./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.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 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 17:31:14,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 17:31:14,596 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-18 17:31:14,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 17:31:14,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 17:31:14,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 17:31:14,633 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 17:31:14,633 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 17:31:14,634 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 17:31:14,635 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 17:31:14,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 17:31:14,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 17:31:14,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 17:31:14,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 17:31:14,637 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 17:31:14,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 17:31:14,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 17:31:14,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 17:31:14,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 17:31:14,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 17:31:14,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 17:31:14,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 17:31:14,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 17:31:14,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 17:31:14,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 17:31:14,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 17:31:14,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 17:31:14,641 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 17:31:14,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 17:31:14,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 17:31:14,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 17:31:14,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 17:31:14,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 17:31:14,643 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 17:31:14,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 17:31:14,644 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 17:31:14,644 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 17:31:14,644 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 17:31:14,644 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 17:31:14,645 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 [2024-11-18 17:31:14,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 17:31:14,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 17:31:14,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 17:31:14,880 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 17:31:14,880 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 17:31:14,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-18 17:31:16,186 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 17:31:16,469 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 17:31:16,470 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-18 17:31:16,496 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f454d849b/2a7076bf153c42b29d13629b6a1e3769/FLAGa5409aaeb [2024-11-18 17:31:16,510 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f454d849b/2a7076bf153c42b29d13629b6a1e3769 [2024-11-18 17:31:16,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 17:31:16,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 17:31:16,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 17:31:16,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 17:31:16,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 17:31:16,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:31:16" (1/1) ... [2024-11-18 17:31:16,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7396cbd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:16, skipping insertion in model container [2024-11-18 17:31:16,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:31:16" (1/1) ... [2024-11-18 17:31:16,584 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 17:31:16,748 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-18 17:31:17,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 17:31:17,082 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 17:31:17,090 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-18 17:31:17,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 17:31:17,286 INFO L204 MainTranslator]: Completed translation [2024-11-18 17:31:17,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17 WrapperNode [2024-11-18 17:31:17,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 17:31:17,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 17:31:17,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 17:31:17,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 17:31:17,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:17,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,248 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7851 [2024-11-18 17:31:18,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 17:31:18,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 17:31:18,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 17:31:18,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 17:31:18,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,426 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,557 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 17:31:18,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 17:31:18,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 17:31:18,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 17:31:18,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 17:31:18,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (1/1) ... [2024-11-18 17:31:18,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 17:31:19,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 17:31:19,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 17:31:19,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 17:31:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 17:31:19,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 17:31:19,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 17:31:19,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 17:31:19,421 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 17:31:19,422 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 17:31:26,742 INFO L? ?]: Removed 4445 outVars from TransFormulas that were not future-live. [2024-11-18 17:31:26,742 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 17:31:26,792 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 17:31:26,793 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 17:31:26,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:31:26 BoogieIcfgContainer [2024-11-18 17:31:26,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 17:31:26,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 17:31:26,795 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 17:31:26,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 17:31:26,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:31:16" (1/3) ... [2024-11-18 17:31:26,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39645697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:31:26, skipping insertion in model container [2024-11-18 17:31:26,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:17" (2/3) ... [2024-11-18 17:31:26,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39645697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:31:26, skipping insertion in model container [2024-11-18 17:31:26,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:31:26" (3/3) ... [2024-11-18 17:31:26,801 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-18 17:31:26,815 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 17:31:26,816 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 17:31:26,924 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 17:31:26,932 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;@797a1d6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 17:31:26,933 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 17:31:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand has 2762 states, 2760 states have (on average 1.5003623188405797) internal successors, (4141), 2761 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 17:31:26,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:26,955 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:26,956 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:26,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:26,960 INFO L85 PathProgramCache]: Analyzing trace with hash -492632420, now seen corresponding path program 1 times [2024-11-18 17:31:26,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:26,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476868815] [2024-11-18 17:31:26,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:26,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:27,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:27,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 17:31:27,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476868815] [2024-11-18 17:31:27,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476868815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:27,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:27,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 17:31:27,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379905620] [2024-11-18 17:31:27,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:27,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 17:31:27,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 17:31:27,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 17:31:27,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:27,873 INFO L87 Difference]: Start difference. First operand has 2762 states, 2760 states have (on average 1.5003623188405797) internal successors, (4141), 2761 states have internal predecessors, (4141), 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 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:28,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:28,049 INFO L93 Difference]: Finished difference Result 5365 states and 8047 transitions. [2024-11-18 17:31:28,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 17:31:28,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2024-11-18 17:31:28,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:28,074 INFO L225 Difference]: With dead ends: 5365 [2024-11-18 17:31:28,075 INFO L226 Difference]: Without dead ends: 2761 [2024-11-18 17:31:28,086 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:28,090 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 0 mSDsluCounter, 8264 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12399 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:28,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12399 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 17:31:28,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2761 states. [2024-11-18 17:31:28,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2761 to 2761. [2024-11-18 17:31:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2761 states, 2760 states have (on average 1.4996376811594203) internal successors, (4139), 2760 states have internal predecessors, (4139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 4139 transitions. [2024-11-18 17:31:28,233 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 4139 transitions. Word has length 141 [2024-11-18 17:31:28,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:28,235 INFO L471 AbstractCegarLoop]: Abstraction has 2761 states and 4139 transitions. [2024-11-18 17:31:28,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:28,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 4139 transitions. [2024-11-18 17:31:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-18 17:31:28,238 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:28,238 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:28,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 17:31:28,239 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:28,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:28,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1909960201, now seen corresponding path program 1 times [2024-11-18 17:31:28,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:28,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887940387] [2024-11-18 17:31:28,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:28,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:28,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:28,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 17:31:28,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887940387] [2024-11-18 17:31:28,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887940387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:28,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:28,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 17:31:28,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046254116] [2024-11-18 17:31:28,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:28,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 17:31:28,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 17:31:28,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 17:31:28,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:28,597 INFO L87 Difference]: Start difference. First operand 2761 states and 4139 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:28,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:28,690 INFO L93 Difference]: Finished difference Result 5366 states and 8045 transitions. [2024-11-18 17:31:28,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 17:31:28,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 142 [2024-11-18 17:31:28,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:28,699 INFO L225 Difference]: With dead ends: 5366 [2024-11-18 17:31:28,700 INFO L226 Difference]: Without dead ends: 2763 [2024-11-18 17:31:28,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:28,704 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 0 mSDsluCounter, 8260 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12395 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:28,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12395 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 17:31:28,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2763 states. [2024-11-18 17:31:28,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2763 to 2763. [2024-11-18 17:31:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2763 states, 2762 states have (on average 1.499275887038378) internal successors, (4141), 2762 states have internal predecessors, (4141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2763 states and 4141 transitions. [2024-11-18 17:31:28,751 INFO L78 Accepts]: Start accepts. Automaton has 2763 states and 4141 transitions. Word has length 142 [2024-11-18 17:31:28,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:28,752 INFO L471 AbstractCegarLoop]: Abstraction has 2763 states and 4141 transitions. [2024-11-18 17:31:28,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 4141 transitions. [2024-11-18 17:31:28,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-18 17:31:28,754 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:28,754 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:28,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 17:31:28,755 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:28,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:28,757 INFO L85 PathProgramCache]: Analyzing trace with hash -2018740971, now seen corresponding path program 1 times [2024-11-18 17:31:28,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:28,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400607469] [2024-11-18 17:31:28,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:28,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:28,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 17:31:28,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400607469] [2024-11-18 17:31:28,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400607469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:28,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:28,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 17:31:28,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629226888] [2024-11-18 17:31:28,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:28,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 17:31:28,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 17:31:28,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 17:31:28,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:28,995 INFO L87 Difference]: Start difference. First operand 2763 states and 4141 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:29,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:29,064 INFO L93 Difference]: Finished difference Result 5374 states and 8055 transitions. [2024-11-18 17:31:29,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 17:31:29,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2024-11-18 17:31:29,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:29,071 INFO L225 Difference]: With dead ends: 5374 [2024-11-18 17:31:29,072 INFO L226 Difference]: Without dead ends: 2769 [2024-11-18 17:31:29,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:29,075 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 4 mSDsluCounter, 8254 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 12389 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:29,076 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 12389 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 17:31:29,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2769 states. [2024-11-18 17:31:29,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2769 to 2769. [2024-11-18 17:31:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2768 states have (on average 1.4989161849710984) internal successors, (4149), 2768 states have internal predecessors, (4149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:29,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 4149 transitions. [2024-11-18 17:31:29,113 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 4149 transitions. Word has length 143 [2024-11-18 17:31:29,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:29,113 INFO L471 AbstractCegarLoop]: Abstraction has 2769 states and 4149 transitions. [2024-11-18 17:31:29,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 4149 transitions. [2024-11-18 17:31:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-18 17:31:29,115 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:29,115 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:29,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 17:31:29,115 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:29,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:29,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1397370153, now seen corresponding path program 1 times [2024-11-18 17:31:29,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:29,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123260259] [2024-11-18 17:31:29,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:29,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:29,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 17:31:29,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123260259] [2024-11-18 17:31:29,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123260259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:29,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:29,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 17:31:29,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252949925] [2024-11-18 17:31:29,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:29,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 17:31:29,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 17:31:29,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 17:31:29,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 17:31:29,339 INFO L87 Difference]: Start difference. First operand 2769 states and 4149 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:29,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:29,485 INFO L93 Difference]: Finished difference Result 5384 states and 8067 transitions. [2024-11-18 17:31:29,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 17:31:29,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 144 [2024-11-18 17:31:29,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:29,492 INFO L225 Difference]: With dead ends: 5384 [2024-11-18 17:31:29,492 INFO L226 Difference]: Without dead ends: 2773 [2024-11-18 17:31:29,495 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 [2024-11-18 17:31:29,495 INFO L432 NwaCegarLoop]: 4135 mSDtfsCounter, 0 mSDsluCounter, 12371 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16506 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:29,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16506 Invalid, 42 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 17:31:29,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2773 states. [2024-11-18 17:31:29,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2773 to 2769. [2024-11-18 17:31:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2768 states have (on average 1.4989161849710984) internal successors, (4149), 2768 states have internal predecessors, (4149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 4149 transitions. [2024-11-18 17:31:29,539 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 4149 transitions. Word has length 144 [2024-11-18 17:31:29,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:29,540 INFO L471 AbstractCegarLoop]: Abstraction has 2769 states and 4149 transitions. [2024-11-18 17:31:29,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 4149 transitions. [2024-11-18 17:31:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-18 17:31:29,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:29,541 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:29,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 17:31:29,542 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:29,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:29,542 INFO L85 PathProgramCache]: Analyzing trace with hash 540085902, now seen corresponding path program 1 times [2024-11-18 17:31:29,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:29,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510311987] [2024-11-18 17:31:29,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:29,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:29,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:29,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 17:31:29,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510311987] [2024-11-18 17:31:29,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510311987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:29,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:29,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 17:31:29,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53683752] [2024-11-18 17:31:29,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:29,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 17:31:29,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 17:31:29,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 17:31:29,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 17:31:29,857 INFO L87 Difference]: Start difference. First operand 2769 states and 4149 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:31,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:31,896 INFO L93 Difference]: Finished difference Result 7975 states and 11951 transitions. [2024-11-18 17:31:31,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 17:31:31,896 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-18 17:31:31,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:31,910 INFO L225 Difference]: With dead ends: 7975 [2024-11-18 17:31:31,910 INFO L226 Difference]: Without dead ends: 5364 [2024-11-18 17:31:31,914 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-18 17:31:31,916 INFO L432 NwaCegarLoop]: 3271 mSDtfsCounter, 3987 mSDsluCounter, 9688 mSDsCounter, 0 mSdLazyCounter, 3354 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3987 SdHoareTripleChecker+Valid, 12959 SdHoareTripleChecker+Invalid, 3355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:31,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3987 Valid, 12959 Invalid, 3355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3354 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-18 17:31:31,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5364 states. [2024-11-18 17:31:31,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5364 to 2872. [2024-11-18 17:31:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2871 states have (on average 1.4984326018808778) internal successors, (4302), 2871 states have internal predecessors, (4302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 4302 transitions. [2024-11-18 17:31:31,982 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 4302 transitions. Word has length 145 [2024-11-18 17:31:31,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:31,982 INFO L471 AbstractCegarLoop]: Abstraction has 2872 states and 4302 transitions. [2024-11-18 17:31:31,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 4302 transitions. [2024-11-18 17:31:31,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-18 17:31:31,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:31,984 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:31,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 17:31:31,984 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:31,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:31,985 INFO L85 PathProgramCache]: Analyzing trace with hash -203221165, now seen corresponding path program 1 times [2024-11-18 17:31:31,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:31,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389292528] [2024-11-18 17:31:31,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:31,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:32,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 17:31:32,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389292528] [2024-11-18 17:31:32,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389292528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:32,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:32,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 17:31:32,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268034727] [2024-11-18 17:31:32,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:32,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 17:31:32,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 17:31:32,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 17:31:32,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 17:31:32,461 INFO L87 Difference]: Start difference. First operand 2872 states and 4302 transitions. Second operand has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:34,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:34,121 INFO L93 Difference]: Finished difference Result 5498 states and 8236 transitions. [2024-11-18 17:31:34,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 17:31:34,121 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2024-11-18 17:31:34,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:34,129 INFO L225 Difference]: With dead ends: 5498 [2024-11-18 17:31:34,129 INFO L226 Difference]: Without dead ends: 2887 [2024-11-18 17:31:34,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 17:31:34,133 INFO L432 NwaCegarLoop]: 3256 mSDtfsCounter, 4020 mSDsluCounter, 9754 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4020 SdHoareTripleChecker+Valid, 13010 SdHoareTripleChecker+Invalid, 3538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:34,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4020 Valid, 13010 Invalid, 3538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 17:31:34,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2887 states. [2024-11-18 17:31:34,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2887 to 2885. [2024-11-18 17:31:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2884 states have (on average 1.496879334257975) internal successors, (4317), 2884 states have internal predecessors, (4317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 4317 transitions. [2024-11-18 17:31:34,177 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 4317 transitions. Word has length 146 [2024-11-18 17:31:34,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:34,177 INFO L471 AbstractCegarLoop]: Abstraction has 2885 states and 4317 transitions. [2024-11-18 17:31:34,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:34,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 4317 transitions. [2024-11-18 17:31:34,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-18 17:31:34,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:34,180 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] [2024-11-18 17:31:34,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 17:31:34,181 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:34,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:34,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1685541649, now seen corresponding path program 1 times [2024-11-18 17:31:34,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 17:31:34,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311945747] [2024-11-18 17:31:34,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:34,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 17:31:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 17:31:34,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 17:31:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 17:31:34,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 17:31:34,364 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 17:31:34,365 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 17:31:34,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 17:31:34,372 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:34,462 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 17:31:34,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:31:34 BoogieIcfgContainer [2024-11-18 17:31:34,465 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 17:31:34,465 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 17:31:34,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 17:31:34,466 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 17:31:34,466 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:31:26" (3/4) ... [2024-11-18 17:31:34,468 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 17:31:34,469 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 17:31:34,469 INFO L158 Benchmark]: Toolchain (without parser) took 17955.87ms. Allocated memory was 176.2MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 113.6MB in the beginning and 534.8MB in the end (delta: -421.2MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-18 17:31:34,469 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 176.2MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 17:31:34,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 772.31ms. Allocated memory was 176.2MB in the beginning and 310.4MB in the end (delta: 134.2MB). Free memory was 113.6MB in the beginning and 228.6MB in the end (delta: -115.0MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2024-11-18 17:31:34,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 961.02ms. Allocated memory was 310.4MB in the beginning and 690.0MB in the end (delta: 379.6MB). Free memory was 228.6MB in the beginning and 517.3MB in the end (delta: -288.7MB). Peak memory consumption was 221.2MB. Max. memory is 16.1GB. [2024-11-18 17:31:34,471 INFO L158 Benchmark]: Boogie Preprocessor took 741.29ms. Allocated memory is still 690.0MB. Free memory was 517.3MB in the beginning and 452.1MB in the end (delta: 65.1MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-11-18 17:31:34,471 INFO L158 Benchmark]: RCFGBuilder took 7802.25ms. Allocated memory was 690.0MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 452.1MB in the beginning and 1.4GB in the end (delta: -908.9MB). Peak memory consumption was 693.0MB. Max. memory is 16.1GB. [2024-11-18 17:31:34,472 INFO L158 Benchmark]: TraceAbstraction took 7669.89ms. Allocated memory is still 1.7GB. Free memory was 1.4GB in the beginning and 534.8MB in the end (delta: 825.2MB). Peak memory consumption was 824.2MB. Max. memory is 16.1GB. [2024-11-18 17:31:34,472 INFO L158 Benchmark]: Witness Printer took 3.30ms. Allocated memory is still 1.7GB. Free memory is still 534.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 17:31:34,473 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 176.2MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 772.31ms. Allocated memory was 176.2MB in the beginning and 310.4MB in the end (delta: 134.2MB). Free memory was 113.6MB in the beginning and 228.6MB in the end (delta: -115.0MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 961.02ms. Allocated memory was 310.4MB in the beginning and 690.0MB in the end (delta: 379.6MB). Free memory was 228.6MB in the beginning and 517.3MB in the end (delta: -288.7MB). Peak memory consumption was 221.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 741.29ms. Allocated memory is still 690.0MB. Free memory was 517.3MB in the beginning and 452.1MB in the end (delta: 65.1MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7802.25ms. Allocated memory was 690.0MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 452.1MB in the beginning and 1.4GB in the end (delta: -908.9MB). Peak memory consumption was 693.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7669.89ms. Allocated memory is still 1.7GB. Free memory was 1.4GB in the beginning and 534.8MB in the end (delta: 825.2MB). Peak memory consumption was 824.2MB. Max. memory is 16.1GB. * Witness Printer took 3.30ms. Allocated memory is still 1.7GB. Free memory is still 534.8MB. 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 306. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_22 = 0; [L40] const SORT_4 var_85 = 1; [L41] const SORT_4 var_86 = 0; [L42] const SORT_2 var_96 = 0; [L43] const SORT_2 var_100 = 1; [L44] const SORT_2 var_124 = 255; [L45] const SORT_2 var_126 = 2; [L46] const SORT_3 var_151 = 0; [L47] const SORT_4 var_320 = 3; [L48] const SORT_2 var_331 = 3; [L50] SORT_1 input_95; [L51] SORT_1 input_97; [L52] SORT_1 input_98; [L53] SORT_1 input_99; [L54] SORT_1 input_106; [L55] SORT_1 input_107; [L56] SORT_1 input_108; [L57] SORT_1 input_109; [L58] SORT_1 input_115; [L59] SORT_1 input_116; [L60] SORT_1 input_117; [L61] SORT_1 input_118; [L62] SORT_1 input_125; [L63] SORT_1 input_127; [L64] SORT_1 input_128; [L65] SORT_1 input_135; [L66] SORT_1 input_136; [L67] SORT_1 input_137; [L68] SORT_1 input_138; [L69] SORT_1 input_139; [L70] SORT_1 input_140; [L71] SORT_1 input_150; [L72] SORT_1 input_158; [L73] SORT_1 input_165; [L74] SORT_1 input_173; [L75] SORT_1 input_175; [L76] SORT_1 input_179; [L77] SORT_1 input_181; [L78] SORT_1 input_190; [L79] SORT_1 input_204; [L80] SORT_1 input_215; [L81] SORT_1 input_217; [L82] SORT_1 input_221; [L83] SORT_1 input_223; [L84] SORT_1 input_232; [L85] SORT_1 input_246; [L86] SORT_1 input_257; [L87] SORT_1 input_259; [L88] SORT_1 input_263; [L89] SORT_1 input_265; [L90] SORT_1 input_274; [L91] SORT_1 input_288; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L93] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L94] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L95] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L96] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L97] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L98] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L99] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L100] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L101] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L102] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L103] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L104] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L105] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L106] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L107] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L108] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L109] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L110] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L111] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L112] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L113] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L114] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L115] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L116] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L117] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L118] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L119] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L120] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L121] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L122] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L123] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L124] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L125] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L126] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L127] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L128] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L129] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L130] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_100=1, var_124=255, var_126=2, var_151=0, var_22=0, var_320=3, var_331=3, var_5=0, var_85=1, var_86=0, var_96=0] [L131] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] SORT_2 init_7_arg_1 = var_5; [L134] state_6 = init_7_arg_1 [L135] SORT_2 init_9_arg_1 = var_5; [L136] state_8 = init_9_arg_1 [L137] SORT_2 init_11_arg_1 = var_5; [L138] state_10 = init_11_arg_1 [L139] SORT_2 init_13_arg_1 = var_5; [L140] state_12 = init_13_arg_1 [L141] SORT_2 init_15_arg_1 = var_5; [L142] state_14 = init_15_arg_1 [L143] SORT_2 init_17_arg_1 = var_5; [L144] state_16 = init_17_arg_1 [L145] SORT_2 init_19_arg_1 = var_5; [L146] state_18 = init_19_arg_1 [L147] SORT_2 init_21_arg_1 = var_5; [L148] state_20 = init_21_arg_1 [L149] SORT_1 init_24_arg_1 = var_22; [L150] state_23 = init_24_arg_1 [L151] SORT_1 init_26_arg_1 = var_22; [L152] state_25 = init_26_arg_1 [L153] SORT_1 init_28_arg_1 = var_22; [L154] state_27 = init_28_arg_1 [L155] SORT_1 init_30_arg_1 = var_22; [L156] state_29 = init_30_arg_1 [L157] SORT_1 init_32_arg_1 = var_22; [L158] state_31 = init_32_arg_1 [L159] SORT_1 init_34_arg_1 = var_22; [L160] state_33 = init_34_arg_1 [L161] SORT_1 init_36_arg_1 = var_22; [L162] state_35 = init_36_arg_1 [L163] SORT_1 init_38_arg_1 = var_22; [L164] state_37 = init_38_arg_1 [L165] SORT_1 init_40_arg_1 = var_22; [L166] state_39 = init_40_arg_1 [L167] SORT_1 init_42_arg_1 = var_22; [L168] state_41 = init_42_arg_1 [L169] SORT_1 init_44_arg_1 = var_22; [L170] state_43 = init_44_arg_1 [L171] SORT_1 init_46_arg_1 = var_22; [L172] state_45 = init_46_arg_1 [L173] SORT_1 init_48_arg_1 = var_22; [L174] state_47 = init_48_arg_1 [L175] SORT_1 init_50_arg_1 = var_22; [L176] state_49 = init_50_arg_1 [L177] SORT_1 init_52_arg_1 = var_22; [L178] state_51 = init_52_arg_1 [L179] SORT_1 init_54_arg_1 = var_22; [L180] state_53 = init_54_arg_1 [L181] SORT_1 init_56_arg_1 = var_22; [L182] state_55 = init_56_arg_1 [L183] SORT_1 init_58_arg_1 = var_22; [L184] state_57 = init_58_arg_1 [L185] SORT_1 init_60_arg_1 = var_22; [L186] state_59 = init_60_arg_1 [L187] SORT_1 init_62_arg_1 = var_22; [L188] state_61 = init_62_arg_1 [L189] SORT_1 init_64_arg_1 = var_22; [L190] state_63 = init_64_arg_1 [L191] SORT_1 init_66_arg_1 = var_22; [L192] state_65 = init_66_arg_1 [L193] SORT_1 init_68_arg_1 = var_22; [L194] state_67 = init_68_arg_1 [L195] SORT_1 init_70_arg_1 = var_22; [L196] state_69 = init_70_arg_1 [L197] SORT_1 init_72_arg_1 = var_22; [L198] state_71 = init_72_arg_1 [L199] SORT_1 init_74_arg_1 = var_22; [L200] state_73 = init_74_arg_1 [L201] SORT_1 init_76_arg_1 = var_22; [L202] state_75 = init_76_arg_1 [L203] SORT_1 init_78_arg_1 = var_22; [L204] state_77 = init_78_arg_1 [L205] SORT_1 init_80_arg_1 = var_22; [L206] state_79 = init_80_arg_1 [L207] SORT_1 init_82_arg_1 = var_22; [L208] state_81 = init_82_arg_1 [L209] SORT_1 init_84_arg_1 = var_22; [L210] state_83 = init_84_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L213] input_95 = __VERIFIER_nondet_uchar() [L214] EXPR input_95 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L214] input_95 = input_95 & mask_SORT_1 [L215] input_97 = __VERIFIER_nondet_uchar() [L216] EXPR input_97 & mask_SORT_1 VAL [input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L216] input_97 = input_97 & mask_SORT_1 [L217] input_98 = __VERIFIER_nondet_uchar() [L218] EXPR input_98 & mask_SORT_1 VAL [input_95=0, input_97=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L218] input_98 = input_98 & mask_SORT_1 [L219] input_99 = __VERIFIER_nondet_uchar() [L220] EXPR input_99 & mask_SORT_1 VAL [input_95=0, input_97=0, input_98=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L220] input_99 = input_99 & mask_SORT_1 [L221] input_106 = __VERIFIER_nondet_uchar() [L222] EXPR input_106 & mask_SORT_1 VAL [input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L222] input_106 = input_106 & mask_SORT_1 [L223] input_107 = __VERIFIER_nondet_uchar() [L224] EXPR input_107 & mask_SORT_1 VAL [input_106=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L224] input_107 = input_107 & mask_SORT_1 [L225] input_108 = __VERIFIER_nondet_uchar() [L226] EXPR input_108 & mask_SORT_1 VAL [input_106=0, input_107=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L226] input_108 = input_108 & mask_SORT_1 [L227] input_109 = __VERIFIER_nondet_uchar() [L228] EXPR input_109 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L228] input_109 = input_109 & mask_SORT_1 [L229] input_115 = __VERIFIER_nondet_uchar() [L230] EXPR input_115 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L230] input_115 = input_115 & mask_SORT_1 [L231] input_116 = __VERIFIER_nondet_uchar() [L232] EXPR input_116 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L232] input_116 = input_116 & mask_SORT_1 [L233] input_117 = __VERIFIER_nondet_uchar() [L234] EXPR input_117 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L234] input_117 = input_117 & mask_SORT_1 [L235] input_118 = __VERIFIER_nondet_uchar() [L236] EXPR input_118 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L236] input_118 = input_118 & mask_SORT_1 [L237] input_125 = __VERIFIER_nondet_uchar() [L238] EXPR input_125 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L238] input_125 = input_125 & mask_SORT_1 [L239] input_127 = __VERIFIER_nondet_uchar() [L240] EXPR input_127 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L240] input_127 = input_127 & mask_SORT_1 [L241] input_128 = __VERIFIER_nondet_uchar() [L242] EXPR input_128 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L242] input_128 = input_128 & mask_SORT_1 [L243] input_135 = __VERIFIER_nondet_uchar() [L244] EXPR input_135 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L244] input_135 = input_135 & mask_SORT_1 [L245] input_136 = __VERIFIER_nondet_uchar() [L246] EXPR input_136 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L246] input_136 = input_136 & mask_SORT_1 [L247] input_137 = __VERIFIER_nondet_uchar() [L248] EXPR input_137 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L248] input_137 = input_137 & mask_SORT_1 [L249] input_138 = __VERIFIER_nondet_uchar() [L250] EXPR input_138 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L250] input_138 = input_138 & mask_SORT_1 [L251] input_139 = __VERIFIER_nondet_uchar() [L252] EXPR input_139 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L252] input_139 = input_139 & mask_SORT_1 [L253] input_140 = __VERIFIER_nondet_uchar() [L254] EXPR input_140 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L254] input_140 = input_140 & mask_SORT_1 [L255] input_150 = __VERIFIER_nondet_uchar() [L256] EXPR input_150 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L256] input_150 = input_150 & mask_SORT_1 [L257] input_158 = __VERIFIER_nondet_uchar() [L258] EXPR input_158 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L258] input_158 = input_158 & mask_SORT_1 [L259] input_165 = __VERIFIER_nondet_uchar() [L260] EXPR input_165 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L260] input_165 = input_165 & mask_SORT_1 [L261] input_173 = __VERIFIER_nondet_uchar() [L262] input_175 = __VERIFIER_nondet_uchar() [L263] input_179 = __VERIFIER_nondet_uchar() [L264] input_181 = __VERIFIER_nondet_uchar() [L265] input_190 = __VERIFIER_nondet_uchar() [L266] input_204 = __VERIFIER_nondet_uchar() [L267] input_215 = __VERIFIER_nondet_uchar() [L268] input_217 = __VERIFIER_nondet_uchar() [L269] input_221 = __VERIFIER_nondet_uchar() [L270] input_223 = __VERIFIER_nondet_uchar() [L271] input_232 = __VERIFIER_nondet_uchar() [L272] input_246 = __VERIFIER_nondet_uchar() [L273] input_257 = __VERIFIER_nondet_uchar() [L274] input_259 = __VERIFIER_nondet_uchar() [L275] input_263 = __VERIFIER_nondet_uchar() [L276] input_265 = __VERIFIER_nondet_uchar() [L277] input_274 = __VERIFIER_nondet_uchar() [L278] input_288 = __VERIFIER_nondet_uchar() [L281] SORT_1 var_87_arg_0 = state_25; [L282] SORT_4 var_87_arg_1 = var_85; [L283] SORT_4 var_87_arg_2 = var_86; [L284] SORT_4 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L285] SORT_1 var_88_arg_0 = state_45; [L286] SORT_4 var_88_arg_1 = var_85; [L287] SORT_4 var_88_arg_2 = var_86; [L288] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L289] SORT_4 var_89_arg_0 = var_87; [L290] SORT_4 var_89_arg_1 = var_88; [L291] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L292] SORT_1 var_90_arg_0 = state_65; [L293] SORT_4 var_90_arg_1 = var_85; [L294] SORT_4 var_90_arg_2 = var_86; [L295] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L296] SORT_4 var_91_arg_0 = var_89; [L297] SORT_4 var_91_arg_1 = var_90; [L298] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_91=0, var_96=0] [L299] EXPR var_91 & mask_SORT_4 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L299] var_91 = var_91 & mask_SORT_4 [L300] SORT_4 var_92_arg_0 = var_91; [L301] SORT_4 var_92_arg_1 = var_85; [L302] SORT_1 var_92 = var_92_arg_0 <= var_92_arg_1; [L303] SORT_1 var_93_arg_0 = ~state_83; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_92=1, var_93_arg_0=-1, var_96=0] [L304] EXPR var_93_arg_0 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_92=1, var_96=0] [L304] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L305] SORT_1 var_93_arg_1 = ~var_92; VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_93_arg_0=1, var_93_arg_1=-2, var_96=0] [L306] EXPR var_93_arg_1 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_93_arg_0=1, var_96=0] [L306] var_93_arg_1 = var_93_arg_1 & mask_SORT_1 [L307] EXPR var_93_arg_0 & var_93_arg_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L307] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L308] EXPR var_93 & mask_SORT_1 VAL [input_106=0, input_107=0, input_108=0, input_109=0, input_115=0, input_116=0, input_117=0, input_118=0, input_125=0, input_127=0, input_128=0, input_135=0, input_136=0, input_137=0, input_138=0, input_139=0, input_140=0, input_150=0, input_158=0, input_165=0, input_95=0, input_97=0, input_98=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_100=1, var_124=255, var_126=2, var_151=0, var_320=3, var_331=3, var_85=1, var_86=0, var_96=0] [L308] var_93 = var_93 & mask_SORT_1 [L309] SORT_1 bad_94_arg_0 = var_93; [L310] CALL __VERIFIER_assert(!(bad_94_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2762 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8011 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8011 mSDsluCounter, 79658 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56591 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6979 IncrementalHoareTripleChecker+Invalid, 6982 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 23067 mSDtfsCounter, 6979 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2885occurred in iteration=6, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 2498 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1008 NumberOfCodeBlocks, 1008 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 2491 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 [2024-11-18 17:31:34,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.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 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 17:31:36,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 17:31:36,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-18 17:31:36,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 17:31:36,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 17:31:36,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 17:31:36,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 17:31:36,841 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 17:31:36,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 17:31:36,841 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 17:31:36,841 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 17:31:36,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 17:31:36,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 17:31:36,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 17:31:36,842 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 17:31:36,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 17:31:36,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 17:31:36,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 17:31:36,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 17:31:36,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 17:31:36,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 17:31:36,850 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 17:31:36,850 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 17:31:36,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 17:31:36,850 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 17:31:36,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 17:31:36,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 17:31:36,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 17:31:36,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 17:31:36,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 17:31:36,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 17:31:36,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 17:31:36,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 17:31:36,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 17:31:36,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 17:31:36,852 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 17:31:36,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 17:31:36,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 17:31:36,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 17:31:36,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 17:31:36,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 17:31:36,856 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ff4deedb7759916b7f78445688ab2b6999015f1edd58d09a9581f764868fd7 [2024-11-18 17:31:37,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 17:31:37,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 17:31:37,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 17:31:37,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 17:31:37,164 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 17:31:37,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-18 17:31:38,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 17:31:38,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 17:31:38,836 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-18 17:31:38,853 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/888624fd7/1ad052f5bcac4e3e97094cef181f5913/FLAG7837e5d5d [2024-11-18 17:31:38,868 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/888624fd7/1ad052f5bcac4e3e97094cef181f5913 [2024-11-18 17:31:38,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 17:31:38,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 17:31:38,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 17:31:38,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 17:31:38,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 17:31:38,879 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:31:38" (1/1) ... [2024-11-18 17:31:38,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@426b7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:38, skipping insertion in model container [2024-11-18 17:31:38,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:31:38" (1/1) ... [2024-11-18 17:31:38,954 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 17:31:39,134 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-18 17:31:39,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 17:31:39,412 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 17:31:39,420 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.1.prop1-func-interl.c[1174,1187] [2024-11-18 17:31:39,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 17:31:39,544 INFO L204 MainTranslator]: Completed translation [2024-11-18 17:31:39,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39 WrapperNode [2024-11-18 17:31:39,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 17:31:39,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 17:31:39,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 17:31:39,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 17:31:39,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,664 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2347 [2024-11-18 17:31:39,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 17:31:39,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 17:31:39,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 17:31:39,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 17:31:39,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,715 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,766 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 17:31:39,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 17:31:39,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 17:31:39,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 17:31:39,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 17:31:39,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (1/1) ... [2024-11-18 17:31:39,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 17:31:39,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 17:31:39,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 17:31:39,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 17:31:39,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 17:31:39,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 17:31:39,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 17:31:39,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 17:31:40,372 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 17:31:40,378 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 17:31:42,229 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-18 17:31:42,230 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 17:31:42,240 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 17:31:42,241 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 17:31:42,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:31:42 BoogieIcfgContainer [2024-11-18 17:31:42,242 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 17:31:42,244 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 17:31:42,244 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 17:31:42,246 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 17:31:42,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:31:38" (1/3) ... [2024-11-18 17:31:42,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b239224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:31:42, skipping insertion in model container [2024-11-18 17:31:42,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:31:39" (2/3) ... [2024-11-18 17:31:42,248 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b239224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:31:42, skipping insertion in model container [2024-11-18 17:31:42,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:31:42" (3/3) ... [2024-11-18 17:31:42,249 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.1.prop1-func-interl.c [2024-11-18 17:31:42,263 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 17:31:42,263 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 17:31:42,312 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 17:31:42,317 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;@40f96af5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 17:31:42,317 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 17:31:42,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-18 17:31:42,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:42,328 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-18 17:31:42,329 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:42,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:42,333 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-18 17:31:42,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 17:31:42,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1996952946] [2024-11-18 17:31:42,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:42,346 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 17:31:42,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 17:31:42,349 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 17:31:42,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 17:31:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:42,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-18 17:31:42,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 17:31:42,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 17:31:42,943 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 17:31:42,944 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 17:31:42,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1996952946] [2024-11-18 17:31:42,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1996952946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 17:31:42,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 17:31:42,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 17:31:42,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130551682] [2024-11-18 17:31:42,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 17:31:42,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 17:31:42,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 17:31:42,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 17:31:42,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 17:31:42,968 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:43,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 17:31:43,121 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-18 17:31:43,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 17:31:43,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-18 17:31:43,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 17:31:43,129 INFO L225 Difference]: With dead ends: 18 [2024-11-18 17:31:43,129 INFO L226 Difference]: Without dead ends: 10 [2024-11-18 17:31:43,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 17:31:43,134 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 17:31:43,135 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 17:31:43,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-18 17:31:43,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-18 17:31:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:43,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-18 17:31:43,156 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-18 17:31:43,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 17:31:43,156 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-18 17:31:43,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-18 17:31:43,156 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-18 17:31:43,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-18 17:31:43,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 17:31:43,157 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-18 17:31:43,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 17:31:43,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 17:31:43,360 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 17:31:43,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 17:31:43,361 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-18 17:31:43,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 17:31:43,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1501409623] [2024-11-18 17:31:43,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 17:31:43,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 17:31:43,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 17:31:43,365 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 17:31:43,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 17:31:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 17:31:43,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-18 17:31:43,945 INFO L278 TraceCheckSpWp]: Computing forward predicates...