./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e879c6d252ddb10e5ba19caa1e75fe9717273170c35f1c85f05fb8cc669ec829 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 23:09:34,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 23:09:35,016 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-07 23:09:35,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 23:09:35,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 23:09:35,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 23:09:35,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 23:09:35,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 23:09:35,051 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 23:09:35,052 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 23:09:35,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 23:09:35,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 23:09:35,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 23:09:35,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 23:09:35,053 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 23:09:35,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 23:09:35,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 23:09:35,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 23:09:35,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 23:09:35,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 23:09:35,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 23:09:35,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 23:09:35,055 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:09:35,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 23:09:35,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 23:09:35,056 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e879c6d252ddb10e5ba19caa1e75fe9717273170c35f1c85f05fb8cc669ec829 [2025-02-07 23:09:35,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 23:09:35,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 23:09:35,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 23:09:35,362 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 23:09:35,362 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 23:09:35,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c [2025-02-07 23:09:36,709 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b36a72539/1188f09ac84348289ecced6b07e0c555/FLAG0eacedbe3 [2025-02-07 23:09:37,157 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 23:09:37,158 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c [2025-02-07 23:09:37,188 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b36a72539/1188f09ac84348289ecced6b07e0c555/FLAG0eacedbe3 [2025-02-07 23:09:37,210 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b36a72539/1188f09ac84348289ecced6b07e0c555 [2025-02-07 23:09:37,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 23:09:37,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 23:09:37,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 23:09:37,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 23:09:37,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 23:09:37,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:09:37" (1/1) ... [2025-02-07 23:09:37,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbdc19e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:37, skipping insertion in model container [2025-02-07 23:09:37,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:09:37" (1/1) ... [2025-02-07 23:09:37,295 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 23:09:37,488 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c[1174,1187] [2025-02-07 23:09:37,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:09:37,877 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 23:09:37,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c[1174,1187] [2025-02-07 23:09:38,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:09:38,119 INFO L204 MainTranslator]: Completed translation [2025-02-07 23:09:38,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38 WrapperNode [2025-02-07 23:09:38,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 23:09:38,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 23:09:38,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 23:09:38,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 23:09:38,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:38,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,064 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8468 [2025-02-07 23:09:39,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 23:09:39,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 23:09:39,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 23:09:39,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 23:09:39,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,247 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,512 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 23:09:39,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,815 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:39,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:40,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 23:09:40,255 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 23:09:40,255 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 23:09:40,255 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 23:09:40,256 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (1/1) ... [2025-02-07 23:09:40,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:09:40,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:09:40,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 23:09:40,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 23:09:40,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 23:09:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 23:09:40,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 23:09:40,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 23:09:40,867 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 23:09:40,869 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 23:09:50,873 INFO L? ?]: Removed 4785 outVars from TransFormulas that were not future-live. [2025-02-07 23:09:50,873 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 23:09:51,160 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 23:09:51,160 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 23:09:51,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:09:51 BoogieIcfgContainer [2025-02-07 23:09:51,161 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 23:09:51,167 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 23:09:51,168 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 23:09:51,172 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 23:09:51,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 11:09:37" (1/3) ... [2025-02-07 23:09:51,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf130ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:09:51, skipping insertion in model container [2025-02-07 23:09:51,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:09:38" (2/3) ... [2025-02-07 23:09:51,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf130ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:09:51, skipping insertion in model container [2025-02-07 23:09:51,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:09:51" (3/3) ... [2025-02-07 23:09:51,176 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.fischer.4.prop1-func-interl.c [2025-02-07 23:09:51,191 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 23:09:51,194 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.fischer.4.prop1-func-interl.c that has 1 procedures, 2966 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 23:09:51,314 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 23:09:51,327 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;@70a4ad9a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 23:09:51,328 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 23:09:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand has 2966 states, 2964 states have (on average 1.502361673414305) internal successors, (4453), 2965 states have internal predecessors, (4453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-02-07 23:09:51,351 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:09:51,352 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] [2025-02-07 23:09:51,352 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:09:51,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:09:51,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1853463897, now seen corresponding path program 1 times [2025-02-07 23:09:51,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:09:51,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16859159] [2025-02-07 23:09:51,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:09:51,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:09:51,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-02-07 23:09:51,677 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-02-07 23:09:51,677 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:09:51,677 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:09:52,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:09:52,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:09:52,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16859159] [2025-02-07 23:09:52,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16859159] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:09:52,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:09:52,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:09:52,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530570748] [2025-02-07 23:09:52,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:09:52,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:09:52,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:09:52,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:09:52,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:52,703 INFO L87 Difference]: Start difference. First operand has 2966 states, 2964 states have (on average 1.502361673414305) internal successors, (4453), 2965 states have internal predecessors, (4453), 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 37.0) internal successors, (148), 4 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:54,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:09:54,816 INFO L93 Difference]: Finished difference Result 5779 states and 8679 transitions. [2025-02-07 23:09:54,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:09:54,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 148 [2025-02-07 23:09:54,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:09:54,847 INFO L225 Difference]: With dead ends: 5779 [2025-02-07 23:09:54,847 INFO L226 Difference]: Without dead ends: 2966 [2025-02-07 23:09:54,857 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:54,859 INFO L435 NwaCegarLoop]: 3712 mSDtfsCounter, 0 mSDsluCounter, 7419 mSDsCounter, 0 mSdLazyCounter, 2218 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11131 SdHoareTripleChecker+Invalid, 2218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2025-02-07 23:09:54,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11131 Invalid, 2218 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2218 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2025-02-07 23:09:54,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2966 states. [2025-02-07 23:09:54,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2966 to 2966. [2025-02-07 23:09:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2966 states, 2965 states have (on average 1.5015177065767285) internal successors, (4452), 2965 states have internal predecessors, (4452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:55,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2966 states and 4452 transitions. [2025-02-07 23:09:55,015 INFO L78 Accepts]: Start accepts. Automaton has 2966 states and 4452 transitions. Word has length 148 [2025-02-07 23:09:55,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:09:55,017 INFO L471 AbstractCegarLoop]: Abstraction has 2966 states and 4452 transitions. [2025-02-07 23:09:55,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:55,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 4452 transitions. [2025-02-07 23:09:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-02-07 23:09:55,020 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:09:55,020 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] [2025-02-07 23:09:55,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 23:09:55,021 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:09:55,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:09:55,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1627489778, now seen corresponding path program 1 times [2025-02-07 23:09:55,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:09:55,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012595059] [2025-02-07 23:09:55,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:09:55,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:09:55,085 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-02-07 23:09:55,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-02-07 23:09:55,130 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:09:55,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:09:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:09:55,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:09:55,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012595059] [2025-02-07 23:09:55,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012595059] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:09:55,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:09:55,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:09:55,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975218215] [2025-02-07 23:09:55,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:09:55,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:09:55,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:09:55,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:09:55,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:55,445 INFO L87 Difference]: Start difference. First operand 2966 states and 4452 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:56,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:09:56,892 INFO L93 Difference]: Finished difference Result 5781 states and 8678 transitions. [2025-02-07 23:09:56,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:09:56,892 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 [2025-02-07 23:09:56,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:09:56,907 INFO L225 Difference]: With dead ends: 5781 [2025-02-07 23:09:56,908 INFO L226 Difference]: Without dead ends: 2968 [2025-02-07 23:09:56,912 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:56,914 INFO L435 NwaCegarLoop]: 3712 mSDtfsCounter, 0 mSDsluCounter, 7416 mSDsCounter, 0 mSdLazyCounter, 2221 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11128 SdHoareTripleChecker+Invalid, 2221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-07 23:09:56,914 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11128 Invalid, 2221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2221 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-07 23:09:56,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2968 states. [2025-02-07 23:09:56,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2968 to 2968. [2025-02-07 23:09:56,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2968 states, 2967 states have (on average 1.5011796427367712) internal successors, (4454), 2967 states have internal predecessors, (4454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2968 states and 4454 transitions. [2025-02-07 23:09:56,990 INFO L78 Accepts]: Start accepts. Automaton has 2968 states and 4454 transitions. Word has length 149 [2025-02-07 23:09:56,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:09:56,991 INFO L471 AbstractCegarLoop]: Abstraction has 2968 states and 4454 transitions. [2025-02-07 23:09:56,991 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) [2025-02-07 23:09:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 4454 transitions. [2025-02-07 23:09:56,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-02-07 23:09:56,995 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:09:56,995 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] [2025-02-07 23:09:56,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 23:09:56,996 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:09:56,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:09:56,997 INFO L85 PathProgramCache]: Analyzing trace with hash 844089460, now seen corresponding path program 1 times [2025-02-07 23:09:56,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:09:56,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378823123] [2025-02-07 23:09:56,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:09:56,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:09:57,052 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-02-07 23:09:57,087 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-02-07 23:09:57,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:09:57,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:09:57,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:09:57,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:09:57,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378823123] [2025-02-07 23:09:57,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378823123] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:09:57,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:09:57,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:09:57,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365162491] [2025-02-07 23:09:57,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:09:57,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:09:57,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:09:57,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:09:57,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:57,380 INFO L87 Difference]: Start difference. First operand 2968 states and 4454 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:58,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:09:58,820 INFO L93 Difference]: Finished difference Result 5785 states and 8682 transitions. [2025-02-07 23:09:58,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:09:58,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2025-02-07 23:09:58,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:09:58,834 INFO L225 Difference]: With dead ends: 5785 [2025-02-07 23:09:58,834 INFO L226 Difference]: Without dead ends: 2970 [2025-02-07 23:09:58,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:58,841 INFO L435 NwaCegarLoop]: 3712 mSDtfsCounter, 0 mSDsluCounter, 7411 mSDsCounter, 0 mSdLazyCounter, 2226 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11123 SdHoareTripleChecker+Invalid, 2226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-07 23:09:58,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11123 Invalid, 2226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2226 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-07 23:09:58,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2970 states. [2025-02-07 23:09:58,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2970 to 2970. [2025-02-07 23:09:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2970 states, 2969 states have (on average 1.5008420343550017) internal successors, (4456), 2969 states have internal predecessors, (4456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2970 states and 4456 transitions. [2025-02-07 23:09:58,911 INFO L78 Accepts]: Start accepts. Automaton has 2970 states and 4456 transitions. Word has length 150 [2025-02-07 23:09:58,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:09:58,911 INFO L471 AbstractCegarLoop]: Abstraction has 2970 states and 4456 transitions. [2025-02-07 23:09:58,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:09:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 4456 transitions. [2025-02-07 23:09:58,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-02-07 23:09:58,913 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:09:58,913 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] [2025-02-07 23:09:58,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 23:09:58,913 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:09:58,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:09:58,914 INFO L85 PathProgramCache]: Analyzing trace with hash -2009630633, now seen corresponding path program 1 times [2025-02-07 23:09:58,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:09:58,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139102754] [2025-02-07 23:09:58,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:09:58,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:09:58,963 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-07 23:09:58,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-07 23:09:58,988 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:09:58,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:09:59,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:09:59,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:09:59,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139102754] [2025-02-07 23:09:59,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139102754] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:09:59,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:09:59,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:09:59,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373578025] [2025-02-07 23:09:59,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:09:59,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:09:59,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:09:59,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:09:59,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:09:59,214 INFO L87 Difference]: Start difference. First operand 2970 states and 4456 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) [2025-02-07 23:10:00,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:10:00,640 INFO L93 Difference]: Finished difference Result 5795 states and 8694 transitions. [2025-02-07 23:10:00,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:10:00,641 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 [2025-02-07 23:10:00,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:10:00,653 INFO L225 Difference]: With dead ends: 5795 [2025-02-07 23:10:00,653 INFO L226 Difference]: Without dead ends: 2978 [2025-02-07 23:10:00,658 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:10:00,660 INFO L435 NwaCegarLoop]: 3712 mSDtfsCounter, 3 mSDsluCounter, 7411 mSDsCounter, 0 mSdLazyCounter, 2226 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 11123 SdHoareTripleChecker+Invalid, 2226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-02-07 23:10:00,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11123 Invalid, 2226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2226 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-02-07 23:10:00,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2978 states. [2025-02-07 23:10:00,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2978 to 2974. [2025-02-07 23:10:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2973 states have (on average 1.5008409014463504) internal successors, (4462), 2973 states have internal predecessors, (4462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 4462 transitions. [2025-02-07 23:10:00,795 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 4462 transitions. Word has length 151 [2025-02-07 23:10:00,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:10:00,796 INFO L471 AbstractCegarLoop]: Abstraction has 2974 states and 4462 transitions. [2025-02-07 23:10:00,797 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) [2025-02-07 23:10:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 4462 transitions. [2025-02-07 23:10:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-02-07 23:10:00,798 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:10:00,798 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] [2025-02-07 23:10:00,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-07 23:10:00,799 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:10:00,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:10:00,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1469205361, now seen corresponding path program 1 times [2025-02-07 23:10:00,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:10:00,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720765487] [2025-02-07 23:10:00,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:10:00,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:10:00,843 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-07 23:10:00,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-07 23:10:00,894 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:10:00,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:10:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:10:01,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:10:01,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720765487] [2025-02-07 23:10:01,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720765487] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:10:01,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:10:01,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-07 23:10:01,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658017315] [2025-02-07 23:10:01,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:10:01,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-07 23:10:01,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:10:01,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-07 23:10:01,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-07 23:10:01,217 INFO L87 Difference]: Start difference. First operand 2974 states and 4462 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:05,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:10:05,413 INFO L93 Difference]: Finished difference Result 8600 states and 12904 transitions. [2025-02-07 23:10:05,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 23:10:05,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2025-02-07 23:10:05,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:10:05,434 INFO L225 Difference]: With dead ends: 8600 [2025-02-07 23:10:05,435 INFO L226 Difference]: Without dead ends: 5779 [2025-02-07 23:10:05,439 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-07 23:10:05,440 INFO L435 NwaCegarLoop]: 2857 mSDtfsCounter, 4293 mSDsluCounter, 8462 mSDsCounter, 0 mSdLazyCounter, 6252 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4293 SdHoareTripleChecker+Valid, 11319 SdHoareTripleChecker+Invalid, 6253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2025-02-07 23:10:05,440 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4293 Valid, 11319 Invalid, 6253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6252 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2025-02-07 23:10:05,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2025-02-07 23:10:05,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3097. [2025-02-07 23:10:05,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3097 states, 3096 states have (on average 1.5003229974160206) internal successors, (4645), 3096 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 3097 states and 4645 transitions. [2025-02-07 23:10:05,509 INFO L78 Accepts]: Start accepts. Automaton has 3097 states and 4645 transitions. Word has length 152 [2025-02-07 23:10:05,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:10:05,510 INFO L471 AbstractCegarLoop]: Abstraction has 3097 states and 4645 transitions. [2025-02-07 23:10:05,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:05,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 4645 transitions. [2025-02-07 23:10:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-02-07 23:10:05,512 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:10:05,512 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] [2025-02-07 23:10:05,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-07 23:10:05,512 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:10:05,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:10:05,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1999774826, now seen corresponding path program 1 times [2025-02-07 23:10:05,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:10:05,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423588422] [2025-02-07 23:10:05,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:10:05,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:10:05,559 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-02-07 23:10:05,634 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-02-07 23:10:05,634 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:10:05,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:10:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:10:06,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 23:10:06,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423588422] [2025-02-07 23:10:06,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423588422] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:10:06,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:10:06,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-07 23:10:06,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195715045] [2025-02-07 23:10:06,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:10:06,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-07 23:10:06,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 23:10:06,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-07 23:10:06,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-07 23:10:06,188 INFO L87 Difference]: Start difference. First operand 3097 states and 4645 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:09,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:10:09,269 INFO L93 Difference]: Finished difference Result 5933 states and 8899 transitions. [2025-02-07 23:10:09,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-07 23:10:09,269 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2025-02-07 23:10:09,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:10:09,276 INFO L225 Difference]: With dead ends: 5933 [2025-02-07 23:10:09,277 INFO L226 Difference]: Without dead ends: 3112 [2025-02-07 23:10:09,280 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2025-02-07 23:10:09,280 INFO L435 NwaCegarLoop]: 2840 mSDtfsCounter, 4326 mSDsluCounter, 8508 mSDsCounter, 0 mSdLazyCounter, 6451 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4326 SdHoareTripleChecker+Valid, 11348 SdHoareTripleChecker+Invalid, 6452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2025-02-07 23:10:09,280 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4326 Valid, 11348 Invalid, 6452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6451 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2025-02-07 23:10:09,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3112 states. [2025-02-07 23:10:09,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3112 to 3110. [2025-02-07 23:10:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3110 states, 3109 states have (on average 1.4988742360887746) internal successors, (4660), 3109 states have internal predecessors, (4660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 3110 states and 4660 transitions. [2025-02-07 23:10:09,335 INFO L78 Accepts]: Start accepts. Automaton has 3110 states and 4660 transitions. Word has length 153 [2025-02-07 23:10:09,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:10:09,335 INFO L471 AbstractCegarLoop]: Abstraction has 3110 states and 4660 transitions. [2025-02-07 23:10:09,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3110 states and 4660 transitions. [2025-02-07 23:10:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-02-07 23:10:09,339 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:10:09,339 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] [2025-02-07 23:10:09,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-07 23:10:09,339 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:10:09,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:10:09,341 INFO L85 PathProgramCache]: Analyzing trace with hash 858627400, now seen corresponding path program 1 times [2025-02-07 23:10:09,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 23:10:09,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389228016] [2025-02-07 23:10:09,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:10:09,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 23:10:09,382 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-02-07 23:10:09,433 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-02-07 23:10:09,433 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:10:09,433 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 23:10:09,433 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-07 23:10:09,455 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-02-07 23:10:09,503 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-02-07 23:10:09,504 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:10:09,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-07 23:10:09,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-07 23:10:09,611 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-07 23:10:09,612 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 23:10:09,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-07 23:10:09,616 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-02-07 23:10:09,717 WARN L310 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2025-02-07 23:10:09,749 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 23:10:09,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 11:10:09 BoogieIcfgContainer [2025-02-07 23:10:09,753 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 23:10:09,754 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 23:10:09,754 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 23:10:09,754 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 23:10:09,755 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:09:51" (3/4) ... [2025-02-07 23:10:09,756 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-07 23:10:09,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 23:10:09,758 INFO L158 Benchmark]: Toolchain (without parser) took 32543.27ms. Allocated memory was 142.6MB in the beginning and 755.0MB in the end (delta: 612.4MB). Free memory was 109.4MB in the beginning and 248.4MB in the end (delta: -139.0MB). Peak memory consumption was 474.9MB. Max. memory is 16.1GB. [2025-02-07 23:10:09,759 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 201.3MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 23:10:09,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 903.23ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 58.8MB in the end (delta: 50.1MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2025-02-07 23:10:09,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 944.04ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 58.8MB in the beginning and 148.2MB in the end (delta: -89.5MB). Peak memory consumption was 183.4MB. Max. memory is 16.1GB. [2025-02-07 23:10:09,760 INFO L158 Benchmark]: Boogie Preprocessor took 1188.00ms. Allocated memory is still 335.5MB. Free memory was 148.2MB in the beginning and 112.8MB in the end (delta: 35.4MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2025-02-07 23:10:09,760 INFO L158 Benchmark]: IcfgBuilder took 10906.07ms. Allocated memory was 335.5MB in the beginning and 755.0MB in the end (delta: 419.4MB). Free memory was 112.8MB in the beginning and 328.6MB in the end (delta: -215.8MB). Peak memory consumption was 502.7MB. Max. memory is 16.1GB. [2025-02-07 23:10:09,760 INFO L158 Benchmark]: TraceAbstraction took 18585.82ms. Allocated memory is still 755.0MB. Free memory was 328.6MB in the beginning and 248.4MB in the end (delta: 80.2MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2025-02-07 23:10:09,761 INFO L158 Benchmark]: Witness Printer took 3.52ms. Allocated memory is still 755.0MB. Free memory was 248.4MB in the beginning and 248.4MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 23:10:09,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 201.3MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 903.23ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 58.8MB in the end (delta: 50.1MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 944.04ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 58.8MB in the beginning and 148.2MB in the end (delta: -89.5MB). Peak memory consumption was 183.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1188.00ms. Allocated memory is still 335.5MB. Free memory was 148.2MB in the beginning and 112.8MB in the end (delta: 35.4MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * IcfgBuilder took 10906.07ms. Allocated memory was 335.5MB in the beginning and 755.0MB in the end (delta: 419.4MB). Free memory was 112.8MB in the beginning and 328.6MB in the end (delta: -215.8MB). Peak memory consumption was 502.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18585.82ms. Allocated memory is still 755.0MB. Free memory was 328.6MB in the beginning and 248.4MB in the end (delta: 80.2MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. * Witness Printer took 3.52ms. Allocated memory is still 755.0MB. Free memory was 248.4MB in the beginning and 248.4MB in the end (delta: 42.1kB). 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 340, overapproximation of bitwiseAnd at line 342. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_22 = 0; [L40] const SORT_4 var_83 = 1; [L41] const SORT_4 var_84 = 0; [L42] const SORT_2 var_102 = 0; [L43] const SORT_2 var_104 = 7; [L44] const SORT_2 var_107 = 6; [L45] const SORT_2 var_110 = 5; [L46] const SORT_2 var_113 = 4; [L47] const SORT_2 var_116 = 3; [L48] const SORT_2 var_119 = 2; [L49] const SORT_2 var_122 = 1; [L50] const SORT_2 var_138 = 255; [L51] const SORT_3 var_142 = 0; [L52] const SORT_4 var_146 = 255; [L54] SORT_1 input_101; [L55] SORT_1 input_103; [L56] SORT_1 input_105; [L57] SORT_1 input_106; [L58] SORT_1 input_108; [L59] SORT_1 input_109; [L60] SORT_1 input_111; [L61] SORT_1 input_112; [L62] SORT_1 input_114; [L63] SORT_1 input_115; [L64] SORT_1 input_117; [L65] SORT_1 input_118; [L66] SORT_1 input_120; [L67] SORT_1 input_121; [L68] SORT_1 input_139; [L69] SORT_1 input_140; [L70] SORT_1 input_141; [L71] SORT_1 input_158; [L72] SORT_1 input_159; [L73] SORT_1 input_174; [L74] SORT_1 input_175; [L75] SORT_1 input_190; [L76] SORT_1 input_191; [L77] SORT_1 input_206; [L78] SORT_1 input_207; [L79] SORT_1 input_222; [L80] SORT_1 input_223; [L81] SORT_1 input_238; [L82] SORT_1 input_239; [L83] SORT_1 input_256; [L84] SORT_1 input_264; [L85] SORT_1 input_272; [L86] SORT_1 input_280; [L87] SORT_1 input_288; [L88] SORT_1 input_296; [L89] SORT_1 input_304; [L90] SORT_1 input_312; [L91] SORT_1 input_320; [L92] SORT_1 input_328; [L93] SORT_1 input_336; [L94] SORT_1 input_344; [L95] SORT_1 input_352; [L96] SORT_1 input_360; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L98] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L99] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L100] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L101] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L102] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L103] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L104] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L105] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L106] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L107] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L108] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L109] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L110] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L111] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L112] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L113] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L114] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L115] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L116] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L117] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L118] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L119] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L120] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L121] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L122] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L123] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L124] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L125] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L126] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L127] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L128] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L129] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L130] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L131] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L132] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L133] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L134] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L135] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] SORT_2 init_7_arg_1 = var_5; [L138] state_6 = init_7_arg_1 [L139] SORT_2 init_9_arg_1 = var_5; [L140] state_8 = init_9_arg_1 [L141] SORT_2 init_11_arg_1 = var_5; [L142] state_10 = init_11_arg_1 [L143] SORT_2 init_13_arg_1 = var_5; [L144] state_12 = init_13_arg_1 [L145] SORT_2 init_15_arg_1 = var_5; [L146] state_14 = init_15_arg_1 [L147] SORT_2 init_17_arg_1 = var_5; [L148] state_16 = init_17_arg_1 [L149] SORT_2 init_19_arg_1 = var_5; [L150] state_18 = init_19_arg_1 [L151] SORT_2 init_21_arg_1 = var_5; [L152] state_20 = init_21_arg_1 [L153] SORT_1 init_24_arg_1 = var_22; [L154] state_23 = init_24_arg_1 [L155] SORT_1 init_26_arg_1 = var_22; [L156] state_25 = init_26_arg_1 [L157] SORT_1 init_28_arg_1 = var_22; [L158] state_27 = init_28_arg_1 [L159] SORT_1 init_30_arg_1 = var_22; [L160] state_29 = init_30_arg_1 [L161] SORT_1 init_32_arg_1 = var_22; [L162] state_31 = init_32_arg_1 [L163] SORT_1 init_34_arg_1 = var_22; [L164] state_33 = init_34_arg_1 [L165] SORT_1 init_36_arg_1 = var_22; [L166] state_35 = init_36_arg_1 [L167] SORT_1 init_38_arg_1 = var_22; [L168] state_37 = init_38_arg_1 [L169] SORT_1 init_40_arg_1 = var_22; [L170] state_39 = init_40_arg_1 [L171] SORT_1 init_42_arg_1 = var_22; [L172] state_41 = init_42_arg_1 [L173] SORT_1 init_44_arg_1 = var_22; [L174] state_43 = init_44_arg_1 [L175] SORT_1 init_46_arg_1 = var_22; [L176] state_45 = init_46_arg_1 [L177] SORT_1 init_48_arg_1 = var_22; [L178] state_47 = init_48_arg_1 [L179] SORT_1 init_50_arg_1 = var_22; [L180] state_49 = init_50_arg_1 [L181] SORT_1 init_52_arg_1 = var_22; [L182] state_51 = init_52_arg_1 [L183] SORT_1 init_54_arg_1 = var_22; [L184] state_53 = init_54_arg_1 [L185] SORT_1 init_56_arg_1 = var_22; [L186] state_55 = init_56_arg_1 [L187] SORT_1 init_58_arg_1 = var_22; [L188] state_57 = init_58_arg_1 [L189] SORT_1 init_60_arg_1 = var_22; [L190] state_59 = init_60_arg_1 [L191] SORT_1 init_62_arg_1 = var_22; [L192] state_61 = init_62_arg_1 [L193] SORT_1 init_64_arg_1 = var_22; [L194] state_63 = init_64_arg_1 [L195] SORT_1 init_66_arg_1 = var_22; [L196] state_65 = init_66_arg_1 [L197] SORT_1 init_68_arg_1 = var_22; [L198] state_67 = init_68_arg_1 [L199] SORT_1 init_70_arg_1 = var_22; [L200] state_69 = init_70_arg_1 [L201] SORT_1 init_72_arg_1 = var_22; [L202] state_71 = init_72_arg_1 [L203] SORT_1 init_74_arg_1 = var_22; [L204] state_73 = init_74_arg_1 [L205] SORT_1 init_76_arg_1 = var_22; [L206] state_75 = init_76_arg_1 [L207] SORT_1 init_78_arg_1 = var_22; [L208] state_77 = init_78_arg_1 [L209] SORT_1 init_80_arg_1 = var_22; [L210] state_79 = init_80_arg_1 [L211] SORT_1 init_82_arg_1 = var_22; [L212] state_81 = init_82_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L215] input_101 = __VERIFIER_nondet_uchar() [L216] EXPR input_101 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L216] input_101 = input_101 & mask_SORT_1 [L217] input_103 = __VERIFIER_nondet_uchar() [L218] EXPR input_103 & mask_SORT_1 VAL [input_101=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L218] input_103 = input_103 & mask_SORT_1 [L219] input_105 = __VERIFIER_nondet_uchar() [L220] EXPR input_105 & mask_SORT_1 VAL [input_101=0, input_103=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L220] input_105 = input_105 & mask_SORT_1 [L221] input_106 = __VERIFIER_nondet_uchar() [L222] EXPR input_106 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L222] input_106 = input_106 & mask_SORT_1 [L223] input_108 = __VERIFIER_nondet_uchar() [L224] EXPR input_108 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L224] input_108 = input_108 & mask_SORT_1 [L225] input_109 = __VERIFIER_nondet_uchar() [L226] EXPR input_109 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L226] input_109 = input_109 & mask_SORT_1 [L227] input_111 = __VERIFIER_nondet_uchar() [L228] EXPR input_111 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L228] input_111 = input_111 & mask_SORT_1 [L229] input_112 = __VERIFIER_nondet_uchar() [L230] EXPR input_112 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L230] input_112 = input_112 & mask_SORT_1 [L231] input_114 = __VERIFIER_nondet_uchar() [L232] EXPR input_114 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L232] input_114 = input_114 & mask_SORT_1 [L233] input_115 = __VERIFIER_nondet_uchar() [L234] EXPR input_115 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L234] input_115 = input_115 & mask_SORT_1 [L235] input_117 = __VERIFIER_nondet_uchar() [L236] EXPR input_117 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L236] input_117 = input_117 & mask_SORT_1 [L237] input_118 = __VERIFIER_nondet_uchar() [L238] EXPR input_118 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L238] input_118 = input_118 & mask_SORT_1 [L239] input_120 = __VERIFIER_nondet_uchar() [L240] EXPR input_120 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L240] input_120 = input_120 & mask_SORT_1 [L241] input_121 = __VERIFIER_nondet_uchar() [L242] EXPR input_121 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L242] input_121 = input_121 & mask_SORT_1 [L243] input_139 = __VERIFIER_nondet_uchar() [L244] EXPR input_139 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L244] input_139 = input_139 & mask_SORT_1 [L245] input_140 = __VERIFIER_nondet_uchar() [L246] EXPR input_140 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L246] input_140 = input_140 & mask_SORT_1 [L247] input_141 = __VERIFIER_nondet_uchar() [L248] EXPR input_141 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L248] input_141 = input_141 & mask_SORT_1 [L249] input_158 = __VERIFIER_nondet_uchar() [L250] EXPR input_158 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L250] input_158 = input_158 & mask_SORT_1 [L251] input_159 = __VERIFIER_nondet_uchar() [L252] EXPR input_159 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L252] input_159 = input_159 & mask_SORT_1 [L253] input_174 = __VERIFIER_nondet_uchar() [L254] EXPR input_174 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L254] input_174 = input_174 & mask_SORT_1 [L255] input_175 = __VERIFIER_nondet_uchar() [L256] EXPR input_175 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L256] input_175 = input_175 & mask_SORT_1 [L257] input_190 = __VERIFIER_nondet_uchar() [L258] EXPR input_190 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L258] input_190 = input_190 & mask_SORT_1 [L259] input_191 = __VERIFIER_nondet_uchar() [L260] EXPR input_191 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L260] input_191 = input_191 & mask_SORT_1 [L261] input_206 = __VERIFIER_nondet_uchar() [L262] EXPR input_206 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L262] input_206 = input_206 & mask_SORT_1 [L263] input_207 = __VERIFIER_nondet_uchar() [L264] EXPR input_207 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L264] input_207 = input_207 & mask_SORT_1 [L265] input_222 = __VERIFIER_nondet_uchar() [L266] EXPR input_222 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L266] input_222 = input_222 & mask_SORT_1 [L267] input_223 = __VERIFIER_nondet_uchar() [L268] EXPR input_223 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L268] input_223 = input_223 & mask_SORT_1 [L269] input_238 = __VERIFIER_nondet_uchar() [L270] EXPR input_238 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L270] input_238 = input_238 & mask_SORT_1 [L271] input_239 = __VERIFIER_nondet_uchar() [L272] EXPR input_239 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L272] input_239 = input_239 & mask_SORT_1 [L273] input_256 = __VERIFIER_nondet_uchar() [L274] input_264 = __VERIFIER_nondet_uchar() [L275] input_272 = __VERIFIER_nondet_uchar() [L276] input_280 = __VERIFIER_nondet_uchar() [L277] input_288 = __VERIFIER_nondet_uchar() [L278] input_296 = __VERIFIER_nondet_uchar() [L279] input_304 = __VERIFIER_nondet_uchar() [L280] input_312 = __VERIFIER_nondet_uchar() [L281] input_320 = __VERIFIER_nondet_uchar() [L282] input_328 = __VERIFIER_nondet_uchar() [L283] input_336 = __VERIFIER_nondet_uchar() [L284] input_344 = __VERIFIER_nondet_uchar() [L285] input_352 = __VERIFIER_nondet_uchar() [L286] input_360 = __VERIFIER_nondet_uchar() [L289] SORT_1 var_85_arg_0 = state_31; [L290] SORT_4 var_85_arg_1 = var_83; [L291] SORT_4 var_85_arg_2 = var_84; [L292] SORT_4 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L293] SORT_1 var_86_arg_0 = state_39; [L294] SORT_4 var_86_arg_1 = var_83; [L295] SORT_4 var_86_arg_2 = var_84; [L296] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L297] SORT_4 var_87_arg_0 = var_85; [L298] SORT_4 var_87_arg_1 = var_86; [L299] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L300] SORT_1 var_88_arg_0 = state_47; [L301] SORT_4 var_88_arg_1 = var_83; [L302] SORT_4 var_88_arg_2 = var_84; [L303] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L304] SORT_4 var_89_arg_0 = var_87; [L305] SORT_4 var_89_arg_1 = var_88; [L306] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L307] SORT_1 var_90_arg_0 = state_55; [L308] SORT_4 var_90_arg_1 = var_83; [L309] SORT_4 var_90_arg_2 = var_84; [L310] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L311] SORT_4 var_91_arg_0 = var_89; [L312] SORT_4 var_91_arg_1 = var_90; [L313] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; [L314] SORT_1 var_92_arg_0 = state_63; [L315] SORT_4 var_92_arg_1 = var_83; [L316] SORT_4 var_92_arg_2 = var_84; [L317] SORT_4 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L318] SORT_4 var_93_arg_0 = var_91; [L319] SORT_4 var_93_arg_1 = var_92; [L320] SORT_4 var_93 = var_93_arg_0 + var_93_arg_1; [L321] SORT_1 var_94_arg_0 = state_71; [L322] SORT_4 var_94_arg_1 = var_83; [L323] SORT_4 var_94_arg_2 = var_84; [L324] SORT_4 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L325] SORT_4 var_95_arg_0 = var_93; [L326] SORT_4 var_95_arg_1 = var_94; [L327] SORT_4 var_95 = var_95_arg_0 + var_95_arg_1; [L328] SORT_1 var_96_arg_0 = state_79; [L329] SORT_4 var_96_arg_1 = var_83; [L330] SORT_4 var_96_arg_2 = var_84; [L331] SORT_4 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L332] SORT_4 var_97_arg_0 = var_95; [L333] SORT_4 var_97_arg_1 = var_96; [L334] SORT_4 var_97 = var_97_arg_0 + var_97_arg_1; VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_97=0] [L335] EXPR var_97 & mask_SORT_4 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L335] var_97 = var_97 & mask_SORT_4 [L336] SORT_4 var_98_arg_0 = var_97; [L337] SORT_4 var_98_arg_1 = var_83; [L338] SORT_1 var_98 = var_98_arg_0 <= var_98_arg_1; [L339] SORT_1 var_99_arg_0 = ~state_81; VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_98=1, var_99_arg_0=-1] [L340] EXPR var_99_arg_0 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_98=1] [L340] var_99_arg_0 = var_99_arg_0 & mask_SORT_1 [L341] SORT_1 var_99_arg_1 = ~var_98; VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_99_arg_0=1, var_99_arg_1=-2] [L342] EXPR var_99_arg_1 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_99_arg_0=1] [L342] var_99_arg_1 = var_99_arg_1 & mask_SORT_1 [L343] EXPR var_99_arg_0 & var_99_arg_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L343] SORT_1 var_99 = var_99_arg_0 & var_99_arg_1; [L344] EXPR var_99 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L344] var_99 = var_99 & mask_SORT_1 [L345] SORT_1 bad_100_arg_0 = var_99; [L346] CALL __VERIFIER_assert(!(bad_100_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2966 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8622 SdHoareTripleChecker+Valid, 12.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8622 mSDsluCounter, 67172 SdHoareTripleChecker+Invalid, 10.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 46627 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21594 IncrementalHoareTripleChecker+Invalid, 21596 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 20545 mSDtfsCounter, 21594 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3110occurred in iteration=6, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 2688 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1057 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 897 ConstructedInterpolants, 0 QuantifiedInterpolants, 2623 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-07 23:10:09,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e879c6d252ddb10e5ba19caa1e75fe9717273170c35f1c85f05fb8cc669ec829 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 23:10:11,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 23:10:12,001 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-02-07 23:10:12,008 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 23:10:12,008 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 23:10:12,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 23:10:12,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 23:10:12,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 23:10:12,038 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 23:10:12,038 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 23:10:12,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 23:10:12,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 23:10:12,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 23:10:12,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 23:10:12,040 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 23:10:12,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 23:10:12,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 23:10:12,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 23:10:12,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 23:10:12,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 23:10:12,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 23:10:12,041 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 23:10:12,042 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 23:10:12,042 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:10:12,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-07 23:10:12,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-07 23:10:12,044 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 23:10:12,044 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 23:10:12,044 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 23:10:12,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 23:10:12,044 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e879c6d252ddb10e5ba19caa1e75fe9717273170c35f1c85f05fb8cc669ec829 [2025-02-07 23:10:12,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 23:10:12,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 23:10:12,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 23:10:12,360 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 23:10:12,360 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 23:10:12,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c [2025-02-07 23:10:13,739 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8d8a22131/aaaebf7a498445cfab0e4d1166651b44/FLAG13b7d3eca [2025-02-07 23:10:14,111 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 23:10:14,112 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c [2025-02-07 23:10:14,133 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8d8a22131/aaaebf7a498445cfab0e4d1166651b44/FLAG13b7d3eca [2025-02-07 23:10:14,152 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8d8a22131/aaaebf7a498445cfab0e4d1166651b44 [2025-02-07 23:10:14,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 23:10:14,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 23:10:14,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 23:10:14,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 23:10:14,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 23:10:14,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:14,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f8f8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14, skipping insertion in model container [2025-02-07 23:10:14,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:14,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 23:10:14,411 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c[1174,1187] [2025-02-07 23:10:14,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:10:14,722 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 23:10:14,730 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.4.prop1-func-interl.c[1174,1187] [2025-02-07 23:10:14,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 23:10:14,889 INFO L204 MainTranslator]: Completed translation [2025-02-07 23:10:14,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14 WrapperNode [2025-02-07 23:10:14,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 23:10:14,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 23:10:14,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 23:10:14,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 23:10:14,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:14,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,020 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2552 [2025-02-07 23:10:15,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 23:10:15,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 23:10:15,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 23:10:15,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 23:10:15,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,055 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,140 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 23:10:15,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,223 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 23:10:15,284 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 23:10:15,284 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 23:10:15,284 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 23:10:15,285 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (1/1) ... [2025-02-07 23:10:15,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 23:10:15,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:10:15,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 23:10:15,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 23:10:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 23:10:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-07 23:10:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 23:10:15,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 23:10:15,809 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 23:10:15,811 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 23:10:19,141 INFO L? ?]: Removed 144 outVars from TransFormulas that were not future-live. [2025-02-07 23:10:19,142 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 23:10:19,151 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 23:10:19,152 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 23:10:19,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:10:19 BoogieIcfgContainer [2025-02-07 23:10:19,152 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 23:10:19,155 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 23:10:19,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 23:10:19,161 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 23:10:19,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 11:10:14" (1/3) ... [2025-02-07 23:10:19,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bae1146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:10:19, skipping insertion in model container [2025-02-07 23:10:19,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 11:10:14" (2/3) ... [2025-02-07 23:10:19,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bae1146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 11:10:19, skipping insertion in model container [2025-02-07 23:10:19,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 11:10:19" (3/3) ... [2025-02-07 23:10:19,163 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.fischer.4.prop1-func-interl.c [2025-02-07 23:10:19,177 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 23:10:19,178 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.fischer.4.prop1-func-interl.c that has 1 procedures, 8 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 23:10:19,223 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 23:10:19,235 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;@79cb9e9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 23:10:19,236 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 23:10:19,240 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:19,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-07 23:10:19,245 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:10:19,245 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-07 23:10:19,246 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:10:19,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:10:19,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1137951, now seen corresponding path program 1 times [2025-02-07 23:10:19,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-07 23:10:19,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1628276879] [2025-02-07 23:10:19,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:10:19,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 23:10:19,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:10:19,268 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 23:10:19,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-07 23:10:19,776 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-07 23:10:19,825 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-07 23:10:19,826 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:10:19,826 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:10:19,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 66 conjuncts are in the unsatisfiable core [2025-02-07 23:10:19,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 23:10:20,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 23:10:20,641 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 23:10:20,641 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-07 23:10:20,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628276879] [2025-02-07 23:10:20,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628276879] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 23:10:20,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 23:10:20,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 23:10:20,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692976531] [2025-02-07 23:10:20,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 23:10:20,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 23:10:20,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-07 23:10:20,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 23:10:20,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 23:10:20,667 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 7 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:20,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 23:10:20,934 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2025-02-07 23:10:20,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-07 23:10:20,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2025-02-07 23:10:20,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 23:10:20,944 INFO L225 Difference]: With dead ends: 16 [2025-02-07 23:10:20,944 INFO L226 Difference]: Without dead ends: 9 [2025-02-07 23:10:20,946 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-07 23:10:20,948 INFO L435 NwaCegarLoop]: 3 mSDtfsCounter, 2 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-07 23:10:20,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 8 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-07 23:10:20,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2025-02-07 23:10:20,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2025-02-07 23:10:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2025-02-07 23:10:20,977 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2025-02-07 23:10:20,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 23:10:20,978 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2025-02-07 23:10:20,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 23:10:20,978 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2025-02-07 23:10:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-02-07 23:10:20,978 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 23:10:20,979 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2025-02-07 23:10:20,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-07 23:10:21,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 23:10:21,184 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 23:10:21,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 23:10:21,185 INFO L85 PathProgramCache]: Analyzing trace with hash -458170295, now seen corresponding path program 1 times [2025-02-07 23:10:21,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-07 23:10:21,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [598940365] [2025-02-07 23:10:21,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 23:10:21,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 23:10:21,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 23:10:21,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 23:10:21,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-07 23:10:21,812 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-07 23:10:21,957 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-07 23:10:21,957 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 23:10:21,957 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 23:10:21,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 92 conjuncts are in the unsatisfiable core [2025-02-07 23:10:22,006 INFO L279 TraceCheckSpWp]: Computing forward predicates...