21,572 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 04:17:21,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 04:17:21,573 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 04:17:21,576 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 04:17:21,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 04:17:21,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 04:17:21,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 04:17:21,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 04:17:21,578 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 04:17:21,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 04:17:21,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 04:17:21,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 04:17:21,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 04:17:21,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 04:17:21,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 04:17:21,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 04:17:21,582 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 04:17:21,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 04:17:21,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 04:17:21,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 04:17:21,583 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 04:17:21,583 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 04:17:21,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 04:17:21,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:17:21,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 04:17:21,584 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 04:17:21,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 04:17:21,585 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 04:17:21,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 04:17:21,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 04:17:21,586 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 04:17:21,587 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 04:17:21,587 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 04:17:21,587 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 [2024-10-24 04:17:21,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 04:17:21,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 04:17:21,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 04:17:21,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 04:17:21,897 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 04:17:21,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-10-24 04:17:23,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 04:17:23,713 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 04:17:23,714 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-10-24 04:17:23,742 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/013d0445b/2207584dbfb648b3ab260ddf60b4554a/FLAG9d5ce8bb2 [2024-10-24 04:17:23,759 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/013d0445b/2207584dbfb648b3ab260ddf60b4554a [2024-10-24 04:17:23,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 04:17:23,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 04:17:23,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 04:17:23,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 04:17:23,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 04:17:23,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:17:23" (1/1) ... [2024-10-24 04:17:23,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5978b23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:23, skipping insertion in model container [2024-10-24 04:17:23,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:17:23" (1/1) ... [2024-10-24 04:17:23,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 04:17:24,081 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-10-24 04:17:24,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:17:24,578 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 04:17:24,587 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-10-24 04:17:24,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:17:24,826 INFO L204 MainTranslator]: Completed translation [2024-10-24 04:17:24,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24 WrapperNode [2024-10-24 04:17:24,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 04:17:24,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 04:17:24,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 04:17:24,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 04:17:24,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:24,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:25,975 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8319 [2024-10-24 04:17:25,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 04:17:25,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 04:17:25,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 04:17:25,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 04:17:25,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:25,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:26,278 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:26,486 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]. [2024-10-24 04:17:26,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:26,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:26,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:26,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:27,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:27,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:27,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 04:17:27,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 04:17:27,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 04:17:27,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 04:17:27,366 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (1/1) ... [2024-10-24 04:17:27,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:17:27,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 04:17:27,426 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) [2024-10-24 04:17:27,445 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 [2024-10-24 04:17:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 04:17:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 04:17:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 04:17:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 04:17:28,122 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 04:17:28,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 04:17:36,897 INFO L? ?]: Removed 4531 outVars from TransFormulas that were not future-live. [2024-10-24 04:17:36,898 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 04:17:37,054 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 04:17:37,055 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 04:17:37,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:17:37 BoogieIcfgContainer [2024-10-24 04:17:37,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 04:17:37,058 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 04:17:37,059 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 04:17:37,062 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 04:17:37,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:17:23" (1/3) ... [2024-10-24 04:17:37,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88c4a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:17:37, skipping insertion in model container [2024-10-24 04:17:37,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:24" (2/3) ... [2024-10-24 04:17:37,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88c4a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:17:37, skipping insertion in model container [2024-10-24 04:17:37,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:17:37" (3/3) ... [2024-10-24 04:17:37,066 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-10-24 04:17:37,083 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 04:17:37,084 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 04:17:37,201 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 04:17:37,207 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;@11b8a021, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 04:17:37,208 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 04:17:37,222 INFO L276 IsEmpty]: Start isEmpty. Operand has 2979 states, 2977 states have (on average 1.500167954316426) internal successors, (4466), 2978 states have internal predecessors, (4466), 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) [2024-10-24 04:17:37,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-24 04:17:37,242 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:37,243 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, 1] [2024-10-24 04:17:37,244 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:37,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:37,252 INFO L85 PathProgramCache]: Analyzing trace with hash 2060628825, now seen corresponding path program 1 times [2024-10-24 04:17:37,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:37,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903191011] [2024-10-24 04:17:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:37,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:38,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:38,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903191011] [2024-10-24 04:17:38,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903191011] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:38,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:38,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:17:38,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384681622] [2024-10-24 04:17:38,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:38,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 04:17:38,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:38,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 04:17:38,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:17:38,430 INFO L87 Difference]: Start difference. First operand has 2979 states, 2977 states have (on average 1.500167954316426) internal successors, (4466), 2978 states have internal predecessors, (4466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:17:42,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:42,424 INFO L93 Difference]: Finished difference Result 8153 states and 12226 transitions. [2024-10-24 04:17:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 04:17:42,427 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2024-10-24 04:17:42,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:42,467 INFO L225 Difference]: With dead ends: 8153 [2024-10-24 04:17:42,468 INFO L226 Difference]: Without dead ends: 5323 [2024-10-24 04:17:42,478 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 [2024-10-24 04:17:42,482 INFO L432 NwaCegarLoop]: 3369 mSDtfsCounter, 3606 mSDsluCounter, 9488 mSDsCounter, 0 mSdLazyCounter, 4776 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3606 SdHoareTripleChecker+Valid, 12857 SdHoareTripleChecker+Invalid, 4777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:42,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3606 Valid, 12857 Invalid, 4777 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4776 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-24 04:17:42,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5323 states. [2024-10-24 04:17:42,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5323 to 3093. [2024-10-24 04:17:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3093 states, 3092 states have (on average 1.4990297542043984) internal successors, (4635), 3092 states have internal predecessors, (4635), 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) [2024-10-24 04:17:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 3093 states and 4635 transitions. [2024-10-24 04:17:42,645 INFO L78 Accepts]: Start accepts. Automaton has 3093 states and 4635 transitions. Word has length 146 [2024-10-24 04:17:42,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:42,648 INFO L471 AbstractCegarLoop]: Abstraction has 3093 states and 4635 transitions. [2024-10-24 04:17:42,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:17:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 4635 transitions. [2024-10-24 04:17:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-24 04:17:42,654 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:42,654 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, 1, 1, 1] [2024-10-24 04:17:42,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 04:17:42,655 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:42,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:42,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1353030614, now seen corresponding path program 1 times [2024-10-24 04:17:42,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:42,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431743302] [2024-10-24 04:17:42,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:42,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:43,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:43,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431743302] [2024-10-24 04:17:43,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431743302] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:43,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:43,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:17:43,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071031133] [2024-10-24 04:17:43,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:43,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:17:43,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:43,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:17:43,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:17:43,141 INFO L87 Difference]: Start difference. First operand 3093 states and 4635 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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) [2024-10-24 04:17:43,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:43,210 INFO L93 Difference]: Finished difference Result 3097 states and 4639 transitions. [2024-10-24 04:17:43,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:17:43,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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 148 [2024-10-24 04:17:43,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:43,221 INFO L225 Difference]: With dead ends: 3097 [2024-10-24 04:17:43,221 INFO L226 Difference]: Without dead ends: 3095 [2024-10-24 04:17:43,222 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 [2024-10-24 04:17:43,223 INFO L432 NwaCegarLoop]: 4461 mSDtfsCounter, 0 mSDsluCounter, 8917 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13378 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:43,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13378 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:17:43,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3095 states. [2024-10-24 04:17:43,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3095 to 3095. [2024-10-24 04:17:43,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3095 states, 3094 states have (on average 1.4987071751777634) internal successors, (4637), 3094 states have internal predecessors, (4637), 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) [2024-10-24 04:17:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 3095 states and 4637 transitions. [2024-10-24 04:17:43,278 INFO L78 Accepts]: Start accepts. Automaton has 3095 states and 4637 transitions. Word has length 148 [2024-10-24 04:17:43,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:43,278 INFO L471 AbstractCegarLoop]: Abstraction has 3095 states and 4637 transitions. [2024-10-24 04:17:43,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 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) [2024-10-24 04:17:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 4637 transitions. [2024-10-24 04:17:43,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-10-24 04:17:43,280 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:43,280 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, 1, 1, 1, 1] [2024-10-24 04:17:43,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 04:17:43,281 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:43,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:43,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1004027850, now seen corresponding path program 1 times [2024-10-24 04:17:43,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:43,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081482841] [2024-10-24 04:17:43,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:43,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:43,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:43,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:43,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081482841] [2024-10-24 04:17:43,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081482841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:43,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:43,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:17:43,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291921791] [2024-10-24 04:17:43,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:43,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:17:43,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:43,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:17:43,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:17:43,549 INFO L87 Difference]: Start difference. First operand 3095 states and 4637 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 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) [2024-10-24 04:17:43,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:43,639 INFO L93 Difference]: Finished difference Result 5928 states and 8883 transitions. [2024-10-24 04:17:43,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:17:43,640 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 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 149 [2024-10-24 04:17:43,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:43,650 INFO L225 Difference]: With dead ends: 5928 [2024-10-24 04:17:43,651 INFO L226 Difference]: Without dead ends: 3097 [2024-10-24 04:17:43,656 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 [2024-10-24 04:17:43,657 INFO L432 NwaCegarLoop]: 4461 mSDtfsCounter, 0 mSDsluCounter, 8914 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13375 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:43,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13375 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:17:43,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3097 states. [2024-10-24 04:17:43,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3097 to 3097. [2024-10-24 04:17:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3097 states, 3096 states have (on average 1.4983850129198966) internal successors, (4639), 3096 states have internal predecessors, (4639), 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) [2024-10-24 04:17:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 3097 states and 4639 transitions. [2024-10-24 04:17:43,724 INFO L78 Accepts]: Start accepts. Automaton has 3097 states and 4639 transitions. Word has length 149 [2024-10-24 04:17:43,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:43,725 INFO L471 AbstractCegarLoop]: Abstraction has 3097 states and 4639 transitions. [2024-10-24 04:17:43,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 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) [2024-10-24 04:17:43,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 4639 transitions. [2024-10-24 04:17:43,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-10-24 04:17:43,729 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:43,730 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, 1, 1, 1, 1, 1] [2024-10-24 04:17:43,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 04:17:43,730 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:43,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:43,731 INFO L85 PathProgramCache]: Analyzing trace with hash 2136909999, now seen corresponding path program 1 times [2024-10-24 04:17:43,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:43,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315083326] [2024-10-24 04:17:43,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:43,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:44,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:44,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:44,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315083326] [2024-10-24 04:17:44,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315083326] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:44,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:44,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:17:44,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541037456] [2024-10-24 04:17:44,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:44,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:17:44,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:44,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:17:44,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:17:44,109 INFO L87 Difference]: Start difference. First operand 3097 states and 4639 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 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) [2024-10-24 04:17:44,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:44,194 INFO L93 Difference]: Finished difference Result 5936 states and 8893 transitions. [2024-10-24 04:17:44,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:17:44,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 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 150 [2024-10-24 04:17:44,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:44,205 INFO L225 Difference]: With dead ends: 5936 [2024-10-24 04:17:44,206 INFO L226 Difference]: Without dead ends: 3103 [2024-10-24 04:17:44,213 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 [2024-10-24 04:17:44,214 INFO L432 NwaCegarLoop]: 4461 mSDtfsCounter, 4 mSDsluCounter, 8908 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13369 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:44,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13369 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:17:44,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3103 states. [2024-10-24 04:17:44,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3103 to 3103. [2024-10-24 04:17:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3103 states, 3102 states have (on average 1.498065764023211) internal successors, (4647), 3102 states have internal predecessors, (4647), 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) [2024-10-24 04:17:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 3103 states and 4647 transitions. [2024-10-24 04:17:44,277 INFO L78 Accepts]: Start accepts. Automaton has 3103 states and 4647 transitions. Word has length 150 [2024-10-24 04:17:44,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:44,277 INFO L471 AbstractCegarLoop]: Abstraction has 3103 states and 4647 transitions. [2024-10-24 04:17:44,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 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) [2024-10-24 04:17:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 4647 transitions. [2024-10-24 04:17:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-24 04:17:44,279 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:44,279 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, 1, 1, 1, 1, 1, 1] [2024-10-24 04:17:44,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 04:17:44,280 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:44,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:44,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1421208924, now seen corresponding path program 1 times [2024-10-24 04:17:44,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:44,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744365174] [2024-10-24 04:17:44,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:44,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:44,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744365174] [2024-10-24 04:17:44,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744365174] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:44,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:44,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 04:17:44,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139351969] [2024-10-24 04:17:44,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:44,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 04:17:44,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:44,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 04:17:44,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:17:44,602 INFO L87 Difference]: Start difference. First operand 3103 states and 4647 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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) [2024-10-24 04:17:44,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:44,689 INFO L93 Difference]: Finished difference Result 5946 states and 8905 transitions. [2024-10-24 04:17:44,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:17:44,690 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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 151 [2024-10-24 04:17:44,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:44,702 INFO L225 Difference]: With dead ends: 5946 [2024-10-24 04:17:44,703 INFO L226 Difference]: Without dead ends: 3107 [2024-10-24 04:17:44,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:17:44,708 INFO L432 NwaCegarLoop]: 4461 mSDtfsCounter, 0 mSDsluCounter, 8908 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13369 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:44,708 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13369 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:17:44,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3107 states. [2024-10-24 04:17:44,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3107 to 3103. [2024-10-24 04:17:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3103 states, 3102 states have (on average 1.498065764023211) internal successors, (4647), 3102 states have internal predecessors, (4647), 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) [2024-10-24 04:17:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 3103 states and 4647 transitions. [2024-10-24 04:17:44,767 INFO L78 Accepts]: Start accepts. Automaton has 3103 states and 4647 transitions. Word has length 151 [2024-10-24 04:17:44,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:44,768 INFO L471 AbstractCegarLoop]: Abstraction has 3103 states and 4647 transitions. [2024-10-24 04:17:44,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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) [2024-10-24 04:17:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 4647 transitions. [2024-10-24 04:17:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-24 04:17:44,770 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:44,770 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:17:44,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 04:17:44,770 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:44,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:44,771 INFO L85 PathProgramCache]: Analyzing trace with hash -198915960, now seen corresponding path program 1 times [2024-10-24 04:17:44,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:44,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793399966] [2024-10-24 04:17:44,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:44,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:45,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:45,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:45,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793399966] [2024-10-24 04:17:45,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793399966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:45,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:45,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:17:45,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37270779] [2024-10-24 04:17:45,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:45,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 04:17:45,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:45,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 04:17:45,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:17:45,179 INFO L87 Difference]: Start difference. First operand 3103 states and 4647 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 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) [2024-10-24 04:17:48,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:48,357 INFO L93 Difference]: Finished difference Result 8650 states and 12956 transitions. [2024-10-24 04:17:48,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 04:17:48,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 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 152 [2024-10-24 04:17:48,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:48,380 INFO L225 Difference]: With dead ends: 8650 [2024-10-24 04:17:48,380 INFO L226 Difference]: Without dead ends: 5811 [2024-10-24 04:17:48,387 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 04:17:48,389 INFO L432 NwaCegarLoop]: 3219 mSDtfsCounter, 4305 mSDsluCounter, 9491 mSDsCounter, 0 mSdLazyCounter, 4923 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4305 SdHoareTripleChecker+Valid, 12710 SdHoareTripleChecker+Invalid, 4924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:48,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4305 Valid, 12710 Invalid, 4924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4923 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-24 04:17:48,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5811 states. [2024-10-24 04:17:48,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5811 to 3111. [2024-10-24 04:17:48,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3111 states, 3110 states have (on average 1.497427652733119) internal successors, (4657), 3110 states have internal predecessors, (4657), 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) [2024-10-24 04:17:48,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 3111 states and 4657 transitions. [2024-10-24 04:17:48,594 INFO L78 Accepts]: Start accepts. Automaton has 3111 states and 4657 transitions. Word has length 152 [2024-10-24 04:17:48,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:48,594 INFO L471 AbstractCegarLoop]: Abstraction has 3111 states and 4657 transitions. [2024-10-24 04:17:48,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 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) [2024-10-24 04:17:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 4657 transitions. [2024-10-24 04:17:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-24 04:17:48,599 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:48,599 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:17:48,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 04:17:48,600 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:48,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:48,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1637442368, now seen corresponding path program 1 times [2024-10-24 04:17:48,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:48,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325227022] [2024-10-24 04:17:48,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:48,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:17:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:17:49,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:17:49,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325227022] [2024-10-24 04:17:49,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325227022] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:17:49,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:17:49,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 04:17:49,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546394942] [2024-10-24 04:17:49,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:17:49,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 04:17:49,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:17:49,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 04:17:49,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 04:17:49,511 INFO L87 Difference]: Start difference. First operand 3111 states and 4657 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 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) [2024-10-24 04:17:52,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:17:52,246 INFO L93 Difference]: Finished difference Result 5965 states and 8931 transitions. [2024-10-24 04:17:52,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 04:17:52,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 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 153 [2024-10-24 04:17:52,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:17:52,259 INFO L225 Difference]: With dead ends: 5965 [2024-10-24 04:17:52,259 INFO L226 Difference]: Without dead ends: 3126 [2024-10-24 04:17:52,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-24 04:17:52,265 INFO L432 NwaCegarLoop]: 3205 mSDtfsCounter, 4340 mSDsluCounter, 9604 mSDsCounter, 0 mSdLazyCounter, 5046 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4340 SdHoareTripleChecker+Valid, 12809 SdHoareTripleChecker+Invalid, 5047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-24 04:17:52,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4340 Valid, 12809 Invalid, 5047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5046 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-24 04:17:52,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2024-10-24 04:17:52,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 3124. [2024-10-24 04:17:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3124 states, 3123 states have (on average 1.4959974383605508) internal successors, (4672), 3123 states have internal predecessors, (4672), 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) [2024-10-24 04:17:52,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 3124 states and 4672 transitions. [2024-10-24 04:17:52,342 INFO L78 Accepts]: Start accepts. Automaton has 3124 states and 4672 transitions. Word has length 153 [2024-10-24 04:17:52,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:17:52,343 INFO L471 AbstractCegarLoop]: Abstraction has 3124 states and 4672 transitions. [2024-10-24 04:17:52,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 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) [2024-10-24 04:17:52,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 4672 transitions. [2024-10-24 04:17:52,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-10-24 04:17:52,345 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:17:52,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:17:52,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 04:17:52,346 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:17:52,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:17:52,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1098241353, now seen corresponding path program 1 times [2024-10-24 04:17:52,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:17:52,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419206473] [2024-10-24 04:17:52,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:17:52,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:17:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 04:17:52,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 04:17:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 04:17:52,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 04:17:52,668 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 04:17:52,669 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 04:17:52,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 04:17:52,675 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:17:52,806 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 04:17:52,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:17:52 BoogieIcfgContainer [2024-10-24 04:17:52,811 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 04:17:52,812 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 04:17:52,812 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 04:17:52,812 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 04:17:52,813 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:17:37" (3/4) ... [2024-10-24 04:17:52,815 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 04:17:52,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 04:17:52,816 INFO L158 Benchmark]: Toolchain (without parser) took 29051.59ms. Allocated memory was 142.6MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 85.0MB in the beginning and 3.0GB in the end (delta: -2.9GB). Peak memory consumption was 854.0MB. Max. memory is 16.1GB. [2024-10-24 04:17:52,816 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 114.8MB in the end (delta: 184.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 04:17:52,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1060.73ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 84.8MB in the beginning and 116.9MB in the end (delta: -32.1MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. [2024-10-24 04:17:52,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 1147.54ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 116.0MB in the beginning and 157.3MB in the end (delta: -41.2MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. [2024-10-24 04:17:52,818 INFO L158 Benchmark]: Boogie Preprocessor took 1387.87ms. Allocated memory is still 364.9MB. Free memory was 157.3MB in the beginning and 116.6MB in the end (delta: 40.7MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2024-10-24 04:17:52,818 INFO L158 Benchmark]: RCFGBuilder took 9691.34ms. Allocated memory was 364.9MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 116.6MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 436.2MB. Max. memory is 16.1GB. [2024-10-24 04:17:52,818 INFO L158 Benchmark]: TraceAbstraction took 15753.17ms. Allocated memory was 2.7GB in the beginning and 3.9GB in the end (delta: 1.2GB). Free memory was 2.4GB in the beginning and 3.0GB in the end (delta: -613.4MB). Peak memory consumption was 553.6MB. Max. memory is 16.1GB. [2024-10-24 04:17:52,819 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 3.9GB. Free memory was 3.0GB in the beginning and 3.0GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 04:17:52,821 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 114.8MB in the end (delta: 184.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1060.73ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 84.8MB in the beginning and 116.9MB in the end (delta: -32.1MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1147.54ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 116.0MB in the beginning and 157.3MB in the end (delta: -41.2MB). Peak memory consumption was 150.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1387.87ms. Allocated memory is still 364.9MB. Free memory was 157.3MB in the beginning and 116.6MB in the end (delta: 40.7MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9691.34ms. Allocated memory was 364.9MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 116.6MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 436.2MB. Max. memory is 16.1GB. * TraceAbstraction took 15753.17ms. Allocated memory was 2.7GB in the beginning and 3.9GB in the end (delta: 1.2GB). Free memory was 2.4GB in the beginning and 3.0GB in the end (delta: -613.4MB). Peak memory consumption was 553.6MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 3.9GB. Free memory was 3.0GB in the beginning and 3.0GB in the end (delta: 1.0MB). 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 304. 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_38 = 0; [L40] const SORT_4 var_81 = 1; [L41] const SORT_4 var_82 = 0; [L42] const SORT_2 var_94 = 2; [L43] const SORT_2 var_96 = 1; [L44] const SORT_2 var_98 = 0; [L45] const SORT_2 var_165 = 255; [L46] const SORT_2 var_172 = 24; [L47] const SORT_2 var_179 = 14; [L48] const SORT_2 var_186 = 6; [L49] const SORT_3 var_327 = 0; [L50] const SORT_4 var_329 = 24; [L51] const SORT_4 var_351 = 14; [L52] const SORT_4 var_373 = 6; [L54] SORT_1 input_93; [L55] SORT_1 input_95; [L56] SORT_1 input_97; [L57] SORT_1 input_99; [L58] SORT_1 input_105; [L59] SORT_1 input_108; [L60] SORT_1 input_113; [L61] SORT_1 input_114; [L62] SORT_1 input_115; [L63] SORT_1 input_116; [L64] SORT_1 input_122; [L65] SORT_1 input_125; [L66] SORT_1 input_130; [L67] SORT_1 input_131; [L68] SORT_1 input_132; [L69] SORT_1 input_133; [L70] SORT_1 input_139; [L71] SORT_1 input_142; [L72] SORT_1 input_147; [L73] SORT_1 input_148; [L74] SORT_1 input_149; [L75] SORT_1 input_150; [L76] SORT_1 input_156; [L77] SORT_1 input_159; [L78] SORT_1 input_164; [L79] SORT_1 input_171; [L80] SORT_1 input_178; [L81] SORT_1 input_185; [L82] SORT_1 input_192; [L83] SORT_1 input_200; [L84] SORT_1 input_213; [L85] SORT_1 input_221; [L86] SORT_1 input_234; [L87] SORT_1 input_242; [L88] SORT_1 input_255; [L89] SORT_1 input_263; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L91] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L92] SORT_2 state_8 = __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, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L93] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L94] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L95] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L96] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L97] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L98] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L99] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L100] SORT_2 state_24 = __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, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L101] SORT_2 state_26 = __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, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L102] SORT_2 state_28 = __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, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L103] SORT_2 state_30 = __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, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L104] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L105] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L106] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L107] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L108] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L109] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L110] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L111] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L112] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L113] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L114] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L115] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L116] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L117] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L118] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L119] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L120] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L121] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L122] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L123] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L124] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L125] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L126] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L127] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] SORT_2 init_7_arg_1 = var_5; [L130] state_6 = init_7_arg_1 [L131] SORT_2 init_9_arg_1 = var_5; [L132] state_8 = init_9_arg_1 [L133] SORT_2 init_11_arg_1 = var_5; [L134] state_10 = init_11_arg_1 [L135] SORT_2 init_13_arg_1 = var_5; [L136] state_12 = init_13_arg_1 [L137] SORT_2 init_15_arg_1 = var_5; [L138] state_14 = init_15_arg_1 [L139] SORT_2 init_17_arg_1 = var_5; [L140] state_16 = init_17_arg_1 [L141] SORT_2 init_19_arg_1 = var_5; [L142] state_18 = init_19_arg_1 [L143] SORT_2 init_21_arg_1 = var_5; [L144] state_20 = init_21_arg_1 [L145] SORT_2 init_23_arg_1 = var_5; [L146] state_22 = init_23_arg_1 [L147] SORT_2 init_25_arg_1 = var_5; [L148] state_24 = init_25_arg_1 [L149] SORT_2 init_27_arg_1 = var_5; [L150] state_26 = init_27_arg_1 [L151] SORT_2 init_29_arg_1 = var_5; [L152] state_28 = init_29_arg_1 [L153] SORT_2 init_31_arg_1 = var_5; [L154] state_30 = init_31_arg_1 [L155] SORT_2 init_33_arg_1 = var_5; [L156] state_32 = init_33_arg_1 [L157] SORT_2 init_35_arg_1 = var_5; [L158] state_34 = init_35_arg_1 [L159] SORT_2 init_37_arg_1 = var_5; [L160] state_36 = init_37_arg_1 [L161] SORT_1 init_40_arg_1 = var_38; [L162] state_39 = init_40_arg_1 [L163] SORT_1 init_42_arg_1 = var_38; [L164] state_41 = init_42_arg_1 [L165] SORT_1 init_44_arg_1 = var_38; [L166] state_43 = init_44_arg_1 [L167] SORT_1 init_46_arg_1 = var_38; [L168] state_45 = init_46_arg_1 [L169] SORT_1 init_48_arg_1 = var_38; [L170] state_47 = init_48_arg_1 [L171] SORT_1 init_50_arg_1 = var_38; [L172] state_49 = init_50_arg_1 [L173] SORT_1 init_52_arg_1 = var_38; [L174] state_51 = init_52_arg_1 [L175] SORT_1 init_54_arg_1 = var_38; [L176] state_53 = init_54_arg_1 [L177] SORT_1 init_56_arg_1 = var_38; [L178] state_55 = init_56_arg_1 [L179] SORT_1 init_58_arg_1 = var_38; [L180] state_57 = init_58_arg_1 [L181] SORT_1 init_60_arg_1 = var_38; [L182] state_59 = init_60_arg_1 [L183] SORT_1 init_62_arg_1 = var_38; [L184] state_61 = init_62_arg_1 [L185] SORT_1 init_64_arg_1 = var_38; [L186] state_63 = init_64_arg_1 [L187] SORT_1 init_66_arg_1 = var_38; [L188] state_65 = init_66_arg_1 [L189] SORT_1 init_68_arg_1 = var_38; [L190] state_67 = init_68_arg_1 [L191] SORT_1 init_70_arg_1 = var_38; [L192] state_69 = init_70_arg_1 [L193] SORT_1 init_72_arg_1 = var_38; [L194] state_71 = init_72_arg_1 [L195] SORT_1 init_74_arg_1 = var_38; [L196] state_73 = init_74_arg_1 [L197] SORT_1 init_76_arg_1 = var_38; [L198] state_75 = init_76_arg_1 [L199] SORT_1 init_78_arg_1 = var_38; [L200] state_77 = init_78_arg_1 [L201] SORT_1 init_80_arg_1 = var_38; [L202] state_79 = init_80_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L205] input_93 = __VERIFIER_nondet_uchar() [L206] EXPR input_93 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L206] input_93 = input_93 & mask_SORT_1 [L207] input_95 = __VERIFIER_nondet_uchar() [L208] EXPR input_95 & mask_SORT_1 VAL [input_93=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L208] input_95 = input_95 & mask_SORT_1 [L209] input_97 = __VERIFIER_nondet_uchar() [L210] EXPR input_97 & mask_SORT_1 VAL [input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L210] input_97 = input_97 & mask_SORT_1 [L211] input_99 = __VERIFIER_nondet_uchar() [L212] EXPR input_99 & mask_SORT_1 VAL [input_93=0, input_95=0, input_97=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L212] input_99 = input_99 & mask_SORT_1 [L213] input_105 = __VERIFIER_nondet_uchar() [L214] EXPR input_105 & mask_SORT_1 VAL [input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L214] input_105 = input_105 & mask_SORT_1 [L215] input_108 = __VERIFIER_nondet_uchar() [L216] EXPR input_108 & mask_SORT_1 VAL [input_105=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L216] input_108 = input_108 & mask_SORT_1 [L217] input_113 = __VERIFIER_nondet_uchar() [L218] EXPR input_113 & mask_SORT_1 VAL [input_105=0, input_108=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L218] input_113 = input_113 & mask_SORT_1 [L219] input_114 = __VERIFIER_nondet_uchar() [L220] EXPR input_114 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L220] input_114 = input_114 & mask_SORT_1 [L221] input_115 = __VERIFIER_nondet_uchar() [L222] EXPR input_115 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L222] input_115 = input_115 & mask_SORT_1 [L223] input_116 = __VERIFIER_nondet_uchar() [L224] EXPR input_116 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L224] input_116 = input_116 & mask_SORT_1 [L225] input_122 = __VERIFIER_nondet_uchar() [L226] EXPR input_122 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L226] input_122 = input_122 & mask_SORT_1 [L227] input_125 = __VERIFIER_nondet_uchar() [L228] EXPR input_125 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L228] input_125 = input_125 & mask_SORT_1 [L229] input_130 = __VERIFIER_nondet_uchar() [L230] EXPR input_130 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L230] input_130 = input_130 & mask_SORT_1 [L231] input_131 = __VERIFIER_nondet_uchar() [L232] EXPR input_131 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L232] input_131 = input_131 & mask_SORT_1 [L233] input_132 = __VERIFIER_nondet_uchar() [L234] EXPR input_132 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L234] input_132 = input_132 & mask_SORT_1 [L235] input_133 = __VERIFIER_nondet_uchar() [L236] EXPR input_133 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L236] input_133 = input_133 & mask_SORT_1 [L237] input_139 = __VERIFIER_nondet_uchar() [L238] EXPR input_139 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L238] input_139 = input_139 & mask_SORT_1 [L239] input_142 = __VERIFIER_nondet_uchar() [L240] EXPR input_142 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L240] input_142 = input_142 & mask_SORT_1 [L241] input_147 = __VERIFIER_nondet_uchar() [L242] EXPR input_147 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L242] input_147 = input_147 & mask_SORT_1 [L243] input_148 = __VERIFIER_nondet_uchar() [L244] EXPR input_148 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L244] input_148 = input_148 & mask_SORT_1 [L245] input_149 = __VERIFIER_nondet_uchar() [L246] EXPR input_149 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L246] input_149 = input_149 & mask_SORT_1 [L247] input_150 = __VERIFIER_nondet_uchar() [L248] EXPR input_150 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L248] input_150 = input_150 & mask_SORT_1 [L249] input_156 = __VERIFIER_nondet_uchar() [L250] EXPR input_156 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L250] input_156 = input_156 & mask_SORT_1 [L251] input_159 = __VERIFIER_nondet_uchar() [L252] EXPR input_159 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L252] input_159 = input_159 & mask_SORT_1 [L253] input_164 = __VERIFIER_nondet_uchar() [L254] EXPR input_164 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L254] input_164 = input_164 & mask_SORT_1 [L255] input_171 = __VERIFIER_nondet_uchar() [L256] EXPR input_171 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L256] input_171 = input_171 & mask_SORT_1 [L257] input_178 = __VERIFIER_nondet_uchar() [L258] EXPR input_178 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L258] input_178 = input_178 & mask_SORT_1 [L259] input_185 = __VERIFIER_nondet_uchar() [L260] EXPR input_185 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L260] input_185 = input_185 & mask_SORT_1 [L261] input_192 = __VERIFIER_nondet_uchar() [L262] input_200 = __VERIFIER_nondet_uchar() [L263] input_213 = __VERIFIER_nondet_uchar() [L264] input_221 = __VERIFIER_nondet_uchar() [L265] input_234 = __VERIFIER_nondet_uchar() [L266] input_242 = __VERIFIER_nondet_uchar() [L267] input_255 = __VERIFIER_nondet_uchar() [L268] input_263 = __VERIFIER_nondet_uchar() [L271] SORT_1 var_83_arg_0 = ~state_41; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_83_arg_0=-1, var_94=2, var_96=1, var_98=0] [L272] EXPR var_83_arg_0 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L272] var_83_arg_0 = var_83_arg_0 & mask_SORT_1 [L273] SORT_4 var_83_arg_1 = var_81; [L274] SORT_4 var_83_arg_2 = var_82; [L275] SORT_4 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L276] SORT_1 var_84_arg_0 = state_47; [L277] SORT_4 var_84_arg_1 = var_81; [L278] SORT_4 var_84_arg_2 = var_82; [L279] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L280] SORT_4 var_85_arg_0 = var_83; [L281] SORT_4 var_85_arg_1 = var_84; [L282] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L283] SORT_1 var_86_arg_0 = state_53; [L284] SORT_4 var_86_arg_1 = var_81; [L285] SORT_4 var_86_arg_2 = var_82; [L286] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L287] SORT_4 var_87_arg_0 = var_85; [L288] SORT_4 var_87_arg_1 = var_86; [L289] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L290] SORT_1 var_88_arg_0 = state_59; [L291] SORT_4 var_88_arg_1 = var_81; [L292] SORT_4 var_88_arg_2 = var_82; [L293] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L294] SORT_4 var_89_arg_0 = var_87; [L295] SORT_4 var_89_arg_1 = var_88; [L296] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_89=0, var_94=2, var_96=1, var_98=0] [L297] EXPR var_89 & mask_SORT_4 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L297] var_89 = var_89 & mask_SORT_4 [L298] SORT_4 var_90_arg_0 = var_89; [L299] SORT_4 var_90_arg_1 = var_81; [L300] SORT_1 var_90 = var_90_arg_0 <= var_90_arg_1; [L301] SORT_1 var_91_arg_0 = ~state_79; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_90=1, var_91_arg_0=-1, var_94=2, var_96=1, var_98=0] [L302] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_90=1, var_94=2, var_96=1, var_98=0] [L302] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L303] SORT_1 var_91_arg_1 = ~var_90; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_91_arg_0=1, var_91_arg_1=-2, var_94=2, var_96=1, var_98=0] [L304] EXPR var_91_arg_1 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_91_arg_0=1, var_94=2, var_96=1, var_98=0] [L304] var_91_arg_1 = var_91_arg_1 & mask_SORT_1 [L305] EXPR var_91_arg_0 & var_91_arg_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L305] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L306] EXPR var_91 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L306] var_91 = var_91 & mask_SORT_1 [L307] SORT_1 bad_92_arg_0 = var_91; [L308] CALL __VERIFIER_assert(!(bad_92_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2979 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.5s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12255 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12255 mSDsluCounter, 91867 SdHoareTripleChecker+Invalid, 7.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 64230 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14819 IncrementalHoareTripleChecker+Invalid, 14823 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 27637 mSDtfsCounter, 14819 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3124occurred in iteration=7, 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: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 4936 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1203 NumberOfCodeBlocks, 1203 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1042 ConstructedInterpolants, 0 QuantifiedInterpolants, 3568 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 [2024-10-24 04:17:52,864 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/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.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 e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 04:17:55,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 04:17:55,430 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-24 04:17:55,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 04:17:55,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 04:17:55,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 04:17:55,470 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 04:17:55,471 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 04:17:55,471 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 04:17:55,472 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 04:17:55,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 04:17:55,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 04:17:55,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 04:17:55,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 04:17:55,474 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 04:17:55,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 04:17:55,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 04:17:55,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 04:17:55,475 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 04:17:55,475 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 04:17:55,476 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 04:17:55,479 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 04:17:55,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 04:17:55,480 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 04:17:55,480 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 04:17:55,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 04:17:55,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 04:17:55,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 04:17:55,481 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 04:17:55,481 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 04:17:55,482 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 04:17:55,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:17:55,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 04:17:55,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 04:17:55,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 04:17:55,484 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 04:17:55,485 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 04:17:55,485 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 04:17:55,485 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 04:17:55,486 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 04:17:55,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 04:17:55,487 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 04:17:55,487 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 [2024-10-24 04:17:55,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 04:17:55,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 04:17:55,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 04:17:55,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 04:17:55,864 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 04:17:55,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-10-24 04:17:57,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 04:17:57,752 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 04:17:57,753 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-10-24 04:17:57,786 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577422922/9d3241fa51f44220807275546c21316a/FLAG22d73bd98 [2024-10-24 04:17:57,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/577422922/9d3241fa51f44220807275546c21316a [2024-10-24 04:17:57,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 04:17:57,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 04:17:57,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 04:17:57,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 04:17:58,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 04:17:58,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:17:57" (1/1) ... [2024-10-24 04:17:58,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b2a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58, skipping insertion in model container [2024-10-24 04:17:58,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:17:57" (1/1) ... [2024-10-24 04:17:58,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 04:17:58,315 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-10-24 04:17:58,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:17:58,700 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 04:17:58,711 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-10-24 04:17:58,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:17:58,873 INFO L204 MainTranslator]: Completed translation [2024-10-24 04:17:58,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58 WrapperNode [2024-10-24 04:17:58,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 04:17:58,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 04:17:58,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 04:17:58,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 04:17:58,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:58,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,101 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2375 [2024-10-24 04:17:59,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 04:17:59,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 04:17:59,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 04:17:59,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 04:17:59,114 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,139 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,189 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]. [2024-10-24 04:17:59,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,278 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 04:17:59,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 04:17:59,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 04:17:59,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 04:17:59,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (1/1) ... [2024-10-24 04:17:59,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:17:59,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 04:17:59,357 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) [2024-10-24 04:17:59,364 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 [2024-10-24 04:17:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 04:17:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 04:17:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 04:17:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 04:17:59,797 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 04:17:59,799 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 04:18:02,134 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-10-24 04:18:02,134 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 04:18:02,235 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 04:18:02,236 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 04:18:02,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:18:02 BoogieIcfgContainer [2024-10-24 04:18:02,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 04:18:02,238 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 04:18:02,239 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 04:18:02,242 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 04:18:02,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:17:57" (1/3) ... [2024-10-24 04:18:02,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2586be9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:18:02, skipping insertion in model container [2024-10-24 04:18:02,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:17:58" (2/3) ... [2024-10-24 04:18:02,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2586be9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:18:02, skipping insertion in model container [2024-10-24 04:18:02,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:18:02" (3/3) ... [2024-10-24 04:18:02,245 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-10-24 04:18:02,264 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 04:18:02,265 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 04:18:02,350 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 04:18:02,356 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;@6cbae792, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 04:18:02,356 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 04:18:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:18:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-24 04:18:02,364 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:18:02,365 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-24 04:18:02,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:18:02,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:18:02,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-24 04:18:02,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 04:18:02,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [453838158] [2024-10-24 04:18:02,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:18:02,381 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 [2024-10-24 04:18:02,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 04:18:02,398 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) [2024-10-24 04:18:02,401 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 [2024-10-24 04:18:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:18:02,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-10-24 04:18:02,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 04:18:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:18:03,319 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 04:18:03,320 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 04:18:03,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [453838158] [2024-10-24 04:18:03,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [453838158] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:18:03,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:18:03,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 04:18:03,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985015944] [2024-10-24 04:18:03,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:18:03,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:18:03,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 04:18:03,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:18:03,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:18:03,361 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:18:03,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:18:03,620 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-10-24 04:18:03,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:18:03,623 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-24 04:18:03,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:18:03,630 INFO L225 Difference]: With dead ends: 15 [2024-10-24 04:18:03,630 INFO L226 Difference]: Without dead ends: 9 [2024-10-24 04:18:03,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:18:03,636 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 04:18:03,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 04:18:03,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-10-24 04:18:03,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-24 04:18:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:18:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-24 04:18:03,665 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-24 04:18:03,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:18:03,665 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-24 04:18:03,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:18:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-24 04:18:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-24 04:18:03,666 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:18:03,666 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-24 04:18:03,674 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-10-24 04:18:03,868 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 [2024-10-24 04:18:03,869 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:18:03,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:18:03,870 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-24 04:18:03,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 04:18:03,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [577906390] [2024-10-24 04:18:03,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:18:03,872 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 [2024-10-24 04:18:03,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 04:18:03,875 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) [2024-10-24 04:18:03,876 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 [2024-10-24 04:18:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:18:04,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-10-24 04:18:04,663 INFO L278 TraceCheckSpWp]: Computing forward predicates...