./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.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 c482feebae2e4674787294054b23234696017dfe8b10199ec324ab4d13763155 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 02:15:27,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 02:15:27,365 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-10 02:15:27,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 02:15:27,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 02:15:27,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 02:15:27,399 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 02:15:27,399 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 02:15:27,400 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 02:15:27,401 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 02:15:27,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 02:15:27,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 02:15:27,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 02:15:27,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 02:15:27,404 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 02:15:27,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 02:15:27,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 02:15:27,405 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 02:15:27,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 02:15:27,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 02:15:27,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 02:15:27,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 02:15:27,406 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 02:15:27,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 02:15:27,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 02:15:27,407 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 02:15:27,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 02:15:27,409 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 02:15:27,409 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 02:15:27,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 02:15:27,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 02:15:27,410 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 02:15:27,410 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 02:15:27,410 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 02:15:27,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 02:15:27,411 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 02:15:27,411 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 02:15:27,411 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 02:15:27,411 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 02:15:27,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c482feebae2e4674787294054b23234696017dfe8b10199ec324ab4d13763155 [2024-11-10 02:15:27,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 02:15:27,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 02:15:27,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 02:15:27,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 02:15:27,677 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 02:15:27,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c [2024-11-10 02:15:29,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 02:15:29,818 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 02:15:29,818 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c [2024-11-10 02:15:29,839 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874fa334c/d303c06e385e4b7d908ef6f9b28421c4/FLAG39bc16cd4 [2024-11-10 02:15:29,854 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874fa334c/d303c06e385e4b7d908ef6f9b28421c4 [2024-11-10 02:15:29,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 02:15:29,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 02:15:29,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 02:15:29,864 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 02:15:29,869 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 02:15:29,870 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:15:29" (1/1) ... [2024-11-10 02:15:29,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4514d806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:29, skipping insertion in model container [2024-11-10 02:15:29,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:15:29" (1/1) ... [2024-11-10 02:15:29,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 02:15:30,132 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c[1174,1187] [2024-11-10 02:15:30,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 02:15:30,829 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 02:15:30,850 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c[1174,1187] [2024-11-10 02:15:31,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 02:15:31,155 INFO L204 MainTranslator]: Completed translation [2024-11-10 02:15:31,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31 WrapperNode [2024-11-10 02:15:31,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 02:15:31,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 02:15:31,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 02:15:31,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 02:15:31,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:31,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:32,502 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8027 [2024-11-10 02:15:32,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 02:15:32,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 02:15:32,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 02:15:32,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 02:15:32,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:32,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:32,664 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:32,965 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 02:15:32,969 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:32,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:33,229 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:33,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:33,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:33,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:33,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 02:15:33,514 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 02:15:33,514 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 02:15:33,514 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 02:15:33,515 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (1/1) ... [2024-11-10 02:15:33,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 02:15:33,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 02:15:33,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 02:15:33,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 02:15:33,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 02:15:33,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 02:15:33,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 02:15:33,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 02:15:34,050 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 02:15:34,053 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 02:15:44,687 INFO L? ?]: Removed 4550 outVars from TransFormulas that were not future-live. [2024-11-10 02:15:44,687 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 02:15:44,920 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 02:15:44,920 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 02:15:44,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:15:44 BoogieIcfgContainer [2024-11-10 02:15:44,921 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 02:15:44,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 02:15:44,922 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 02:15:44,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 02:15:44,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:15:29" (1/3) ... [2024-11-10 02:15:44,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f90939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:15:44, skipping insertion in model container [2024-11-10 02:15:44,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:15:31" (2/3) ... [2024-11-10 02:15:44,928 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f90939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:15:44, skipping insertion in model container [2024-11-10 02:15:44,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:15:44" (3/3) ... [2024-11-10 02:15:44,930 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.2.prop1-func-interl.c [2024-11-10 02:15:44,946 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 02:15:44,946 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 02:15:45,050 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 02:15:45,057 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;@1a00775d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 02:15:45,058 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 02:15:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand has 2825 states, 2823 states have (on average 1.4998228834573148) internal successors, (4234), 2824 states have internal predecessors, (4234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:45,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-10 02:15:45,084 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:15:45,085 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] [2024-11-10 02:15:45,086 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:15:45,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:15:45,090 INFO L85 PathProgramCache]: Analyzing trace with hash -2134847494, now seen corresponding path program 1 times [2024-11-10 02:15:45,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:15:45,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101568277] [2024-11-10 02:15:45,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:15:45,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:15:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:15:46,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:15:46,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 02:15:46,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101568277] [2024-11-10 02:15:46,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101568277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:15:46,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:15:46,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 02:15:46,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342848068] [2024-11-10 02:15:46,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:15:46,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 02:15:46,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 02:15:46,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 02:15:46,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:46,102 INFO L87 Difference]: Start difference. First operand has 2825 states, 2823 states have (on average 1.4998228834573148) internal successors, (4234), 2824 states have internal predecessors, (4234), 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 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:47,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:15:47,525 INFO L93 Difference]: Finished difference Result 5489 states and 8231 transitions. [2024-11-10 02:15:47,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 02:15:47,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 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 136 [2024-11-10 02:15:47,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:15:47,554 INFO L225 Difference]: With dead ends: 5489 [2024-11-10 02:15:47,554 INFO L226 Difference]: Without dead ends: 2822 [2024-11-10 02:15:47,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:47,569 INFO L432 NwaCegarLoop]: 3524 mSDtfsCounter, 0 mSDsluCounter, 7043 mSDsCounter, 0 mSdLazyCounter, 2116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10567 SdHoareTripleChecker+Invalid, 2116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-10 02:15:47,569 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10567 Invalid, 2116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2116 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-10 02:15:47,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2822 states. [2024-11-10 02:15:47,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2822 to 2822. [2024-11-10 02:15:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2821 states have (on average 1.4994682736618221) internal successors, (4230), 2821 states have internal predecessors, (4230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 4230 transitions. [2024-11-10 02:15:47,688 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 4230 transitions. Word has length 136 [2024-11-10 02:15:47,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:15:47,690 INFO L471 AbstractCegarLoop]: Abstraction has 2822 states and 4230 transitions. [2024-11-10 02:15:47,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:47,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 4230 transitions. [2024-11-10 02:15:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-10 02:15:47,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:15:47,696 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:15:47,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 02:15:47,696 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:15:47,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:15:47,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1610705030, now seen corresponding path program 1 times [2024-11-10 02:15:47,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:15:47,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871751419] [2024-11-10 02:15:47,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:15:47,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:15:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:15:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:15:47,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 02:15:47,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871751419] [2024-11-10 02:15:47,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871751419] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:15:47,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:15:47,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 02:15:47,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300030027] [2024-11-10 02:15:47,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:15:47,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 02:15:47,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 02:15:47,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 02:15:47,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:47,987 INFO L87 Difference]: Start difference. First operand 2822 states and 4230 transitions. Second operand has 4 states, 4 states have (on average 34.25) internal successors, (137), 4 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:49,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:15:49,774 INFO L93 Difference]: Finished difference Result 5488 states and 8227 transitions. [2024-11-10 02:15:49,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 02:15:49,774 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 4 states have internal predecessors, (137), 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 137 [2024-11-10 02:15:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:15:49,784 INFO L225 Difference]: With dead ends: 5488 [2024-11-10 02:15:49,784 INFO L226 Difference]: Without dead ends: 2824 [2024-11-10 02:15:49,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:49,789 INFO L432 NwaCegarLoop]: 3524 mSDtfsCounter, 0 mSDsluCounter, 7040 mSDsCounter, 0 mSdLazyCounter, 2119 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10564 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-10 02:15:49,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10564 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2119 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-10 02:15:49,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2824 states. [2024-11-10 02:15:49,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2824 to 2824. [2024-11-10 02:15:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2824 states, 2823 states have (on average 1.4991144172865745) internal successors, (4232), 2823 states have internal predecessors, (4232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 4232 transitions. [2024-11-10 02:15:49,838 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 4232 transitions. Word has length 137 [2024-11-10 02:15:49,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:15:49,839 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 4232 transitions. [2024-11-10 02:15:49,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.25) internal successors, (137), 4 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:49,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 4232 transitions. [2024-11-10 02:15:49,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-10 02:15:49,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:15:49,844 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:15:49,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 02:15:49,844 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:15:49,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:15:49,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1354999647, now seen corresponding path program 1 times [2024-11-10 02:15:49,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:15:49,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870448683] [2024-11-10 02:15:49,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:15:49,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:15:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:15:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:15:50,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 02:15:50,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870448683] [2024-11-10 02:15:50,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870448683] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:15:50,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:15:50,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 02:15:50,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681335756] [2024-11-10 02:15:50,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:15:50,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 02:15:50,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 02:15:50,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 02:15:50,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:50,110 INFO L87 Difference]: Start difference. First operand 2824 states and 4232 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:51,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:15:51,922 INFO L93 Difference]: Finished difference Result 5492 states and 8231 transitions. [2024-11-10 02:15:51,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 02:15:51,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 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 138 [2024-11-10 02:15:51,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:15:51,946 INFO L225 Difference]: With dead ends: 5492 [2024-11-10 02:15:51,946 INFO L226 Difference]: Without dead ends: 2826 [2024-11-10 02:15:51,961 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:51,963 INFO L432 NwaCegarLoop]: 3524 mSDtfsCounter, 0 mSDsluCounter, 7035 mSDsCounter, 0 mSdLazyCounter, 2124 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10559 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-10 02:15:51,964 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10559 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2124 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-10 02:15:51,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2826 states. [2024-11-10 02:15:52,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2826 to 2826. [2024-11-10 02:15:52,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2826 states, 2825 states have (on average 1.4987610619469027) internal successors, (4234), 2825 states have internal predecessors, (4234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:52,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2826 states and 4234 transitions. [2024-11-10 02:15:52,097 INFO L78 Accepts]: Start accepts. Automaton has 2826 states and 4234 transitions. Word has length 138 [2024-11-10 02:15:52,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:15:52,098 INFO L471 AbstractCegarLoop]: Abstraction has 2826 states and 4234 transitions. [2024-11-10 02:15:52,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:52,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 4234 transitions. [2024-11-10 02:15:52,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-10 02:15:52,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:15:52,104 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:15:52,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 02:15:52,105 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:15:52,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:15:52,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1759983253, now seen corresponding path program 1 times [2024-11-10 02:15:52,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:15:52,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416394619] [2024-11-10 02:15:52,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:15:52,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:15:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:15:52,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:15:52,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 02:15:52,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416394619] [2024-11-10 02:15:52,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416394619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:15:52,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:15:52,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 02:15:52,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733820459] [2024-11-10 02:15:52,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:15:52,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 02:15:52,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 02:15:52,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 02:15:52,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:52,654 INFO L87 Difference]: Start difference. First operand 2826 states and 4234 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:54,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:15:54,480 INFO L93 Difference]: Finished difference Result 5502 states and 8243 transitions. [2024-11-10 02:15:54,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 02:15:54,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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 139 [2024-11-10 02:15:54,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:15:54,500 INFO L225 Difference]: With dead ends: 5502 [2024-11-10 02:15:54,500 INFO L226 Difference]: Without dead ends: 2834 [2024-11-10 02:15:54,508 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:15:54,509 INFO L432 NwaCegarLoop]: 3524 mSDtfsCounter, 3 mSDsluCounter, 7035 mSDsCounter, 0 mSdLazyCounter, 2124 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 10559 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-10 02:15:54,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 10559 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2124 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-10 02:15:54,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2834 states. [2024-11-10 02:15:54,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2834 to 2830. [2024-11-10 02:15:54,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2830 states, 2829 states have (on average 1.4987628137150937) internal successors, (4240), 2829 states have internal predecessors, (4240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:54,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2830 states and 4240 transitions. [2024-11-10 02:15:54,570 INFO L78 Accepts]: Start accepts. Automaton has 2830 states and 4240 transitions. Word has length 139 [2024-11-10 02:15:54,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:15:54,571 INFO L471 AbstractCegarLoop]: Abstraction has 2830 states and 4240 transitions. [2024-11-10 02:15:54,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 4240 transitions. [2024-11-10 02:15:54,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-10 02:15:54,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:15:54,572 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:15:54,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 02:15:54,573 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:15:54,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:15:54,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1056205372, now seen corresponding path program 1 times [2024-11-10 02:15:54,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:15:54,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396620350] [2024-11-10 02:15:54,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:15:54,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:15:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:15:54,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:15:54,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 02:15:54,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396620350] [2024-11-10 02:15:54,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396620350] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:15:54,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:15:54,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 02:15:54,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552832421] [2024-11-10 02:15:54,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:15:54,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 02:15:54,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 02:15:54,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 02:15:54,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 02:15:54,873 INFO L87 Difference]: Start difference. First operand 2830 states and 4240 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:58,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:15:58,709 INFO L93 Difference]: Finished difference Result 8158 states and 12224 transitions. [2024-11-10 02:15:58,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 02:15:58,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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 140 [2024-11-10 02:15:58,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:15:58,736 INFO L225 Difference]: With dead ends: 8158 [2024-11-10 02:15:58,740 INFO L226 Difference]: Without dead ends: 5486 [2024-11-10 02:15:58,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-10 02:15:58,757 INFO L432 NwaCegarLoop]: 2809 mSDtfsCounter, 4084 mSDsluCounter, 8317 mSDsCounter, 0 mSdLazyCounter, 5551 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4084 SdHoareTripleChecker+Valid, 11126 SdHoareTripleChecker+Invalid, 5552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-10 02:15:58,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4084 Valid, 11126 Invalid, 5552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5551 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-10 02:15:58,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5486 states. [2024-11-10 02:15:58,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5486 to 2921. [2024-11-10 02:15:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2920 states have (on average 1.4982876712328768) internal successors, (4375), 2920 states have internal predecessors, (4375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 4375 transitions. [2024-11-10 02:15:58,914 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 4375 transitions. Word has length 140 [2024-11-10 02:15:58,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:15:58,914 INFO L471 AbstractCegarLoop]: Abstraction has 2921 states and 4375 transitions. [2024-11-10 02:15:58,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:15:58,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 4375 transitions. [2024-11-10 02:15:58,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-10 02:15:58,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:15:58,917 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:15:58,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 02:15:58,917 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:15:58,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:15:58,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1940773709, now seen corresponding path program 1 times [2024-11-10 02:15:58,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:15:58,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469418320] [2024-11-10 02:15:58,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:15:58,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:15:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:15:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:15:59,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 02:15:59,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469418320] [2024-11-10 02:15:59,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469418320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:15:59,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:15:59,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 02:15:59,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194546099] [2024-11-10 02:15:59,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:15:59,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 02:15:59,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 02:15:59,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 02:15:59,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 02:15:59,211 INFO L87 Difference]: Start difference. First operand 2921 states and 4375 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:01,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:16:01,682 INFO L93 Difference]: Finished difference Result 5593 states and 8379 transitions. [2024-11-10 02:16:01,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 02:16:01,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2024-11-10 02:16:01,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:16:01,695 INFO L225 Difference]: With dead ends: 5593 [2024-11-10 02:16:01,697 INFO L226 Difference]: Without dead ends: 2921 [2024-11-10 02:16:01,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 02:16:01,705 INFO L432 NwaCegarLoop]: 2801 mSDtfsCounter, 4097 mSDsluCounter, 5592 mSDsCounter, 0 mSdLazyCounter, 4276 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4097 SdHoareTripleChecker+Valid, 8393 SdHoareTripleChecker+Invalid, 4277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-10 02:16:01,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4097 Valid, 8393 Invalid, 4277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4276 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-10 02:16:01,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2921 states. [2024-11-10 02:16:01,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2921 to 2921. [2024-11-10 02:16:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2920 states have (on average 1.496917808219178) internal successors, (4371), 2920 states have internal predecessors, (4371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 4371 transitions. [2024-11-10 02:16:01,804 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 4371 transitions. Word has length 141 [2024-11-10 02:16:01,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:16:01,804 INFO L471 AbstractCegarLoop]: Abstraction has 2921 states and 4371 transitions. [2024-11-10 02:16:01,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 4371 transitions. [2024-11-10 02:16:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-10 02:16:01,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:16:01,809 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:16:01,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 02:16:01,810 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:16:01,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:16:01,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1424141925, now seen corresponding path program 1 times [2024-11-10 02:16:01,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 02:16:01,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436247270] [2024-11-10 02:16:01,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:16:01,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 02:16:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 02:16:01,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 02:16:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 02:16:02,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 02:16:02,054 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 02:16:02,055 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-10 02:16:02,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 02:16:02,060 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:16:02,170 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 02:16:02,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:16:02 BoogieIcfgContainer [2024-11-10 02:16:02,175 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 02:16:02,175 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 02:16:02,176 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 02:16:02,176 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 02:16:02,176 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:15:44" (3/4) ... [2024-11-10 02:16:02,179 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 02:16:02,180 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 02:16:02,180 INFO L158 Benchmark]: Toolchain (without parser) took 32319.65ms. Allocated memory was 224.4MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 193.4MB in the beginning and 785.1MB in the end (delta: -591.7MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-10 02:16:02,180 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 151.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 02:16:02,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1297.50ms. Allocated memory is still 224.4MB. Free memory was 192.7MB in the beginning and 89.9MB in the end (delta: 102.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-11-10 02:16:02,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 1342.34ms. Allocated memory was 224.4MB in the beginning and 448.8MB in the end (delta: 224.4MB). Free memory was 89.9MB in the beginning and 274.7MB in the end (delta: -184.8MB). Peak memory consumption was 153.9MB. Max. memory is 16.1GB. [2024-11-10 02:16:02,182 INFO L158 Benchmark]: Boogie Preprocessor took 1009.80ms. Allocated memory is still 448.8MB. Free memory was 274.7MB in the beginning and 231.7MB in the end (delta: 43.0MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2024-11-10 02:16:02,183 INFO L158 Benchmark]: IcfgBuilder took 11407.14ms. Allocated memory was 448.8MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 231.7MB in the beginning and 1.8GB in the end (delta: -1.5GB). Peak memory consumption was 554.9MB. Max. memory is 16.1GB. [2024-11-10 02:16:02,183 INFO L158 Benchmark]: TraceAbstraction took 17252.79ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 785.1MB in the end (delta: 969.9MB). Peak memory consumption was 971.0MB. Max. memory is 16.1GB. [2024-11-10 02:16:02,183 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 2.1GB. Free memory is still 785.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 02:16:02,184 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 151.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1297.50ms. Allocated memory is still 224.4MB. Free memory was 192.7MB in the beginning and 89.9MB in the end (delta: 102.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1342.34ms. Allocated memory was 224.4MB in the beginning and 448.8MB in the end (delta: 224.4MB). Free memory was 89.9MB in the beginning and 274.7MB in the end (delta: -184.8MB). Peak memory consumption was 153.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1009.80ms. Allocated memory is still 448.8MB. Free memory was 274.7MB in the beginning and 231.7MB in the end (delta: 43.0MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * IcfgBuilder took 11407.14ms. Allocated memory was 448.8MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 231.7MB in the beginning and 1.8GB in the end (delta: -1.5GB). Peak memory consumption was 554.9MB. Max. memory is 16.1GB. * TraceAbstraction took 17252.79ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 785.1MB in the end (delta: 969.9MB). Peak memory consumption was 971.0MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 2.1GB. Free memory is still 785.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 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_22 = 0; [L40] const SORT_4 var_85 = 1; [L41] const SORT_4 var_86 = 0; [L42] const SORT_2 var_95 = 0; [L43] const SORT_2 var_96 = 255; [L44] const SORT_2 var_108 = 1; [L45] const SORT_2 var_132 = 2; [L46] const SORT_3 var_169 = 0; [L47] const SORT_4 var_337 = 3; [L48] const SORT_2 var_348 = 3; [L50] SORT_1 input_99; [L51] SORT_1 input_101; [L52] SORT_1 input_103; [L53] SORT_1 input_104; [L54] SORT_1 input_105; [L55] SORT_1 input_107; [L56] SORT_1 input_118; [L57] SORT_1 input_119; [L58] SORT_1 input_121; [L59] SORT_1 input_130; [L60] SORT_1 input_131; [L61] SORT_1 input_135; [L62] SORT_1 input_145; [L63] SORT_1 input_146; [L64] SORT_1 input_147; [L65] SORT_1 input_153; [L66] SORT_1 input_154; [L67] SORT_1 input_155; [L68] SORT_1 input_156; [L69] SORT_1 input_157; [L70] SORT_1 input_158; [L71] SORT_1 input_168; [L72] SORT_1 input_176; [L73] SORT_1 input_183; [L74] SORT_1 input_191; [L75] SORT_1 input_193; [L76] SORT_1 input_197; [L77] SORT_1 input_199; [L78] SORT_1 input_208; [L79] SORT_1 input_222; [L80] SORT_1 input_233; [L81] SORT_1 input_235; [L82] SORT_1 input_239; [L83] SORT_1 input_241; [L84] SORT_1 input_250; [L85] SORT_1 input_264; [L86] SORT_1 input_275; [L87] SORT_1 input_277; [L88] SORT_1 input_281; [L89] SORT_1 input_283; [L90] SORT_1 input_292; [L91] SORT_1 input_306; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L93] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L94] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L95] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L96] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L97] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L98] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L99] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L100] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L101] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L102] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L103] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L104] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L105] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L106] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L107] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L108] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L109] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L110] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L111] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L112] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L113] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L114] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L115] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L116] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L117] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L118] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L119] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L120] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L121] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L122] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L123] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L124] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L125] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L126] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L127] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L128] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L129] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L130] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_108=1, var_132=2, var_169=0, var_22=0, var_337=3, var_348=3, var_5=0, var_85=1, var_86=0, var_95=0, var_96=255] [L131] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] SORT_2 init_7_arg_1 = var_5; [L134] state_6 = init_7_arg_1 [L135] SORT_2 init_9_arg_1 = var_5; [L136] state_8 = init_9_arg_1 [L137] SORT_2 init_11_arg_1 = var_5; [L138] state_10 = init_11_arg_1 [L139] SORT_2 init_13_arg_1 = var_5; [L140] state_12 = init_13_arg_1 [L141] SORT_2 init_15_arg_1 = var_5; [L142] state_14 = init_15_arg_1 [L143] SORT_2 init_17_arg_1 = var_5; [L144] state_16 = init_17_arg_1 [L145] SORT_2 init_19_arg_1 = var_5; [L146] state_18 = init_19_arg_1 [L147] SORT_2 init_21_arg_1 = var_5; [L148] state_20 = init_21_arg_1 [L149] SORT_1 init_24_arg_1 = var_22; [L150] state_23 = init_24_arg_1 [L151] SORT_1 init_26_arg_1 = var_22; [L152] state_25 = init_26_arg_1 [L153] SORT_1 init_28_arg_1 = var_22; [L154] state_27 = init_28_arg_1 [L155] SORT_1 init_30_arg_1 = var_22; [L156] state_29 = init_30_arg_1 [L157] SORT_1 init_32_arg_1 = var_22; [L158] state_31 = init_32_arg_1 [L159] SORT_1 init_34_arg_1 = var_22; [L160] state_33 = init_34_arg_1 [L161] SORT_1 init_36_arg_1 = var_22; [L162] state_35 = init_36_arg_1 [L163] SORT_1 init_38_arg_1 = var_22; [L164] state_37 = init_38_arg_1 [L165] SORT_1 init_40_arg_1 = var_22; [L166] state_39 = init_40_arg_1 [L167] SORT_1 init_42_arg_1 = var_22; [L168] state_41 = init_42_arg_1 [L169] SORT_1 init_44_arg_1 = var_22; [L170] state_43 = init_44_arg_1 [L171] SORT_1 init_46_arg_1 = var_22; [L172] state_45 = init_46_arg_1 [L173] SORT_1 init_48_arg_1 = var_22; [L174] state_47 = init_48_arg_1 [L175] SORT_1 init_50_arg_1 = var_22; [L176] state_49 = init_50_arg_1 [L177] SORT_1 init_52_arg_1 = var_22; [L178] state_51 = init_52_arg_1 [L179] SORT_1 init_54_arg_1 = var_22; [L180] state_53 = init_54_arg_1 [L181] SORT_1 init_56_arg_1 = var_22; [L182] state_55 = init_56_arg_1 [L183] SORT_1 init_58_arg_1 = var_22; [L184] state_57 = init_58_arg_1 [L185] SORT_1 init_60_arg_1 = var_22; [L186] state_59 = init_60_arg_1 [L187] SORT_1 init_62_arg_1 = var_22; [L188] state_61 = init_62_arg_1 [L189] SORT_1 init_64_arg_1 = var_22; [L190] state_63 = init_64_arg_1 [L191] SORT_1 init_66_arg_1 = var_22; [L192] state_65 = init_66_arg_1 [L193] SORT_1 init_68_arg_1 = var_22; [L194] state_67 = init_68_arg_1 [L195] SORT_1 init_70_arg_1 = var_22; [L196] state_69 = init_70_arg_1 [L197] SORT_1 init_72_arg_1 = var_22; [L198] state_71 = init_72_arg_1 [L199] SORT_1 init_74_arg_1 = var_22; [L200] state_73 = init_74_arg_1 [L201] SORT_1 init_76_arg_1 = var_22; [L202] state_75 = init_76_arg_1 [L203] SORT_1 init_78_arg_1 = var_22; [L204] state_77 = init_78_arg_1 [L205] SORT_1 init_80_arg_1 = var_22; [L206] state_79 = init_80_arg_1 [L207] SORT_1 init_82_arg_1 = var_22; [L208] state_81 = init_82_arg_1 [L209] SORT_1 init_84_arg_1 = var_22; [L210] state_83 = init_84_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L213] input_99 = __VERIFIER_nondet_uchar() [L214] input_101 = __VERIFIER_nondet_uchar() [L215] input_103 = __VERIFIER_nondet_uchar() [L216] EXPR input_103 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L216] input_103 = input_103 & mask_SORT_1 [L217] input_104 = __VERIFIER_nondet_uchar() [L218] EXPR input_104 & mask_SORT_1 VAL [input_103=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L218] input_104 = input_104 & mask_SORT_1 [L219] input_105 = __VERIFIER_nondet_uchar() [L220] input_107 = __VERIFIER_nondet_uchar() [L221] EXPR input_107 & mask_SORT_1 VAL [input_103=0, input_104=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L221] input_107 = input_107 & mask_SORT_1 [L222] input_118 = __VERIFIER_nondet_uchar() [L223] EXPR input_118 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L223] input_118 = input_118 & mask_SORT_1 [L224] input_119 = __VERIFIER_nondet_uchar() [L225] EXPR input_119 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L225] input_119 = input_119 & mask_SORT_1 [L226] input_121 = __VERIFIER_nondet_uchar() [L227] EXPR input_121 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L227] input_121 = input_121 & mask_SORT_1 [L228] input_130 = __VERIFIER_nondet_uchar() [L229] EXPR input_130 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L229] input_130 = input_130 & mask_SORT_1 [L230] input_131 = __VERIFIER_nondet_uchar() [L231] EXPR input_131 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L231] input_131 = input_131 & mask_SORT_1 [L232] input_135 = __VERIFIER_nondet_uchar() [L233] EXPR input_135 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L233] input_135 = input_135 & mask_SORT_1 [L234] input_145 = __VERIFIER_nondet_uchar() [L235] EXPR input_145 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L235] input_145 = input_145 & mask_SORT_1 [L236] input_146 = __VERIFIER_nondet_uchar() [L237] EXPR input_146 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L237] input_146 = input_146 & mask_SORT_1 [L238] input_147 = __VERIFIER_nondet_uchar() [L239] EXPR input_147 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L239] input_147 = input_147 & mask_SORT_1 [L240] input_153 = __VERIFIER_nondet_uchar() [L241] EXPR input_153 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L241] input_153 = input_153 & mask_SORT_1 [L242] input_154 = __VERIFIER_nondet_uchar() [L243] EXPR input_154 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L243] input_154 = input_154 & mask_SORT_1 [L244] input_155 = __VERIFIER_nondet_uchar() [L245] EXPR input_155 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L245] input_155 = input_155 & mask_SORT_1 [L246] input_156 = __VERIFIER_nondet_uchar() [L247] EXPR input_156 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L247] input_156 = input_156 & mask_SORT_1 [L248] input_157 = __VERIFIER_nondet_uchar() [L249] EXPR input_157 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L249] input_157 = input_157 & mask_SORT_1 [L250] input_158 = __VERIFIER_nondet_uchar() [L251] EXPR input_158 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L251] input_158 = input_158 & mask_SORT_1 [L252] input_168 = __VERIFIER_nondet_uchar() [L253] EXPR input_168 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L253] input_168 = input_168 & mask_SORT_1 [L254] input_176 = __VERIFIER_nondet_uchar() [L255] EXPR input_176 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L255] input_176 = input_176 & mask_SORT_1 [L256] input_183 = __VERIFIER_nondet_uchar() [L257] EXPR input_183 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L257] input_183 = input_183 & mask_SORT_1 [L258] input_191 = __VERIFIER_nondet_uchar() [L259] input_193 = __VERIFIER_nondet_uchar() [L260] input_197 = __VERIFIER_nondet_uchar() [L261] input_199 = __VERIFIER_nondet_uchar() [L262] input_208 = __VERIFIER_nondet_uchar() [L263] input_222 = __VERIFIER_nondet_uchar() [L264] input_233 = __VERIFIER_nondet_uchar() [L265] input_235 = __VERIFIER_nondet_uchar() [L266] input_239 = __VERIFIER_nondet_uchar() [L267] input_241 = __VERIFIER_nondet_uchar() [L268] input_250 = __VERIFIER_nondet_uchar() [L269] input_264 = __VERIFIER_nondet_uchar() [L270] input_275 = __VERIFIER_nondet_uchar() [L271] input_277 = __VERIFIER_nondet_uchar() [L272] input_281 = __VERIFIER_nondet_uchar() [L273] input_283 = __VERIFIER_nondet_uchar() [L274] input_292 = __VERIFIER_nondet_uchar() [L275] input_306 = __VERIFIER_nondet_uchar() [L278] SORT_1 var_87_arg_0 = state_25; [L279] SORT_4 var_87_arg_1 = var_85; [L280] SORT_4 var_87_arg_2 = var_86; [L281] SORT_4 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L282] SORT_1 var_88_arg_0 = state_45; [L283] SORT_4 var_88_arg_1 = var_85; [L284] SORT_4 var_88_arg_2 = var_86; [L285] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L286] SORT_4 var_89_arg_0 = var_87; [L287] SORT_4 var_89_arg_1 = var_88; [L288] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L289] SORT_1 var_90_arg_0 = state_65; [L290] SORT_4 var_90_arg_1 = var_85; [L291] SORT_4 var_90_arg_2 = var_86; [L292] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L293] SORT_4 var_91_arg_0 = var_89; [L294] SORT_4 var_91_arg_1 = var_90; [L295] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_91=0, var_95=0, var_96=255] [L296] EXPR var_91 & mask_SORT_4 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L296] var_91 = var_91 & mask_SORT_4 [L297] SORT_4 var_92_arg_0 = var_91; [L298] SORT_4 var_92_arg_1 = var_85; [L299] SORT_1 var_92 = var_92_arg_0 <= var_92_arg_1; [L300] SORT_1 var_93_arg_0 = ~state_83; VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_92=1, var_93_arg_0=-1, var_95=0, var_96=255] [L301] EXPR var_93_arg_0 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_92=1, var_95=0, var_96=255] [L301] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L302] SORT_1 var_93_arg_1 = ~var_92; VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_93_arg_0=1, var_93_arg_1=-2, var_95=0, var_96=255] [L303] EXPR var_93_arg_1 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_93_arg_0=1, var_95=0, var_96=255] [L303] var_93_arg_1 = var_93_arg_1 & mask_SORT_1 [L304] EXPR var_93_arg_0 & var_93_arg_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L304] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L305] EXPR var_93 & mask_SORT_1 VAL [input_103=0, input_104=0, input_107=0, input_118=0, input_119=0, input_121=0, input_130=0, input_131=0, input_135=0, input_145=0, input_146=0, input_147=0, input_153=0, input_154=0, input_155=0, input_156=0, input_157=0, input_158=0, input_168=0, input_176=0, input_183=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_8=0, var_108=1, var_132=2, var_169=0, var_337=3, var_348=3, var_85=1, var_86=0, var_95=0, var_96=255] [L305] var_93 = var_93 & mask_SORT_1 [L306] SORT_1 bad_94_arg_0 = var_93; [L307] CALL __VERIFIER_assert(!(bad_94_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2825 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.1s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8184 SdHoareTripleChecker+Valid, 12.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8184 mSDsluCounter, 61768 SdHoareTripleChecker+Invalid, 10.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42062 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18310 IncrementalHoareTripleChecker+Invalid, 18312 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 19706 mSDtfsCounter, 18310 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2921occurred in iteration=5, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 2569 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 973 NumberOfCodeBlocks, 973 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 825 ConstructedInterpolants, 0 QuantifiedInterpolants, 1900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-10 02:16:02,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.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 c482feebae2e4674787294054b23234696017dfe8b10199ec324ab4d13763155 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 02:16:05,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 02:16:05,121 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-10 02:16:05,129 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 02:16:05,130 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 02:16:05,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 02:16:05,176 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 02:16:05,176 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 02:16:05,176 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 02:16:05,177 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 02:16:05,177 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 02:16:05,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 02:16:05,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 02:16:05,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 02:16:05,178 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 02:16:05,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 02:16:05,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 02:16:05,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 02:16:05,184 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 02:16:05,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 02:16:05,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 02:16:05,192 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 02:16:05,193 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 02:16:05,193 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 02:16:05,194 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 02:16:05,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 02:16:05,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 02:16:05,195 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 02:16:05,198 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 02:16:05,198 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 02:16:05,198 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 02:16:05,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 02:16:05,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 02:16:05,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 02:16:05,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 02:16:05,199 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 02:16:05,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 02:16:05,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 02:16:05,200 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 02:16:05,200 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 02:16:05,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 02:16:05,202 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c482feebae2e4674787294054b23234696017dfe8b10199ec324ab4d13763155 [2024-11-10 02:16:05,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 02:16:05,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 02:16:05,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 02:16:05,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 02:16:05,627 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 02:16:05,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c [2024-11-10 02:16:07,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 02:16:07,546 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 02:16:07,550 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c [2024-11-10 02:16:07,572 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c867c5571/213daadc2a2447b0a65acead61bf2194/FLAGf4dd40e25 [2024-11-10 02:16:07,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c867c5571/213daadc2a2447b0a65acead61bf2194 [2024-11-10 02:16:07,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 02:16:07,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 02:16:07,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 02:16:07,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 02:16:07,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 02:16:07,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:16:07" (1/1) ... [2024-11-10 02:16:07,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27eff512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:07, skipping insertion in model container [2024-11-10 02:16:07,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:16:07" (1/1) ... [2024-11-10 02:16:07,668 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 02:16:07,839 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c[1174,1187] [2024-11-10 02:16:08,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 02:16:08,137 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 02:16:08,150 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lamport.2.prop1-func-interl.c[1174,1187] [2024-11-10 02:16:08,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 02:16:08,285 INFO L204 MainTranslator]: Completed translation [2024-11-10 02:16:08,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08 WrapperNode [2024-11-10 02:16:08,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 02:16:08,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 02:16:08,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 02:16:08,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 02:16:08,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,458 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2403 [2024-11-10 02:16:08,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 02:16:08,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 02:16:08,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 02:16:08,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 02:16:08,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,572 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 02:16:08,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,605 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 02:16:08,633 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 02:16:08,633 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 02:16:08,633 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 02:16:08,633 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (1/1) ... [2024-11-10 02:16:08,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 02:16:08,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 02:16:08,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 02:16:08,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 02:16:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 02:16:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 02:16:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 02:16:08,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 02:16:09,237 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 02:16:09,242 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 02:16:11,211 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-10 02:16:11,211 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 02:16:11,221 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 02:16:11,222 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 02:16:11,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:16:11 BoogieIcfgContainer [2024-11-10 02:16:11,223 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 02:16:11,225 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 02:16:11,225 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 02:16:11,228 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 02:16:11,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:16:07" (1/3) ... [2024-11-10 02:16:11,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78149489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:16:11, skipping insertion in model container [2024-11-10 02:16:11,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:16:08" (2/3) ... [2024-11-10 02:16:11,230 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78149489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:16:11, skipping insertion in model container [2024-11-10 02:16:11,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:16:11" (3/3) ... [2024-11-10 02:16:11,232 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lamport.2.prop1-func-interl.c [2024-11-10 02:16:11,247 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 02:16:11,248 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 02:16:11,297 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 02:16:11,304 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;@5ad28d89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 02:16:11,304 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 02:16:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:11,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-10 02:16:11,313 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:16:11,313 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-10 02:16:11,314 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:16:11,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:16:11,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1271070717, now seen corresponding path program 1 times [2024-11-10 02:16:11,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 02:16:11,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1363102856] [2024-11-10 02:16:11,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:16:11,332 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 02:16:11,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 02:16:11,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 02:16:11,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-10 02:16:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:16:11,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-10 02:16:11,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 02:16:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 02:16:12,048 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 02:16:12,049 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 02:16:12,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1363102856] [2024-11-10 02:16:12,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1363102856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 02:16:12,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 02:16:12,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 02:16:12,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981306533] [2024-11-10 02:16:12,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 02:16:12,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 02:16:12,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 02:16:12,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 02:16:12,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 02:16:12,080 INFO L87 Difference]: Start difference. First operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 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 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:12,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 02:16:12,255 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-11-10 02:16:12,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 02:16:12,257 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 6 [2024-11-10 02:16:12,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 02:16:12,262 INFO L225 Difference]: With dead ends: 22 [2024-11-10 02:16:12,263 INFO L226 Difference]: Without dead ends: 11 [2024-11-10 02:16:12,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 02:16:12,267 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 2 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 02:16:12,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 02:16:12,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-10 02:16:12,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2024-11-10 02:16:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-10 02:16:12,290 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 6 [2024-11-10 02:16:12,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 02:16:12,291 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-11-10 02:16:12,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 02:16:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-10 02:16:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-10 02:16:12,291 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 02:16:12,292 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 02:16:12,296 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-10 02:16:12,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 02:16:12,493 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 02:16:12,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 02:16:12,494 INFO L85 PathProgramCache]: Analyzing trace with hash 2061110753, now seen corresponding path program 1 times [2024-11-10 02:16:12,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 02:16:12,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961037291] [2024-11-10 02:16:12,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 02:16:12,495 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 02:16:12,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 02:16:12,500 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 02:16:12,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-10 02:16:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 02:16:13,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-10 02:16:13,141 INFO L278 TraceCheckSpWp]: Computing forward predicates...