./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 58eb58cb5c8fae443da843d32db0bd9b25c33d5587a82bee515f6a22a1baa423 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 18:08:00,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 18:08:00,356 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-05 18:08:00,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 18:08:00,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 18:08:00,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 18:08:00,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 18:08:00,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 18:08:00,381 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 18:08:00,381 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 18:08:00,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 18:08:00,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 18:08:00,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 18:08:00,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 18:08:00,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 18:08:00,382 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 18:08:00,383 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 18:08:00,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 18:08:00,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 18:08:00,384 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 18:08:00,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 18:08:00,384 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 18:08:00,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 18:08:00,384 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58eb58cb5c8fae443da843d32db0bd9b25c33d5587a82bee515f6a22a1baa423 [2025-02-05 18:08:00,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 18:08:00,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 18:08:00,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 18:08:00,611 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 18:08:00,612 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 18:08:00,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c [2025-02-05 18:08:01,863 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e26ab34f3/bfe1f152feb94bbda4de9edbac93afc0/FLAGd30b32fde [2025-02-05 18:08:02,266 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 18:08:02,267 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c [2025-02-05 18:08:02,287 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e26ab34f3/bfe1f152feb94bbda4de9edbac93afc0/FLAGd30b32fde [2025-02-05 18:08:02,461 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e26ab34f3/bfe1f152feb94bbda4de9edbac93afc0 [2025-02-05 18:08:02,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 18:08:02,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 18:08:02,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 18:08:02,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 18:08:02,468 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 18:08:02,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 06:08:02" (1/1) ... [2025-02-05 18:08:02,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47167c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:02, skipping insertion in model container [2025-02-05 18:08:02,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 06:08:02" (1/1) ... [2025-02-05 18:08:02,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 18:08:02,658 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c[1175,1188] [2025-02-05 18:08:03,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 18:08:03,228 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 18:08:03,237 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c[1175,1188] [2025-02-05 18:08:03,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 18:08:03,550 INFO L204 MainTranslator]: Completed translation [2025-02-05 18:08:03,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03 WrapperNode [2025-02-05 18:08:03,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 18:08:03,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 18:08:03,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 18:08:03,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 18:08:03,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:03,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:05,270 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12217 [2025-02-05 18:08:05,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 18:08:05,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 18:08:05,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 18:08:05,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 18:08:05,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:05,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:05,927 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,196 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 18:08:06,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,519 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 18:08:06,873 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 18:08:06,873 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 18:08:06,874 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 18:08:06,875 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (1/1) ... [2025-02-05 18:08:06,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 18:08:06,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 18:08:06,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 18:08:06,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 18:08:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 18:08:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 18:08:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 18:08:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 18:08:07,465 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 18:08:07,467 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 18:08:23,445 INFO L? ?]: Removed 6882 outVars from TransFormulas that were not future-live. [2025-02-05 18:08:23,446 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 18:08:23,716 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 18:08:23,716 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 18:08:23,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 06:08:23 BoogieIcfgContainer [2025-02-05 18:08:23,717 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 18:08:23,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 18:08:23,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 18:08:23,722 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 18:08:23,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 06:08:02" (1/3) ... [2025-02-05 18:08:23,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1039e2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 06:08:23, skipping insertion in model container [2025-02-05 18:08:23,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:03" (2/3) ... [2025-02-05 18:08:23,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1039e2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 06:08:23, skipping insertion in model container [2025-02-05 18:08:23,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 06:08:23" (3/3) ... [2025-02-05 18:08:23,725 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.anderson.8.prop1-func-interl.c [2025-02-05 18:08:23,738 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 18:08:23,740 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.anderson.8.prop1-func-interl.c that has 1 procedures, 4176 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 18:08:23,845 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 18:08:23,854 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;@3370e633, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 18:08:23,856 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 18:08:23,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 4176 states, 4174 states have (on average 1.5033540967896502) internal successors, (6275), 4175 states have internal predecessors, (6275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2025-02-05 18:08:23,883 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:23,884 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:23,884 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:23,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:23,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1244199005, now seen corresponding path program 1 times [2025-02-05 18:08:23,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:23,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83632172] [2025-02-05 18:08:23,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:23,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:24,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 159 statements into 1 equivalence classes. [2025-02-05 18:08:24,137 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 159 of 159 statements. [2025-02-05 18:08:24,137 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:24,137 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:24,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:24,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83632172] [2025-02-05 18:08:24,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83632172] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:24,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:24,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 18:08:24,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365697169] [2025-02-05 18:08:24,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:24,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 18:08:24,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:24,992 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 18:08:24,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:08:25,001 INFO L87 Difference]: Start difference. First operand has 4176 states, 4174 states have (on average 1.5033540967896502) internal successors, (6275), 4175 states have internal predecessors, (6275), 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 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:28,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:28,427 INFO L93 Difference]: Finished difference Result 8145 states and 12243 transitions. [2025-02-05 18:08:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 18:08:28,430 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 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 159 [2025-02-05 18:08:28,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:28,453 INFO L225 Difference]: With dead ends: 8145 [2025-02-05 18:08:28,453 INFO L226 Difference]: Without dead ends: 4175 [2025-02-05 18:08:28,463 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:08:28,464 INFO L435 NwaCegarLoop]: 5235 mSDtfsCounter, 0 mSDsluCounter, 10465 mSDsCounter, 0 mSdLazyCounter, 3112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15700 SdHoareTripleChecker+Invalid, 3112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:28,465 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15700 Invalid, 3112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3112 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2025-02-05 18:08:28,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4175 states. [2025-02-05 18:08:28,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4175 to 4175. [2025-02-05 18:08:28,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4174 states have (on average 1.5028749401054144) internal successors, (6273), 4174 states have internal predecessors, (6273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 6273 transitions. [2025-02-05 18:08:28,583 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 6273 transitions. Word has length 159 [2025-02-05 18:08:28,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:28,584 INFO L471 AbstractCegarLoop]: Abstraction has 4175 states and 6273 transitions. [2025-02-05 18:08:28,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:28,584 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 6273 transitions. [2025-02-05 18:08:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2025-02-05 18:08:28,588 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:28,588 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:28,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-05 18:08:28,588 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:28,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:28,589 INFO L85 PathProgramCache]: Analyzing trace with hash -79850605, now seen corresponding path program 1 times [2025-02-05 18:08:28,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:28,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598780975] [2025-02-05 18:08:28,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:28,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:28,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 160 statements into 1 equivalence classes. [2025-02-05 18:08:28,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 160 of 160 statements. [2025-02-05 18:08:28,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:28,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:28,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:28,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:28,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598780975] [2025-02-05 18:08:28,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598780975] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:28,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:28,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 18:08:28,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28036944] [2025-02-05 18:08:28,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:28,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 18:08:28,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:28,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 18:08:28,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:08:28,934 INFO L87 Difference]: Start difference. First operand 4175 states and 6273 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:30,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:30,898 INFO L93 Difference]: Finished difference Result 8146 states and 12241 transitions. [2025-02-05 18:08:30,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 18:08:30,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 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 160 [2025-02-05 18:08:30,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:30,931 INFO L225 Difference]: With dead ends: 8146 [2025-02-05 18:08:30,932 INFO L226 Difference]: Without dead ends: 4177 [2025-02-05 18:08:30,935 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:08:30,936 INFO L435 NwaCegarLoop]: 5235 mSDtfsCounter, 0 mSDsluCounter, 10462 mSDsCounter, 0 mSdLazyCounter, 3115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15697 SdHoareTripleChecker+Invalid, 3115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:30,936 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15697 Invalid, 3115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3115 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2025-02-05 18:08:30,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4177 states. [2025-02-05 18:08:30,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4177 to 4177. [2025-02-05 18:08:31,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4177 states, 4176 states have (on average 1.5026340996168583) internal successors, (6275), 4176 states have internal predecessors, (6275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:31,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 4177 states and 6275 transitions. [2025-02-05 18:08:31,009 INFO L78 Accepts]: Start accepts. Automaton has 4177 states and 6275 transitions. Word has length 160 [2025-02-05 18:08:31,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:31,009 INFO L471 AbstractCegarLoop]: Abstraction has 4177 states and 6275 transitions. [2025-02-05 18:08:31,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 4177 states and 6275 transitions. [2025-02-05 18:08:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-02-05 18:08:31,011 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:31,011 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:31,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-05 18:08:31,012 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:31,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:31,012 INFO L85 PathProgramCache]: Analyzing trace with hash -543852776, now seen corresponding path program 1 times [2025-02-05 18:08:31,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:31,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977137156] [2025-02-05 18:08:31,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:31,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:31,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-02-05 18:08:31,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-02-05 18:08:31,097 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:31,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:31,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:31,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:31,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977137156] [2025-02-05 18:08:31,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977137156] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:31,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:31,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 18:08:31,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929220506] [2025-02-05 18:08:31,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:31,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 18:08:31,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:31,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 18:08:31,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:08:31,371 INFO L87 Difference]: Start difference. First operand 4177 states and 6275 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:32,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:32,907 INFO L93 Difference]: Finished difference Result 8154 states and 12251 transitions. [2025-02-05 18:08:32,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 18:08:32,908 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 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 161 [2025-02-05 18:08:32,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:32,919 INFO L225 Difference]: With dead ends: 8154 [2025-02-05 18:08:32,920 INFO L226 Difference]: Without dead ends: 4183 [2025-02-05 18:08:32,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:08:32,927 INFO L435 NwaCegarLoop]: 5235 mSDtfsCounter, 4 mSDsluCounter, 10457 mSDsCounter, 0 mSdLazyCounter, 3120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 15692 SdHoareTripleChecker+Invalid, 3120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:32,928 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 15692 Invalid, 3120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3120 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-02-05 18:08:32,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4183 states. [2025-02-05 18:08:32,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4183 to 4183. [2025-02-05 18:08:32,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4183 states, 4182 states have (on average 1.502391200382592) internal successors, (6283), 4182 states have internal predecessors, (6283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:32,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 4183 states and 6283 transitions. [2025-02-05 18:08:32,983 INFO L78 Accepts]: Start accepts. Automaton has 4183 states and 6283 transitions. Word has length 161 [2025-02-05 18:08:32,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:32,984 INFO L471 AbstractCegarLoop]: Abstraction has 4183 states and 6283 transitions. [2025-02-05 18:08:32,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4183 states and 6283 transitions. [2025-02-05 18:08:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-02-05 18:08:32,986 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:32,986 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:32,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-05 18:08:32,986 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:32,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:32,987 INFO L85 PathProgramCache]: Analyzing trace with hash -600485059, now seen corresponding path program 1 times [2025-02-05 18:08:32,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:32,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387904641] [2025-02-05 18:08:32,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:32,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:33,034 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-02-05 18:08:33,057 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-02-05 18:08:33,057 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:33,057 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:33,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:33,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387904641] [2025-02-05 18:08:33,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387904641] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:33,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:33,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-05 18:08:33,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320672536] [2025-02-05 18:08:33,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:33,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 18:08:33,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:33,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 18:08:33,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-05 18:08:33,268 INFO L87 Difference]: Start difference. First operand 4183 states and 6283 transitions. Second operand has 5 states, 5 states have (on average 32.4) internal successors, (162), 5 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:35,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:35,154 INFO L93 Difference]: Finished difference Result 8164 states and 12263 transitions. [2025-02-05 18:08:35,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 18:08:35,154 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 5 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2025-02-05 18:08:35,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:35,163 INFO L225 Difference]: With dead ends: 8164 [2025-02-05 18:08:35,164 INFO L226 Difference]: Without dead ends: 4187 [2025-02-05 18:08:35,167 INFO L434 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 [2025-02-05 18:08:35,167 INFO L435 NwaCegarLoop]: 5235 mSDtfsCounter, 0 mSDsluCounter, 10457 mSDsCounter, 0 mSdLazyCounter, 3121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15692 SdHoareTripleChecker+Invalid, 3122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:35,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15692 Invalid, 3122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3121 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2025-02-05 18:08:35,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4187 states. [2025-02-05 18:08:35,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4187 to 4183. [2025-02-05 18:08:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4183 states, 4182 states have (on average 1.502391200382592) internal successors, (6283), 4182 states have internal predecessors, (6283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 4183 states and 6283 transitions. [2025-02-05 18:08:35,217 INFO L78 Accepts]: Start accepts. Automaton has 4183 states and 6283 transitions. Word has length 162 [2025-02-05 18:08:35,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:35,217 INFO L471 AbstractCegarLoop]: Abstraction has 4183 states and 6283 transitions. [2025-02-05 18:08:35,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 5 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 4183 states and 6283 transitions. [2025-02-05 18:08:35,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-02-05 18:08:35,218 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:35,219 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:35,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-05 18:08:35,219 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:35,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:35,220 INFO L85 PathProgramCache]: Analyzing trace with hash 453201619, now seen corresponding path program 1 times [2025-02-05 18:08:35,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:35,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033180788] [2025-02-05 18:08:35,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:35,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:35,271 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-02-05 18:08:35,326 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-02-05 18:08:35,326 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:35,326 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:35,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:35,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:35,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033180788] [2025-02-05 18:08:35,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033180788] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:35,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:35,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-05 18:08:35,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730128173] [2025-02-05 18:08:35,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:35,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 18:08:35,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:35,571 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 18:08:35,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-05 18:08:35,571 INFO L87 Difference]: Start difference. First operand 4183 states and 6283 transitions. Second operand has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:40,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:40,730 INFO L93 Difference]: Finished difference Result 12121 states and 18209 transitions. [2025-02-05 18:08:40,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 18:08:40,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2025-02-05 18:08:40,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:40,749 INFO L225 Difference]: With dead ends: 12121 [2025-02-05 18:08:40,750 INFO L226 Difference]: Without dead ends: 8144 [2025-02-05 18:08:40,757 INFO L434 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 [2025-02-05 18:08:40,758 INFO L435 NwaCegarLoop]: 4012 mSDtfsCounter, 6103 mSDsluCounter, 11886 mSDsCounter, 0 mSdLazyCounter, 8879 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6103 SdHoareTripleChecker+Valid, 15898 SdHoareTripleChecker+Invalid, 8880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:40,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6103 Valid, 15898 Invalid, 8880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8879 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2025-02-05 18:08:40,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8144 states. [2025-02-05 18:08:40,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8144 to 4274. [2025-02-05 18:08:40,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4274 states, 4273 states have (on average 1.5019892347296981) internal successors, (6418), 4273 states have internal predecessors, (6418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:40,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 4274 states and 6418 transitions. [2025-02-05 18:08:40,927 INFO L78 Accepts]: Start accepts. Automaton has 4274 states and 6418 transitions. Word has length 163 [2025-02-05 18:08:40,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:40,927 INFO L471 AbstractCegarLoop]: Abstraction has 4274 states and 6418 transitions. [2025-02-05 18:08:40,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:40,931 INFO L276 IsEmpty]: Start isEmpty. Operand 4274 states and 6418 transitions. [2025-02-05 18:08:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2025-02-05 18:08:40,933 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:40,933 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:40,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-05 18:08:40,933 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:40,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:40,933 INFO L85 PathProgramCache]: Analyzing trace with hash 2010767087, now seen corresponding path program 1 times [2025-02-05 18:08:40,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:40,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479749743] [2025-02-05 18:08:40,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:40,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:40,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-02-05 18:08:41,042 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-02-05 18:08:41,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:41,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:41,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:41,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:41,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479749743] [2025-02-05 18:08:41,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479749743] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:41,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:41,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-05 18:08:41,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037339794] [2025-02-05 18:08:41,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:41,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-05 18:08:41,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:41,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-05 18:08:41,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-05 18:08:41,494 INFO L87 Difference]: Start difference. First operand 4274 states and 6418 transitions. Second operand has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:46,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:46,170 INFO L93 Difference]: Finished difference Result 8266 states and 12414 transitions. [2025-02-05 18:08:46,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-05 18:08:46,171 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2025-02-05 18:08:46,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:46,179 INFO L225 Difference]: With dead ends: 8266 [2025-02-05 18:08:46,179 INFO L226 Difference]: Without dead ends: 4289 [2025-02-05 18:08:46,182 INFO L434 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 [2025-02-05 18:08:46,183 INFO L435 NwaCegarLoop]: 3987 mSDtfsCounter, 6136 mSDsluCounter, 11949 mSDsCounter, 0 mSdLazyCounter, 9147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6136 SdHoareTripleChecker+Valid, 15936 SdHoareTripleChecker+Invalid, 9148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:46,183 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6136 Valid, 15936 Invalid, 9148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9147 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2025-02-05 18:08:46,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4289 states. [2025-02-05 18:08:46,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4289 to 4287. [2025-02-05 18:08:46,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4287 states, 4286 states have (on average 1.500933271115259) internal successors, (6433), 4286 states have internal predecessors, (6433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:46,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 6433 transitions. [2025-02-05 18:08:46,234 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 6433 transitions. Word has length 164 [2025-02-05 18:08:46,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:46,235 INFO L471 AbstractCegarLoop]: Abstraction has 4287 states and 6433 transitions. [2025-02-05 18:08:46,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 6433 transitions. [2025-02-05 18:08:46,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2025-02-05 18:08:46,236 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:46,236 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:46,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-05 18:08:46,236 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:46,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:46,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1496256795, now seen corresponding path program 1 times [2025-02-05 18:08:46,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:46,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011497653] [2025-02-05 18:08:46,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:46,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:46,283 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-02-05 18:08:46,318 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-02-05 18:08:46,318 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:46,318 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:08:48,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:08:48,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 18:08:48,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011497653] [2025-02-05 18:08:48,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011497653] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:08:48,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:08:48,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-05 18:08:48,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757924983] [2025-02-05 18:08:48,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:08:48,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 18:08:48,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 18:08:48,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 18:08:48,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-05 18:08:48,151 INFO L87 Difference]: Start difference. First operand 4287 states and 6433 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:52,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:08:52,178 INFO L93 Difference]: Finished difference Result 11331 states and 17025 transitions. [2025-02-05 18:08:52,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 18:08:52,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2025-02-05 18:08:52,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:08:52,192 INFO L225 Difference]: With dead ends: 11331 [2025-02-05 18:08:52,192 INFO L226 Difference]: Without dead ends: 7341 [2025-02-05 18:08:52,196 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-05 18:08:52,197 INFO L435 NwaCegarLoop]: 4971 mSDtfsCounter, 4860 mSDsluCounter, 14557 mSDsCounter, 0 mSdLazyCounter, 5249 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4860 SdHoareTripleChecker+Valid, 19528 SdHoareTripleChecker+Invalid, 5277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 5249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2025-02-05 18:08:52,200 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4860 Valid, 19528 Invalid, 5277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 5249 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2025-02-05 18:08:52,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7341 states. [2025-02-05 18:08:52,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7341 to 5525. [2025-02-05 18:08:52,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5525 states, 5524 states have (on average 1.4998189717595944) internal successors, (8285), 5524 states have internal predecessors, (8285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5525 states to 5525 states and 8285 transitions. [2025-02-05 18:08:52,379 INFO L78 Accepts]: Start accepts. Automaton has 5525 states and 8285 transitions. Word has length 165 [2025-02-05 18:08:52,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:08:52,379 INFO L471 AbstractCegarLoop]: Abstraction has 5525 states and 8285 transitions. [2025-02-05 18:08:52,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 18:08:52,379 INFO L276 IsEmpty]: Start isEmpty. Operand 5525 states and 8285 transitions. [2025-02-05 18:08:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2025-02-05 18:08:52,386 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:08:52,386 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:52,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-05 18:08:52,386 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:08:52,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:08:52,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1841899305, now seen corresponding path program 1 times [2025-02-05 18:08:52,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 18:08:52,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699629323] [2025-02-05 18:08:52,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:08:52,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 18:08:52,481 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-02-05 18:08:52,548 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-02-05 18:08:52,550 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:52,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 18:08:52,550 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 18:08:52,602 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-02-05 18:08:52,678 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-02-05 18:08:52,679 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:08:52,679 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 18:08:52,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 18:08:52,836 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 18:08:52,837 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 18:08:52,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-05 18:08:52,840 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 18:08:52,922 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-02-05 18:08:52,949 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 18:08:52,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 06:08:52 BoogieIcfgContainer [2025-02-05 18:08:52,954 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 18:08:52,955 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 18:08:52,955 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 18:08:52,955 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 18:08:52,956 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 06:08:23" (3/4) ... [2025-02-05 18:08:52,957 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 18:08:52,958 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 18:08:52,959 INFO L158 Benchmark]: Toolchain (without parser) took 50495.20ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 947.9MB). Free memory was 108.3MB in the beginning and 560.0MB in the end (delta: -451.7MB). Peak memory consumption was 492.8MB. Max. memory is 16.1GB. [2025-02-05 18:08:52,959 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 18:08:52,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1086.92ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 58.1MB in the end (delta: 50.2MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. [2025-02-05 18:08:52,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 1718.38ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 57.9MB in the beginning and 157.6MB in the end (delta: -99.7MB). Peak memory consumption was 293.7MB. Max. memory is 16.1GB. [2025-02-05 18:08:52,960 INFO L158 Benchmark]: Boogie Preprocessor took 1600.30ms. Allocated memory was 419.4MB in the beginning and 1.3GB in the end (delta: 838.9MB). Free memory was 157.6MB in the beginning and 943.3MB in the end (delta: -785.7MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. [2025-02-05 18:08:52,960 INFO L158 Benchmark]: IcfgBuilder took 16843.29ms. Allocated memory was 1.3GB in the beginning and 1.1GB in the end (delta: -167.8MB). Free memory was 943.3MB in the beginning and 223.7MB in the end (delta: 719.5MB). Peak memory consumption was 825.4MB. Max. memory is 16.1GB. [2025-02-05 18:08:52,960 INFO L158 Benchmark]: TraceAbstraction took 29236.30ms. Allocated memory is still 1.1GB. Free memory was 223.7MB in the beginning and 560.1MB in the end (delta: -336.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 18:08:52,960 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 1.1GB. Free memory was 560.1MB in the beginning and 560.0MB in the end (delta: 57.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 18:08:52,961 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1086.92ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 58.1MB in the end (delta: 50.2MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1718.38ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 57.9MB in the beginning and 157.6MB in the end (delta: -99.7MB). Peak memory consumption was 293.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1600.30ms. Allocated memory was 419.4MB in the beginning and 1.3GB in the end (delta: 838.9MB). Free memory was 157.6MB in the beginning and 943.3MB in the end (delta: -785.7MB). Peak memory consumption was 125.1MB. Max. memory is 16.1GB. * IcfgBuilder took 16843.29ms. Allocated memory was 1.3GB in the beginning and 1.1GB in the end (delta: -167.8MB). Free memory was 943.3MB in the beginning and 223.7MB in the end (delta: 719.5MB). Peak memory consumption was 825.4MB. Max. memory is 16.1GB. * TraceAbstraction took 29236.30ms. Allocated memory is still 1.1GB. Free memory was 223.7MB in the beginning and 560.1MB in the end (delta: -336.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.28ms. Allocated memory is still 1.1GB. Free memory was 560.1MB in the beginning and 560.0MB in the end (delta: 57.8kB). 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 374, overapproximation of bitwiseAnd at line 372. 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_36 = 0; [L40] const SORT_4 var_109 = 1; [L41] const SORT_4 var_110 = 0; [L42] const SORT_2 var_127 = 1; [L43] const SORT_3 var_129 = 0; [L44] const SORT_4 var_132 = 7; [L45] const SORT_2 var_136 = 0; [L46] const SORT_4 var_254 = 2; [L47] const SORT_2 var_257 = 2; [L48] const SORT_4 var_299 = 3; [L49] const SORT_2 var_302 = 3; [L50] const SORT_4 var_344 = 4; [L51] const SORT_2 var_347 = 4; [L52] const SORT_4 var_389 = 5; [L53] const SORT_2 var_392 = 5; [L54] const SORT_4 var_434 = 6; [L55] const SORT_2 var_437 = 6; [L57] SORT_1 input_128; [L58] SORT_1 input_138; [L59] SORT_1 input_140; [L60] SORT_1 input_147; [L61] SORT_1 input_149; [L62] SORT_1 input_156; [L63] SORT_1 input_158; [L64] SORT_1 input_165; [L65] SORT_1 input_167; [L66] SORT_1 input_174; [L67] SORT_1 input_176; [L68] SORT_1 input_183; [L69] SORT_1 input_185; [L70] SORT_1 input_192; [L71] SORT_1 input_479; [L72] SORT_1 input_483; [L73] SORT_1 input_486; [L74] SORT_1 input_487; [L75] SORT_1 input_488; [L76] SORT_1 input_489; [L77] SORT_1 input_490; [L78] SORT_1 input_491; [L79] SORT_1 input_492; [L80] SORT_1 input_493; [L81] SORT_1 input_494; [L82] SORT_1 input_495; [L83] SORT_1 input_496; [L84] SORT_1 input_497; [L85] SORT_1 input_513; [L86] SORT_1 input_519; [L87] SORT_1 input_525; [L88] SORT_1 input_531; [L89] SORT_1 input_537; [L90] SORT_1 input_543; [L91] SORT_1 input_549; [L92] SORT_1 input_564; [L93] SORT_1 input_582; [L94] SORT_1 input_600; [L95] SORT_1 input_618; [L96] SORT_1 input_636; [L97] SORT_1 input_654; [L98] SORT_1 input_672; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L100] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L101] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L102] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L103] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L104] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L105] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L106] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L107] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L108] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L109] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L110] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L111] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L112] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L113] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L114] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L115] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L116] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L117] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L118] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L119] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L120] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L121] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L122] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L123] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L124] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L125] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L126] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L127] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L128] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L129] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L130] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L131] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L132] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L133] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L134] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L135] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L136] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L137] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L138] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L139] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L140] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L141] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L142] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L143] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L144] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L145] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L146] SORT_1 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L147] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L148] SORT_1 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L149] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_36=0, var_389=5, var_392=5, var_434=6, var_437=6, var_5=0] [L150] SORT_1 state_107 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] SORT_2 init_7_arg_1 = var_5; [L153] state_6 = init_7_arg_1 [L154] SORT_2 init_9_arg_1 = var_5; [L155] state_8 = init_9_arg_1 [L156] SORT_2 init_11_arg_1 = var_5; [L157] state_10 = init_11_arg_1 [L158] SORT_2 init_13_arg_1 = var_5; [L159] state_12 = init_13_arg_1 [L160] SORT_2 init_15_arg_1 = var_5; [L161] state_14 = init_15_arg_1 [L162] SORT_2 init_17_arg_1 = var_5; [L163] state_16 = init_17_arg_1 [L164] SORT_2 init_19_arg_1 = var_5; [L165] state_18 = init_19_arg_1 [L166] SORT_2 init_21_arg_1 = var_5; [L167] state_20 = init_21_arg_1 [L168] SORT_2 init_23_arg_1 = var_5; [L169] state_22 = init_23_arg_1 [L170] SORT_2 init_25_arg_1 = var_5; [L171] state_24 = init_25_arg_1 [L172] SORT_2 init_27_arg_1 = var_5; [L173] state_26 = init_27_arg_1 [L174] SORT_2 init_29_arg_1 = var_5; [L175] state_28 = init_29_arg_1 [L176] SORT_2 init_31_arg_1 = var_5; [L177] state_30 = init_31_arg_1 [L178] SORT_2 init_33_arg_1 = var_5; [L179] state_32 = init_33_arg_1 [L180] SORT_2 init_35_arg_1 = var_5; [L181] state_34 = init_35_arg_1 [L182] SORT_1 init_38_arg_1 = var_36; [L183] state_37 = init_38_arg_1 [L184] SORT_1 init_40_arg_1 = var_36; [L185] state_39 = init_40_arg_1 [L186] SORT_1 init_42_arg_1 = var_36; [L187] state_41 = init_42_arg_1 [L188] SORT_1 init_44_arg_1 = var_36; [L189] state_43 = init_44_arg_1 [L190] SORT_1 init_46_arg_1 = var_36; [L191] state_45 = init_46_arg_1 [L192] SORT_1 init_48_arg_1 = var_36; [L193] state_47 = init_48_arg_1 [L194] SORT_1 init_50_arg_1 = var_36; [L195] state_49 = init_50_arg_1 [L196] SORT_1 init_52_arg_1 = var_36; [L197] state_51 = init_52_arg_1 [L198] SORT_1 init_54_arg_1 = var_36; [L199] state_53 = init_54_arg_1 [L200] SORT_1 init_56_arg_1 = var_36; [L201] state_55 = init_56_arg_1 [L202] SORT_1 init_58_arg_1 = var_36; [L203] state_57 = init_58_arg_1 [L204] SORT_1 init_60_arg_1 = var_36; [L205] state_59 = init_60_arg_1 [L206] SORT_1 init_62_arg_1 = var_36; [L207] state_61 = init_62_arg_1 [L208] SORT_1 init_64_arg_1 = var_36; [L209] state_63 = init_64_arg_1 [L210] SORT_1 init_66_arg_1 = var_36; [L211] state_65 = init_66_arg_1 [L212] SORT_1 init_68_arg_1 = var_36; [L213] state_67 = init_68_arg_1 [L214] SORT_1 init_70_arg_1 = var_36; [L215] state_69 = init_70_arg_1 [L216] SORT_1 init_72_arg_1 = var_36; [L217] state_71 = init_72_arg_1 [L218] SORT_1 init_74_arg_1 = var_36; [L219] state_73 = init_74_arg_1 [L220] SORT_1 init_76_arg_1 = var_36; [L221] state_75 = init_76_arg_1 [L222] SORT_1 init_78_arg_1 = var_36; [L223] state_77 = init_78_arg_1 [L224] SORT_1 init_80_arg_1 = var_36; [L225] state_79 = init_80_arg_1 [L226] SORT_1 init_82_arg_1 = var_36; [L227] state_81 = init_82_arg_1 [L228] SORT_1 init_84_arg_1 = var_36; [L229] state_83 = init_84_arg_1 [L230] SORT_1 init_86_arg_1 = var_36; [L231] state_85 = init_86_arg_1 [L232] SORT_1 init_88_arg_1 = var_36; [L233] state_87 = init_88_arg_1 [L234] SORT_1 init_90_arg_1 = var_36; [L235] state_89 = init_90_arg_1 [L236] SORT_1 init_92_arg_1 = var_36; [L237] state_91 = init_92_arg_1 [L238] SORT_1 init_94_arg_1 = var_36; [L239] state_93 = init_94_arg_1 [L240] SORT_1 init_96_arg_1 = var_36; [L241] state_95 = init_96_arg_1 [L242] SORT_1 init_98_arg_1 = var_36; [L243] state_97 = init_98_arg_1 [L244] SORT_1 init_100_arg_1 = var_36; [L245] state_99 = init_100_arg_1 [L246] SORT_1 init_102_arg_1 = var_36; [L247] state_101 = init_102_arg_1 [L248] SORT_1 init_104_arg_1 = var_36; [L249] state_103 = init_104_arg_1 [L250] SORT_1 init_106_arg_1 = var_36; [L251] state_105 = init_106_arg_1 [L252] SORT_1 init_108_arg_1 = var_36; [L253] state_107 = init_108_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L256] input_128 = __VERIFIER_nondet_uchar() [L257] input_138 = __VERIFIER_nondet_uchar() [L258] input_140 = __VERIFIER_nondet_uchar() [L259] input_147 = __VERIFIER_nondet_uchar() [L260] input_149 = __VERIFIER_nondet_uchar() [L261] input_156 = __VERIFIER_nondet_uchar() [L262] input_158 = __VERIFIER_nondet_uchar() [L263] input_165 = __VERIFIER_nondet_uchar() [L264] input_167 = __VERIFIER_nondet_uchar() [L265] input_174 = __VERIFIER_nondet_uchar() [L266] input_176 = __VERIFIER_nondet_uchar() [L267] input_183 = __VERIFIER_nondet_uchar() [L268] input_185 = __VERIFIER_nondet_uchar() [L269] input_192 = __VERIFIER_nondet_uchar() [L270] input_479 = __VERIFIER_nondet_uchar() [L271] EXPR input_479 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L271] input_479 = input_479 & mask_SORT_1 [L272] input_483 = __VERIFIER_nondet_uchar() [L273] EXPR input_483 & mask_SORT_1 VAL [input_479=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L273] input_483 = input_483 & mask_SORT_1 [L274] input_486 = __VERIFIER_nondet_uchar() [L275] EXPR input_486 & mask_SORT_1 VAL [input_479=0, input_483=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L275] input_486 = input_486 & mask_SORT_1 [L276] input_487 = __VERIFIER_nondet_uchar() [L277] EXPR input_487 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L277] input_487 = input_487 & mask_SORT_1 [L278] input_488 = __VERIFIER_nondet_uchar() [L279] EXPR input_488 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L279] input_488 = input_488 & mask_SORT_1 [L280] input_489 = __VERIFIER_nondet_uchar() [L281] EXPR input_489 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L281] input_489 = input_489 & mask_SORT_1 [L282] input_490 = __VERIFIER_nondet_uchar() [L283] EXPR input_490 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L283] input_490 = input_490 & mask_SORT_1 [L284] input_491 = __VERIFIER_nondet_uchar() [L285] EXPR input_491 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L285] input_491 = input_491 & mask_SORT_1 [L286] input_492 = __VERIFIER_nondet_uchar() [L287] EXPR input_492 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L287] input_492 = input_492 & mask_SORT_1 [L288] input_493 = __VERIFIER_nondet_uchar() [L289] EXPR input_493 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L289] input_493 = input_493 & mask_SORT_1 [L290] input_494 = __VERIFIER_nondet_uchar() [L291] EXPR input_494 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L291] input_494 = input_494 & mask_SORT_1 [L292] input_495 = __VERIFIER_nondet_uchar() [L293] EXPR input_495 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L293] input_495 = input_495 & mask_SORT_1 [L294] input_496 = __VERIFIER_nondet_uchar() [L295] EXPR input_496 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L295] input_496 = input_496 & mask_SORT_1 [L296] input_497 = __VERIFIER_nondet_uchar() [L297] EXPR input_497 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L297] input_497 = input_497 & mask_SORT_1 [L298] input_513 = __VERIFIER_nondet_uchar() [L299] EXPR input_513 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L299] input_513 = input_513 & mask_SORT_1 [L300] input_519 = __VERIFIER_nondet_uchar() [L301] EXPR input_519 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L301] input_519 = input_519 & mask_SORT_1 [L302] input_525 = __VERIFIER_nondet_uchar() [L303] EXPR input_525 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L303] input_525 = input_525 & mask_SORT_1 [L304] input_531 = __VERIFIER_nondet_uchar() [L305] EXPR input_531 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L305] input_531 = input_531 & mask_SORT_1 [L306] input_537 = __VERIFIER_nondet_uchar() [L307] EXPR input_537 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L307] input_537 = input_537 & mask_SORT_1 [L308] input_543 = __VERIFIER_nondet_uchar() [L309] EXPR input_543 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L309] input_543 = input_543 & mask_SORT_1 [L310] input_549 = __VERIFIER_nondet_uchar() [L311] EXPR input_549 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L311] input_549 = input_549 & mask_SORT_1 [L312] input_564 = __VERIFIER_nondet_uchar() [L313] input_582 = __VERIFIER_nondet_uchar() [L314] input_600 = __VERIFIER_nondet_uchar() [L315] input_618 = __VERIFIER_nondet_uchar() [L316] input_636 = __VERIFIER_nondet_uchar() [L317] input_654 = __VERIFIER_nondet_uchar() [L318] input_672 = __VERIFIER_nondet_uchar() [L321] SORT_1 var_111_arg_0 = state_45; [L322] SORT_4 var_111_arg_1 = var_109; [L323] SORT_4 var_111_arg_2 = var_110; [L324] SORT_4 var_111 = var_111_arg_0 ? var_111_arg_1 : var_111_arg_2; [L325] SORT_1 var_112_arg_0 = state_55; [L326] SORT_4 var_112_arg_1 = var_109; [L327] SORT_4 var_112_arg_2 = var_110; [L328] SORT_4 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L329] SORT_4 var_113_arg_0 = var_111; [L330] SORT_4 var_113_arg_1 = var_112; [L331] SORT_4 var_113 = var_113_arg_0 + var_113_arg_1; [L332] SORT_1 var_114_arg_0 = state_65; [L333] SORT_4 var_114_arg_1 = var_109; [L334] SORT_4 var_114_arg_2 = var_110; [L335] SORT_4 var_114 = var_114_arg_0 ? var_114_arg_1 : var_114_arg_2; [L336] SORT_4 var_115_arg_0 = var_113; [L337] SORT_4 var_115_arg_1 = var_114; [L338] SORT_4 var_115 = var_115_arg_0 + var_115_arg_1; [L339] SORT_1 var_116_arg_0 = state_75; [L340] SORT_4 var_116_arg_1 = var_109; [L341] SORT_4 var_116_arg_2 = var_110; [L342] SORT_4 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L343] SORT_4 var_117_arg_0 = var_115; [L344] SORT_4 var_117_arg_1 = var_116; [L345] SORT_4 var_117 = var_117_arg_0 + var_117_arg_1; [L346] SORT_1 var_118_arg_0 = state_85; [L347] SORT_4 var_118_arg_1 = var_109; [L348] SORT_4 var_118_arg_2 = var_110; [L349] SORT_4 var_118 = var_118_arg_0 ? var_118_arg_1 : var_118_arg_2; [L350] SORT_4 var_119_arg_0 = var_117; [L351] SORT_4 var_119_arg_1 = var_118; [L352] SORT_4 var_119 = var_119_arg_0 + var_119_arg_1; [L353] SORT_1 var_120_arg_0 = state_95; [L354] SORT_4 var_120_arg_1 = var_109; [L355] SORT_4 var_120_arg_2 = var_110; [L356] SORT_4 var_120 = var_120_arg_0 ? var_120_arg_1 : var_120_arg_2; [L357] SORT_4 var_121_arg_0 = var_119; [L358] SORT_4 var_121_arg_1 = var_120; [L359] SORT_4 var_121 = var_121_arg_0 + var_121_arg_1; [L360] SORT_1 var_122_arg_0 = state_105; [L361] SORT_4 var_122_arg_1 = var_109; [L362] SORT_4 var_122_arg_2 = var_110; [L363] SORT_4 var_122 = var_122_arg_0 ? var_122_arg_1 : var_122_arg_2; [L364] SORT_4 var_123_arg_0 = var_121; [L365] SORT_4 var_123_arg_1 = var_122; [L366] SORT_4 var_123 = var_123_arg_0 + var_123_arg_1; VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_123=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L367] EXPR var_123 & mask_SORT_4 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L367] var_123 = var_123 & mask_SORT_4 [L368] SORT_4 var_124_arg_0 = var_123; [L369] SORT_4 var_124_arg_1 = var_109; [L370] SORT_1 var_124 = var_124_arg_0 <= var_124_arg_1; [L371] SORT_1 var_125_arg_0 = ~state_107; VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_124=1, var_125_arg_0=-1, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L372] EXPR var_125_arg_0 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_124=1, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L372] var_125_arg_0 = var_125_arg_0 & mask_SORT_1 [L373] SORT_1 var_125_arg_1 = ~var_124; VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_125_arg_0=1, var_125_arg_1=-2, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L374] EXPR var_125_arg_1 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_125_arg_0=1, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L374] var_125_arg_1 = var_125_arg_1 & mask_SORT_1 [L375] EXPR var_125_arg_0 & var_125_arg_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L375] SORT_1 var_125 = var_125_arg_0 & var_125_arg_1; [L376] EXPR var_125 & mask_SORT_1 VAL [input_479=0, input_483=0, input_486=0, input_487=0, input_488=0, input_489=0, input_490=0, input_491=0, input_492=0, input_493=0, input_494=0, input_495=0, input_496=0, input_497=0, input_513=0, input_519=0, input_525=0, input_531=0, input_537=0, input_543=0, input_549=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, msb_SORT_4=2147483648, state_101=0, state_103=0, state_105=0, state_107=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_109=1, var_110=0, var_127=1, var_129=0, var_132=7, var_136=0, var_254=2, var_257=2, var_299=3, var_302=3, var_344=4, var_347=4, var_389=5, var_392=5, var_434=6, var_437=6] [L376] var_125 = var_125 & mask_SORT_1 [L377] SORT_1 bad_126_arg_0 = var_125; [L378] CALL __VERIFIER_assert(!(bad_126_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4176 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.1s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17103 SdHoareTripleChecker+Valid, 21.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17103 mSDsluCounter, 114143 SdHoareTripleChecker+Invalid, 17.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 80233 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35743 IncrementalHoareTripleChecker+Invalid, 35774 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 33910 mSDtfsCounter, 35743 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5525occurred in iteration=7, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 5692 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1299 NumberOfCodeBlocks, 1299 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1127 ConstructedInterpolants, 0 QuantifiedInterpolants, 5706 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-05 18:08:53,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 58eb58cb5c8fae443da843d32db0bd9b25c33d5587a82bee515f6a22a1baa423 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 18:08:55,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 18:08:55,261 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-02-05 18:08:55,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 18:08:55,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 18:08:55,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 18:08:55,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 18:08:55,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 18:08:55,279 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 18:08:55,280 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 18:08:55,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 18:08:55,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 18:08:55,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 18:08:55,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 18:08:55,280 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 18:08:55,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 18:08:55,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 18:08:55,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 18:08:55,281 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 18:08:55,281 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 18:08:55,282 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 18:08:55,282 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 18:08:55,283 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 18:08:55,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 18:08:55,283 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58eb58cb5c8fae443da843d32db0bd9b25c33d5587a82bee515f6a22a1baa423 [2025-02-05 18:08:55,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 18:08:55,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 18:08:55,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 18:08:55,511 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 18:08:55,511 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 18:08:55,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c [2025-02-05 18:08:56,742 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a71690ce6/b1ac626d057540e5b85b6a5449a1001b/FLAG5153094a9 [2025-02-05 18:08:57,167 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 18:08:57,171 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c [2025-02-05 18:08:57,205 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a71690ce6/b1ac626d057540e5b85b6a5449a1001b/FLAG5153094a9 [2025-02-05 18:08:57,218 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a71690ce6/b1ac626d057540e5b85b6a5449a1001b [2025-02-05 18:08:57,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 18:08:57,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 18:08:57,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 18:08:57,227 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 18:08:57,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 18:08:57,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 06:08:57" (1/1) ... [2025-02-05 18:08:57,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34938247 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:57, skipping insertion in model container [2025-02-05 18:08:57,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 06:08:57" (1/1) ... [2025-02-05 18:08:57,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 18:08:57,472 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c[1175,1188] [2025-02-05 18:08:57,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 18:08:57,892 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 18:08:57,899 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.anderson.8.prop1-func-interl.c[1175,1188] [2025-02-05 18:08:58,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 18:08:58,065 INFO L204 MainTranslator]: Completed translation [2025-02-05 18:08:58,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58 WrapperNode [2025-02-05 18:08:58,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 18:08:58,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 18:08:58,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 18:08:58,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 18:08:58,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,235 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3829 [2025-02-05 18:08:58,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 18:08:58,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 18:08:58,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 18:08:58,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 18:08:58,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,268 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,368 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 18:08:58,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,408 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 18:08:58,527 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 18:08:58,528 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 18:08:58,529 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 18:08:58,530 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (1/1) ... [2025-02-05 18:08:58,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 18:08:58,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 18:08:58,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 18:08:58,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 18:08:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 18:08:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 18:08:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 18:08:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 18:08:59,089 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 18:08:59,091 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 18:09:05,745 INFO L? ?]: Removed 157 outVars from TransFormulas that were not future-live. [2025-02-05 18:09:05,746 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 18:09:05,751 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 18:09:05,751 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 18:09:05,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 06:09:05 BoogieIcfgContainer [2025-02-05 18:09:05,752 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 18:09:05,753 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 18:09:05,754 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 18:09:05,757 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 18:09:05,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 06:08:57" (1/3) ... [2025-02-05 18:09:05,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65adb5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 06:09:05, skipping insertion in model container [2025-02-05 18:09:05,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 06:08:58" (2/3) ... [2025-02-05 18:09:05,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65adb5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 06:09:05, skipping insertion in model container [2025-02-05 18:09:05,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 06:09:05" (3/3) ... [2025-02-05 18:09:05,759 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.anderson.8.prop1-func-interl.c [2025-02-05 18:09:05,769 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 18:09:05,770 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.anderson.8.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 18:09:05,800 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 18:09:05,807 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;@7e44edbc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 18:09:05,808 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 18:09:05,811 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) [2025-02-05 18:09:05,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-02-05 18:09:05,814 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:09:05,814 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-02-05 18:09:05,815 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:09:05,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:09:05,818 INFO L85 PathProgramCache]: Analyzing trace with hash 38140359, now seen corresponding path program 1 times [2025-02-05 18:09:05,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 18:09:05,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2008825506] [2025-02-05 18:09:05,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:09:05,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 18:09:05,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 18:09:05,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 18:09:05,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 18:09:06,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-05 18:09:06,346 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-05 18:09:06,346 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:09:06,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:09:06,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 66 conjuncts are in the unsatisfiable core [2025-02-05 18:09:06,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 18:09:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 18:09:07,120 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 18:09:07,121 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 18:09:07,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008825506] [2025-02-05 18:09:07,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008825506] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 18:09:07,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 18:09:07,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 18:09:07,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292247368] [2025-02-05 18:09:07,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 18:09:07,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 18:09:07,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 18:09:07,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 18:09:07,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 18:09:07,137 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) [2025-02-05 18:09:09,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 18:09:09,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 18:09:09,419 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2025-02-05 18:09:09,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 18:09:09,421 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 [2025-02-05 18:09:09,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 18:09:09,425 INFO L225 Difference]: With dead ends: 18 [2025-02-05 18:09:09,425 INFO L226 Difference]: Without dead ends: 10 [2025-02-05 18:09:09,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 18:09:09,428 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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, 2.1s IncrementalHoareTripleChecker+Time [2025-02-05 18:09:09,428 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2025-02-05 18:09:09,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2025-02-05 18:09:09,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2025-02-05 18:09:09,443 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) [2025-02-05 18:09:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-02-05 18:09:09,446 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2025-02-05 18:09:09,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 18:09:09,447 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-02-05 18:09:09,447 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) [2025-02-05 18:09:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-02-05 18:09:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-02-05 18:09:09,447 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 18:09:09,447 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-02-05 18:09:09,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 18:09:09,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 18:09:09,648 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 18:09:09,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 18:09:09,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1926026653, now seen corresponding path program 1 times [2025-02-05 18:09:09,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 18:09:09,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [935221715] [2025-02-05 18:09:09,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 18:09:09,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 18:09:09,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 18:09:09,653 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 18:09:09,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 18:09:10,226 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-05 18:09:10,774 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-05 18:09:10,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 18:09:10,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 18:09:10,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 92 conjuncts are in the unsatisfiable core [2025-02-05 18:09:10,902 INFO L279 TraceCheckSpWp]: Computing forward predicates...