./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 17:56:16,351 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 17:56:16,394 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-03 17:56:16,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 17:56:16,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 17:56:16,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 17:56:16,420 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 17:56:16,420 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 17:56:16,420 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 17:56:16,421 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 17:56:16,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 17:56:16,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 17:56:16,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 17:56:16,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 17:56:16,422 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 17:56:16,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 17:56:16,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 17:56:16,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 17:56:16,423 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 17:56:16,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:56:16,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 17:56:16,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 17:56:16,425 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 17:56:16,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 17:56:16,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 17:56:16,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 17:56:16,425 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/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 -> f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 [2025-03-03 17:56:16,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 17:56:16,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 17:56:16,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 17:56:16,665 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 17:56:16,665 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 17:56:16,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2025-03-03 17:56:17,806 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf1bf1bca/61f865f85a954107b350649d34e5fc1f/FLAGb6573d8d1 [2025-03-03 17:56:18,179 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 17:56:18,179 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2025-03-03 17:56:18,195 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf1bf1bca/61f865f85a954107b350649d34e5fc1f/FLAGb6573d8d1 [2025-03-03 17:56:18,374 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf1bf1bca/61f865f85a954107b350649d34e5fc1f [2025-03-03 17:56:18,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 17:56:18,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 17:56:18,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 17:56:18,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 17:56:18,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 17:56:18,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:18,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecb9cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18, skipping insertion in model container [2025-03-03 17:56:18,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:18,428 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 17:56:18,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2025-03-03 17:56:18,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:56:18,817 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 17:56:18,824 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2025-03-03 17:56:18,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:56:18,994 INFO L204 MainTranslator]: Completed translation [2025-03-03 17:56:18,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18 WrapperNode [2025-03-03 17:56:18,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 17:56:18,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 17:56:18,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 17:56:18,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 17:56:19,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:19,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:19,665 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7428 [2025-03-03 17:56:19,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 17:56:19,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 17:56:19,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 17:56:19,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 17:56:19,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:19,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:19,859 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:19,993 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]. [2025-03-03 17:56:19,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:19,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:20,111 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:20,130 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:20,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:20,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:20,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 17:56:20,285 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 17:56:20,285 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 17:56:20,286 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 17:56:20,286 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (1/1) ... [2025-03-03 17:56:20,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:56:20,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:56:20,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 17:56:20,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 17:56:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 17:56:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 17:56:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 17:56:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 17:56:20,737 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 17:56:20,739 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 17:56:26,808 INFO L? ?]: Removed 4464 outVars from TransFormulas that were not future-live. [2025-03-03 17:56:26,809 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 17:56:26,973 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 17:56:26,973 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 17:56:26,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:56:26 BoogieIcfgContainer [2025-03-03 17:56:26,973 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 17:56:26,975 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 17:56:26,975 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 17:56:26,979 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 17:56:26,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 05:56:18" (1/3) ... [2025-03-03 17:56:26,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdb8b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:56:26, skipping insertion in model container [2025-03-03 17:56:26,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:56:18" (2/3) ... [2025-03-03 17:56:26,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdb8b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:56:26, skipping insertion in model container [2025-03-03 17:56:26,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:56:26" (3/3) ... [2025-03-03 17:56:26,980 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2025-03-03 17:56:26,993 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 17:56:26,994 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c that has 1 procedures, 2414 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 17:56:27,065 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 17:56:27,074 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;@42f45934, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 17:56:27,074 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 17:56:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 2414 states, 2412 states have (on average 1.506218905472637) internal successors, (3633), 2413 states have internal predecessors, (3633), 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) [2025-03-03 17:56:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 17:56:27,092 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:27,092 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] [2025-03-03 17:56:27,092 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:27,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:27,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1910512937, now seen corresponding path program 1 times [2025-03-03 17:56:27,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:27,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145013445] [2025-03-03 17:56:27,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:27,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:27,199 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 17:56:27,310 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 17:56:27,312 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:27,312 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:27,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:27,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145013445] [2025-03-03 17:56:27,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145013445] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:27,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:27,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:56:27,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142564238] [2025-03-03 17:56:27,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:27,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:56:27,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:27,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:56:27,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:56:27,772 INFO L87 Difference]: Start difference. First operand has 2414 states, 2412 states have (on average 1.506218905472637) internal successors, (3633), 2413 states have internal predecessors, (3633), 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 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:31,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 17:56:32,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:32,539 INFO L93 Difference]: Finished difference Result 4747 states and 7148 transitions. [2025-03-03 17:56:32,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:56:32,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2025-03-03 17:56:32,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:32,566 INFO L225 Difference]: With dead ends: 4747 [2025-03-03 17:56:32,566 INFO L226 Difference]: Without dead ends: 2411 [2025-03-03 17:56:32,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:56:32,578 INFO L435 NwaCegarLoop]: 3029 mSDtfsCounter, 3495 mSDsluCounter, 3027 mSDsCounter, 0 mSdLazyCounter, 1197 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3495 SdHoareTripleChecker+Valid, 6056 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:32,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3495 Valid, 6056 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1197 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2025-03-03 17:56:32,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2411 states. [2025-03-03 17:56:32,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2411 to 2411. [2025-03-03 17:56:32,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2411 states, 2410 states have (on average 1.5053941908713693) internal successors, (3628), 2410 states have internal predecessors, (3628), 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) [2025-03-03 17:56:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2411 states and 3628 transitions. [2025-03-03 17:56:32,680 INFO L78 Accepts]: Start accepts. Automaton has 2411 states and 3628 transitions. Word has length 149 [2025-03-03 17:56:32,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:32,681 INFO L471 AbstractCegarLoop]: Abstraction has 2411 states and 3628 transitions. [2025-03-03 17:56:32,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 3628 transitions. [2025-03-03 17:56:32,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-03 17:56:32,682 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:32,683 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] [2025-03-03 17:56:32,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 17:56:32,683 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:32,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:32,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1566944389, now seen corresponding path program 1 times [2025-03-03 17:56:32,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:32,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008469202] [2025-03-03 17:56:32,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:32,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:32,727 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 17:56:32,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 17:56:32,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:32,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:33,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:33,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:33,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008469202] [2025-03-03 17:56:33,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008469202] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:33,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:33,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 17:56:33,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277691646] [2025-03-03 17:56:33,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:33,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 17:56:33,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:33,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 17:56:33,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2025-03-03 17:56:33,166 INFO L87 Difference]: Start difference. First operand 2411 states and 3628 transitions. Second operand has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:35,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:35,110 INFO L93 Difference]: Finished difference Result 4748 states and 7146 transitions. [2025-03-03 17:56:35,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 17:56:35,111 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2025-03-03 17:56:35,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:35,119 INFO L225 Difference]: With dead ends: 4748 [2025-03-03 17:56:35,119 INFO L226 Difference]: Without dead ends: 2415 [2025-03-03 17:56:35,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2025-03-03 17:56:35,122 INFO L435 NwaCegarLoop]: 2895 mSDtfsCounter, 3497 mSDsluCounter, 8672 mSDsCounter, 0 mSdLazyCounter, 2939 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3497 SdHoareTripleChecker+Valid, 11567 SdHoareTripleChecker+Invalid, 2939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:35,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3497 Valid, 11567 Invalid, 2939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2939 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2025-03-03 17:56:35,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2025-03-03 17:56:35,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2413. [2025-03-03 17:56:35,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2413 states, 2412 states have (on average 1.5049751243781095) internal successors, (3630), 2412 states have internal predecessors, (3630), 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) [2025-03-03 17:56:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2413 states and 3630 transitions. [2025-03-03 17:56:35,159 INFO L78 Accepts]: Start accepts. Automaton has 2413 states and 3630 transitions. Word has length 150 [2025-03-03 17:56:35,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:35,160 INFO L471 AbstractCegarLoop]: Abstraction has 2413 states and 3630 transitions. [2025-03-03 17:56:35,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:35,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 3630 transitions. [2025-03-03 17:56:35,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-03 17:56:35,162 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:35,162 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] [2025-03-03 17:56:35,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 17:56:35,162 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:35,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:35,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1095065264, now seen corresponding path program 1 times [2025-03-03 17:56:35,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:35,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518451025] [2025-03-03 17:56:35,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:35,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:35,194 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-03 17:56:35,207 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-03 17:56:35,207 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:35,207 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:35,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:35,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:35,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518451025] [2025-03-03 17:56:35,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518451025] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:35,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:35,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:56:35,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791608951] [2025-03-03 17:56:35,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:35,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:56:35,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:35,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:56:35,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:56:35,437 INFO L87 Difference]: Start difference. First operand 2413 states and 3630 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:36,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:36,538 INFO L93 Difference]: Finished difference Result 2417 states and 3634 transitions. [2025-03-03 17:56:36,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:56:36,539 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2025-03-03 17:56:36,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:36,546 INFO L225 Difference]: With dead ends: 2417 [2025-03-03 17:56:36,547 INFO L226 Difference]: Without dead ends: 2415 [2025-03-03 17:56:36,547 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 [2025-03-03 17:56:36,548 INFO L435 NwaCegarLoop]: 3033 mSDtfsCounter, 0 mSDsluCounter, 6061 mSDsCounter, 0 mSdLazyCounter, 1789 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9094 SdHoareTripleChecker+Invalid, 1789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:36,548 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9094 Invalid, 1789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1789 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-03 17:56:36,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2025-03-03 17:56:36,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2415. [2025-03-03 17:56:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2415 states, 2414 states have (on average 1.504556752278376) internal successors, (3632), 2414 states have internal predecessors, (3632), 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) [2025-03-03 17:56:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2415 states and 3632 transitions. [2025-03-03 17:56:36,583 INFO L78 Accepts]: Start accepts. Automaton has 2415 states and 3632 transitions. Word has length 151 [2025-03-03 17:56:36,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:36,583 INFO L471 AbstractCegarLoop]: Abstraction has 2415 states and 3632 transitions. [2025-03-03 17:56:36,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 3632 transitions. [2025-03-03 17:56:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-03-03 17:56:36,584 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:36,585 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] [2025-03-03 17:56:36,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 17:56:36,585 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:36,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:36,585 INFO L85 PathProgramCache]: Analyzing trace with hash -408032330, now seen corresponding path program 1 times [2025-03-03 17:56:36,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:36,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242218275] [2025-03-03 17:56:36,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:36,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:36,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-03 17:56:36,626 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-03 17:56:36,626 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:36,626 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:36,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:36,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242218275] [2025-03-03 17:56:36,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242218275] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:36,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:36,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:56:36,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962530712] [2025-03-03 17:56:36,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:36,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:56:36,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:36,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:56:36,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:56:36,755 INFO L87 Difference]: Start difference. First operand 2415 states and 3632 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:37,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:37,538 INFO L93 Difference]: Finished difference Result 4754 states and 7151 transitions. [2025-03-03 17:56:37,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:56:37,539 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2025-03-03 17:56:37,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:37,546 INFO L225 Difference]: With dead ends: 4754 [2025-03-03 17:56:37,546 INFO L226 Difference]: Without dead ends: 2417 [2025-03-03 17:56:37,549 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 [2025-03-03 17:56:37,550 INFO L435 NwaCegarLoop]: 3033 mSDtfsCounter, 0 mSDsluCounter, 6058 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9091 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:37,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9091 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-03 17:56:37,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2417 states. [2025-03-03 17:56:37,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2417 to 2417. [2025-03-03 17:56:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 2416 states have (on average 1.5041390728476822) internal successors, (3634), 2416 states have internal predecessors, (3634), 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) [2025-03-03 17:56:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 3634 transitions. [2025-03-03 17:56:37,582 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 3634 transitions. Word has length 152 [2025-03-03 17:56:37,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:37,583 INFO L471 AbstractCegarLoop]: Abstraction has 2417 states and 3634 transitions. [2025-03-03 17:56:37,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 3634 transitions. [2025-03-03 17:56:37,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-03-03 17:56:37,584 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:37,584 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] [2025-03-03 17:56:37,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 17:56:37,584 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:37,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:37,584 INFO L85 PathProgramCache]: Analyzing trace with hash -2127554709, now seen corresponding path program 1 times [2025-03-03 17:56:37,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:37,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480526260] [2025-03-03 17:56:37,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:37,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:37,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-03-03 17:56:37,632 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-03-03 17:56:37,633 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:37,633 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:37,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:37,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480526260] [2025-03-03 17:56:37,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480526260] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:37,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:37,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 17:56:37,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333860566] [2025-03-03 17:56:37,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:37,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 17:56:37,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:37,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 17:56:37,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:56:37,823 INFO L87 Difference]: Start difference. First operand 2417 states and 3634 transitions. Second operand has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:38,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:38,730 INFO L93 Difference]: Finished difference Result 4758 states and 7155 transitions. [2025-03-03 17:56:38,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:56:38,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2025-03-03 17:56:38,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:38,738 INFO L225 Difference]: With dead ends: 4758 [2025-03-03 17:56:38,738 INFO L226 Difference]: Without dead ends: 2419 [2025-03-03 17:56:38,740 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 [2025-03-03 17:56:38,741 INFO L435 NwaCegarLoop]: 3033 mSDtfsCounter, 0 mSDsluCounter, 9076 mSDsCounter, 0 mSdLazyCounter, 2402 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12109 SdHoareTripleChecker+Invalid, 2403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:38,741 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12109 Invalid, 2403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2402 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 17:56:38,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2419 states. [2025-03-03 17:56:38,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2419 to 2419. [2025-03-03 17:56:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2419 states, 2418 states have (on average 1.5037220843672456) internal successors, (3636), 2418 states have internal predecessors, (3636), 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) [2025-03-03 17:56:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 2419 states and 3636 transitions. [2025-03-03 17:56:38,767 INFO L78 Accepts]: Start accepts. Automaton has 2419 states and 3636 transitions. Word has length 153 [2025-03-03 17:56:38,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:38,767 INFO L471 AbstractCegarLoop]: Abstraction has 2419 states and 3636 transitions. [2025-03-03 17:56:38,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 17:56:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 3636 transitions. [2025-03-03 17:56:38,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-03-03 17:56:38,768 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:38,768 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] [2025-03-03 17:56:38,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-03 17:56:38,768 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:38,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:38,769 INFO L85 PathProgramCache]: Analyzing trace with hash 358679675, now seen corresponding path program 1 times [2025-03-03 17:56:38,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:38,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575230554] [2025-03-03 17:56:38,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:38,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:38,795 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-03-03 17:56:38,819 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-03-03 17:56:38,819 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:38,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:38,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:38,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575230554] [2025-03-03 17:56:38,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575230554] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:38,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:38,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 17:56:38,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279054962] [2025-03-03 17:56:38,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:38,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 17:56:39,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:39,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 17:56:39,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 17:56:39,001 INFO L87 Difference]: Start difference. First operand 2419 states and 3636 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 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) [2025-03-03 17:56:43,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 17:56:47,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 17:56:51,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 17:56:52,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:52,562 INFO L93 Difference]: Finished difference Result 4762 states and 7159 transitions. [2025-03-03 17:56:52,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 17:56:52,563 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 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 154 [2025-03-03 17:56:52,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:52,568 INFO L225 Difference]: With dead ends: 4762 [2025-03-03 17:56:52,568 INFO L226 Difference]: Without dead ends: 2421 [2025-03-03 17:56:52,571 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2025-03-03 17:56:52,571 INFO L435 NwaCegarLoop]: 2892 mSDtfsCounter, 3499 mSDsluCounter, 8669 mSDsCounter, 0 mSdLazyCounter, 2944 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3499 SdHoareTripleChecker+Valid, 11561 SdHoareTripleChecker+Invalid, 2947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2944 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:52,572 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3499 Valid, 11561 Invalid, 2947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2944 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2025-03-03 17:56:52,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2421 states. [2025-03-03 17:56:52,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2421 to 2420. [2025-03-03 17:56:52,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2420 states, 2419 states have (on average 1.503513848697809) internal successors, (3637), 2419 states have internal predecessors, (3637), 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) [2025-03-03 17:56:52,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2420 states and 3637 transitions. [2025-03-03 17:56:52,603 INFO L78 Accepts]: Start accepts. Automaton has 2420 states and 3637 transitions. Word has length 154 [2025-03-03 17:56:52,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:52,603 INFO L471 AbstractCegarLoop]: Abstraction has 2420 states and 3637 transitions. [2025-03-03 17:56:52,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 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) [2025-03-03 17:56:52,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 3637 transitions. [2025-03-03 17:56:52,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-03-03 17:56:52,604 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:52,605 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] [2025-03-03 17:56:52,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-03 17:56:52,605 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:52,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:52,605 INFO L85 PathProgramCache]: Analyzing trace with hash 2116508599, now seen corresponding path program 1 times [2025-03-03 17:56:52,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:52,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912518984] [2025-03-03 17:56:52,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:52,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:52,640 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-03-03 17:56:52,660 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-03-03 17:56:52,663 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:52,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:52,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:52,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:52,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912518984] [2025-03-03 17:56:52,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912518984] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:52,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:52,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 17:56:52,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664317353] [2025-03-03 17:56:52,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:52,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 17:56:52,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:52,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 17:56:52,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:56:52,857 INFO L87 Difference]: Start difference. First operand 2420 states and 3637 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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) [2025-03-03 17:56:53,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:53,806 INFO L93 Difference]: Finished difference Result 4957 states and 7450 transitions. [2025-03-03 17:56:53,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 17:56:53,806 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 154 [2025-03-03 17:56:53,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:53,812 INFO L225 Difference]: With dead ends: 4957 [2025-03-03 17:56:53,812 INFO L226 Difference]: Without dead ends: 2615 [2025-03-03 17:56:53,814 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:56:53,815 INFO L435 NwaCegarLoop]: 3032 mSDtfsCounter, 268 mSDsluCounter, 8994 mSDsCounter, 0 mSdLazyCounter, 2371 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 12026 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:53,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 12026 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2371 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 17:56:53,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2615 states. [2025-03-03 17:56:53,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2615 to 2615. [2025-03-03 17:56:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2615 states, 2614 states have (on average 1.5026778882938026) internal successors, (3928), 2614 states have internal predecessors, (3928), 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) [2025-03-03 17:56:53,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2615 states and 3928 transitions. [2025-03-03 17:56:53,843 INFO L78 Accepts]: Start accepts. Automaton has 2615 states and 3928 transitions. Word has length 154 [2025-03-03 17:56:53,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:53,844 INFO L471 AbstractCegarLoop]: Abstraction has 2615 states and 3928 transitions. [2025-03-03 17:56:53,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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) [2025-03-03 17:56:53,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 3928 transitions. [2025-03-03 17:56:53,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2025-03-03 17:56:53,845 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:53,845 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] [2025-03-03 17:56:53,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-03 17:56:53,845 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:53,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:53,846 INFO L85 PathProgramCache]: Analyzing trace with hash 290344383, now seen corresponding path program 1 times [2025-03-03 17:56:53,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:53,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573806335] [2025-03-03 17:56:53,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:53,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:53,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-03 17:56:53,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-03 17:56:53,892 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:53,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:56:54,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:56:54,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 17:56:54,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573806335] [2025-03-03 17:56:54,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573806335] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:56:54,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:56:54,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 17:56:54,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402109102] [2025-03-03 17:56:54,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:56:54,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 17:56:54,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 17:56:54,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 17:56:54,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 17:56:54,071 INFO L87 Difference]: Start difference. First operand 2615 states and 3928 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 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) [2025-03-03 17:56:56,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:56:56,602 INFO L93 Difference]: Finished difference Result 7085 states and 10650 transitions. [2025-03-03 17:56:56,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 17:56:56,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 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 155 [2025-03-03 17:56:56,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:56:56,612 INFO L225 Difference]: With dead ends: 7085 [2025-03-03 17:56:56,612 INFO L226 Difference]: Without dead ends: 4743 [2025-03-03 17:56:56,614 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 [2025-03-03 17:56:56,614 INFO L435 NwaCegarLoop]: 2434 mSDtfsCounter, 3459 mSDsluCounter, 7176 mSDsCounter, 0 mSdLazyCounter, 4787 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3459 SdHoareTripleChecker+Valid, 9610 SdHoareTripleChecker+Invalid, 4788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2025-03-03 17:56:56,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3459 Valid, 9610 Invalid, 4788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4787 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2025-03-03 17:56:56,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4743 states. [2025-03-03 17:56:56,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4743 to 2622. [2025-03-03 17:56:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2622 states, 2621 states have (on average 1.5013353681800838) internal successors, (3935), 2621 states have internal predecessors, (3935), 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) [2025-03-03 17:56:56,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 2622 states and 3935 transitions. [2025-03-03 17:56:56,649 INFO L78 Accepts]: Start accepts. Automaton has 2622 states and 3935 transitions. Word has length 155 [2025-03-03 17:56:56,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:56:56,649 INFO L471 AbstractCegarLoop]: Abstraction has 2622 states and 3935 transitions. [2025-03-03 17:56:56,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 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) [2025-03-03 17:56:56,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3935 transitions. [2025-03-03 17:56:56,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2025-03-03 17:56:56,650 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:56:56,651 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] [2025-03-03 17:56:56,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-03 17:56:56,651 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:56:56,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:56:56,651 INFO L85 PathProgramCache]: Analyzing trace with hash -963813420, now seen corresponding path program 1 times [2025-03-03 17:56:56,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 17:56:56,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130532405] [2025-03-03 17:56:56,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:56:56,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 17:56:56,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 156 statements into 1 equivalence classes. [2025-03-03 17:56:56,700 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 156 of 156 statements. [2025-03-03 17:56:56,700 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:56,700 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 17:56:56,700 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 17:56:56,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 156 statements into 1 equivalence classes. [2025-03-03 17:56:56,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 156 of 156 statements. [2025-03-03 17:56:56,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:56:56,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 17:56:56,819 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 17:56:56,819 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 17:56:56,820 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 17:56:56,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-03 17:56:56,824 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 17:56:56,896 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-03-03 17:56:56,917 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 17:56:56,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 05:56:56 BoogieIcfgContainer [2025-03-03 17:56:56,919 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 17:56:56,920 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 17:56:56,920 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 17:56:56,920 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 17:56:56,921 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:56:26" (3/4) ... [2025-03-03 17:56:56,922 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 17:56:56,923 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 17:56:56,924 INFO L158 Benchmark]: Toolchain (without parser) took 38546.37ms. Allocated memory was 167.8MB in the beginning and 847.2MB in the end (delta: 679.5MB). Free memory was 118.2MB in the beginning and 362.8MB in the end (delta: -244.6MB). Peak memory consumption was 437.8MB. Max. memory is 16.1GB. [2025-03-03 17:56:56,924 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 17:56:56,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.10ms. Allocated memory was 167.8MB in the beginning and 176.2MB in the end (delta: 8.4MB). Free memory was 118.2MB in the beginning and 87.8MB in the end (delta: 30.4MB). Peak memory consumption was 121.6MB. Max. memory is 16.1GB. [2025-03-03 17:56:56,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 669.50ms. Allocated memory was 176.2MB in the beginning and 394.3MB in the end (delta: 218.1MB). Free memory was 87.8MB in the beginning and 185.8MB in the end (delta: -98.0MB). Peak memory consumption was 127.7MB. Max. memory is 16.1GB. [2025-03-03 17:56:56,925 INFO L158 Benchmark]: Boogie Preprocessor took 617.45ms. Allocated memory is still 394.3MB. Free memory was 185.8MB in the beginning and 142.1MB in the end (delta: 43.7MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2025-03-03 17:56:56,925 INFO L158 Benchmark]: IcfgBuilder took 6688.10ms. Allocated memory was 394.3MB in the beginning and 847.2MB in the end (delta: 453.0MB). Free memory was 142.1MB in the beginning and 417.4MB in the end (delta: -275.3MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. [2025-03-03 17:56:56,925 INFO L158 Benchmark]: TraceAbstraction took 29944.84ms. Allocated memory is still 847.2MB. Free memory was 417.4MB in the beginning and 362.8MB in the end (delta: 54.6MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2025-03-03 17:56:56,926 INFO L158 Benchmark]: Witness Printer took 2.74ms. Allocated memory is still 847.2MB. Free memory was 362.8MB in the beginning and 362.8MB in the end (delta: 47.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 17:56:56,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 618.10ms. Allocated memory was 167.8MB in the beginning and 176.2MB in the end (delta: 8.4MB). Free memory was 118.2MB in the beginning and 87.8MB in the end (delta: 30.4MB). Peak memory consumption was 121.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 669.50ms. Allocated memory was 176.2MB in the beginning and 394.3MB in the end (delta: 218.1MB). Free memory was 87.8MB in the beginning and 185.8MB in the end (delta: -98.0MB). Peak memory consumption was 127.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 617.45ms. Allocated memory is still 394.3MB. Free memory was 185.8MB in the beginning and 142.1MB in the end (delta: 43.7MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. * IcfgBuilder took 6688.10ms. Allocated memory was 394.3MB in the beginning and 847.2MB in the end (delta: 453.0MB). Free memory was 142.1MB in the beginning and 417.4MB in the end (delta: -275.3MB). Peak memory consumption was 464.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29944.84ms. Allocated memory is still 847.2MB. Free memory was 417.4MB in the beginning and 362.8MB in the end (delta: 54.6MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * Witness Printer took 2.74ms. Allocated memory is still 847.2MB. Free memory was 362.8MB in the beginning and 362.8MB in the end (delta: 47.0kB). 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 261, overapproximation of bitwiseAnd at line 256. 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_40 = 0; [L40] const SORT_2 var_45 = 1; [L41] const SORT_2 var_46 = 15; [L42] const SORT_2 var_53 = 0; [L43] const SORT_3 var_290 = 0; [L44] const SORT_4 var_292 = 1; [L46] SORT_1 input_51; [L47] SORT_1 input_52; [L48] SORT_1 input_54; [L49] SORT_1 input_55; [L50] SORT_1 input_56; [L51] SORT_1 input_57; [L52] SORT_1 input_67; [L53] SORT_1 input_68; [L54] SORT_1 input_69; [L55] SORT_1 input_70; [L56] SORT_1 input_71; [L57] SORT_1 input_72; [L58] SORT_1 input_84; [L59] SORT_1 input_85; [L60] SORT_1 input_86; [L61] SORT_1 input_87; [L62] SORT_1 input_99; [L63] SORT_1 input_100; [L64] SORT_1 input_101; [L65] SORT_1 input_102; [L66] SORT_1 input_112; [L67] SORT_1 input_113; [L68] SORT_1 input_114; [L69] SORT_1 input_115; [L70] SORT_1 input_116; [L71] SORT_1 input_117; [L72] SORT_1 input_129; [L73] SORT_1 input_130; [L74] SORT_1 input_131; [L75] SORT_1 input_132; [L76] SORT_1 input_133; [L77] SORT_1 input_134; [L78] SORT_1 input_152; [L79] SORT_1 input_153; [L80] SORT_1 input_154; [L81] SORT_1 input_155; [L82] SORT_1 input_173; [L83] SORT_1 input_174; [L84] SORT_1 input_175; [L85] SORT_1 input_176; [L86] SORT_1 input_188; [L87] SORT_1 input_189; [L88] SORT_1 input_201; [L89] SORT_1 input_202; [L90] SORT_1 input_248; [L91] SORT_1 input_249; [L92] SORT_1 input_259; [L93] SORT_1 input_260; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L95] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L96] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L97] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L98] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L99] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L100] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L101] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L102] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L103] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L104] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L105] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L106] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L107] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L108] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L109] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L110] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L111] SORT_2 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L112] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L113] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_2 init_7_arg_1 = var_5; [L116] state_6 = init_7_arg_1 [L117] SORT_2 init_9_arg_1 = var_5; [L118] state_8 = init_9_arg_1 [L119] SORT_2 init_11_arg_1 = var_5; [L120] state_10 = init_11_arg_1 [L121] SORT_2 init_13_arg_1 = var_5; [L122] state_12 = init_13_arg_1 [L123] SORT_2 init_15_arg_1 = var_5; [L124] state_14 = init_15_arg_1 [L125] SORT_2 init_17_arg_1 = var_5; [L126] state_16 = init_17_arg_1 [L127] SORT_2 init_19_arg_1 = var_5; [L128] state_18 = init_19_arg_1 [L129] SORT_2 init_21_arg_1 = var_5; [L130] state_20 = init_21_arg_1 [L131] SORT_2 init_23_arg_1 = var_5; [L132] state_22 = init_23_arg_1 [L133] SORT_2 init_25_arg_1 = var_5; [L134] state_24 = init_25_arg_1 [L135] SORT_2 init_27_arg_1 = var_5; [L136] state_26 = init_27_arg_1 [L137] SORT_2 init_29_arg_1 = var_5; [L138] state_28 = init_29_arg_1 [L139] SORT_2 init_31_arg_1 = var_5; [L140] state_30 = init_31_arg_1 [L141] SORT_2 init_33_arg_1 = var_5; [L142] state_32 = init_33_arg_1 [L143] SORT_2 init_35_arg_1 = var_5; [L144] state_34 = init_35_arg_1 [L145] SORT_2 init_37_arg_1 = var_5; [L146] state_36 = init_37_arg_1 [L147] SORT_2 init_39_arg_1 = var_5; [L148] state_38 = init_39_arg_1 [L149] SORT_1 init_42_arg_1 = var_40; [L150] state_41 = init_42_arg_1 [L151] SORT_1 init_44_arg_1 = var_40; [L152] state_43 = init_44_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L155] input_51 = __VERIFIER_nondet_uchar() [L156] EXPR input_51 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L156] input_51 = input_51 & mask_SORT_1 [L157] input_52 = __VERIFIER_nondet_uchar() [L158] EXPR input_52 & mask_SORT_1 VAL [input_51=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L158] input_52 = input_52 & mask_SORT_1 [L159] input_54 = __VERIFIER_nondet_uchar() [L160] EXPR input_54 & mask_SORT_1 VAL [input_51=0, input_52=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L160] input_54 = input_54 & mask_SORT_1 [L161] input_55 = __VERIFIER_nondet_uchar() [L162] EXPR input_55 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L162] input_55 = input_55 & mask_SORT_1 [L163] input_56 = __VERIFIER_nondet_uchar() [L164] EXPR input_56 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L164] input_56 = input_56 & mask_SORT_1 [L165] input_57 = __VERIFIER_nondet_uchar() [L166] EXPR input_57 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L166] input_57 = input_57 & mask_SORT_1 [L167] input_67 = __VERIFIER_nondet_uchar() [L168] EXPR input_67 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L168] input_67 = input_67 & mask_SORT_1 [L169] input_68 = __VERIFIER_nondet_uchar() [L170] EXPR input_68 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L170] input_68 = input_68 & mask_SORT_1 [L171] input_69 = __VERIFIER_nondet_uchar() [L172] EXPR input_69 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L172] input_69 = input_69 & mask_SORT_1 [L173] input_70 = __VERIFIER_nondet_uchar() [L174] EXPR input_70 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L174] input_70 = input_70 & mask_SORT_1 [L175] input_71 = __VERIFIER_nondet_uchar() [L176] EXPR input_71 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L176] input_71 = input_71 & mask_SORT_1 [L177] input_72 = __VERIFIER_nondet_uchar() [L178] EXPR input_72 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L178] input_72 = input_72 & mask_SORT_1 [L179] input_84 = __VERIFIER_nondet_uchar() [L180] EXPR input_84 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L180] input_84 = input_84 & mask_SORT_1 [L181] input_85 = __VERIFIER_nondet_uchar() [L182] EXPR input_85 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L182] input_85 = input_85 & mask_SORT_1 [L183] input_86 = __VERIFIER_nondet_uchar() [L184] EXPR input_86 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L184] input_86 = input_86 & mask_SORT_1 [L185] input_87 = __VERIFIER_nondet_uchar() [L186] EXPR input_87 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L186] input_87 = input_87 & mask_SORT_1 [L187] input_99 = __VERIFIER_nondet_uchar() [L188] EXPR input_99 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L188] input_99 = input_99 & mask_SORT_1 [L189] input_100 = __VERIFIER_nondet_uchar() [L190] EXPR input_100 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L190] input_100 = input_100 & mask_SORT_1 [L191] input_101 = __VERIFIER_nondet_uchar() [L192] EXPR input_101 & mask_SORT_1 VAL [input_100=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L192] input_101 = input_101 & mask_SORT_1 [L193] input_102 = __VERIFIER_nondet_uchar() [L194] EXPR input_102 & mask_SORT_1 VAL [input_100=0, input_101=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L194] input_102 = input_102 & mask_SORT_1 [L195] input_112 = __VERIFIER_nondet_uchar() [L196] EXPR input_112 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L196] input_112 = input_112 & mask_SORT_1 [L197] input_113 = __VERIFIER_nondet_uchar() [L198] EXPR input_113 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L198] input_113 = input_113 & mask_SORT_1 [L199] input_114 = __VERIFIER_nondet_uchar() [L200] EXPR input_114 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L200] input_114 = input_114 & mask_SORT_1 [L201] input_115 = __VERIFIER_nondet_uchar() [L202] EXPR input_115 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L202] input_115 = input_115 & mask_SORT_1 [L203] input_116 = __VERIFIER_nondet_uchar() [L204] EXPR input_116 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L204] input_116 = input_116 & mask_SORT_1 [L205] input_117 = __VERIFIER_nondet_uchar() [L206] EXPR input_117 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L206] input_117 = input_117 & mask_SORT_1 [L207] input_129 = __VERIFIER_nondet_uchar() [L208] EXPR input_129 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L208] input_129 = input_129 & mask_SORT_1 [L209] input_130 = __VERIFIER_nondet_uchar() [L210] EXPR input_130 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L210] input_130 = input_130 & mask_SORT_1 [L211] input_131 = __VERIFIER_nondet_uchar() [L212] EXPR input_131 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L212] input_131 = input_131 & mask_SORT_1 [L213] input_132 = __VERIFIER_nondet_uchar() [L214] EXPR input_132 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L214] input_132 = input_132 & mask_SORT_1 [L215] input_133 = __VERIFIER_nondet_uchar() [L216] EXPR input_133 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L216] input_133 = input_133 & mask_SORT_1 [L217] input_134 = __VERIFIER_nondet_uchar() [L218] EXPR input_134 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L218] input_134 = input_134 & mask_SORT_1 [L219] input_152 = __VERIFIER_nondet_uchar() [L220] EXPR input_152 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L220] input_152 = input_152 & mask_SORT_1 [L221] input_153 = __VERIFIER_nondet_uchar() [L222] EXPR input_153 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L222] input_153 = input_153 & mask_SORT_1 [L223] input_154 = __VERIFIER_nondet_uchar() [L224] EXPR input_154 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L224] input_154 = input_154 & mask_SORT_1 [L225] input_155 = __VERIFIER_nondet_uchar() [L226] EXPR input_155 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L226] input_155 = input_155 & mask_SORT_1 [L227] input_173 = __VERIFIER_nondet_uchar() [L228] EXPR input_173 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L228] input_173 = input_173 & mask_SORT_1 [L229] input_174 = __VERIFIER_nondet_uchar() [L230] EXPR input_174 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L230] input_174 = input_174 & mask_SORT_1 [L231] input_175 = __VERIFIER_nondet_uchar() [L232] EXPR input_175 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L232] input_175 = input_175 & mask_SORT_1 [L233] input_176 = __VERIFIER_nondet_uchar() [L234] EXPR input_176 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L234] input_176 = input_176 & mask_SORT_1 [L235] input_188 = __VERIFIER_nondet_uchar() [L236] EXPR input_188 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L236] input_188 = input_188 & mask_SORT_1 [L237] input_189 = __VERIFIER_nondet_uchar() [L238] EXPR input_189 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L238] input_189 = input_189 & mask_SORT_1 [L239] input_201 = __VERIFIER_nondet_uchar() [L240] EXPR input_201 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L240] input_201 = input_201 & mask_SORT_1 [L241] input_202 = __VERIFIER_nondet_uchar() [L242] EXPR input_202 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L242] input_202 = input_202 & mask_SORT_1 [L243] input_248 = __VERIFIER_nondet_uchar() [L244] EXPR input_248 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L244] input_248 = input_248 & mask_SORT_1 [L245] input_249 = __VERIFIER_nondet_uchar() [L246] EXPR input_249 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L246] input_249 = input_249 & mask_SORT_1 [L247] input_259 = __VERIFIER_nondet_uchar() [L248] EXPR input_259 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L248] input_259 = input_259 & mask_SORT_1 [L249] input_260 = __VERIFIER_nondet_uchar() [L250] EXPR input_260 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L250] input_260 = input_260 & mask_SORT_1 [L253] SORT_2 var_47_arg_0 = var_46; [L254] SORT_2 var_47_arg_1 = state_38; VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47_arg_0=15, var_47_arg_1=0, var_53=0] [L255] EXPR var_47_arg_0 ^ var_47_arg_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L255] SORT_2 var_47 = var_47_arg_0 ^ var_47_arg_1; [L256] EXPR var_47 & mask_SORT_2 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L256] var_47 = var_47 & mask_SORT_2 [L257] SORT_2 var_48_arg_0 = var_45; [L258] SORT_2 var_48_arg_1 = var_47; [L259] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L260] SORT_1 var_49_arg_0 = ~state_43; VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_48=1, var_49_arg_0=-1, var_53=0] [L261] EXPR var_49_arg_0 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_48=1, var_53=0] [L261] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L262] SORT_1 var_49_arg_1 = var_48; VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_49_arg_0=1, var_49_arg_1=1, var_53=0] [L263] EXPR var_49_arg_0 & var_49_arg_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_53=0] [L263] SORT_1 var_49 = var_49_arg_0 & var_49_arg_1; [L264] EXPR var_49 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_53=0] [L264] var_49 = var_49 & mask_SORT_1 [L265] SORT_1 bad_50_arg_0 = var_49; [L266] CALL __VERIFIER_assert(!(bad_50_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2414 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.8s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 26.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 14218 SdHoareTripleChecker+Valid, 26.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14218 mSDsluCounter, 81114 SdHoareTripleChecker+Invalid, 24.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 57733 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20221 IncrementalHoareTripleChecker+Invalid, 20226 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 23381 mSDtfsCounter, 20221 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2622occurred in iteration=8, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 2124 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1374 NumberOfCodeBlocks, 1374 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1210 ConstructedInterpolants, 0 QuantifiedInterpolants, 3559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 [2025-03-03 17:56:56,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 17:56:58,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 17:56:58,757 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-03 17:56:58,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 17:56:58,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 17:56:58,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 17:56:58,787 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 17:56:58,787 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 17:56:58,788 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 17:56:58,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 17:56:58,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 17:56:58,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 17:56:58,788 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 17:56:58,789 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:56:58,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 17:56:58,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 17:56:58,791 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 17:56:58,791 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 17:56:58,791 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 17:56:58,791 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 17:56:58,791 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 17:56:58,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 17:56:58,791 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/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 -> f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 [2025-03-03 17:56:58,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 17:56:59,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 17:56:59,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 17:56:59,005 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 17:56:59,006 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 17:56:59,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2025-03-03 17:57:00,104 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8512c9e6f/eb67575964b843b097be198921900f9c/FLAG73212a399 [2025-03-03 17:57:00,415 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 17:57:00,416 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2025-03-03 17:57:00,435 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8512c9e6f/eb67575964b843b097be198921900f9c/FLAG73212a399 [2025-03-03 17:57:00,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8512c9e6f/eb67575964b843b097be198921900f9c [2025-03-03 17:57:00,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 17:57:00,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 17:57:00,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 17:57:00,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 17:57:00,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 17:57:00,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:57:00" (1/1) ... [2025-03-03 17:57:00,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de6908e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:00, skipping insertion in model container [2025-03-03 17:57:00,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 05:57:00" (1/1) ... [2025-03-03 17:57:00,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 17:57:00,847 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2025-03-03 17:57:01,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:57:01,102 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 17:57:01,109 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2025-03-03 17:57:01,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 17:57:01,242 INFO L204 MainTranslator]: Completed translation [2025-03-03 17:57:01,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01 WrapperNode [2025-03-03 17:57:01,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 17:57:01,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 17:57:01,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 17:57:01,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 17:57:01,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,362 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2620 [2025-03-03 17:57:01,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 17:57:01,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 17:57:01,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 17:57:01,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 17:57:01,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,388 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,434 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]. [2025-03-03 17:57:01,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,478 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,491 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 17:57:01,512 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 17:57:01,512 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 17:57:01,512 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 17:57:01,513 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (1/1) ... [2025-03-03 17:57:01,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 17:57:01,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:57:01,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 17:57:01,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 17:57:01,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 17:57:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 17:57:01,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 17:57:01,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 17:57:01,856 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 17:57:01,857 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 17:57:03,411 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2025-03-03 17:57:03,411 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 17:57:03,417 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 17:57:03,417 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 17:57:03,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:57:03 BoogieIcfgContainer [2025-03-03 17:57:03,418 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 17:57:03,419 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 17:57:03,420 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 17:57:03,422 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 17:57:03,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 05:57:00" (1/3) ... [2025-03-03 17:57:03,423 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c1a44d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:57:03, skipping insertion in model container [2025-03-03 17:57:03,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 05:57:01" (2/3) ... [2025-03-03 17:57:03,423 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c1a44d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 05:57:03, skipping insertion in model container [2025-03-03 17:57:03,424 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 05:57:03" (3/3) ... [2025-03-03 17:57:03,424 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2025-03-03 17:57:03,434 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 17:57:03,435 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 17:57:03,464 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 17:57:03,471 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;@7581ea9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 17:57:03,471 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 17:57:03,473 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) [2025-03-03 17:57:03,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-03-03 17:57:03,477 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:57:03,477 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-03-03 17:57:03,478 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:57:03,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:57:03,482 INFO L85 PathProgramCache]: Analyzing trace with hash 38140359, now seen corresponding path program 1 times [2025-03-03 17:57:03,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 17:57:03,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [439434869] [2025-03-03 17:57:03,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:57:03,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 17:57:03,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:57:03,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 17:57:03,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 17:57:03,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-03 17:57:03,911 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-03 17:57:03,911 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:57:03,912 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:57:03,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 19 conjuncts are in the unsatisfiable core [2025-03-03 17:57:03,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 17:57:04,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 17:57:04,041 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 17:57:04,042 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 17:57:04,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439434869] [2025-03-03 17:57:04,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439434869] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 17:57:04,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 17:57:04,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 17:57:04,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260374572] [2025-03-03 17:57:04,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 17:57:04,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 17:57:04,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 17:57:04,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 17:57:04,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 17:57:04,062 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) [2025-03-03 17:57:04,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 17:57:04,175 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2025-03-03 17:57:04,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 17:57:04,177 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 [2025-03-03 17:57:04,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 17:57:04,184 INFO L225 Difference]: With dead ends: 17 [2025-03-03 17:57:04,184 INFO L226 Difference]: Without dead ends: 9 [2025-03-03 17:57:04,186 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 [2025-03-03 17:57:04,189 INFO L435 NwaCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 17:57:04,191 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 17:57:04,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2025-03-03 17:57:04,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2025-03-03 17:57:04,205 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) [2025-03-03 17:57:04,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-03-03 17:57:04,209 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2025-03-03 17:57:04,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 17:57:04,209 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-03-03 17:57:04,209 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) [2025-03-03 17:57:04,209 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-03-03 17:57:04,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-03 17:57:04,210 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 17:57:04,210 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-03-03 17:57:04,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 17:57:04,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 17:57:04,411 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 17:57:04,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 17:57:04,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1926026653, now seen corresponding path program 1 times [2025-03-03 17:57:04,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 17:57:04,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [220267162] [2025-03-03 17:57:04,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 17:57:04,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 17:57:04,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 17:57:04,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 17:57:04,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 17:57:04,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-03 17:57:04,973 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-03 17:57:04,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 17:57:04,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 17:57:04,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 27 conjuncts are in the unsatisfiable core [2025-03-03 17:57:05,001 INFO L279 TraceCheckSpWp]: Computing forward predicates...