./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.mcs.4.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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.mcs.4.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 6862510c5698390d5bd831ffe42cda75e26815219c14438cdf15dc29b272b4ee --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 23:06:21,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 23:06:21,177 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-12 23:06:21,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 23:06:21,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 23:06:21,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 23:06:21,215 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 23:06:21,215 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 23:06:21,216 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 23:06:21,217 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 23:06:21,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 23:06:21,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 23:06:21,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 23:06:21,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 23:06:21,221 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 23:06:21,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 23:06:21,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 23:06:21,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 23:06:21,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 23:06:21,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 23:06:21,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 23:06:21,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 23:06:21,224 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 23:06:21,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 23:06:21,227 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 23:06:21,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 23:06:21,228 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 23:06:21,228 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 23:06:21,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 23:06:21,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:06:21,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 23:06:21,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 23:06:21,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 23:06:21,229 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 23:06:21,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 23:06:21,230 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 23:06:21,230 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 23:06:21,230 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 23:06:21,231 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 23:06:21,231 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6862510c5698390d5bd831ffe42cda75e26815219c14438cdf15dc29b272b4ee [2024-10-12 23:06:21,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 23:06:21,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 23:06:21,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 23:06:21,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 23:06:21,499 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 23:06:21,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.4.prop1-func-interl.c [2024-10-12 23:06:22,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 23:06:23,320 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 23:06:23,321 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.4.prop1-func-interl.c [2024-10-12 23:06:23,349 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dddb587/93076f3da5e34756bed7c3c894db089d/FLAGade57fd3d [2024-10-12 23:06:23,367 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dddb587/93076f3da5e34756bed7c3c894db089d [2024-10-12 23:06:23,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 23:06:23,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 23:06:23,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 23:06:23,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 23:06:23,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 23:06:23,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:06:23" (1/1) ... [2024-10-12 23:06:23,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b700808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:23, skipping insertion in model container [2024-10-12 23:06:23,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:06:23" (1/1) ... [2024-10-12 23:06:23,476 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 23:06:23,732 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.mcs.4.prop1-func-interl.c[1170,1183] [2024-10-12 23:06:24,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:06:24,184 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 23:06:24,196 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.mcs.4.prop1-func-interl.c[1170,1183] [2024-10-12 23:06:24,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:06:24,471 INFO L204 MainTranslator]: Completed translation [2024-10-12 23:06:24,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24 WrapperNode [2024-10-12 23:06:24,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 23:06:24,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 23:06:24,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 23:06:24,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 23:06:24,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:24,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:25,916 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10325 [2024-10-12 23:06:25,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 23:06:25,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 23:06:25,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 23:06:25,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 23:06:25,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:25,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:26,362 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:26,630 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]. [2024-10-12 23:06:26,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:26,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:27,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:27,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:27,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:27,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:27,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 23:06:27,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 23:06:27,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 23:06:27,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 23:06:27,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (1/1) ... [2024-10-12 23:06:27,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:06:27,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 23:06:27,719 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) [2024-10-12 23:06:27,721 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 [2024-10-12 23:06:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 23:06:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 23:06:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 23:06:27,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 23:06:28,293 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 23:06:28,295 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 23:06:40,265 INFO L? ?]: Removed 5832 outVars from TransFormulas that were not future-live. [2024-10-12 23:06:40,266 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 23:06:40,480 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 23:06:40,480 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 23:06:40,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:06:40 BoogieIcfgContainer [2024-10-12 23:06:40,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 23:06:40,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 23:06:40,486 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 23:06:40,489 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 23:06:40,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:06:23" (1/3) ... [2024-10-12 23:06:40,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692dbb20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:06:40, skipping insertion in model container [2024-10-12 23:06:40,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:24" (2/3) ... [2024-10-12 23:06:40,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@692dbb20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:06:40, skipping insertion in model container [2024-10-12 23:06:40,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:06:40" (3/3) ... [2024-10-12 23:06:40,492 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.4.prop1-func-interl.c [2024-10-12 23:06:40,508 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 23:06:40,508 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 23:06:40,653 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 23:06:40,662 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;@394933a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 23:06:40,662 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 23:06:40,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 3645 states, 3643 states have (on average 1.5015097447158936) internal successors, (5470), 3644 states have internal predecessors, (5470), 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) [2024-10-12 23:06:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-10-12 23:06:40,692 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:40,693 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:40,693 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:40,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:40,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2117829228, now seen corresponding path program 1 times [2024-10-12 23:06:40,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:40,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89825447] [2024-10-12 23:06:40,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:40,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:06:41,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:06:41,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:06:41,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89825447] [2024-10-12 23:06:41,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89825447] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:06:41,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:06:41,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:06:41,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883492523] [2024-10-12 23:06:41,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:06:41,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:06:41,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:06:41,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:06:41,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:06:42,000 INFO L87 Difference]: Start difference. First operand has 3645 states, 3643 states have (on average 1.5015097447158936) internal successors, (5470), 3644 states have internal predecessors, (5470), 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 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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) [2024-10-12 23:06:42,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:06:42,229 INFO L93 Difference]: Finished difference Result 7074 states and 10618 transitions. [2024-10-12 23:06:42,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:06:42,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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 162 [2024-10-12 23:06:42,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:06:42,268 INFO L225 Difference]: With dead ends: 7074 [2024-10-12 23:06:42,268 INFO L226 Difference]: Without dead ends: 3646 [2024-10-12 23:06:42,282 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 [2024-10-12 23:06:42,286 INFO L432 NwaCegarLoop]: 5465 mSDtfsCounter, 0 mSDsluCounter, 10925 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16390 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:06:42,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16390 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:06:42,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3646 states. [2024-10-12 23:06:42,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3646 to 3646. [2024-10-12 23:06:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3646 states, 3645 states have (on average 1.5006858710562414) internal successors, (5470), 3645 states have internal predecessors, (5470), 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) [2024-10-12 23:06:42,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3646 states and 5470 transitions. [2024-10-12 23:06:42,449 INFO L78 Accepts]: Start accepts. Automaton has 3646 states and 5470 transitions. Word has length 162 [2024-10-12 23:06:42,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:06:42,452 INFO L471 AbstractCegarLoop]: Abstraction has 3646 states and 5470 transitions. [2024-10-12 23:06:42,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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) [2024-10-12 23:06:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3646 states and 5470 transitions. [2024-10-12 23:06:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-12 23:06:42,459 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:42,459 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:42,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 23:06:42,460 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:42,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:42,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1229892808, now seen corresponding path program 1 times [2024-10-12 23:06:42,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:42,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834723833] [2024-10-12 23:06:42,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:42,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:06:42,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:06:42,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:06:42,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834723833] [2024-10-12 23:06:42,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834723833] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:06:42,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:06:42,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:06:42,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686273265] [2024-10-12 23:06:42,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:06:42,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:06:42,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:06:42,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:06:42,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:06:42,908 INFO L87 Difference]: Start difference. First operand 3646 states and 5470 transitions. Second operand has 4 states, 4 states have (on average 40.75) internal successors, (163), 4 states have internal predecessors, (163), 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) [2024-10-12 23:06:43,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:06:43,029 INFO L93 Difference]: Finished difference Result 7077 states and 10618 transitions. [2024-10-12 23:06:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:06:43,029 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 4 states have internal predecessors, (163), 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 163 [2024-10-12 23:06:43,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:06:43,045 INFO L225 Difference]: With dead ends: 7077 [2024-10-12 23:06:43,046 INFO L226 Difference]: Without dead ends: 3648 [2024-10-12 23:06:43,052 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 [2024-10-12 23:06:43,054 INFO L432 NwaCegarLoop]: 5465 mSDtfsCounter, 0 mSDsluCounter, 10922 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16387 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 [2024-10-12 23:06:43,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16387 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:06:43,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3648 states. [2024-10-12 23:06:43,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3648 to 3648. [2024-10-12 23:06:43,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3648 states, 3647 states have (on average 1.5004112969564025) internal successors, (5472), 3647 states have internal predecessors, (5472), 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) [2024-10-12 23:06:43,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3648 states and 5472 transitions. [2024-10-12 23:06:43,128 INFO L78 Accepts]: Start accepts. Automaton has 3648 states and 5472 transitions. Word has length 163 [2024-10-12 23:06:43,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:06:43,130 INFO L471 AbstractCegarLoop]: Abstraction has 3648 states and 5472 transitions. [2024-10-12 23:06:43,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 4 states have internal predecessors, (163), 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) [2024-10-12 23:06:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 5472 transitions. [2024-10-12 23:06:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-10-12 23:06:43,133 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:43,133 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:43,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 23:06:43,134 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:43,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:43,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1625993531, now seen corresponding path program 1 times [2024-10-12 23:06:43,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:43,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944656271] [2024-10-12 23:06:43,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:43,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:06:43,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:06:43,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:06:43,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944656271] [2024-10-12 23:06:43,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944656271] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:06:43,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:06:43,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:06:43,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101854511] [2024-10-12 23:06:43,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:06:43,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:06:43,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:06:43,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:06:43,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:06:43,525 INFO L87 Difference]: Start difference. First operand 3648 states and 5472 transitions. Second operand has 4 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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) [2024-10-12 23:06:43,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:06:43,679 INFO L93 Difference]: Finished difference Result 7085 states and 10628 transitions. [2024-10-12 23:06:43,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:06:43,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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 164 [2024-10-12 23:06:43,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:06:43,695 INFO L225 Difference]: With dead ends: 7085 [2024-10-12 23:06:43,696 INFO L226 Difference]: Without dead ends: 3654 [2024-10-12 23:06:43,702 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 [2024-10-12 23:06:43,705 INFO L432 NwaCegarLoop]: 5465 mSDtfsCounter, 4 mSDsluCounter, 10916 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 16381 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 [2024-10-12 23:06:43,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 16381 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:06:43,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3654 states. [2024-10-12 23:06:43,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3654 to 3654. [2024-10-12 23:06:43,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3654 states, 3653 states have (on average 1.5001368738023542) internal successors, (5480), 3653 states have internal predecessors, (5480), 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) [2024-10-12 23:06:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3654 states and 5480 transitions. [2024-10-12 23:06:43,804 INFO L78 Accepts]: Start accepts. Automaton has 3654 states and 5480 transitions. Word has length 164 [2024-10-12 23:06:43,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:06:43,805 INFO L471 AbstractCegarLoop]: Abstraction has 3654 states and 5480 transitions. [2024-10-12 23:06:43,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 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) [2024-10-12 23:06:43,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3654 states and 5480 transitions. [2024-10-12 23:06:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-12 23:06:43,807 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:43,810 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:43,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 23:06:43,810 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:43,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:43,811 INFO L85 PathProgramCache]: Analyzing trace with hash -2107101258, now seen corresponding path program 1 times [2024-10-12 23:06:43,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:43,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063052072] [2024-10-12 23:06:43,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:06:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:06:44,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:06:44,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063052072] [2024-10-12 23:06:44,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063052072] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:06:44,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:06:44,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:06:44,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542764036] [2024-10-12 23:06:44,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:06:44,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:06:44,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:06:44,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:06:44,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:06:44,255 INFO L87 Difference]: Start difference. First operand 3654 states and 5480 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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) [2024-10-12 23:06:44,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:06:44,413 INFO L93 Difference]: Finished difference Result 7095 states and 10640 transitions. [2024-10-12 23:06:44,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:06:44,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 165 [2024-10-12 23:06:44,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:06:44,427 INFO L225 Difference]: With dead ends: 7095 [2024-10-12 23:06:44,428 INFO L226 Difference]: Without dead ends: 3658 [2024-10-12 23:06:44,434 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 [2024-10-12 23:06:44,435 INFO L432 NwaCegarLoop]: 5465 mSDtfsCounter, 0 mSDsluCounter, 16364 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 21829 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:06:44,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 21829 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:06:44,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3658 states. [2024-10-12 23:06:44,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3658 to 3654. [2024-10-12 23:06:44,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3654 states, 3653 states have (on average 1.5001368738023542) internal successors, (5480), 3653 states have internal predecessors, (5480), 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) [2024-10-12 23:06:44,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3654 states and 5480 transitions. [2024-10-12 23:06:44,505 INFO L78 Accepts]: Start accepts. Automaton has 3654 states and 5480 transitions. Word has length 165 [2024-10-12 23:06:44,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:06:44,506 INFO L471 AbstractCegarLoop]: Abstraction has 3654 states and 5480 transitions. [2024-10-12 23:06:44,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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) [2024-10-12 23:06:44,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3654 states and 5480 transitions. [2024-10-12 23:06:44,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-10-12 23:06:44,508 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:44,508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:44,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-12 23:06:44,509 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:44,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:44,509 INFO L85 PathProgramCache]: Analyzing trace with hash 13258270, now seen corresponding path program 1 times [2024-10-12 23:06:44,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:44,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214366142] [2024-10-12 23:06:44,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:44,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:06:44,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:06:44,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:06:44,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214366142] [2024-10-12 23:06:44,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214366142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:06:44,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:06:44,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:06:44,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419131588] [2024-10-12 23:06:44,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:06:44,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:06:44,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:06:44,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:06:44,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:06:44,970 INFO L87 Difference]: Start difference. First operand 3654 states and 5480 transitions. Second operand has 5 states, 5 states have (on average 33.2) internal successors, (166), 4 states have internal predecessors, (166), 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) [2024-10-12 23:06:48,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:06:48,437 INFO L93 Difference]: Finished difference Result 10512 states and 15766 transitions. [2024-10-12 23:06:48,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:06:48,438 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 4 states have internal predecessors, (166), 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 166 [2024-10-12 23:06:48,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:06:48,467 INFO L225 Difference]: With dead ends: 10512 [2024-10-12 23:06:48,467 INFO L226 Difference]: Without dead ends: 7075 [2024-10-12 23:06:48,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:06:48,476 INFO L432 NwaCegarLoop]: 4301 mSDtfsCounter, 5297 mSDsluCounter, 12741 mSDsCounter, 0 mSdLazyCounter, 4505 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5297 SdHoareTripleChecker+Valid, 17042 SdHoareTripleChecker+Invalid, 4506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-12 23:06:48,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5297 Valid, 17042 Invalid, 4506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4505 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-12 23:06:48,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7075 states. [2024-10-12 23:06:48,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7075 to 3741. [2024-10-12 23:06:48,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3741 states, 3740 states have (on average 1.4997326203208556) internal successors, (5609), 3740 states have internal predecessors, (5609), 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) [2024-10-12 23:06:48,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 3741 states and 5609 transitions. [2024-10-12 23:06:48,610 INFO L78 Accepts]: Start accepts. Automaton has 3741 states and 5609 transitions. Word has length 166 [2024-10-12 23:06:48,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:06:48,611 INFO L471 AbstractCegarLoop]: Abstraction has 3741 states and 5609 transitions. [2024-10-12 23:06:48,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 4 states have internal predecessors, (166), 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) [2024-10-12 23:06:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3741 states and 5609 transitions. [2024-10-12 23:06:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-10-12 23:06:48,614 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:48,615 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:48,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-12 23:06:48,615 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:48,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:48,616 INFO L85 PathProgramCache]: Analyzing trace with hash 644991570, now seen corresponding path program 1 times [2024-10-12 23:06:48,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:48,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200321825] [2024-10-12 23:06:48,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:48,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:06:49,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:06:49,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:06:49,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200321825] [2024-10-12 23:06:49,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200321825] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:06:49,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:06:49,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:06:49,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825411255] [2024-10-12 23:06:49,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:06:49,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:06:49,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:06:49,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:06:49,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:06:49,170 INFO L87 Difference]: Start difference. First operand 3741 states and 5609 transitions. Second operand has 5 states, 5 states have (on average 33.4) internal successors, (167), 4 states have internal predecessors, (167), 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) [2024-10-12 23:06:51,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:06:51,341 INFO L93 Difference]: Finished difference Result 7178 states and 10764 transitions. [2024-10-12 23:06:51,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:06:51,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.4) internal successors, (167), 4 states have internal predecessors, (167), 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 167 [2024-10-12 23:06:51,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:06:51,361 INFO L225 Difference]: With dead ends: 7178 [2024-10-12 23:06:51,363 INFO L226 Difference]: Without dead ends: 3741 [2024-10-12 23:06:51,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:06:51,369 INFO L432 NwaCegarLoop]: 4291 mSDtfsCounter, 5318 mSDsluCounter, 8573 mSDsCounter, 0 mSdLazyCounter, 3525 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5318 SdHoareTripleChecker+Valid, 12864 SdHoareTripleChecker+Invalid, 3526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:06:51,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5318 Valid, 12864 Invalid, 3526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3525 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-12 23:06:51,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3741 states. [2024-10-12 23:06:51,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3741 to 3741. [2024-10-12 23:06:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3741 states, 3740 states have (on average 1.4986631016042782) internal successors, (5605), 3740 states have internal predecessors, (5605), 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) [2024-10-12 23:06:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 3741 states and 5605 transitions. [2024-10-12 23:06:51,438 INFO L78 Accepts]: Start accepts. Automaton has 3741 states and 5605 transitions. Word has length 167 [2024-10-12 23:06:51,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:06:51,439 INFO L471 AbstractCegarLoop]: Abstraction has 3741 states and 5605 transitions. [2024-10-12 23:06:51,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.4) internal successors, (167), 4 states have internal predecessors, (167), 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) [2024-10-12 23:06:51,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3741 states and 5605 transitions. [2024-10-12 23:06:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-10-12 23:06:51,444 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:06:51,444 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:51,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-12 23:06:51,444 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:06:51,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:06:51,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1160750497, now seen corresponding path program 1 times [2024-10-12 23:06:51,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:06:51,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390285585] [2024-10-12 23:06:51,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:06:51,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:06:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 23:06:51,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 23:06:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 23:06:51,820 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 23:06:51,820 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-12 23:06:51,822 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-12 23:06:51,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-12 23:06:51,826 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:06:51,956 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-12 23:06:51,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 11:06:51 BoogieIcfgContainer [2024-10-12 23:06:51,960 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-12 23:06:51,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 23:06:51,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 23:06:51,961 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 23:06:51,961 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:06:40" (3/4) ... [2024-10-12 23:06:51,963 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 23:06:51,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 23:06:51,965 INFO L158 Benchmark]: Toolchain (without parser) took 28591.66ms. Allocated memory was 161.5MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 85.9MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 324.2MB. Max. memory is 16.1GB. [2024-10-12 23:06:51,965 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 23:06:51,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1096.45ms. Allocated memory is still 161.5MB. Free memory was 85.8MB in the beginning and 71.3MB in the end (delta: 14.4MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2024-10-12 23:06:51,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 1444.31ms. Allocated memory was 161.5MB in the beginning and 673.2MB in the end (delta: 511.7MB). Free memory was 71.3MB in the beginning and 446.7MB in the end (delta: -375.4MB). Peak memory consumption was 210.8MB. Max. memory is 16.1GB. [2024-10-12 23:06:51,966 INFO L158 Benchmark]: Boogie Preprocessor took 1767.03ms. Allocated memory is still 673.2MB. Free memory was 446.7MB in the beginning and 373.3MB in the end (delta: 73.4MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. [2024-10-12 23:06:51,966 INFO L158 Benchmark]: RCFGBuilder took 12796.33ms. Allocated memory was 673.2MB in the beginning and 3.0GB in the end (delta: 2.3GB). Free memory was 373.3MB in the beginning and 2.2GB in the end (delta: -1.8GB). Peak memory consumption was 509.3MB. Max. memory is 16.1GB. [2024-10-12 23:06:51,967 INFO L158 Benchmark]: TraceAbstraction took 11474.29ms. Allocated memory is still 3.0GB. Free memory was 2.2GB in the beginning and 2.6GB in the end (delta: -396.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-10-12 23:06:51,967 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 3.0GB. Free memory is still 2.6GB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 23:06:51,969 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1096.45ms. Allocated memory is still 161.5MB. Free memory was 85.8MB in the beginning and 71.3MB in the end (delta: 14.4MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1444.31ms. Allocated memory was 161.5MB in the beginning and 673.2MB in the end (delta: 511.7MB). Free memory was 71.3MB in the beginning and 446.7MB in the end (delta: -375.4MB). Peak memory consumption was 210.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1767.03ms. Allocated memory is still 673.2MB. Free memory was 446.7MB in the beginning and 373.3MB in the end (delta: 73.4MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. * RCFGBuilder took 12796.33ms. Allocated memory was 673.2MB in the beginning and 3.0GB in the end (delta: 2.3GB). Free memory was 373.3MB in the beginning and 2.2GB in the end (delta: -1.8GB). Peak memory consumption was 509.3MB. Max. memory is 16.1GB. * TraceAbstraction took 11474.29ms. Allocated memory is still 3.0GB. Free memory was 2.2GB in the beginning and 2.6GB in the end (delta: -396.4MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 3.0GB. Free memory is still 2.6GB. 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 369. 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 - 32); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L35] const SORT_2 var_4 = 0; [L36] const SORT_1 var_31 = 0; [L37] const SORT_3 var_114 = 1; [L38] const SORT_3 var_115 = 0; [L39] const SORT_2 var_126 = 255; [L40] const SORT_2 var_128 = 0; [L41] const SORT_2 var_136 = 1; [L42] const SORT_2 var_144 = 2; [L43] const SORT_2 var_152 = 3; [L45] SORT_1 input_127; [L46] SORT_1 input_129; [L47] SORT_1 input_135; [L48] SORT_1 input_137; [L49] SORT_1 input_143; [L50] SORT_1 input_145; [L51] SORT_1 input_151; [L52] SORT_1 input_153; [L53] SORT_1 input_159; [L54] SORT_1 input_162; [L55] SORT_1 input_165; [L56] SORT_1 input_168; [L57] SORT_1 input_171; [L58] SORT_1 input_184; [L59] SORT_1 input_197; [L60] SORT_1 input_210; [L61] SORT_1 input_223; [L62] SORT_1 input_224; [L63] SORT_1 input_225; [L64] SORT_1 input_226; [L65] SORT_1 input_227; [L66] SORT_1 input_228; [L67] SORT_1 input_229; [L68] SORT_1 input_230; [L69] SORT_1 input_258; [L70] SORT_1 input_260; [L71] SORT_1 input_270; [L72] SORT_1 input_275; [L73] SORT_1 input_277; [L74] SORT_1 input_282; [L75] SORT_1 input_286; [L76] SORT_1 input_301; [L77] SORT_1 input_303; [L78] SORT_1 input_313; [L79] SORT_1 input_318; [L80] SORT_1 input_320; [L81] SORT_1 input_325; [L82] SORT_1 input_329; [L83] SORT_1 input_344; [L84] SORT_1 input_346; [L85] SORT_1 input_356; [L86] SORT_1 input_361; [L87] SORT_1 input_363; [L88] SORT_1 input_368; [L89] SORT_1 input_372; [L90] SORT_1 input_387; [L91] SORT_1 input_389; [L92] SORT_1 input_399; [L93] SORT_1 input_404; [L94] SORT_1 input_406; [L95] SORT_1 input_411; [L96] SORT_1 input_415; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L98] SORT_2 state_5 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L99] SORT_2 state_7 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L100] SORT_2 state_9 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L101] SORT_2 state_11 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L102] SORT_2 state_13 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L103] SORT_2 state_15 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L104] SORT_2 state_17 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L105] SORT_2 state_19 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L106] SORT_2 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L107] SORT_2 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L108] SORT_2 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L109] SORT_2 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L110] SORT_2 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L111] SORT_1 state_32 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L112] SORT_1 state_34 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L113] SORT_1 state_36 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L114] SORT_1 state_38 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L115] SORT_1 state_40 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L116] SORT_1 state_42 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L117] SORT_1 state_44 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L118] SORT_1 state_46 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L119] SORT_1 state_48 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L120] SORT_1 state_50 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L121] SORT_1 state_52 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L122] SORT_1 state_54 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L123] SORT_1 state_56 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L124] SORT_1 state_58 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L125] SORT_1 state_60 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L126] SORT_1 state_62 = __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_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L127] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L128] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L129] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L130] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L131] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L132] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L133] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L134] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L135] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L136] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L137] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L138] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L139] SORT_1 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L140] SORT_1 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L141] SORT_1 state_92 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L142] SORT_1 state_94 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L143] SORT_1 state_96 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L144] SORT_1 state_98 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L145] SORT_1 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L146] SORT_1 state_102 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L147] SORT_1 state_104 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L148] SORT_1 state_106 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L149] SORT_1 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L150] SORT_1 state_110 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3, var_31=0, var_4=0] [L151] SORT_1 state_112 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] SORT_2 init_6_arg_1 = var_4; [L154] state_5 = init_6_arg_1 [L155] SORT_2 init_8_arg_1 = var_4; [L156] state_7 = init_8_arg_1 [L157] SORT_2 init_10_arg_1 = var_4; [L158] state_9 = init_10_arg_1 [L159] SORT_2 init_12_arg_1 = var_4; [L160] state_11 = init_12_arg_1 [L161] SORT_2 init_14_arg_1 = var_4; [L162] state_13 = init_14_arg_1 [L163] SORT_2 init_16_arg_1 = var_4; [L164] state_15 = init_16_arg_1 [L165] SORT_2 init_18_arg_1 = var_4; [L166] state_17 = init_18_arg_1 [L167] SORT_2 init_20_arg_1 = var_4; [L168] state_19 = init_20_arg_1 [L169] SORT_2 init_22_arg_1 = var_4; [L170] state_21 = init_22_arg_1 [L171] SORT_2 init_24_arg_1 = var_4; [L172] state_23 = init_24_arg_1 [L173] SORT_2 init_26_arg_1 = var_4; [L174] state_25 = init_26_arg_1 [L175] SORT_2 init_28_arg_1 = var_4; [L176] state_27 = init_28_arg_1 [L177] SORT_2 init_30_arg_1 = var_4; [L178] state_29 = init_30_arg_1 [L179] SORT_1 init_33_arg_1 = var_31; [L180] state_32 = init_33_arg_1 [L181] SORT_1 init_35_arg_1 = var_31; [L182] state_34 = init_35_arg_1 [L183] SORT_1 init_37_arg_1 = var_31; [L184] state_36 = init_37_arg_1 [L185] SORT_1 init_39_arg_1 = var_31; [L186] state_38 = init_39_arg_1 [L187] SORT_1 init_41_arg_1 = var_31; [L188] state_40 = init_41_arg_1 [L189] SORT_1 init_43_arg_1 = var_31; [L190] state_42 = init_43_arg_1 [L191] SORT_1 init_45_arg_1 = var_31; [L192] state_44 = init_45_arg_1 [L193] SORT_1 init_47_arg_1 = var_31; [L194] state_46 = init_47_arg_1 [L195] SORT_1 init_49_arg_1 = var_31; [L196] state_48 = init_49_arg_1 [L197] SORT_1 init_51_arg_1 = var_31; [L198] state_50 = init_51_arg_1 [L199] SORT_1 init_53_arg_1 = var_31; [L200] state_52 = init_53_arg_1 [L201] SORT_1 init_55_arg_1 = var_31; [L202] state_54 = init_55_arg_1 [L203] SORT_1 init_57_arg_1 = var_31; [L204] state_56 = init_57_arg_1 [L205] SORT_1 init_59_arg_1 = var_31; [L206] state_58 = init_59_arg_1 [L207] SORT_1 init_61_arg_1 = var_31; [L208] state_60 = init_61_arg_1 [L209] SORT_1 init_63_arg_1 = var_31; [L210] state_62 = init_63_arg_1 [L211] SORT_1 init_65_arg_1 = var_31; [L212] state_64 = init_65_arg_1 [L213] SORT_1 init_67_arg_1 = var_31; [L214] state_66 = init_67_arg_1 [L215] SORT_1 init_69_arg_1 = var_31; [L216] state_68 = init_69_arg_1 [L217] SORT_1 init_71_arg_1 = var_31; [L218] state_70 = init_71_arg_1 [L219] SORT_1 init_73_arg_1 = var_31; [L220] state_72 = init_73_arg_1 [L221] SORT_1 init_75_arg_1 = var_31; [L222] state_74 = init_75_arg_1 [L223] SORT_1 init_77_arg_1 = var_31; [L224] state_76 = init_77_arg_1 [L225] SORT_1 init_79_arg_1 = var_31; [L226] state_78 = init_79_arg_1 [L227] SORT_1 init_81_arg_1 = var_31; [L228] state_80 = init_81_arg_1 [L229] SORT_1 init_83_arg_1 = var_31; [L230] state_82 = init_83_arg_1 [L231] SORT_1 init_85_arg_1 = var_31; [L232] state_84 = init_85_arg_1 [L233] SORT_1 init_87_arg_1 = var_31; [L234] state_86 = init_87_arg_1 [L235] SORT_1 init_89_arg_1 = var_31; [L236] state_88 = init_89_arg_1 [L237] SORT_1 init_91_arg_1 = var_31; [L238] state_90 = init_91_arg_1 [L239] SORT_1 init_93_arg_1 = var_31; [L240] state_92 = init_93_arg_1 [L241] SORT_1 init_95_arg_1 = var_31; [L242] state_94 = init_95_arg_1 [L243] SORT_1 init_97_arg_1 = var_31; [L244] state_96 = init_97_arg_1 [L245] SORT_1 init_99_arg_1 = var_31; [L246] state_98 = init_99_arg_1 [L247] SORT_1 init_101_arg_1 = var_31; [L248] state_100 = init_101_arg_1 [L249] SORT_1 init_103_arg_1 = var_31; [L250] state_102 = init_103_arg_1 [L251] SORT_1 init_105_arg_1 = var_31; [L252] state_104 = init_105_arg_1 [L253] SORT_1 init_107_arg_1 = var_31; [L254] state_106 = init_107_arg_1 [L255] SORT_1 init_109_arg_1 = var_31; [L256] state_108 = init_109_arg_1 [L257] SORT_1 init_111_arg_1 = var_31; [L258] state_110 = init_111_arg_1 [L259] SORT_1 init_113_arg_1 = var_31; [L260] state_112 = init_113_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L263] input_127 = __VERIFIER_nondet_uchar() [L264] EXPR input_127 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L264] input_127 = input_127 & mask_SORT_1 [L265] input_129 = __VERIFIER_nondet_uchar() [L266] EXPR input_129 & mask_SORT_1 VAL [input_127=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L266] input_129 = input_129 & mask_SORT_1 [L267] input_135 = __VERIFIER_nondet_uchar() [L268] EXPR input_135 & mask_SORT_1 VAL [input_127=0, input_129=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L268] input_135 = input_135 & mask_SORT_1 [L269] input_137 = __VERIFIER_nondet_uchar() [L270] EXPR input_137 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L270] input_137 = input_137 & mask_SORT_1 [L271] input_143 = __VERIFIER_nondet_uchar() [L272] EXPR input_143 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L272] input_143 = input_143 & mask_SORT_1 [L273] input_145 = __VERIFIER_nondet_uchar() [L274] EXPR input_145 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L274] input_145 = input_145 & mask_SORT_1 [L275] input_151 = __VERIFIER_nondet_uchar() [L276] EXPR input_151 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L276] input_151 = input_151 & mask_SORT_1 [L277] input_153 = __VERIFIER_nondet_uchar() [L278] EXPR input_153 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L278] input_153 = input_153 & mask_SORT_1 [L279] input_159 = __VERIFIER_nondet_uchar() [L280] input_162 = __VERIFIER_nondet_uchar() [L281] input_165 = __VERIFIER_nondet_uchar() [L282] input_168 = __VERIFIER_nondet_uchar() [L283] input_171 = __VERIFIER_nondet_uchar() [L284] EXPR input_171 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L284] input_171 = input_171 & mask_SORT_1 [L285] input_184 = __VERIFIER_nondet_uchar() [L286] EXPR input_184 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L286] input_184 = input_184 & mask_SORT_1 [L287] input_197 = __VERIFIER_nondet_uchar() [L288] EXPR input_197 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L288] input_197 = input_197 & mask_SORT_1 [L289] input_210 = __VERIFIER_nondet_uchar() [L290] EXPR input_210 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L290] input_210 = input_210 & mask_SORT_1 [L291] input_223 = __VERIFIER_nondet_uchar() [L292] EXPR input_223 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L292] input_223 = input_223 & mask_SORT_1 [L293] input_224 = __VERIFIER_nondet_uchar() [L294] EXPR input_224 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L294] input_224 = input_224 & mask_SORT_1 [L295] input_225 = __VERIFIER_nondet_uchar() [L296] EXPR input_225 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L296] input_225 = input_225 & mask_SORT_1 [L297] input_226 = __VERIFIER_nondet_uchar() [L298] EXPR input_226 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L298] input_226 = input_226 & mask_SORT_1 [L299] input_227 = __VERIFIER_nondet_uchar() [L300] EXPR input_227 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L300] input_227 = input_227 & mask_SORT_1 [L301] input_228 = __VERIFIER_nondet_uchar() [L302] EXPR input_228 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L302] input_228 = input_228 & mask_SORT_1 [L303] input_229 = __VERIFIER_nondet_uchar() [L304] EXPR input_229 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L304] input_229 = input_229 & mask_SORT_1 [L305] input_230 = __VERIFIER_nondet_uchar() [L306] EXPR input_230 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L306] input_230 = input_230 & mask_SORT_1 [L307] input_258 = __VERIFIER_nondet_uchar() [L308] input_260 = __VERIFIER_nondet_uchar() [L309] input_270 = __VERIFIER_nondet_uchar() [L310] input_275 = __VERIFIER_nondet_uchar() [L311] input_277 = __VERIFIER_nondet_uchar() [L312] input_282 = __VERIFIER_nondet_uchar() [L313] input_286 = __VERIFIER_nondet_uchar() [L314] input_301 = __VERIFIER_nondet_uchar() [L315] input_303 = __VERIFIER_nondet_uchar() [L316] input_313 = __VERIFIER_nondet_uchar() [L317] input_318 = __VERIFIER_nondet_uchar() [L318] input_320 = __VERIFIER_nondet_uchar() [L319] input_325 = __VERIFIER_nondet_uchar() [L320] input_329 = __VERIFIER_nondet_uchar() [L321] input_344 = __VERIFIER_nondet_uchar() [L322] input_346 = __VERIFIER_nondet_uchar() [L323] input_356 = __VERIFIER_nondet_uchar() [L324] input_361 = __VERIFIER_nondet_uchar() [L325] input_363 = __VERIFIER_nondet_uchar() [L326] input_368 = __VERIFIER_nondet_uchar() [L327] input_372 = __VERIFIER_nondet_uchar() [L328] input_387 = __VERIFIER_nondet_uchar() [L329] input_389 = __VERIFIER_nondet_uchar() [L330] input_399 = __VERIFIER_nondet_uchar() [L331] input_404 = __VERIFIER_nondet_uchar() [L332] input_406 = __VERIFIER_nondet_uchar() [L333] input_411 = __VERIFIER_nondet_uchar() [L334] input_415 = __VERIFIER_nondet_uchar() [L337] SORT_1 var_116_arg_0 = state_44; [L338] SORT_3 var_116_arg_1 = var_114; [L339] SORT_3 var_116_arg_2 = var_115; [L340] SORT_3 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L341] SORT_1 var_117_arg_0 = state_64; [L342] SORT_3 var_117_arg_1 = var_114; [L343] SORT_3 var_117_arg_2 = var_115; [L344] SORT_3 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L345] SORT_3 var_118_arg_0 = var_116; [L346] SORT_3 var_118_arg_1 = var_117; [L347] SORT_3 var_118 = var_118_arg_0 + var_118_arg_1; [L348] SORT_1 var_119_arg_0 = state_84; [L349] SORT_3 var_119_arg_1 = var_114; [L350] SORT_3 var_119_arg_2 = var_115; [L351] SORT_3 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L352] SORT_3 var_120_arg_0 = var_118; [L353] SORT_3 var_120_arg_1 = var_119; [L354] SORT_3 var_120 = var_120_arg_0 + var_120_arg_1; [L355] SORT_1 var_121_arg_0 = state_104; [L356] SORT_3 var_121_arg_1 = var_114; [L357] SORT_3 var_121_arg_2 = var_115; [L358] SORT_3 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L359] SORT_3 var_122_arg_0 = var_120; [L360] SORT_3 var_122_arg_1 = var_121; [L361] SORT_3 var_122 = var_122_arg_0 + var_122_arg_1; VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_122=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L362] EXPR var_122 & mask_SORT_3 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L362] var_122 = var_122 & mask_SORT_3 [L363] SORT_3 var_123_arg_0 = var_122; [L364] SORT_3 var_123_arg_1 = var_114; [L365] SORT_1 var_123 = var_123_arg_0 <= var_123_arg_1; [L366] SORT_1 var_124_arg_0 = ~state_112; VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_123=1, var_124_arg_0=-1, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L367] EXPR var_124_arg_0 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_123=1, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L367] var_124_arg_0 = var_124_arg_0 & mask_SORT_1 [L368] SORT_1 var_124_arg_1 = ~var_123; VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_124_arg_0=1, var_124_arg_1=-2, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L369] EXPR var_124_arg_1 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_124_arg_0=1, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L369] var_124_arg_1 = var_124_arg_1 & mask_SORT_1 [L370] EXPR var_124_arg_0 & var_124_arg_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L370] SORT_1 var_124 = var_124_arg_0 & var_124_arg_1; [L371] EXPR var_124 & mask_SORT_1 VAL [input_127=0, input_129=0, input_135=0, input_137=0, input_143=0, input_145=0, input_151=0, input_153=0, input_171=0, input_184=0, input_197=0, input_210=0, input_223=0, input_224=0, input_225=0, input_226=0, input_227=0, input_228=0, input_229=0, input_230=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_136=1, var_144=2, var_152=3] [L371] var_124 = var_124 & mask_SORT_1 [L372] SORT_1 bad_125_arg_0 = var_124; [L373] CALL __VERIFIER_assert(!(bad_125_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3645 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10619 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10619 mSDsluCounter, 100893 SdHoareTripleChecker+Invalid, 4.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70441 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8123 IncrementalHoareTripleChecker+Invalid, 8126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 30452 mSDtfsCounter, 8123 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3741occurred in iteration=5, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 3338 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1155 NumberOfCodeBlocks, 1155 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 981 ConstructedInterpolants, 0 QuantifiedInterpolants, 2330 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-12 23:06:52,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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.mcs.4.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 6862510c5698390d5bd831ffe42cda75e26815219c14438cdf15dc29b272b4ee --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 23:06:54,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 23:06:54,460 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-12 23:06:54,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 23:06:54,467 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 23:06:54,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 23:06:54,505 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 23:06:54,505 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 23:06:54,506 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 23:06:54,507 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 23:06:54,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 23:06:54,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 23:06:54,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 23:06:54,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 23:06:54,510 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 23:06:54,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 23:06:54,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 23:06:54,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 23:06:54,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 23:06:54,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 23:06:54,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 23:06:54,515 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-12 23:06:54,515 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-12 23:06:54,516 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 23:06:54,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-12 23:06:54,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 23:06:54,516 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 23:06:54,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 23:06:54,517 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 23:06:54,517 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 23:06:54,517 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 23:06:54,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:06:54,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 23:06:54,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 23:06:54,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 23:06:54,519 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-12 23:06:54,525 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-12 23:06:54,526 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 23:06:54,526 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 23:06:54,526 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 23:06:54,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 23:06:54,529 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-12 23:06:54,529 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6862510c5698390d5bd831ffe42cda75e26815219c14438cdf15dc29b272b4ee [2024-10-12 23:06:54,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 23:06:54,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 23:06:54,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 23:06:54,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 23:06:54,876 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 23:06:54,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.4.prop1-func-interl.c [2024-10-12 23:06:56,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 23:06:56,693 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 23:06:56,695 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.4.prop1-func-interl.c [2024-10-12 23:06:56,721 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a476848cc/f29dc867de2341c58f07420902b04294/FLAGd1ac5783d [2024-10-12 23:06:56,738 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a476848cc/f29dc867de2341c58f07420902b04294 [2024-10-12 23:06:56,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 23:06:56,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 23:06:56,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 23:06:56,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 23:06:56,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 23:06:56,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:06:56" (1/1) ... [2024-10-12 23:06:56,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27eff512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:56, skipping insertion in model container [2024-10-12 23:06:56,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:06:56" (1/1) ... [2024-10-12 23:06:56,849 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 23:06:57,077 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.mcs.4.prop1-func-interl.c[1170,1183] [2024-10-12 23:06:57,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:06:57,474 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 23:06:57,485 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.mcs.4.prop1-func-interl.c[1170,1183] [2024-10-12 23:06:57,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:06:57,675 INFO L204 MainTranslator]: Completed translation [2024-10-12 23:06:57,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57 WrapperNode [2024-10-12 23:06:57,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 23:06:57,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 23:06:57,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 23:06:57,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 23:06:57,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:57,753 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:57,889 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3049 [2024-10-12 23:06:57,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 23:06:57,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 23:06:57,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 23:06:57,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 23:06:57,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:57,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:57,924 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,006 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]. [2024-10-12 23:06:58,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 23:06:58,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 23:06:58,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 23:06:58,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 23:06:58,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (1/1) ... [2024-10-12 23:06:58,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:06:58,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 23:06:58,300 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) [2024-10-12 23:06:58,306 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 [2024-10-12 23:06:58,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 23:06:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-12 23:06:58,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 23:06:58,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 23:06:58,862 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 23:06:58,864 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 23:07:02,280 INFO L? ?]: Removed 148 outVars from TransFormulas that were not future-live. [2024-10-12 23:07:02,280 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 23:07:02,399 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 23:07:02,400 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 23:07:02,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:07:02 BoogieIcfgContainer [2024-10-12 23:07:02,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 23:07:02,402 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 23:07:02,402 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 23:07:02,405 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 23:07:02,405 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:06:56" (1/3) ... [2024-10-12 23:07:02,406 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6462e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:07:02, skipping insertion in model container [2024-10-12 23:07:02,406 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:06:57" (2/3) ... [2024-10-12 23:07:02,407 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6462e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:07:02, skipping insertion in model container [2024-10-12 23:07:02,407 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:07:02" (3/3) ... [2024-10-12 23:07:02,409 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.4.prop1-func-interl.c [2024-10-12 23:07:02,426 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 23:07:02,426 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 23:07:02,486 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 23:07:02,493 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;@b58b607, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 23:07:02,495 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 23:07:02,499 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) [2024-10-12 23:07:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-12 23:07:02,504 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:07:02,506 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-12 23:07:02,506 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:07:02,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:07:02,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-12 23:07:02,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 23:07:02,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740275375] [2024-10-12 23:07:02,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:07:02,526 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 [2024-10-12 23:07:02,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 23:07:02,529 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) [2024-10-12 23:07:02,533 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 [2024-10-12 23:07:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:07:03,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-10-12 23:07:03,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 23:07:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:07:03,514 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 23:07:03,515 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 23:07:03,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [740275375] [2024-10-12 23:07:03,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [740275375] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:07:03,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:07:03,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 23:07:03,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266324712] [2024-10-12 23:07:03,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:07:03,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:07:03,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 23:07:03,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:07:03,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:07:03,544 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) [2024-10-12 23:07:03,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:07:03,864 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-10-12 23:07:03,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:07:03,866 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 [2024-10-12 23:07:03,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:07:03,873 INFO L225 Difference]: With dead ends: 15 [2024-10-12 23:07:03,873 INFO L226 Difference]: Without dead ends: 9 [2024-10-12 23:07:03,876 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 [2024-10-12 23:07:03,879 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-10-12 23:07:03,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-12 23:07:03,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-10-12 23:07:03,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-12 23:07:03,908 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) [2024-10-12 23:07:03,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-12 23:07:03,910 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-12 23:07:03,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:07:03,910 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-12 23:07:03,911 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) [2024-10-12 23:07:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-12 23:07:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-12 23:07:03,912 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:07:03,912 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-12 23:07:03,919 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 [2024-10-12 23:07:04,113 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 [2024-10-12 23:07:04,114 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:07:04,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:07:04,114 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-12 23:07:04,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 23:07:04,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791582112] [2024-10-12 23:07:04,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:07:04,117 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 [2024-10-12 23:07:04,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 23:07:04,119 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) [2024-10-12 23:07:04,137 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 [2024-10-12 23:07:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:07:04,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-10-12 23:07:05,009 INFO L278 TraceCheckSpWp]: Computing forward predicates...