./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4c71fab330bdc6012057120a447b5cc1b5316aa36d41a10077f304914f3f84a7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 04:07:04,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 04:07:04,403 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 04:07:04,410 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 04:07:04,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 04:07:04,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 04:07:04,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 04:07:04,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 04:07:04,435 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 04:07:04,435 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 04:07:04,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 04:07:04,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 04:07:04,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 04:07:04,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 04:07:04,437 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 04:07:04,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 04:07:04,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 04:07:04,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 04:07:04,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 04:07:04,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 04:07:04,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 04:07:04,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 04:07:04,442 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 04:07:04,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 04:07:04,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 04:07:04,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 04:07:04,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 04:07:04,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 04:07:04,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 04:07:04,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:07:04,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 04:07:04,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 04:07:04,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 04:07:04,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 04:07:04,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 04:07:04,444 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 04:07:04,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 04:07:04,445 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 04:07:04,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 04:07:04,445 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c71fab330bdc6012057120a447b5cc1b5316aa36d41a10077f304914f3f84a7 [2024-10-24 04:07:04,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 04:07:04,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 04:07:04,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 04:07:04,741 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 04:07:04,741 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 04:07:04,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c [2024-10-24 04:07:06,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 04:07:06,396 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 04:07:06,396 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c [2024-10-24 04:07:06,422 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928d6752d/7c6d4efa833944a8b3ffeaba950b99db/FLAG37dcbcab0 [2024-10-24 04:07:06,434 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928d6752d/7c6d4efa833944a8b3ffeaba950b99db [2024-10-24 04:07:06,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 04:07:06,438 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 04:07:06,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 04:07:06,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 04:07:06,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 04:07:06,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:07:06" (1/1) ... [2024-10-24 04:07:06,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e5769a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:06, skipping insertion in model container [2024-10-24 04:07:06,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:07:06" (1/1) ... [2024-10-24 04:07:06,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 04:07:06,768 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c[1174,1187] [2024-10-24 04:07:07,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:07:07,080 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 04:07:07,089 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c[1174,1187] [2024-10-24 04:07:07,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:07:07,215 INFO L204 MainTranslator]: Completed translation [2024-10-24 04:07:07,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07 WrapperNode [2024-10-24 04:07:07,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 04:07:07,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 04:07:07,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 04:07:07,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 04:07:07,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:07,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,233 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7298 [2024-10-24 04:07:08,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 04:07:08,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 04:07:08,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 04:07:08,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 04:07:08,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,490 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,665 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 04:07:08,665 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:08,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:09,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:09,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 04:07:09,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 04:07:09,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 04:07:09,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 04:07:09,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (1/1) ... [2024-10-24 04:07:09,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:07:09,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 04:07:09,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 04:07:09,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 04:07:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 04:07:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 04:07:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 04:07:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 04:07:09,654 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 04:07:09,656 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 04:07:16,644 INFO L? ?]: Removed 4120 outVars from TransFormulas that were not future-live. [2024-10-24 04:07:16,645 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 04:07:16,746 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 04:07:16,746 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 04:07:16,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:07:16 BoogieIcfgContainer [2024-10-24 04:07:16,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 04:07:16,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 04:07:16,750 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 04:07:16,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 04:07:16,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:07:06" (1/3) ... [2024-10-24 04:07:16,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@161756eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:07:16, skipping insertion in model container [2024-10-24 04:07:16,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:07" (2/3) ... [2024-10-24 04:07:16,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@161756eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:07:16, skipping insertion in model container [2024-10-24 04:07:16,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:07:16" (3/3) ... [2024-10-24 04:07:16,757 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.fischer.3.prop1-func-interl.c [2024-10-24 04:07:16,770 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 04:07:16,770 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 04:07:16,876 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 04:07:16,882 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;@480640ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 04:07:16,883 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 04:07:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 2555 states, 2553 states have (on average 1.5025460242851547) internal successors, (3836), 2554 states have internal predecessors, (3836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:16,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-10-24 04:07:16,907 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:16,909 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:16,911 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:16,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:16,917 INFO L85 PathProgramCache]: Analyzing trace with hash 143568082, now seen corresponding path program 1 times [2024-10-24 04:07:16,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:16,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797300264] [2024-10-24 04:07:16,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:16,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:18,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:07:18,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797300264] [2024-10-24 04:07:18,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797300264] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:18,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:18,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:07:18,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841039285] [2024-10-24 04:07:18,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:18,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:07:18,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:07:18,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:07:18,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:18,053 INFO L87 Difference]: Start difference. First operand has 2555 states, 2553 states have (on average 1.5025460242851547) internal successors, (3836), 2554 states have internal predecessors, (3836), 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 32.5) internal successors, (130), 4 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:18,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:18,211 INFO L93 Difference]: Finished difference Result 4978 states and 7476 transitions. [2024-10-24 04:07:18,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:07:18,214 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 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 130 [2024-10-24 04:07:18,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:18,237 INFO L225 Difference]: With dead ends: 4978 [2024-10-24 04:07:18,238 INFO L226 Difference]: Without dead ends: 2556 [2024-10-24 04:07:18,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:18,249 INFO L432 NwaCegarLoop]: 3831 mSDtfsCounter, 0 mSDsluCounter, 7657 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11488 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:18,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11488 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:07:18,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2556 states. [2024-10-24 04:07:18,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2556 to 2556. [2024-10-24 04:07:18,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2555 states have (on average 1.5013698630136987) internal successors, (3836), 2555 states have internal predecessors, (3836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 3836 transitions. [2024-10-24 04:07:18,376 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 3836 transitions. Word has length 130 [2024-10-24 04:07:18,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:18,378 INFO L471 AbstractCegarLoop]: Abstraction has 2556 states and 3836 transitions. [2024-10-24 04:07:18,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 3836 transitions. [2024-10-24 04:07:18,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-10-24 04:07:18,386 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:18,386 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:18,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 04:07:18,387 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:18,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:18,387 INFO L85 PathProgramCache]: Analyzing trace with hash 157339218, now seen corresponding path program 1 times [2024-10-24 04:07:18,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:18,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962787030] [2024-10-24 04:07:18,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:18,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:19,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:07:19,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962787030] [2024-10-24 04:07:19,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962787030] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:19,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:19,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:07:19,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595450489] [2024-10-24 04:07:19,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:19,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:07:19,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:07:19,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:07:19,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:19,034 INFO L87 Difference]: Start difference. First operand 2556 states and 3836 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:19,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:19,211 INFO L93 Difference]: Finished difference Result 4981 states and 7476 transitions. [2024-10-24 04:07:19,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:07:19,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 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 131 [2024-10-24 04:07:19,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:19,230 INFO L225 Difference]: With dead ends: 4981 [2024-10-24 04:07:19,230 INFO L226 Difference]: Without dead ends: 2558 [2024-10-24 04:07:19,236 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:19,237 INFO L432 NwaCegarLoop]: 3831 mSDtfsCounter, 0 mSDsluCounter, 7654 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11485 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:19,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11485 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:07:19,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2558 states. [2024-10-24 04:07:19,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2558 to 2558. [2024-10-24 04:07:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2558 states, 2557 states have (on average 1.5009777082518576) internal successors, (3838), 2557 states have internal predecessors, (3838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 3838 transitions. [2024-10-24 04:07:19,299 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 3838 transitions. Word has length 131 [2024-10-24 04:07:19,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:19,300 INFO L471 AbstractCegarLoop]: Abstraction has 2558 states and 3838 transitions. [2024-10-24 04:07:19,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:19,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3838 transitions. [2024-10-24 04:07:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-10-24 04:07:19,301 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:19,302 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:19,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 04:07:19,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:19,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:19,303 INFO L85 PathProgramCache]: Analyzing trace with hash -515416661, now seen corresponding path program 1 times [2024-10-24 04:07:19,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:19,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045628869] [2024-10-24 04:07:19,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:19,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:19,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:07:19,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045628869] [2024-10-24 04:07:19,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045628869] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:19,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:19,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:07:19,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964693713] [2024-10-24 04:07:19,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:19,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:07:19,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:07:19,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:07:19,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:19,618 INFO L87 Difference]: Start difference. First operand 2558 states and 3838 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:19,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:19,721 INFO L93 Difference]: Finished difference Result 4985 states and 7480 transitions. [2024-10-24 04:07:19,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:07:19,722 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 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 132 [2024-10-24 04:07:19,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:19,729 INFO L225 Difference]: With dead ends: 4985 [2024-10-24 04:07:19,730 INFO L226 Difference]: Without dead ends: 2560 [2024-10-24 04:07:19,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:19,735 INFO L432 NwaCegarLoop]: 3831 mSDtfsCounter, 0 mSDsluCounter, 7648 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11479 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:19,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11479 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:07:19,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2560 states. [2024-10-24 04:07:19,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2560 to 2560. [2024-10-24 04:07:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2559 states have (on average 1.5005861664712778) internal successors, (3840), 2559 states have internal predecessors, (3840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 3840 transitions. [2024-10-24 04:07:19,790 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 3840 transitions. Word has length 132 [2024-10-24 04:07:19,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:19,792 INFO L471 AbstractCegarLoop]: Abstraction has 2560 states and 3840 transitions. [2024-10-24 04:07:19,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:19,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3840 transitions. [2024-10-24 04:07:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-10-24 04:07:19,793 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:19,794 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:19,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 04:07:19,796 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:19,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:19,797 INFO L85 PathProgramCache]: Analyzing trace with hash 2110840313, now seen corresponding path program 1 times [2024-10-24 04:07:19,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:19,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935083884] [2024-10-24 04:07:19,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:19,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:20,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:07:20,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935083884] [2024-10-24 04:07:20,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935083884] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:20,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:20,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:07:20,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691370938] [2024-10-24 04:07:20,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:20,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:07:20,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:07:20,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:07:20,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:20,078 INFO L87 Difference]: Start difference. First operand 2560 states and 3840 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:20,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:20,169 INFO L93 Difference]: Finished difference Result 4995 states and 7492 transitions. [2024-10-24 04:07:20,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:07:20,170 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 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 133 [2024-10-24 04:07:20,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:20,177 INFO L225 Difference]: With dead ends: 4995 [2024-10-24 04:07:20,178 INFO L226 Difference]: Without dead ends: 2568 [2024-10-24 04:07:20,181 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:20,182 INFO L432 NwaCegarLoop]: 3831 mSDtfsCounter, 3 mSDsluCounter, 7648 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 11479 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:20,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11479 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 04:07:20,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2024-10-24 04:07:20,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 2564. [2024-10-24 04:07:20,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 2563 states have (on average 1.500585251658213) internal successors, (3846), 2563 states have internal predecessors, (3846), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:20,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 3846 transitions. [2024-10-24 04:07:20,229 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 3846 transitions. Word has length 133 [2024-10-24 04:07:20,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:20,230 INFO L471 AbstractCegarLoop]: Abstraction has 2564 states and 3846 transitions. [2024-10-24 04:07:20,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:20,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3846 transitions. [2024-10-24 04:07:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-10-24 04:07:20,232 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:20,232 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:20,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 04:07:20,233 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:20,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:20,233 INFO L85 PathProgramCache]: Analyzing trace with hash 2125734276, now seen corresponding path program 1 times [2024-10-24 04:07:20,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:20,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442109289] [2024-10-24 04:07:20,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:20,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:20,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:20,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:07:20,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442109289] [2024-10-24 04:07:20,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442109289] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:20,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:20,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 04:07:20,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660051777] [2024-10-24 04:07:20,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:20,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 04:07:20,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:07:20,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 04:07:20,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:07:20,639 INFO L87 Difference]: Start difference. First operand 2564 states and 3846 transitions. Second operand has 5 states, 5 states have (on average 26.8) internal successors, (134), 4 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:23,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:23,185 INFO L93 Difference]: Finished difference Result 7410 states and 11116 transitions. [2024-10-24 04:07:23,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 04:07:23,185 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 4 states have internal predecessors, (134), 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 134 [2024-10-24 04:07:23,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:23,200 INFO L225 Difference]: With dead ends: 7410 [2024-10-24 04:07:23,201 INFO L226 Difference]: Without dead ends: 4979 [2024-10-24 04:07:23,206 INFO L431 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 [2024-10-24 04:07:23,207 INFO L432 NwaCegarLoop]: 2907 mSDtfsCounter, 3695 mSDsluCounter, 8610 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3695 SdHoareTripleChecker+Valid, 11517 SdHoareTripleChecker+Invalid, 3621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:23,207 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3695 Valid, 11517 Invalid, 3621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-24 04:07:23,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4979 states. [2024-10-24 04:07:23,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4979 to 2671. [2024-10-24 04:07:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2671 states, 2670 states have (on average 1.5) internal successors, (4005), 2670 states have internal predecessors, (4005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:23,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2671 states and 4005 transitions. [2024-10-24 04:07:23,273 INFO L78 Accepts]: Start accepts. Automaton has 2671 states and 4005 transitions. Word has length 134 [2024-10-24 04:07:23,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:23,273 INFO L471 AbstractCegarLoop]: Abstraction has 2671 states and 4005 transitions. [2024-10-24 04:07:23,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 4 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:23,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 4005 transitions. [2024-10-24 04:07:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-24 04:07:23,275 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:23,275 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:23,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 04:07:23,275 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:23,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:23,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1707238108, now seen corresponding path program 1 times [2024-10-24 04:07:23,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:23,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849815955] [2024-10-24 04:07:23,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:23,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:23,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 04:07:23,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849815955] [2024-10-24 04:07:23,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849815955] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:23,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:23,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 04:07:23,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153469587] [2024-10-24 04:07:23,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:23,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 04:07:23,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 04:07:23,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 04:07:23,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 04:07:23,794 INFO L87 Difference]: Start difference. First operand 2671 states and 4005 transitions. Second operand has 6 states, 6 states have (on average 22.5) internal successors, (135), 5 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:25,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:25,786 INFO L93 Difference]: Finished difference Result 5117 states and 7673 transitions. [2024-10-24 04:07:25,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 04:07:25,787 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 5 states have internal predecessors, (135), 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 135 [2024-10-24 04:07:25,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:25,794 INFO L225 Difference]: With dead ends: 5117 [2024-10-24 04:07:25,795 INFO L226 Difference]: Without dead ends: 2686 [2024-10-24 04:07:25,798 INFO L431 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 [2024-10-24 04:07:25,804 INFO L432 NwaCegarLoop]: 2889 mSDtfsCounter, 3728 mSDsluCounter, 8656 mSDsCounter, 0 mSdLazyCounter, 3790 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3728 SdHoareTripleChecker+Valid, 11545 SdHoareTripleChecker+Invalid, 3791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:25,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3728 Valid, 11545 Invalid, 3791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3790 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-24 04:07:25,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2686 states. [2024-10-24 04:07:25,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2686 to 2684. [2024-10-24 04:07:25,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2684 states, 2683 states have (on average 1.4983227730152815) internal successors, (4020), 2683 states have internal predecessors, (4020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2684 states and 4020 transitions. [2024-10-24 04:07:25,849 INFO L78 Accepts]: Start accepts. Automaton has 2684 states and 4020 transitions. Word has length 135 [2024-10-24 04:07:25,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:25,849 INFO L471 AbstractCegarLoop]: Abstraction has 2684 states and 4020 transitions. [2024-10-24 04:07:25,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 5 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:25,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 4020 transitions. [2024-10-24 04:07:25,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-10-24 04:07:25,854 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:25,854 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:25,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 04:07:25,854 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:25,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:25,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1704120901, now seen corresponding path program 1 times [2024-10-24 04:07:25,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 04:07:25,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902472473] [2024-10-24 04:07:25,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:25,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 04:07:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 04:07:25,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 04:07:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 04:07:26,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 04:07:26,113 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 04:07:26,114 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 04:07:26,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 04:07:26,118 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-24 04:07:26,214 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 04:07:26,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:07:26 BoogieIcfgContainer [2024-10-24 04:07:26,216 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 04:07:26,216 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 04:07:26,217 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 04:07:26,220 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 04:07:26,221 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:07:16" (3/4) ... [2024-10-24 04:07:26,222 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 04:07:26,223 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 04:07:26,223 INFO L158 Benchmark]: Toolchain (without parser) took 19785.53ms. Allocated memory was 176.2MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 101.4MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-10-24 04:07:26,224 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 176.2MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 04:07:26,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.46ms. Allocated memory was 176.2MB in the beginning and 281.0MB in the end (delta: 104.9MB). Free memory was 101.2MB in the beginning and 171.0MB in the end (delta: -69.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-10-24 04:07:26,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 1016.92ms. Allocated memory was 281.0MB in the beginning and 662.7MB in the end (delta: 381.7MB). Free memory was 171.0MB in the beginning and 498.6MB in the end (delta: -327.6MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. [2024-10-24 04:07:26,225 INFO L158 Benchmark]: Boogie Preprocessor took 1019.27ms. Allocated memory is still 662.7MB. Free memory was 498.6MB in the beginning and 450.3MB in the end (delta: 48.3MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2024-10-24 04:07:26,228 INFO L158 Benchmark]: RCFGBuilder took 7492.17ms. Allocated memory was 662.7MB in the beginning and 2.5GB in the end (delta: 1.9GB). Free memory was 450.3MB in the beginning and 1.8GB in the end (delta: -1.4GB). Peak memory consumption was 468.1MB. Max. memory is 16.1GB. [2024-10-24 04:07:26,228 INFO L158 Benchmark]: TraceAbstraction took 9466.67ms. Allocated memory was 2.5GB in the beginning and 3.7GB in the end (delta: 1.2GB). Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 1.0MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-10-24 04:07:26,229 INFO L158 Benchmark]: Witness Printer took 6.56ms. Allocated memory is still 3.7GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 04:07:26,230 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 176.2MB. Free memory is still 128.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.46ms. Allocated memory was 176.2MB in the beginning and 281.0MB in the end (delta: 104.9MB). Free memory was 101.2MB in the beginning and 171.0MB in the end (delta: -69.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1016.92ms. Allocated memory was 281.0MB in the beginning and 662.7MB in the end (delta: 381.7MB). Free memory was 171.0MB in the beginning and 498.6MB in the end (delta: -327.6MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1019.27ms. Allocated memory is still 662.7MB. Free memory was 498.6MB in the beginning and 450.3MB in the end (delta: 48.3MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7492.17ms. Allocated memory was 662.7MB in the beginning and 2.5GB in the end (delta: 1.9GB). Free memory was 450.3MB in the beginning and 1.8GB in the end (delta: -1.4GB). Peak memory consumption was 468.1MB. Max. memory is 16.1GB. * TraceAbstraction took 9466.67ms. Allocated memory was 2.5GB in the beginning and 3.7GB in the end (delta: 1.2GB). Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 1.0MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 6.56ms. Allocated memory is still 3.7GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 303. 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_20 = 0; [L40] const SORT_4 var_73 = 1; [L41] const SORT_4 var_74 = 0; [L42] const SORT_2 var_90 = 0; [L43] const SORT_2 var_92 = 6; [L44] const SORT_2 var_95 = 5; [L45] const SORT_2 var_98 = 4; [L46] const SORT_2 var_101 = 3; [L47] const SORT_2 var_104 = 2; [L48] const SORT_2 var_107 = 1; [L49] const SORT_2 var_121 = 255; [L50] const SORT_3 var_125 = 0; [L51] const SORT_4 var_129 = 255; [L53] SORT_1 input_89; [L54] SORT_1 input_91; [L55] SORT_1 input_93; [L56] SORT_1 input_94; [L57] SORT_1 input_96; [L58] SORT_1 input_97; [L59] SORT_1 input_99; [L60] SORT_1 input_100; [L61] SORT_1 input_102; [L62] SORT_1 input_103; [L63] SORT_1 input_105; [L64] SORT_1 input_106; [L65] SORT_1 input_122; [L66] SORT_1 input_123; [L67] SORT_1 input_124; [L68] SORT_1 input_141; [L69] SORT_1 input_142; [L70] SORT_1 input_157; [L71] SORT_1 input_158; [L72] SORT_1 input_173; [L73] SORT_1 input_174; [L74] SORT_1 input_189; [L75] SORT_1 input_190; [L76] SORT_1 input_205; [L77] SORT_1 input_206; [L78] SORT_1 input_223; [L79] SORT_1 input_231; [L80] SORT_1 input_239; [L81] SORT_1 input_247; [L82] SORT_1 input_255; [L83] SORT_1 input_263; [L84] SORT_1 input_271; [L85] SORT_1 input_279; [L86] SORT_1 input_287; [L87] SORT_1 input_295; [L88] SORT_1 input_303; [L89] SORT_1 input_311; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L91] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L92] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L93] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L94] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L95] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L96] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L97] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L98] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L99] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L100] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L101] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L102] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L103] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L104] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L105] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L106] SORT_1 state_37 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L107] SORT_1 state_39 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L108] SORT_1 state_41 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L109] SORT_1 state_43 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L110] SORT_1 state_45 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L111] SORT_1 state_47 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L112] SORT_1 state_49 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L113] SORT_1 state_51 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L114] SORT_1 state_53 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L115] SORT_1 state_55 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L116] SORT_1 state_57 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L117] SORT_1 state_59 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L118] SORT_1 state_61 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L119] SORT_1 state_63 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L120] SORT_1 state_65 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L121] SORT_1 state_67 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L122] SORT_1 state_69 = __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_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_20=0, var_5=0, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L123] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] SORT_2 init_7_arg_1 = var_5; [L126] state_6 = init_7_arg_1 [L127] SORT_2 init_9_arg_1 = var_5; [L128] state_8 = init_9_arg_1 [L129] SORT_2 init_11_arg_1 = var_5; [L130] state_10 = init_11_arg_1 [L131] SORT_2 init_13_arg_1 = var_5; [L132] state_12 = init_13_arg_1 [L133] SORT_2 init_15_arg_1 = var_5; [L134] state_14 = init_15_arg_1 [L135] SORT_2 init_17_arg_1 = var_5; [L136] state_16 = init_17_arg_1 [L137] SORT_2 init_19_arg_1 = var_5; [L138] state_18 = init_19_arg_1 [L139] SORT_1 init_22_arg_1 = var_20; [L140] state_21 = init_22_arg_1 [L141] SORT_1 init_24_arg_1 = var_20; [L142] state_23 = init_24_arg_1 [L143] SORT_1 init_26_arg_1 = var_20; [L144] state_25 = init_26_arg_1 [L145] SORT_1 init_28_arg_1 = var_20; [L146] state_27 = init_28_arg_1 [L147] SORT_1 init_30_arg_1 = var_20; [L148] state_29 = init_30_arg_1 [L149] SORT_1 init_32_arg_1 = var_20; [L150] state_31 = init_32_arg_1 [L151] SORT_1 init_34_arg_1 = var_20; [L152] state_33 = init_34_arg_1 [L153] SORT_1 init_36_arg_1 = var_20; [L154] state_35 = init_36_arg_1 [L155] SORT_1 init_38_arg_1 = var_20; [L156] state_37 = init_38_arg_1 [L157] SORT_1 init_40_arg_1 = var_20; [L158] state_39 = init_40_arg_1 [L159] SORT_1 init_42_arg_1 = var_20; [L160] state_41 = init_42_arg_1 [L161] SORT_1 init_44_arg_1 = var_20; [L162] state_43 = init_44_arg_1 [L163] SORT_1 init_46_arg_1 = var_20; [L164] state_45 = init_46_arg_1 [L165] SORT_1 init_48_arg_1 = var_20; [L166] state_47 = init_48_arg_1 [L167] SORT_1 init_50_arg_1 = var_20; [L168] state_49 = init_50_arg_1 [L169] SORT_1 init_52_arg_1 = var_20; [L170] state_51 = init_52_arg_1 [L171] SORT_1 init_54_arg_1 = var_20; [L172] state_53 = init_54_arg_1 [L173] SORT_1 init_56_arg_1 = var_20; [L174] state_55 = init_56_arg_1 [L175] SORT_1 init_58_arg_1 = var_20; [L176] state_57 = init_58_arg_1 [L177] SORT_1 init_60_arg_1 = var_20; [L178] state_59 = init_60_arg_1 [L179] SORT_1 init_62_arg_1 = var_20; [L180] state_61 = init_62_arg_1 [L181] SORT_1 init_64_arg_1 = var_20; [L182] state_63 = init_64_arg_1 [L183] SORT_1 init_66_arg_1 = var_20; [L184] state_65 = init_66_arg_1 [L185] SORT_1 init_68_arg_1 = var_20; [L186] state_67 = init_68_arg_1 [L187] SORT_1 init_70_arg_1 = var_20; [L188] state_69 = init_70_arg_1 [L189] SORT_1 init_72_arg_1 = var_20; [L190] state_71 = init_72_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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L193] input_89 = __VERIFIER_nondet_uchar() [L194] EXPR input_89 & 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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L194] input_89 = input_89 & mask_SORT_1 [L195] input_91 = __VERIFIER_nondet_uchar() [L196] EXPR input_91 & mask_SORT_1 VAL [input_89=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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L196] input_91 = input_91 & mask_SORT_1 [L197] input_93 = __VERIFIER_nondet_uchar() [L198] EXPR input_93 & mask_SORT_1 VAL [input_89=0, input_91=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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L198] input_93 = input_93 & mask_SORT_1 [L199] input_94 = __VERIFIER_nondet_uchar() [L200] EXPR input_94 & mask_SORT_1 VAL [input_89=0, input_91=0, input_93=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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L200] input_94 = input_94 & mask_SORT_1 [L201] input_96 = __VERIFIER_nondet_uchar() [L202] EXPR input_96 & mask_SORT_1 VAL [input_89=0, input_91=0, input_93=0, input_94=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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L202] input_96 = input_96 & mask_SORT_1 [L203] input_97 = __VERIFIER_nondet_uchar() [L204] EXPR input_97 & mask_SORT_1 VAL [input_89=0, input_91=0, input_93=0, input_94=0, input_96=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_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L204] input_97 = input_97 & mask_SORT_1 [L205] input_99 = __VERIFIER_nondet_uchar() [L206] EXPR input_99 & mask_SORT_1 VAL [input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L206] input_99 = input_99 & mask_SORT_1 [L207] input_100 = __VERIFIER_nondet_uchar() [L208] EXPR input_100 & mask_SORT_1 VAL [input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L208] input_100 = input_100 & mask_SORT_1 [L209] input_102 = __VERIFIER_nondet_uchar() [L210] EXPR input_102 & mask_SORT_1 VAL [input_100=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L210] input_102 = input_102 & mask_SORT_1 [L211] input_103 = __VERIFIER_nondet_uchar() [L212] EXPR input_103 & mask_SORT_1 VAL [input_100=0, input_102=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L212] input_103 = input_103 & mask_SORT_1 [L213] input_105 = __VERIFIER_nondet_uchar() [L214] EXPR input_105 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L214] input_105 = input_105 & mask_SORT_1 [L215] input_106 = __VERIFIER_nondet_uchar() [L216] EXPR input_106 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L216] input_106 = input_106 & mask_SORT_1 [L217] input_122 = __VERIFIER_nondet_uchar() [L218] EXPR input_122 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L218] input_122 = input_122 & mask_SORT_1 [L219] input_123 = __VERIFIER_nondet_uchar() [L220] EXPR input_123 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L220] input_123 = input_123 & mask_SORT_1 [L221] input_124 = __VERIFIER_nondet_uchar() [L222] EXPR input_124 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L222] input_124 = input_124 & mask_SORT_1 [L223] input_141 = __VERIFIER_nondet_uchar() [L224] EXPR input_141 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L224] input_141 = input_141 & mask_SORT_1 [L225] input_142 = __VERIFIER_nondet_uchar() [L226] EXPR input_142 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L226] input_142 = input_142 & mask_SORT_1 [L227] input_157 = __VERIFIER_nondet_uchar() [L228] EXPR input_157 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L228] input_157 = input_157 & mask_SORT_1 [L229] input_158 = __VERIFIER_nondet_uchar() [L230] EXPR input_158 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L230] input_158 = input_158 & mask_SORT_1 [L231] input_173 = __VERIFIER_nondet_uchar() [L232] EXPR input_173 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L232] input_173 = input_173 & mask_SORT_1 [L233] input_174 = __VERIFIER_nondet_uchar() [L234] EXPR input_174 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L234] input_174 = input_174 & mask_SORT_1 [L235] input_189 = __VERIFIER_nondet_uchar() [L236] EXPR input_189 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L236] input_189 = input_189 & mask_SORT_1 [L237] input_190 = __VERIFIER_nondet_uchar() [L238] EXPR input_190 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L238] input_190 = input_190 & mask_SORT_1 [L239] input_205 = __VERIFIER_nondet_uchar() [L240] EXPR input_205 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L240] input_205 = input_205 & mask_SORT_1 [L241] input_206 = __VERIFIER_nondet_uchar() [L242] EXPR input_206 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L242] input_206 = input_206 & mask_SORT_1 [L243] input_223 = __VERIFIER_nondet_uchar() [L244] input_231 = __VERIFIER_nondet_uchar() [L245] input_239 = __VERIFIER_nondet_uchar() [L246] input_247 = __VERIFIER_nondet_uchar() [L247] input_255 = __VERIFIER_nondet_uchar() [L248] input_263 = __VERIFIER_nondet_uchar() [L249] input_271 = __VERIFIER_nondet_uchar() [L250] input_279 = __VERIFIER_nondet_uchar() [L251] input_287 = __VERIFIER_nondet_uchar() [L252] input_295 = __VERIFIER_nondet_uchar() [L253] input_303 = __VERIFIER_nondet_uchar() [L254] input_311 = __VERIFIER_nondet_uchar() [L257] SORT_1 var_75_arg_0 = state_29; [L258] SORT_4 var_75_arg_1 = var_73; [L259] SORT_4 var_75_arg_2 = var_74; [L260] SORT_4 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L261] SORT_1 var_76_arg_0 = state_37; [L262] SORT_4 var_76_arg_1 = var_73; [L263] SORT_4 var_76_arg_2 = var_74; [L264] SORT_4 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L265] SORT_4 var_77_arg_0 = var_75; [L266] SORT_4 var_77_arg_1 = var_76; [L267] SORT_4 var_77 = var_77_arg_0 + var_77_arg_1; [L268] SORT_1 var_78_arg_0 = state_45; [L269] SORT_4 var_78_arg_1 = var_73; [L270] SORT_4 var_78_arg_2 = var_74; [L271] SORT_4 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L272] SORT_4 var_79_arg_0 = var_77; [L273] SORT_4 var_79_arg_1 = var_78; [L274] SORT_4 var_79 = var_79_arg_0 + var_79_arg_1; [L275] SORT_1 var_80_arg_0 = state_53; [L276] SORT_4 var_80_arg_1 = var_73; [L277] SORT_4 var_80_arg_2 = var_74; [L278] SORT_4 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L279] SORT_4 var_81_arg_0 = var_79; [L280] SORT_4 var_81_arg_1 = var_80; [L281] SORT_4 var_81 = var_81_arg_0 + var_81_arg_1; [L282] SORT_1 var_82_arg_0 = state_61; [L283] SORT_4 var_82_arg_1 = var_73; [L284] SORT_4 var_82_arg_2 = var_74; [L285] SORT_4 var_82 = var_82_arg_0 ? var_82_arg_1 : var_82_arg_2; [L286] SORT_4 var_83_arg_0 = var_81; [L287] SORT_4 var_83_arg_1 = var_82; [L288] SORT_4 var_83 = var_83_arg_0 + var_83_arg_1; [L289] SORT_1 var_84_arg_0 = state_69; [L290] SORT_4 var_84_arg_1 = var_73; [L291] SORT_4 var_84_arg_2 = var_74; [L292] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L293] SORT_4 var_85_arg_0 = var_83; [L294] SORT_4 var_85_arg_1 = var_84; [L295] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_85=0, var_90=0, var_92=6, var_95=5, var_98=4] [L296] EXPR var_85 & mask_SORT_4 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L296] var_85 = var_85 & mask_SORT_4 [L297] SORT_4 var_86_arg_0 = var_85; [L298] SORT_4 var_86_arg_1 = var_73; [L299] SORT_1 var_86 = var_86_arg_0 <= var_86_arg_1; [L300] SORT_1 var_87_arg_0 = ~state_71; VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_86=1, var_87_arg_0=-1, var_90=0, var_92=6, var_95=5, var_98=4] [L301] EXPR var_87_arg_0 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_86=1, var_90=0, var_92=6, var_95=5, var_98=4] [L301] var_87_arg_0 = var_87_arg_0 & mask_SORT_1 [L302] SORT_1 var_87_arg_1 = ~var_86; VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_87_arg_0=1, var_87_arg_1=-2, var_90=0, var_92=6, var_95=5, var_98=4] [L303] EXPR var_87_arg_1 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_87_arg_0=1, var_90=0, var_92=6, var_95=5, var_98=4] [L303] var_87_arg_1 = var_87_arg_1 & mask_SORT_1 [L304] EXPR var_87_arg_0 & var_87_arg_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L304] SORT_1 var_87 = var_87_arg_0 & var_87_arg_1; [L305] EXPR var_87 & mask_SORT_1 VAL [input_100=0, input_102=0, input_103=0, input_105=0, input_106=0, input_122=0, input_123=0, input_124=0, input_141=0, input_142=0, input_157=0, input_158=0, input_173=0, input_174=0, input_189=0, input_190=0, input_205=0, input_206=0, input_89=0, input_91=0, input_93=0, input_94=0, input_96=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_21=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_8=0, var_101=3, var_104=2, var_107=1, var_121=255, var_125=0, var_129=255, var_73=1, var_74=0, var_90=0, var_92=6, var_95=5, var_98=4] [L305] var_87 = var_87 & mask_SORT_1 [L306] SORT_1 bad_88_arg_0 = var_87; [L307] CALL __VERIFIER_assert(!(bad_88_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2555 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7426 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7426 mSDsluCounter, 68993 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 47873 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7483 IncrementalHoareTripleChecker+Invalid, 7485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 21120 mSDtfsCounter, 7483 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=2684occurred in iteration=6, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 2314 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 931 NumberOfCodeBlocks, 931 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 2299 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-24 04:07:26,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4c71fab330bdc6012057120a447b5cc1b5316aa36d41a10077f304914f3f84a7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 04:07:28,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 04:07:28,836 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-24 04:07:28,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 04:07:28,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 04:07:28,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 04:07:28,867 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 04:07:28,868 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 04:07:28,868 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 04:07:28,868 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 04:07:28,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 04:07:28,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 04:07:28,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 04:07:28,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 04:07:28,871 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 04:07:28,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 04:07:28,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 04:07:28,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 04:07:28,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 04:07:28,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 04:07:28,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 04:07:28,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 04:07:28,876 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 04:07:28,876 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 04:07:28,876 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 04:07:28,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 04:07:28,876 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 04:07:28,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 04:07:28,877 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 04:07:28,877 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 04:07:28,877 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 04:07:28,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:07:28,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 04:07:28,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 04:07:28,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 04:07:28,878 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 04:07:28,878 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 04:07:28,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 04:07:28,878 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 04:07:28,878 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 04:07:28,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 04:07:28,880 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 04:07:28,880 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c71fab330bdc6012057120a447b5cc1b5316aa36d41a10077f304914f3f84a7 [2024-10-24 04:07:29,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 04:07:29,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 04:07:29,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 04:07:29,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 04:07:29,172 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 04:07:29,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c [2024-10-24 04:07:30,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 04:07:30,905 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 04:07:30,906 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c [2024-10-24 04:07:30,928 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98978d84b/b6774dc01c104f7290129a51a7e4b42d/FLAG7165d181a [2024-10-24 04:07:30,941 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98978d84b/b6774dc01c104f7290129a51a7e4b42d [2024-10-24 04:07:30,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 04:07:30,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 04:07:30,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 04:07:30,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 04:07:30,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 04:07:30,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:07:30" (1/1) ... [2024-10-24 04:07:30,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acb3a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:30, skipping insertion in model container [2024-10-24 04:07:30,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:07:30" (1/1) ... [2024-10-24 04:07:31,003 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 04:07:31,193 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c[1174,1187] [2024-10-24 04:07:31,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:07:31,494 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 04:07:31,503 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.3.prop1-func-interl.c[1174,1187] [2024-10-24 04:07:31,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 04:07:31,635 INFO L204 MainTranslator]: Completed translation [2024-10-24 04:07:31,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31 WrapperNode [2024-10-24 04:07:31,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 04:07:31,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 04:07:31,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 04:07:31,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 04:07:31,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,805 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2202 [2024-10-24 04:07:31,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 04:07:31,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 04:07:31,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 04:07:31,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 04:07:31,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,848 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,889 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 04:07:31,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,929 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 04:07:31,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 04:07:31,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 04:07:31,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 04:07:31,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (1/1) ... [2024-10-24 04:07:31,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 04:07:31,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 04:07:31,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 04:07:32,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 04:07:32,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 04:07:32,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 04:07:32,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 04:07:32,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 04:07:32,409 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 04:07:32,411 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 04:07:34,263 INFO L? ?]: Removed 128 outVars from TransFormulas that were not future-live. [2024-10-24 04:07:34,263 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 04:07:34,326 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 04:07:34,326 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 04:07:34,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:07:34 BoogieIcfgContainer [2024-10-24 04:07:34,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 04:07:34,328 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 04:07:34,328 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 04:07:34,331 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 04:07:34,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:07:30" (1/3) ... [2024-10-24 04:07:34,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bb6ec21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:07:34, skipping insertion in model container [2024-10-24 04:07:34,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:07:31" (2/3) ... [2024-10-24 04:07:34,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bb6ec21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:07:34, skipping insertion in model container [2024-10-24 04:07:34,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:07:34" (3/3) ... [2024-10-24 04:07:34,333 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.fischer.3.prop1-func-interl.c [2024-10-24 04:07:34,347 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 04:07:34,347 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 04:07:34,398 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 04:07:34,405 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;@1cc923d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 04:07:34,405 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 04:07:34,408 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:34,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-24 04:07:34,412 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:34,413 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-24 04:07:34,414 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:34,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:34,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-24 04:07:34,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 04:07:34,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [295414370] [2024-10-24 04:07:34,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:34,431 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 04:07:34,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 04:07:34,434 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 04:07:34,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 04:07:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:34,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-10-24 04:07:34,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 04:07:35,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 04:07:35,350 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 04:07:35,351 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 04:07:35,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [295414370] [2024-10-24 04:07:35,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [295414370] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 04:07:35,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 04:07:35,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 04:07:35,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776686302] [2024-10-24 04:07:35,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 04:07:35,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 04:07:35,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 04:07:35,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 04:07:35,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 04:07:35,383 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:35,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 04:07:35,585 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-10-24 04:07:35,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 04:07:35,588 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-24 04:07:35,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 04:07:35,594 INFO L225 Difference]: With dead ends: 15 [2024-10-24 04:07:35,594 INFO L226 Difference]: Without dead ends: 9 [2024-10-24 04:07:35,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 04:07:35,601 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 04:07:35,602 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 04:07:35,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-10-24 04:07:35,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-24 04:07:35,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-24 04:07:35,649 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-24 04:07:35,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 04:07:35,650 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-24 04:07:35,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 04:07:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-24 04:07:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-24 04:07:35,650 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 04:07:35,650 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-24 04:07:35,659 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-24 04:07:35,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 04:07:35,852 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 04:07:35,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 04:07:35,853 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-24 04:07:35,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 04:07:35,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1844571725] [2024-10-24 04:07:35,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 04:07:35,854 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 04:07:35,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 04:07:35,857 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 04:07:35,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 04:07:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 04:07:36,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-10-24 04:07:36,574 INFO L278 TraceCheckSpWp]: Computing forward predicates...