./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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.bakery.5.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 a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 10:17:05,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 10:17:05,909 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-16 10:17:05,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 10:17:05,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 10:17:05,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 10:17:05,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 10:17:05,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 10:17:05,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 10:17:05,949 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 10:17:05,950 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 10:17:05,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 10:17:05,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 10:17:05,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 10:17:05,953 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 10:17:05,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 10:17:05,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 10:17:05,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 10:17:05,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 10:17:05,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 10:17:05,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 10:17:05,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 10:17:05,959 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 10:17:05,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 10:17:05,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 10:17:05,959 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 10:17:05,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 10:17:05,960 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 10:17:05,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 10:17:05,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 10:17:05,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 10:17:05,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 10:17:05,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 10:17:05,962 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 10:17:05,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 10:17:05,962 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 10:17:05,962 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 10:17:05,963 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 10:17:05,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 10:17:05,963 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 [2024-11-16 10:17:06,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 10:17:06,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 10:17:06,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 10:17:06,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 10:17:06,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 10:17:06,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-16 10:17:07,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 10:17:07,972 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 10:17:07,972 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-16 10:17:08,001 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38ce3f39c/4be4b20a0bbc4b66988b7c067c0e6bbe/FLAG37de83f82 [2024-11-16 10:17:08,013 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38ce3f39c/4be4b20a0bbc4b66988b7c067c0e6bbe [2024-11-16 10:17:08,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 10:17:08,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 10:17:08,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 10:17:08,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 10:17:08,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 10:17:08,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:08,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62193e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08, skipping insertion in model container [2024-11-16 10:17:08,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:08,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 10:17:08,353 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-16 10:17:08,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 10:17:08,804 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 10:17:08,815 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-16 10:17:08,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 10:17:08,996 INFO L204 MainTranslator]: Completed translation [2024-11-16 10:17:08,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08 WrapperNode [2024-11-16 10:17:08,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 10:17:08,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 10:17:08,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 10:17:08,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 10:17:09,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:09,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,085 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6988 [2024-11-16 10:17:10,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 10:17:10,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 10:17:10,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 10:17:10,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 10:17:10,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,355 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,520 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]. [2024-11-16 10:17:10,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,694 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:10,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:11,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 10:17:11,040 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 10:17:11,041 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 10:17:11,041 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 10:17:11,042 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (1/1) ... [2024-11-16 10:17:11,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 10:17:11,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 10:17:11,079 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) [2024-11-16 10:17:11,085 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 [2024-11-16 10:17:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 10:17:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 10:17:11,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 10:17:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 10:17:11,548 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 10:17:11,550 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 10:17:19,033 INFO L? ?]: Removed 3943 outVars from TransFormulas that were not future-live. [2024-11-16 10:17:19,033 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 10:17:19,273 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 10:17:19,273 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 10:17:19,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:17:19 BoogieIcfgContainer [2024-11-16 10:17:19,274 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 10:17:19,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 10:17:19,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 10:17:19,279 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 10:17:19,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:17:08" (1/3) ... [2024-11-16 10:17:19,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36dfbd2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:17:19, skipping insertion in model container [2024-11-16 10:17:19,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:08" (2/3) ... [2024-11-16 10:17:19,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36dfbd2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:17:19, skipping insertion in model container [2024-11-16 10:17:19,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:17:19" (3/3) ... [2024-11-16 10:17:19,281 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-16 10:17:19,297 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 10:17:19,298 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 10:17:19,405 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 10:17:19,415 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;@3d494a82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 10:17:19,415 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 10:17:19,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 2393 states, 2391 states have (on average 1.4989544123797574) internal successors, (3584), 2392 states have internal predecessors, (3584), 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) [2024-11-16 10:17:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 10:17:19,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:19,441 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] [2024-11-16 10:17:19,441 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:19,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:19,447 INFO L85 PathProgramCache]: Analyzing trace with hash -450546902, now seen corresponding path program 1 times [2024-11-16 10:17:19,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:19,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613106259] [2024-11-16 10:17:19,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:19,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:20,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:20,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:20,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613106259] [2024-11-16 10:17:20,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613106259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:20,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:20,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 10:17:20,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524671743] [2024-11-16 10:17:20,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:20,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 10:17:20,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:20,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 10:17:20,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 10:17:20,590 INFO L87 Difference]: Start difference. First operand has 2393 states, 2391 states have (on average 1.4989544123797574) internal successors, (3584), 2392 states have internal predecessors, (3584), 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 34.5) 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) [2024-11-16 10:17:22,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:22,004 INFO L93 Difference]: Finished difference Result 4633 states and 6943 transitions. [2024-11-16 10:17:22,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 10:17:22,007 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 [2024-11-16 10:17:22,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:22,034 INFO L225 Difference]: With dead ends: 4633 [2024-11-16 10:17:22,035 INFO L226 Difference]: Without dead ends: 2390 [2024-11-16 10:17:22,047 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 [2024-11-16 10:17:22,052 INFO L432 NwaCegarLoop]: 2981 mSDtfsCounter, 0 mSDsluCounter, 5957 mSDsCounter, 0 mSdLazyCounter, 1795 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8938 SdHoareTripleChecker+Invalid, 1795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:22,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8938 Invalid, 1795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1795 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 10:17:22,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2390 states. [2024-11-16 10:17:22,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2390 to 2390. [2024-11-16 10:17:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2390 states, 2389 states have (on average 1.498534951862704) internal successors, (3580), 2389 states have internal predecessors, (3580), 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) [2024-11-16 10:17:22,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2390 states and 3580 transitions. [2024-11-16 10:17:22,174 INFO L78 Accepts]: Start accepts. Automaton has 2390 states and 3580 transitions. Word has length 138 [2024-11-16 10:17:22,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:22,175 INFO L471 AbstractCegarLoop]: Abstraction has 2390 states and 3580 transitions. [2024-11-16 10:17:22,175 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) [2024-11-16 10:17:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 3580 transitions. [2024-11-16 10:17:22,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-16 10:17:22,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:22,179 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] [2024-11-16 10:17:22,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 10:17:22,179 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:22,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:22,180 INFO L85 PathProgramCache]: Analyzing trace with hash -936994994, now seen corresponding path program 1 times [2024-11-16 10:17:22,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:22,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223503516] [2024-11-16 10:17:22,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:22,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:22,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:22,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:22,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223503516] [2024-11-16 10:17:22,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223503516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:22,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:22,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 10:17:22,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573044205] [2024-11-16 10:17:22,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:22,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 10:17:22,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:22,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 10:17:22,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 10:17:22,577 INFO L87 Difference]: Start difference. First operand 2390 states and 3580 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) [2024-11-16 10:17:23,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:23,783 INFO L93 Difference]: Finished difference Result 4632 states and 6939 transitions. [2024-11-16 10:17:23,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 10:17:23,784 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 [2024-11-16 10:17:23,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:23,794 INFO L225 Difference]: With dead ends: 4632 [2024-11-16 10:17:23,794 INFO L226 Difference]: Without dead ends: 2392 [2024-11-16 10:17:23,800 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 [2024-11-16 10:17:23,802 INFO L432 NwaCegarLoop]: 2981 mSDtfsCounter, 0 mSDsluCounter, 5954 mSDsCounter, 0 mSdLazyCounter, 1798 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8935 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:23,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8935 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1798 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 10:17:23,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2392 states. [2024-11-16 10:17:23,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2392 to 2392. [2024-11-16 10:17:23,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2392 states, 2391 states have (on average 1.4981179422835633) internal successors, (3582), 2391 states have internal predecessors, (3582), 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) [2024-11-16 10:17:23,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2392 states and 3582 transitions. [2024-11-16 10:17:23,858 INFO L78 Accepts]: Start accepts. Automaton has 2392 states and 3582 transitions. Word has length 139 [2024-11-16 10:17:23,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:23,859 INFO L471 AbstractCegarLoop]: Abstraction has 2392 states and 3582 transitions. [2024-11-16 10:17:23,860 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) [2024-11-16 10:17:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 3582 transitions. [2024-11-16 10:17:23,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-16 10:17:23,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:23,865 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] [2024-11-16 10:17:23,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 10:17:23,866 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:23,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:23,866 INFO L85 PathProgramCache]: Analyzing trace with hash 765173519, now seen corresponding path program 1 times [2024-11-16 10:17:23,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:23,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028738229] [2024-11-16 10:17:23,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:23,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:24,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:24,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028738229] [2024-11-16 10:17:24,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028738229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:24,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:24,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 10:17:24,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042269190] [2024-11-16 10:17:24,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:24,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 10:17:24,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:24,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 10:17:24,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 10:17:24,312 INFO L87 Difference]: Start difference. First operand 2392 states and 3582 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 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) [2024-11-16 10:17:25,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:25,457 INFO L93 Difference]: Finished difference Result 4640 states and 6949 transitions. [2024-11-16 10:17:25,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 10:17:25,459 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 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 [2024-11-16 10:17:25,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:25,468 INFO L225 Difference]: With dead ends: 4640 [2024-11-16 10:17:25,469 INFO L226 Difference]: Without dead ends: 2398 [2024-11-16 10:17:25,472 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 [2024-11-16 10:17:25,476 INFO L432 NwaCegarLoop]: 2981 mSDtfsCounter, 4 mSDsluCounter, 5949 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 8930 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:25,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 8930 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 10:17:25,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2398 states. [2024-11-16 10:17:25,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2398 to 2398. [2024-11-16 10:17:25,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2398 states, 2397 states have (on average 1.4977054651647894) internal successors, (3590), 2397 states have internal predecessors, (3590), 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) [2024-11-16 10:17:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3590 transitions. [2024-11-16 10:17:25,524 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3590 transitions. Word has length 140 [2024-11-16 10:17:25,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:25,525 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3590 transitions. [2024-11-16 10:17:25,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 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) [2024-11-16 10:17:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3590 transitions. [2024-11-16 10:17:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-16 10:17:25,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:25,529 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] [2024-11-16 10:17:25,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 10:17:25,530 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:25,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:25,530 INFO L85 PathProgramCache]: Analyzing trace with hash -533323356, now seen corresponding path program 1 times [2024-11-16 10:17:25,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:25,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653305553] [2024-11-16 10:17:25,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:25,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:25,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:25,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653305553] [2024-11-16 10:17:25,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653305553] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:25,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:25,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 10:17:25,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009328173] [2024-11-16 10:17:25,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:25,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 10:17:25,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:25,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 10:17:25,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 10:17:25,853 INFO L87 Difference]: Start difference. First operand 2398 states and 3590 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) [2024-11-16 10:17:27,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:27,002 INFO L93 Difference]: Finished difference Result 4650 states and 6961 transitions. [2024-11-16 10:17:27,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 10:17:27,003 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 [2024-11-16 10:17:27,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:27,014 INFO L225 Difference]: With dead ends: 4650 [2024-11-16 10:17:27,014 INFO L226 Difference]: Without dead ends: 2402 [2024-11-16 10:17:27,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 10:17:27,020 INFO L432 NwaCegarLoop]: 2981 mSDtfsCounter, 0 mSDsluCounter, 5949 mSDsCounter, 0 mSdLazyCounter, 1804 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8930 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:27,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8930 Invalid, 1805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1804 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-16 10:17:27,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2402 states. [2024-11-16 10:17:27,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2402 to 2398. [2024-11-16 10:17:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2398 states, 2397 states have (on average 1.4977054651647894) internal successors, (3590), 2397 states have internal predecessors, (3590), 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) [2024-11-16 10:17:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3590 transitions. [2024-11-16 10:17:27,094 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3590 transitions. Word has length 141 [2024-11-16 10:17:27,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:27,094 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3590 transitions. [2024-11-16 10:17:27,095 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) [2024-11-16 10:17:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3590 transitions. [2024-11-16 10:17:27,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-16 10:17:27,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:27,097 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] [2024-11-16 10:17:27,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 10:17:27,097 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:27,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:27,098 INFO L85 PathProgramCache]: Analyzing trace with hash -943455756, now seen corresponding path program 1 times [2024-11-16 10:17:27,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:27,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788938043] [2024-11-16 10:17:27,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:27,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:27,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:27,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788938043] [2024-11-16 10:17:27,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788938043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:27,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:27,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 10:17:27,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693299713] [2024-11-16 10:17:27,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:27,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 10:17:27,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:27,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 10:17:27,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 10:17:27,497 INFO L87 Difference]: Start difference. First operand 2398 states and 3590 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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) [2024-11-16 10:17:30,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:30,554 INFO L93 Difference]: Finished difference Result 6878 states and 10298 transitions. [2024-11-16 10:17:30,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 10:17:30,554 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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 142 [2024-11-16 10:17:30,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:30,570 INFO L225 Difference]: With dead ends: 6878 [2024-11-16 10:17:30,570 INFO L226 Difference]: Without dead ends: 4630 [2024-11-16 10:17:30,574 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 [2024-11-16 10:17:30,575 INFO L432 NwaCegarLoop]: 2338 mSDtfsCounter, 3432 mSDsluCounter, 6874 mSDsCounter, 0 mSdLazyCounter, 4877 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3432 SdHoareTripleChecker+Valid, 9212 SdHoareTripleChecker+Invalid, 4878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:30,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3432 Valid, 9212 Invalid, 4878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4877 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-16 10:17:30,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4630 states. [2024-11-16 10:17:30,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4630 to 2501. [2024-11-16 10:17:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2501 states, 2500 states have (on average 1.4972) internal successors, (3743), 2500 states have internal predecessors, (3743), 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) [2024-11-16 10:17:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2501 states and 3743 transitions. [2024-11-16 10:17:30,637 INFO L78 Accepts]: Start accepts. Automaton has 2501 states and 3743 transitions. Word has length 142 [2024-11-16 10:17:30,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:30,637 INFO L471 AbstractCegarLoop]: Abstraction has 2501 states and 3743 transitions. [2024-11-16 10:17:30,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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) [2024-11-16 10:17:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 3743 transitions. [2024-11-16 10:17:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-16 10:17:30,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:30,640 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, 1] [2024-11-16 10:17:30,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 10:17:30,640 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:30,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:30,641 INFO L85 PathProgramCache]: Analyzing trace with hash -648940591, now seen corresponding path program 1 times [2024-11-16 10:17:30,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:30,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442030895] [2024-11-16 10:17:30,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:30,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:30,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:31,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:31,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442030895] [2024-11-16 10:17:31,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442030895] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:31,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:31,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 10:17:31,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733393633] [2024-11-16 10:17:31,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:31,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 10:17:31,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:31,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 10:17:31,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 10:17:31,171 INFO L87 Difference]: Start difference. First operand 2501 states and 3743 transitions. Second operand has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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) [2024-11-16 10:17:33,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:33,731 INFO L93 Difference]: Finished difference Result 4764 states and 7130 transitions. [2024-11-16 10:17:33,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 10:17:33,731 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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 143 [2024-11-16 10:17:33,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:33,740 INFO L225 Difference]: With dead ends: 4764 [2024-11-16 10:17:33,741 INFO L226 Difference]: Without dead ends: 2516 [2024-11-16 10:17:33,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-16 10:17:33,745 INFO L432 NwaCegarLoop]: 2319 mSDtfsCounter, 3465 mSDsluCounter, 6946 mSDsCounter, 0 mSdLazyCounter, 5047 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3465 SdHoareTripleChecker+Valid, 9265 SdHoareTripleChecker+Invalid, 5048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:33,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3465 Valid, 9265 Invalid, 5048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5047 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-16 10:17:33,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2024-11-16 10:17:33,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 2514. [2024-11-16 10:17:33,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2514 states, 2513 states have (on average 1.4954237962594508) internal successors, (3758), 2513 states have internal predecessors, (3758), 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) [2024-11-16 10:17:33,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 3758 transitions. [2024-11-16 10:17:33,800 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 3758 transitions. Word has length 143 [2024-11-16 10:17:33,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:33,801 INFO L471 AbstractCegarLoop]: Abstraction has 2514 states and 3758 transitions. [2024-11-16 10:17:33,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 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) [2024-11-16 10:17:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3758 transitions. [2024-11-16 10:17:33,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-16 10:17:33,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:33,803 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, 1, 1] [2024-11-16 10:17:33,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 10:17:33,804 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:33,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:33,805 INFO L85 PathProgramCache]: Analyzing trace with hash 543398465, now seen corresponding path program 1 times [2024-11-16 10:17:33,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:33,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373400222] [2024-11-16 10:17:33,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:33,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:34,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 10:17:34,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373400222] [2024-11-16 10:17:34,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373400222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:34,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:34,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 10:17:34,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268856934] [2024-11-16 10:17:34,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:34,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 10:17:34,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 10:17:34,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 10:17:34,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 10:17:34,109 INFO L87 Difference]: Start difference. First operand 2514 states and 3758 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 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) [2024-11-16 10:17:36,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:36,216 INFO L93 Difference]: Finished difference Result 4772 states and 7136 transitions. [2024-11-16 10:17:36,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 10:17:36,216 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 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 144 [2024-11-16 10:17:36,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:36,224 INFO L225 Difference]: With dead ends: 4772 [2024-11-16 10:17:36,224 INFO L226 Difference]: Without dead ends: 2514 [2024-11-16 10:17:36,228 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 [2024-11-16 10:17:36,230 INFO L432 NwaCegarLoop]: 2330 mSDtfsCounter, 3446 mSDsluCounter, 4649 mSDsCounter, 0 mSdLazyCounter, 3739 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3446 SdHoareTripleChecker+Valid, 6979 SdHoareTripleChecker+Invalid, 3740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:36,230 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3446 Valid, 6979 Invalid, 3740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3739 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-16 10:17:36,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2514 states. [2024-11-16 10:17:36,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2514 to 2501. [2024-11-16 10:17:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2501 states, 2500 states have (on average 1.4956) internal successors, (3739), 2500 states have internal predecessors, (3739), 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) [2024-11-16 10:17:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2501 states and 3739 transitions. [2024-11-16 10:17:36,280 INFO L78 Accepts]: Start accepts. Automaton has 2501 states and 3739 transitions. Word has length 144 [2024-11-16 10:17:36,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:36,281 INFO L471 AbstractCegarLoop]: Abstraction has 2501 states and 3739 transitions. [2024-11-16 10:17:36,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 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) [2024-11-16 10:17:36,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 3739 transitions. [2024-11-16 10:17:36,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-16 10:17:36,282 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:36,282 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, 1, 1] [2024-11-16 10:17:36,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 10:17:36,283 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:36,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:36,283 INFO L85 PathProgramCache]: Analyzing trace with hash 374920620, now seen corresponding path program 1 times [2024-11-16 10:17:36,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 10:17:36,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009704392] [2024-11-16 10:17:36,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:36,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 10:17:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 10:17:36,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 10:17:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 10:17:36,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 10:17:36,503 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 10:17:36,504 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 10:17:36,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 10:17:36,510 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 10:17:36,629 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 10:17:36,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:17:36 BoogieIcfgContainer [2024-11-16 10:17:36,632 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 10:17:36,633 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 10:17:36,633 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 10:17:36,636 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 10:17:36,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:17:19" (3/4) ... [2024-11-16 10:17:36,639 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 10:17:36,640 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 10:17:36,641 INFO L158 Benchmark]: Toolchain (without parser) took 28623.97ms. Allocated memory was 146.8MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 70.4MB in the beginning and 989.9MB in the end (delta: -919.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-16 10:17:36,641 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 10:17:36,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 979.21ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 70.3MB in the beginning and 86.0MB in the end (delta: -15.7MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2024-11-16 10:17:36,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 1087.38ms. Allocated memory was 199.2MB in the beginning and 390.1MB in the end (delta: 190.8MB). Free memory was 86.0MB in the beginning and 232.1MB in the end (delta: -146.1MB). Peak memory consumption was 116.3MB. Max. memory is 16.1GB. [2024-11-16 10:17:36,642 INFO L158 Benchmark]: Boogie Preprocessor took 953.16ms. Allocated memory was 390.1MB in the beginning and 780.1MB in the end (delta: 390.1MB). Free memory was 232.1MB in the beginning and 584.1MB in the end (delta: -352.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-16 10:17:36,642 INFO L158 Benchmark]: IcfgBuilder took 8233.52ms. Allocated memory was 780.1MB in the beginning and 1.6GB in the end (delta: 780.1MB). Free memory was 584.1MB in the beginning and 1.0GB in the end (delta: -435.2MB). Peak memory consumption was 450.9MB. Max. memory is 16.1GB. [2024-11-16 10:17:36,642 INFO L158 Benchmark]: TraceAbstraction took 17356.77ms. Allocated memory was 1.6GB in the beginning and 2.3GB in the end (delta: 725.6MB). Free memory was 1.0GB in the beginning and 989.9MB in the end (delta: 29.4MB). Peak memory consumption was 755.0MB. Max. memory is 16.1GB. [2024-11-16 10:17:36,642 INFO L158 Benchmark]: Witness Printer took 7.56ms. Allocated memory is still 2.3GB. Free memory is still 989.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 10:17:36,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 979.21ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 70.3MB in the beginning and 86.0MB in the end (delta: -15.7MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1087.38ms. Allocated memory was 199.2MB in the beginning and 390.1MB in the end (delta: 190.8MB). Free memory was 86.0MB in the beginning and 232.1MB in the end (delta: -146.1MB). Peak memory consumption was 116.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 953.16ms. Allocated memory was 390.1MB in the beginning and 780.1MB in the end (delta: 390.1MB). Free memory was 232.1MB in the beginning and 584.1MB in the end (delta: -352.0MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * IcfgBuilder took 8233.52ms. Allocated memory was 780.1MB in the beginning and 1.6GB in the end (delta: 780.1MB). Free memory was 584.1MB in the beginning and 1.0GB in the end (delta: -435.2MB). Peak memory consumption was 450.9MB. Max. memory is 16.1GB. * TraceAbstraction took 17356.77ms. Allocated memory was 1.6GB in the beginning and 2.3GB in the end (delta: 725.6MB). Free memory was 1.0GB in the beginning and 989.9MB in the end (delta: 29.4MB). Peak memory consumption was 755.0MB. Max. memory is 16.1GB. * Witness Printer took 7.56ms. Allocated memory is still 2.3GB. Free memory is still 989.9MB. 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 289. 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_38 = 0; [L40] const SORT_4 var_81 = 1; [L41] const SORT_4 var_82 = 0; [L42] const SORT_2 var_94 = 0; [L43] const SORT_2 var_96 = 1; [L44] const SORT_3 var_116 = 0; [L45] const SORT_2 var_158 = 2; [L46] const SORT_4 var_306 = 4; [L47] const SORT_2 var_318 = 4; [L48] const SORT_4 var_320 = 7; [L49] const SORT_4 var_425 = 2; [L50] const SORT_4 var_469 = 3; [L52] SORT_1 input_93; [L53] SORT_1 input_95; [L54] SORT_1 input_100; [L55] SORT_1 input_101; [L56] SORT_1 input_105; [L57] SORT_1 input_106; [L58] SORT_1 input_110; [L59] SORT_1 input_111; [L60] SORT_1 input_115; [L61] SORT_1 input_123; [L62] SORT_1 input_130; [L63] SORT_1 input_137; [L64] SORT_1 input_144; [L65] SORT_1 input_148; [L66] SORT_1 input_149; [L67] SORT_1 input_166; [L68] SORT_1 input_170; [L69] SORT_1 input_171; [L70] SORT_1 input_187; [L71] SORT_1 input_191; [L72] SORT_1 input_192; [L73] SORT_1 input_208; [L74] SORT_1 input_212; [L75] SORT_1 input_213; [L76] SORT_1 input_236; [L77] SORT_1 input_239; [L78] SORT_1 input_255; [L79] SORT_1 input_258; [L80] SORT_1 input_274; [L81] SORT_1 input_277; [L82] SORT_1 input_293; [L83] SORT_1 input_296; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L85] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L86] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L87] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L88] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L89] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L90] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L91] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L92] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L93] SORT_2 state_22 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L94] SORT_2 state_24 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L95] SORT_2 state_26 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L96] SORT_2 state_28 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L97] SORT_2 state_30 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L98] SORT_2 state_32 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L99] SORT_2 state_34 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L100] SORT_2 state_36 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L101] SORT_1 state_39 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L102] SORT_1 state_41 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L103] SORT_1 state_43 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L104] SORT_1 state_45 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L105] SORT_1 state_47 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L106] SORT_1 state_49 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L107] SORT_1 state_51 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L108] SORT_1 state_53 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L109] SORT_1 state_55 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L110] SORT_1 state_57 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L111] SORT_1 state_59 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L112] SORT_1 state_61 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L113] SORT_1 state_63 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L114] SORT_1 state_65 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L115] SORT_1 state_67 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L116] SORT_1 state_69 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L117] SORT_1 state_71 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L118] SORT_1 state_73 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L119] SORT_1 state_75 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L120] SORT_1 state_77 = __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_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_38=0, var_425=2, var_469=3, var_5=0, var_81=1, var_82=0, var_94=0, var_96=1] [L121] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_2 init_7_arg_1 = var_5; [L124] state_6 = init_7_arg_1 [L125] SORT_2 init_9_arg_1 = var_5; [L126] state_8 = init_9_arg_1 [L127] SORT_2 init_11_arg_1 = var_5; [L128] state_10 = init_11_arg_1 [L129] SORT_2 init_13_arg_1 = var_5; [L130] state_12 = init_13_arg_1 [L131] SORT_2 init_15_arg_1 = var_5; [L132] state_14 = init_15_arg_1 [L133] SORT_2 init_17_arg_1 = var_5; [L134] state_16 = init_17_arg_1 [L135] SORT_2 init_19_arg_1 = var_5; [L136] state_18 = init_19_arg_1 [L137] SORT_2 init_21_arg_1 = var_5; [L138] state_20 = init_21_arg_1 [L139] SORT_2 init_23_arg_1 = var_5; [L140] state_22 = init_23_arg_1 [L141] SORT_2 init_25_arg_1 = var_5; [L142] state_24 = init_25_arg_1 [L143] SORT_2 init_27_arg_1 = var_5; [L144] state_26 = init_27_arg_1 [L145] SORT_2 init_29_arg_1 = var_5; [L146] state_28 = init_29_arg_1 [L147] SORT_2 init_31_arg_1 = var_5; [L148] state_30 = init_31_arg_1 [L149] SORT_2 init_33_arg_1 = var_5; [L150] state_32 = init_33_arg_1 [L151] SORT_2 init_35_arg_1 = var_5; [L152] state_34 = init_35_arg_1 [L153] SORT_2 init_37_arg_1 = var_5; [L154] state_36 = init_37_arg_1 [L155] SORT_1 init_40_arg_1 = var_38; [L156] state_39 = init_40_arg_1 [L157] SORT_1 init_42_arg_1 = var_38; [L158] state_41 = init_42_arg_1 [L159] SORT_1 init_44_arg_1 = var_38; [L160] state_43 = init_44_arg_1 [L161] SORT_1 init_46_arg_1 = var_38; [L162] state_45 = init_46_arg_1 [L163] SORT_1 init_48_arg_1 = var_38; [L164] state_47 = init_48_arg_1 [L165] SORT_1 init_50_arg_1 = var_38; [L166] state_49 = init_50_arg_1 [L167] SORT_1 init_52_arg_1 = var_38; [L168] state_51 = init_52_arg_1 [L169] SORT_1 init_54_arg_1 = var_38; [L170] state_53 = init_54_arg_1 [L171] SORT_1 init_56_arg_1 = var_38; [L172] state_55 = init_56_arg_1 [L173] SORT_1 init_58_arg_1 = var_38; [L174] state_57 = init_58_arg_1 [L175] SORT_1 init_60_arg_1 = var_38; [L176] state_59 = init_60_arg_1 [L177] SORT_1 init_62_arg_1 = var_38; [L178] state_61 = init_62_arg_1 [L179] SORT_1 init_64_arg_1 = var_38; [L180] state_63 = init_64_arg_1 [L181] SORT_1 init_66_arg_1 = var_38; [L182] state_65 = init_66_arg_1 [L183] SORT_1 init_68_arg_1 = var_38; [L184] state_67 = init_68_arg_1 [L185] SORT_1 init_70_arg_1 = var_38; [L186] state_69 = init_70_arg_1 [L187] SORT_1 init_72_arg_1 = var_38; [L188] state_71 = init_72_arg_1 [L189] SORT_1 init_74_arg_1 = var_38; [L190] state_73 = init_74_arg_1 [L191] SORT_1 init_76_arg_1 = var_38; [L192] state_75 = init_76_arg_1 [L193] SORT_1 init_78_arg_1 = var_38; [L194] state_77 = init_78_arg_1 [L195] SORT_1 init_80_arg_1 = var_38; [L196] state_79 = init_80_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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L199] input_93 = __VERIFIER_nondet_uchar() [L200] EXPR input_93 & 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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L200] input_93 = input_93 & mask_SORT_1 [L201] input_95 = __VERIFIER_nondet_uchar() [L202] EXPR input_95 & mask_SORT_1 VAL [input_93=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L202] input_95 = input_95 & mask_SORT_1 [L203] input_100 = __VERIFIER_nondet_uchar() [L204] EXPR input_100 & mask_SORT_1 VAL [input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L204] input_100 = input_100 & mask_SORT_1 [L205] input_101 = __VERIFIER_nondet_uchar() [L206] EXPR input_101 & mask_SORT_1 VAL [input_100=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L206] input_101 = input_101 & mask_SORT_1 [L207] input_105 = __VERIFIER_nondet_uchar() [L208] EXPR input_105 & mask_SORT_1 VAL [input_100=0, input_101=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L208] input_105 = input_105 & mask_SORT_1 [L209] input_106 = __VERIFIER_nondet_uchar() [L210] EXPR input_106 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L210] input_106 = input_106 & mask_SORT_1 [L211] input_110 = __VERIFIER_nondet_uchar() [L212] EXPR input_110 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L212] input_110 = input_110 & mask_SORT_1 [L213] input_111 = __VERIFIER_nondet_uchar() [L214] EXPR input_111 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L214] input_111 = input_111 & mask_SORT_1 [L215] input_115 = __VERIFIER_nondet_uchar() [L216] EXPR input_115 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L216] input_115 = input_115 & mask_SORT_1 [L217] input_123 = __VERIFIER_nondet_uchar() [L218] EXPR input_123 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L218] input_123 = input_123 & mask_SORT_1 [L219] input_130 = __VERIFIER_nondet_uchar() [L220] EXPR input_130 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L220] input_130 = input_130 & mask_SORT_1 [L221] input_137 = __VERIFIER_nondet_uchar() [L222] EXPR input_137 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L222] input_137 = input_137 & mask_SORT_1 [L223] input_144 = __VERIFIER_nondet_uchar() [L224] EXPR input_144 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L224] input_144 = input_144 & mask_SORT_1 [L225] input_148 = __VERIFIER_nondet_uchar() [L226] EXPR input_148 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L226] input_148 = input_148 & mask_SORT_1 [L227] input_149 = __VERIFIER_nondet_uchar() [L228] EXPR input_149 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L228] input_149 = input_149 & mask_SORT_1 [L229] input_166 = __VERIFIER_nondet_uchar() [L230] EXPR input_166 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L230] input_166 = input_166 & mask_SORT_1 [L231] input_170 = __VERIFIER_nondet_uchar() [L232] EXPR input_170 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L232] input_170 = input_170 & mask_SORT_1 [L233] input_171 = __VERIFIER_nondet_uchar() [L234] EXPR input_171 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L234] input_171 = input_171 & mask_SORT_1 [L235] input_187 = __VERIFIER_nondet_uchar() [L236] EXPR input_187 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L236] input_187 = input_187 & mask_SORT_1 [L237] input_191 = __VERIFIER_nondet_uchar() [L238] EXPR input_191 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L238] input_191 = input_191 & mask_SORT_1 [L239] input_192 = __VERIFIER_nondet_uchar() [L240] EXPR input_192 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L240] input_192 = input_192 & mask_SORT_1 [L241] input_208 = __VERIFIER_nondet_uchar() [L242] EXPR input_208 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L242] input_208 = input_208 & mask_SORT_1 [L243] input_212 = __VERIFIER_nondet_uchar() [L244] EXPR input_212 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L244] input_212 = input_212 & mask_SORT_1 [L245] input_213 = __VERIFIER_nondet_uchar() [L246] EXPR input_213 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L246] input_213 = input_213 & mask_SORT_1 [L247] input_236 = __VERIFIER_nondet_uchar() [L248] input_239 = __VERIFIER_nondet_uchar() [L249] input_255 = __VERIFIER_nondet_uchar() [L250] input_258 = __VERIFIER_nondet_uchar() [L251] input_274 = __VERIFIER_nondet_uchar() [L252] input_277 = __VERIFIER_nondet_uchar() [L253] input_293 = __VERIFIER_nondet_uchar() [L254] input_296 = __VERIFIER_nondet_uchar() [L257] SORT_1 var_83_arg_0 = state_47; [L258] SORT_4 var_83_arg_1 = var_81; [L259] SORT_4 var_83_arg_2 = var_82; [L260] SORT_4 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L261] SORT_1 var_84_arg_0 = state_57; [L262] SORT_4 var_84_arg_1 = var_81; [L263] SORT_4 var_84_arg_2 = var_82; [L264] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L265] SORT_4 var_85_arg_0 = var_83; [L266] SORT_4 var_85_arg_1 = var_84; [L267] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L268] SORT_1 var_86_arg_0 = state_67; [L269] SORT_4 var_86_arg_1 = var_81; [L270] SORT_4 var_86_arg_2 = var_82; [L271] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L272] SORT_4 var_87_arg_0 = var_85; [L273] SORT_4 var_87_arg_1 = var_86; [L274] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L275] SORT_1 var_88_arg_0 = state_77; [L276] SORT_4 var_88_arg_1 = var_81; [L277] SORT_4 var_88_arg_2 = var_82; [L278] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L279] SORT_4 var_89_arg_0 = var_87; [L280] SORT_4 var_89_arg_1 = var_88; [L281] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_89=0, var_94=0, var_96=1] [L282] EXPR var_89 & mask_SORT_4 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L282] var_89 = var_89 & mask_SORT_4 [L283] SORT_4 var_90_arg_0 = var_89; [L284] SORT_4 var_90_arg_1 = var_81; [L285] SORT_1 var_90 = var_90_arg_0 <= var_90_arg_1; [L286] SORT_1 var_91_arg_0 = ~state_79; VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_90=1, var_91_arg_0=-1, var_94=0, var_96=1] [L287] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_90=1, var_94=0, var_96=1] [L287] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L288] SORT_1 var_91_arg_1 = ~var_90; VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_91_arg_0=1, var_91_arg_1=-2, var_94=0, var_96=1] [L289] EXPR var_91_arg_1 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_91_arg_0=1, var_94=0, var_96=1] [L289] var_91_arg_1 = var_91_arg_1 & mask_SORT_1 [L290] EXPR var_91_arg_0 & var_91_arg_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L290] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L291] EXPR var_91 & mask_SORT_1 VAL [input_100=0, input_101=0, input_105=0, input_106=0, input_110=0, input_111=0, input_115=0, input_123=0, input_130=0, input_137=0, input_144=0, input_148=0, input_149=0, input_166=0, input_170=0, input_171=0, input_187=0, input_191=0, input_192=0, input_208=0, input_212=0, input_213=0, input_93=0, input_95=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_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=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_8=0, var_116=0, var_158=2, var_306=4, var_318=4, var_320=7, var_425=2, var_469=3, var_81=1, var_82=0, var_94=0, var_96=1] [L291] var_91 = var_91 & mask_SORT_1 [L292] SORT_1 bad_92_arg_0 = var_91; [L293] CALL __VERIFIER_assert(!(bad_92_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2393 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.2s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10347 SdHoareTripleChecker+Valid, 11.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10347 mSDsluCounter, 61189 SdHoareTripleChecker+Invalid, 9.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42278 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20863 IncrementalHoareTripleChecker+Invalid, 20867 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 18911 mSDtfsCounter, 20863 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2514occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 2148 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1131 NumberOfCodeBlocks, 1131 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 980 ConstructedInterpolants, 0 QuantifiedInterpolants, 2872 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-16 10:17:36,682 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.bakery.5.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 a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 10:17:39,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 10:17:39,097 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-16 10:17:39,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 10:17:39,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 10:17:39,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 10:17:39,136 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 10:17:39,136 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 10:17:39,137 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 10:17:39,137 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 10:17:39,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 10:17:39,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 10:17:39,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 10:17:39,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 10:17:39,140 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 10:17:39,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 10:17:39,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 10:17:39,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 10:17:39,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 10:17:39,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 10:17:39,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 10:17:39,145 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-16 10:17:39,145 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-16 10:17:39,151 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 10:17:39,156 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-16 10:17:39,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 10:17:39,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 10:17:39,157 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 10:17:39,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 10:17:39,157 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 10:17:39,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 10:17:39,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 10:17:39,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 10:17:39,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 10:17:39,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 10:17:39,159 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-16 10:17:39,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-16 10:17:39,159 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 10:17:39,159 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 10:17:39,159 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 10:17:39,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 10:17:39,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4aeb50633c970b4dd4145564fdceb711d387f3563b0b923401e62b26dcf89c7 [2024-11-16 10:17:39,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 10:17:39,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 10:17:39,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 10:17:39,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 10:17:39,506 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 10:17:39,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-16 10:17:41,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 10:17:41,392 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 10:17:41,393 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-16 10:17:41,424 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf1b0a262/bced2dbc52a94fb3ba53d5bac32e1adb/FLAG72c6233c4 [2024-11-16 10:17:41,439 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf1b0a262/bced2dbc52a94fb3ba53d5bac32e1adb [2024-11-16 10:17:41,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 10:17:41,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 10:17:41,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 10:17:41,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 10:17:41,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 10:17:41,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:17:41" (1/1) ... [2024-11-16 10:17:41,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b513f42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:41, skipping insertion in model container [2024-11-16 10:17:41,463 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:17:41" (1/1) ... [2024-11-16 10:17:41,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 10:17:41,760 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-16 10:17:42,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 10:17:42,180 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 10:17:42,192 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.bakery.5.prop1-func-interl.c[1173,1186] [2024-11-16 10:17:42,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 10:17:42,336 INFO L204 MainTranslator]: Completed translation [2024-11-16 10:17:42,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42 WrapperNode [2024-11-16 10:17:42,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 10:17:42,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 10:17:42,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 10:17:42,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 10:17:42,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,536 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2228 [2024-11-16 10:17:42,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 10:17:42,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 10:17:42,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 10:17:42,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 10:17:42,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,565 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,612 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]. [2024-11-16 10:17:42,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 10:17:42,736 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 10:17:42,736 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 10:17:42,736 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 10:17:42,737 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (1/1) ... [2024-11-16 10:17:42,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 10:17:42,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 10:17:42,773 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) [2024-11-16 10:17:42,776 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 [2024-11-16 10:17:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 10:17:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-16 10:17:42,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 10:17:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 10:17:43,371 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 10:17:43,373 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 10:17:45,535 INFO L? ?]: Removed 113 outVars from TransFormulas that were not future-live. [2024-11-16 10:17:45,535 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 10:17:45,547 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 10:17:45,547 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 10:17:45,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:17:45 BoogieIcfgContainer [2024-11-16 10:17:45,548 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 10:17:45,551 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 10:17:45,551 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 10:17:45,555 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 10:17:45,555 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:17:41" (1/3) ... [2024-11-16 10:17:45,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342d9bae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:17:45, skipping insertion in model container [2024-11-16 10:17:45,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:17:42" (2/3) ... [2024-11-16 10:17:45,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342d9bae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:17:45, skipping insertion in model container [2024-11-16 10:17:45,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 10:17:45" (3/3) ... [2024-11-16 10:17:45,560 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.bakery.5.prop1-func-interl.c [2024-11-16 10:17:45,578 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 10:17:45,578 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 10:17:45,653 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 10:17:45,660 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;@2f6d7722, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 10:17:45,660 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 10:17:45,665 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) [2024-11-16 10:17:45,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-16 10:17:45,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:45,670 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-16 10:17:45,671 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:45,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:45,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1271070717, now seen corresponding path program 1 times [2024-11-16 10:17:45,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 10:17:45,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [354362667] [2024-11-16 10:17:45,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:45,687 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 [2024-11-16 10:17:45,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 10:17:45,688 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) [2024-11-16 10:17:45,689 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 [2024-11-16 10:17:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:46,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-16 10:17:46,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 10:17:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 10:17:46,578 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 10:17:46,579 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 10:17:46,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [354362667] [2024-11-16 10:17:46,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [354362667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 10:17:46,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 10:17:46,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 10:17:46,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610209504] [2024-11-16 10:17:46,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 10:17:46,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 10:17:46,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 10:17:46,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 10:17:46,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 10:17:46,612 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) [2024-11-16 10:17:46,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 10:17:46,827 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2024-11-16 10:17:46,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 10:17:46,830 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 [2024-11-16 10:17:46,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 10:17:46,836 INFO L225 Difference]: With dead ends: 22 [2024-11-16 10:17:46,837 INFO L226 Difference]: Without dead ends: 11 [2024-11-16 10:17:46,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 10:17:46,842 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 2 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 10:17:46,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 14 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 10:17:46,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-16 10:17:46,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2024-11-16 10:17:46,868 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) [2024-11-16 10:17:46,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-16 10:17:46,870 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 6 [2024-11-16 10:17:46,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 10:17:46,870 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-11-16 10:17:46,871 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) [2024-11-16 10:17:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-16 10:17:46,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-16 10:17:46,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 10:17:46,871 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 10:17:46,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-16 10:17:47,075 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 [2024-11-16 10:17:47,076 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 10:17:47,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 10:17:47,077 INFO L85 PathProgramCache]: Analyzing trace with hash 2061110753, now seen corresponding path program 1 times [2024-11-16 10:17:47,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 10:17:47,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [533001306] [2024-11-16 10:17:47,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 10:17:47,079 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 [2024-11-16 10:17:47,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 10:17:47,083 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) [2024-11-16 10:17:47,084 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 [2024-11-16 10:17:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 10:17:47,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-11-16 10:17:47,837 INFO L278 TraceCheckSpWp]: Computing forward predicates...