./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icu.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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.pj_icu.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 81684cd6f6f9906a1fa983a1abdb27554546d8d43af37740ea6944465197b3b8 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 18:54:07,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:54:07,887 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-08 18:54:07,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:54:07,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:54:07,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:54:07,921 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:54:07,922 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:54:07,922 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:54:07,923 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:54:07,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:54:07,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:54:07,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:54:07,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:54:07,924 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:54:07,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:54:07,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:54:07,926 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:54:07,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:54:07,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:54:07,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:54:07,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:54:07,929 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:54:07,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:54:07,929 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:54:07,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:54:07,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:54:07,930 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:54:07,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:54:07,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:54:07,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:54:07,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:54:07,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:54:07,931 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:54:07,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:54:07,932 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:54:07,932 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:54:07,932 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:54:07,933 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:54:07,933 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81684cd6f6f9906a1fa983a1abdb27554546d8d43af37740ea6944465197b3b8 [2024-11-08 18:54:08,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:54:08,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:54:08,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:54:08,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:54:08,153 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:54:08,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icu.c [2024-11-08 18:54:09,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:54:09,826 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:54:09,826 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icu.c [2024-11-08 18:54:09,846 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c79034fd/7bc5889be35e426fbf3438dd871c8e1c/FLAGfe5979910 [2024-11-08 18:54:10,113 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c79034fd/7bc5889be35e426fbf3438dd871c8e1c [2024-11-08 18:54:10,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:54:10,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:54:10,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:54:10,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:54:10,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:54:10,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:10,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b67bb05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10, skipping insertion in model container [2024-11-08 18:54:10,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:10,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:54:10,407 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.pj_icu.c[1246,1259] [2024-11-08 18:54:10,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:54:10,864 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:54:10,880 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.pj_icu.c[1246,1259] [2024-11-08 18:54:10,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:54:10,997 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:54:10,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10 WrapperNode [2024-11-08 18:54:10,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:54:10,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:54:10,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:54:10,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:54:11,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,546 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5179 [2024-11-08 18:54:11,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:54:11,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:54:11,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:54:11,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:54:11,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,636 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,736 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]. [2024-11-08 18:54:11,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:11,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:12,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:12,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:54:12,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:54:12,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:54:12,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:54:12,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (1/1) ... [2024-11-08 18:54:12,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:54:12,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 18:54:12,119 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) [2024-11-08 18:54:12,120 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 [2024-11-08 18:54:12,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:54:12,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:54:12,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:54:12,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:54:12,588 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:54:12,590 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:54:16,691 INFO L? ?]: Removed 3377 outVars from TransFormulas that were not future-live. [2024-11-08 18:54:16,691 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:54:16,757 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:54:16,757 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:54:16,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:16 BoogieIcfgContainer [2024-11-08 18:54:16,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:54:16,759 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:54:16,759 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:54:16,765 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:54:16,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:54:10" (1/3) ... [2024-11-08 18:54:16,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e604a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:54:16, skipping insertion in model container [2024-11-08 18:54:16,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:10" (2/3) ... [2024-11-08 18:54:16,766 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e604a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:54:16, skipping insertion in model container [2024-11-08 18:54:16,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:16" (3/3) ... [2024-11-08 18:54:16,766 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.pj_icu.c [2024-11-08 18:54:16,793 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:54:16,797 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:54:16,953 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:54:16,960 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;@785c170c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:54:16,960 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:54:16,973 INFO L276 IsEmpty]: Start isEmpty. Operand has 1214 states, 1212 states have (on average 1.4991749174917492) internal successors, (1817), 1213 states have internal predecessors, (1817), 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) [2024-11-08 18:54:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 18:54:16,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:16,992 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:16,992 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:16,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:16,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1885933882, now seen corresponding path program 1 times [2024-11-08 18:54:17,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:17,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087145165] [2024-11-08 18:54:17,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:17,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:18,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:18,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087145165] [2024-11-08 18:54:18,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087145165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:18,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:18,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:54:18,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979014276] [2024-11-08 18:54:18,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:18,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:54:18,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:18,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:54:18,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:54:18,651 INFO L87 Difference]: Start difference. First operand has 1214 states, 1212 states have (on average 1.4991749174917492) internal successors, (1817), 1213 states have internal predecessors, (1817), 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 33.25) internal successors, (133), 4 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:18,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:18,769 INFO L93 Difference]: Finished difference Result 2309 states and 3459 transitions. [2024-11-08 18:54:18,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:54:18,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2024-11-08 18:54:18,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:18,791 INFO L225 Difference]: With dead ends: 2309 [2024-11-08 18:54:18,792 INFO L226 Difference]: Without dead ends: 1213 [2024-11-08 18:54:18,799 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 [2024-11-08 18:54:18,803 INFO L432 NwaCegarLoop]: 1811 mSDtfsCounter, 0 mSDsluCounter, 3616 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5427 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:18,804 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5427 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:18,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1213 states. [2024-11-08 18:54:18,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1213 to 1213. [2024-11-08 18:54:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1213 states, 1212 states have (on average 1.4975247524752475) internal successors, (1815), 1212 states have internal predecessors, (1815), 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) [2024-11-08 18:54:18,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1213 states and 1815 transitions. [2024-11-08 18:54:18,875 INFO L78 Accepts]: Start accepts. Automaton has 1213 states and 1815 transitions. Word has length 133 [2024-11-08 18:54:18,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:18,875 INFO L471 AbstractCegarLoop]: Abstraction has 1213 states and 1815 transitions. [2024-11-08 18:54:18,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 4 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:18,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1815 transitions. [2024-11-08 18:54:18,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 18:54:18,877 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:18,878 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:18,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:54:18,878 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:18,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:18,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1663895817, now seen corresponding path program 1 times [2024-11-08 18:54:18,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:18,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878304102] [2024-11-08 18:54:18,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:18,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:19,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:19,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:19,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878304102] [2024-11-08 18:54:19,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878304102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:19,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:19,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:54:19,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115965129] [2024-11-08 18:54:19,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:19,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:54:19,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:19,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:54:19,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:54:19,277 INFO L87 Difference]: Start difference. First operand 1213 states and 1815 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:19,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:19,324 INFO L93 Difference]: Finished difference Result 2310 states and 3457 transitions. [2024-11-08 18:54:19,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:54:19,325 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2024-11-08 18:54:19,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:19,329 INFO L225 Difference]: With dead ends: 2310 [2024-11-08 18:54:19,329 INFO L226 Difference]: Without dead ends: 1215 [2024-11-08 18:54:19,331 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 [2024-11-08 18:54:19,332 INFO L432 NwaCegarLoop]: 1811 mSDtfsCounter, 0 mSDsluCounter, 3612 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5423 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:19,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5423 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:19,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2024-11-08 18:54:19,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 1215. [2024-11-08 18:54:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1215 states, 1214 states have (on average 1.4967051070840198) internal successors, (1817), 1214 states have internal predecessors, (1817), 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) [2024-11-08 18:54:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1215 states and 1817 transitions. [2024-11-08 18:54:19,350 INFO L78 Accepts]: Start accepts. Automaton has 1215 states and 1817 transitions. Word has length 134 [2024-11-08 18:54:19,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:19,350 INFO L471 AbstractCegarLoop]: Abstraction has 1215 states and 1817 transitions. [2024-11-08 18:54:19,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:19,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1817 transitions. [2024-11-08 18:54:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 18:54:19,353 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:19,354 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:19,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:54:19,354 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:19,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:19,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1139127885, now seen corresponding path program 1 times [2024-11-08 18:54:19,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:19,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836415551] [2024-11-08 18:54:19,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:19,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:20,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:20,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836415551] [2024-11-08 18:54:20,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836415551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:20,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:20,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:20,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600263800] [2024-11-08 18:54:20,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:20,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:20,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:20,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:20,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:20,115 INFO L87 Difference]: Start difference. First operand 1215 states and 1817 transitions. Second operand has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:20,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:20,199 INFO L93 Difference]: Finished difference Result 2316 states and 3464 transitions. [2024-11-08 18:54:20,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:20,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2024-11-08 18:54:20,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:20,205 INFO L225 Difference]: With dead ends: 2316 [2024-11-08 18:54:20,205 INFO L226 Difference]: Without dead ends: 1219 [2024-11-08 18:54:20,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:54:20,210 INFO L432 NwaCegarLoop]: 1808 mSDtfsCounter, 1692 mSDsluCounter, 3608 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1692 SdHoareTripleChecker+Valid, 5416 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:20,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1692 Valid, 5416 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:20,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2024-11-08 18:54:20,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1218. [2024-11-08 18:54:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1218 states, 1217 states have (on average 1.495480690221857) internal successors, (1820), 1217 states have internal predecessors, (1820), 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) [2024-11-08 18:54:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1820 transitions. [2024-11-08 18:54:20,247 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1820 transitions. Word has length 135 [2024-11-08 18:54:20,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:20,248 INFO L471 AbstractCegarLoop]: Abstraction has 1218 states and 1820 transitions. [2024-11-08 18:54:20,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:20,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1820 transitions. [2024-11-08 18:54:20,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-08 18:54:20,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:20,249 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:20,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:54:20,249 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:20,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:20,250 INFO L85 PathProgramCache]: Analyzing trace with hash 611319866, now seen corresponding path program 1 times [2024-11-08 18:54:20,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:20,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572981413] [2024-11-08 18:54:20,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:20,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:21,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:21,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:21,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572981413] [2024-11-08 18:54:21,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572981413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:21,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:21,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:21,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310797488] [2024-11-08 18:54:21,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:21,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:21,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:21,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:21,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:21,551 INFO L87 Difference]: Start difference. First operand 1218 states and 1820 transitions. Second operand has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:21,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:21,707 INFO L93 Difference]: Finished difference Result 2442 states and 3650 transitions. [2024-11-08 18:54:21,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:21,707 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 136 [2024-11-08 18:54:21,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:21,711 INFO L225 Difference]: With dead ends: 2442 [2024-11-08 18:54:21,711 INFO L226 Difference]: Without dead ends: 1342 [2024-11-08 18:54:21,712 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:54:21,713 INFO L432 NwaCegarLoop]: 1783 mSDtfsCounter, 2117 mSDsluCounter, 3561 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2117 SdHoareTripleChecker+Valid, 5344 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:21,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2117 Valid, 5344 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:21,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2024-11-08 18:54:21,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1225. [2024-11-08 18:54:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1225 states, 1224 states have (on average 1.494281045751634) internal successors, (1829), 1224 states have internal predecessors, (1829), 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) [2024-11-08 18:54:21,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1829 transitions. [2024-11-08 18:54:21,728 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1829 transitions. Word has length 136 [2024-11-08 18:54:21,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:21,728 INFO L471 AbstractCegarLoop]: Abstraction has 1225 states and 1829 transitions. [2024-11-08 18:54:21,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:21,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1829 transitions. [2024-11-08 18:54:21,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-08 18:54:21,730 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:21,730 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:21,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:54:21,730 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:21,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:21,731 INFO L85 PathProgramCache]: Analyzing trace with hash 861389590, now seen corresponding path program 1 times [2024-11-08 18:54:21,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:21,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862470054] [2024-11-08 18:54:21,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:21,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:22,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:22,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862470054] [2024-11-08 18:54:22,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862470054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:22,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:22,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 18:54:22,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701224434] [2024-11-08 18:54:22,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:22,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:54:22,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:22,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:54:22,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:54:22,566 INFO L87 Difference]: Start difference. First operand 1225 states and 1829 transitions. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:22,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:22,837 INFO L93 Difference]: Finished difference Result 2441 states and 3647 transitions. [2024-11-08 18:54:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:22,838 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 137 [2024-11-08 18:54:22,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:22,842 INFO L225 Difference]: With dead ends: 2441 [2024-11-08 18:54:22,842 INFO L226 Difference]: Without dead ends: 1341 [2024-11-08 18:54:22,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:54:22,844 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 2112 mSDsluCounter, 7106 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2112 SdHoareTripleChecker+Valid, 8885 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:22,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2112 Valid, 8885 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:22,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2024-11-08 18:54:22,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 1228. [2024-11-08 18:54:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1228 states, 1227 states have (on average 1.4930725346373268) internal successors, (1832), 1227 states have internal predecessors, (1832), 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) [2024-11-08 18:54:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 1832 transitions. [2024-11-08 18:54:22,862 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 1832 transitions. Word has length 137 [2024-11-08 18:54:22,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:22,862 INFO L471 AbstractCegarLoop]: Abstraction has 1228 states and 1832 transitions. [2024-11-08 18:54:22,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:22,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1832 transitions. [2024-11-08 18:54:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-08 18:54:22,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:22,863 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] [2024-11-08 18:54:22,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:54:22,864 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:22,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:22,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1424886495, now seen corresponding path program 1 times [2024-11-08 18:54:22,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:22,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115491371] [2024-11-08 18:54:22,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:22,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:23,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:23,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:23,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115491371] [2024-11-08 18:54:23,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115491371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:23,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:23,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:23,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803366869] [2024-11-08 18:54:23,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:23,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:23,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:23,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:23,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:23,803 INFO L87 Difference]: Start difference. First operand 1228 states and 1832 transitions. Second operand has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2024-11-08 18:54:24,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:24,091 INFO L93 Difference]: Finished difference Result 2441 states and 3645 transitions. [2024-11-08 18:54:24,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:24,091 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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 [2024-11-08 18:54:24,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:24,096 INFO L225 Difference]: With dead ends: 2441 [2024-11-08 18:54:24,097 INFO L226 Difference]: Without dead ends: 1341 [2024-11-08 18:54:24,100 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:24,102 INFO L432 NwaCegarLoop]: 1780 mSDtfsCounter, 2107 mSDsluCounter, 7112 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2107 SdHoareTripleChecker+Valid, 8892 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:24,105 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2107 Valid, 8892 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:24,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2024-11-08 18:54:24,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 1230. [2024-11-08 18:54:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1230 states, 1229 states have (on average 1.4922701383238406) internal successors, (1834), 1229 states have internal predecessors, (1834), 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) [2024-11-08 18:54:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1230 states and 1834 transitions. [2024-11-08 18:54:24,133 INFO L78 Accepts]: Start accepts. Automaton has 1230 states and 1834 transitions. Word has length 138 [2024-11-08 18:54:24,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:24,134 INFO L471 AbstractCegarLoop]: Abstraction has 1230 states and 1834 transitions. [2024-11-08 18:54:24,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 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) [2024-11-08 18:54:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1834 transitions. [2024-11-08 18:54:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-08 18:54:24,135 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:24,136 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] [2024-11-08 18:54:24,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:54:24,136 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:24,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:24,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1759300509, now seen corresponding path program 1 times [2024-11-08 18:54:24,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:24,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318047388] [2024-11-08 18:54:24,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:24,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:25,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:25,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318047388] [2024-11-08 18:54:25,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318047388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:25,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:25,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 18:54:25,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433628532] [2024-11-08 18:54:25,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:25,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 18:54:25,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:25,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 18:54:25,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:54:25,526 INFO L87 Difference]: Start difference. First operand 1230 states and 1834 transitions. Second operand has 12 states, 12 states have (on average 11.583333333333334) internal successors, (139), 12 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) [2024-11-08 18:54:26,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:26,005 INFO L93 Difference]: Finished difference Result 2445 states and 3650 transitions. [2024-11-08 18:54:26,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 18:54:26,006 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.583333333333334) internal successors, (139), 12 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 [2024-11-08 18:54:26,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:26,011 INFO L225 Difference]: With dead ends: 2445 [2024-11-08 18:54:26,012 INFO L226 Difference]: Without dead ends: 1345 [2024-11-08 18:54:26,013 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2024-11-08 18:54:26,016 INFO L432 NwaCegarLoop]: 1774 mSDtfsCounter, 2115 mSDsluCounter, 14177 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2115 SdHoareTripleChecker+Valid, 15951 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:26,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2115 Valid, 15951 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:54:26,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2024-11-08 18:54:26,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1233. [2024-11-08 18:54:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1233 states, 1232 states have (on average 1.4918831168831168) internal successors, (1838), 1232 states have internal predecessors, (1838), 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) [2024-11-08 18:54:26,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1233 states and 1838 transitions. [2024-11-08 18:54:26,040 INFO L78 Accepts]: Start accepts. Automaton has 1233 states and 1838 transitions. Word has length 139 [2024-11-08 18:54:26,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:26,041 INFO L471 AbstractCegarLoop]: Abstraction has 1233 states and 1838 transitions. [2024-11-08 18:54:26,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.583333333333334) internal successors, (139), 12 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) [2024-11-08 18:54:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1838 transitions. [2024-11-08 18:54:26,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 18:54:26,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:26,042 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] [2024-11-08 18:54:26,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:54:26,043 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:26,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:26,044 INFO L85 PathProgramCache]: Analyzing trace with hash 945910564, now seen corresponding path program 1 times [2024-11-08 18:54:26,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:26,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958362427] [2024-11-08 18:54:26,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:26,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:26,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958362427] [2024-11-08 18:54:26,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958362427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:26,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:26,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:26,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608231215] [2024-11-08 18:54:26,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:26,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:26,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:26,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:26,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:26,607 INFO L87 Difference]: Start difference. First operand 1233 states and 1838 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:26,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:26,783 INFO L93 Difference]: Finished difference Result 2440 states and 3642 transitions. [2024-11-08 18:54:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:26,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 140 [2024-11-08 18:54:26,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:26,787 INFO L225 Difference]: With dead ends: 2440 [2024-11-08 18:54:26,787 INFO L226 Difference]: Without dead ends: 1340 [2024-11-08 18:54:26,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:26,789 INFO L432 NwaCegarLoop]: 1783 mSDtfsCounter, 2099 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2099 SdHoareTripleChecker+Valid, 5345 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:26,790 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2099 Valid, 5345 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:26,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1340 states. [2024-11-08 18:54:26,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1340 to 1233. [2024-11-08 18:54:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1233 states, 1232 states have (on average 1.4910714285714286) internal successors, (1837), 1232 states have internal predecessors, (1837), 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) [2024-11-08 18:54:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1233 states and 1837 transitions. [2024-11-08 18:54:26,809 INFO L78 Accepts]: Start accepts. Automaton has 1233 states and 1837 transitions. Word has length 140 [2024-11-08 18:54:26,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:26,809 INFO L471 AbstractCegarLoop]: Abstraction has 1233 states and 1837 transitions. [2024-11-08 18:54:26,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1837 transitions. [2024-11-08 18:54:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 18:54:26,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:26,810 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] [2024-11-08 18:54:26,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 18:54:26,811 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:26,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:26,811 INFO L85 PathProgramCache]: Analyzing trace with hash 36776328, now seen corresponding path program 1 times [2024-11-08 18:54:26,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:26,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637563441] [2024-11-08 18:54:26,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:26,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:28,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:28,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:28,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637563441] [2024-11-08 18:54:28,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637563441] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:28,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:28,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:54:28,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224278793] [2024-11-08 18:54:28,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:28,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:54:28,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:28,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:54:28,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:54:28,053 INFO L87 Difference]: Start difference. First operand 1233 states and 1837 transitions. Second operand has 9 states, 9 states have (on average 15.555555555555555) internal successors, (140), 9 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) [2024-11-08 18:54:28,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:28,366 INFO L93 Difference]: Finished difference Result 2448 states and 3653 transitions. [2024-11-08 18:54:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:54:28,367 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.555555555555555) internal successors, (140), 9 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 [2024-11-08 18:54:28,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:28,371 INFO L225 Difference]: With dead ends: 2448 [2024-11-08 18:54:28,372 INFO L226 Difference]: Without dead ends: 1348 [2024-11-08 18:54:28,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:54:28,375 INFO L432 NwaCegarLoop]: 1773 mSDtfsCounter, 2116 mSDsluCounter, 9010 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2116 SdHoareTripleChecker+Valid, 10783 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:28,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2116 Valid, 10783 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:28,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1348 states. [2024-11-08 18:54:28,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1348 to 1239. [2024-11-08 18:54:28,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1239 states, 1238 states have (on average 1.4911147011308563) internal successors, (1846), 1238 states have internal predecessors, (1846), 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) [2024-11-08 18:54:28,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 1846 transitions. [2024-11-08 18:54:28,401 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 1846 transitions. Word has length 140 [2024-11-08 18:54:28,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:28,401 INFO L471 AbstractCegarLoop]: Abstraction has 1239 states and 1846 transitions. [2024-11-08 18:54:28,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.555555555555555) internal successors, (140), 9 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) [2024-11-08 18:54:28,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1846 transitions. [2024-11-08 18:54:28,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:54:28,403 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:28,403 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] [2024-11-08 18:54:28,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 18:54:28,404 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:28,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:28,404 INFO L85 PathProgramCache]: Analyzing trace with hash 655354891, now seen corresponding path program 1 times [2024-11-08 18:54:28,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:28,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407940402] [2024-11-08 18:54:28,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:28,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:28,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:28,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407940402] [2024-11-08 18:54:28,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407940402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:28,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:28,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:28,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456005261] [2024-11-08 18:54:28,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:28,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:28,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:28,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:28,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:28,992 INFO L87 Difference]: Start difference. First operand 1239 states and 1846 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 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) [2024-11-08 18:54:29,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:29,206 INFO L93 Difference]: Finished difference Result 2448 states and 3652 transitions. [2024-11-08 18:54:29,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:29,207 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 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 [2024-11-08 18:54:29,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:29,210 INFO L225 Difference]: With dead ends: 2448 [2024-11-08 18:54:29,210 INFO L226 Difference]: Without dead ends: 1346 [2024-11-08 18:54:29,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:29,212 INFO L432 NwaCegarLoop]: 1781 mSDtfsCounter, 2094 mSDsluCounter, 7116 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2094 SdHoareTripleChecker+Valid, 8897 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:29,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2094 Valid, 8897 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:29,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2024-11-08 18:54:29,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1245. [2024-11-08 18:54:29,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1245 states, 1244 states have (on average 1.4879421221864952) internal successors, (1851), 1244 states have internal predecessors, (1851), 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) [2024-11-08 18:54:29,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1851 transitions. [2024-11-08 18:54:29,230 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1851 transitions. Word has length 141 [2024-11-08 18:54:29,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:29,230 INFO L471 AbstractCegarLoop]: Abstraction has 1245 states and 1851 transitions. [2024-11-08 18:54:29,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 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) [2024-11-08 18:54:29,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1851 transitions. [2024-11-08 18:54:29,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 18:54:29,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:29,232 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:29,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 18:54:29,232 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:29,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:29,233 INFO L85 PathProgramCache]: Analyzing trace with hash 648870976, now seen corresponding path program 1 times [2024-11-08 18:54:29,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:29,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696901024] [2024-11-08 18:54:29,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:29,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:29,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:29,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:29,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696901024] [2024-11-08 18:54:29,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696901024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:29,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:29,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:29,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924875358] [2024-11-08 18:54:29,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:29,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:29,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:29,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:29,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:29,674 INFO L87 Difference]: Start difference. First operand 1245 states and 1851 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) [2024-11-08 18:54:29,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:29,841 INFO L93 Difference]: Finished difference Result 2444 states and 3643 transitions. [2024-11-08 18:54:29,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:29,842 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 [2024-11-08 18:54:29,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:29,845 INFO L225 Difference]: With dead ends: 2444 [2024-11-08 18:54:29,845 INFO L226 Difference]: Without dead ends: 1338 [2024-11-08 18:54:29,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:29,847 INFO L432 NwaCegarLoop]: 1783 mSDtfsCounter, 2084 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2084 SdHoareTripleChecker+Valid, 5345 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:29,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2084 Valid, 5345 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:29,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states. [2024-11-08 18:54:29,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 1239. [2024-11-08 18:54:29,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1239 states, 1238 states have (on average 1.488691437802908) internal successors, (1843), 1238 states have internal predecessors, (1843), 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) [2024-11-08 18:54:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 1843 transitions. [2024-11-08 18:54:29,863 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 1843 transitions. Word has length 141 [2024-11-08 18:54:29,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:29,864 INFO L471 AbstractCegarLoop]: Abstraction has 1239 states and 1843 transitions. [2024-11-08 18:54:29,864 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) [2024-11-08 18:54:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1843 transitions. [2024-11-08 18:54:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-08 18:54:29,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:29,865 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, 1, 1] [2024-11-08 18:54:29,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 18:54:29,865 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:29,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:29,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1174166895, now seen corresponding path program 1 times [2024-11-08 18:54:29,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:29,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430382147] [2024-11-08 18:54:29,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:29,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:30,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:30,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430382147] [2024-11-08 18:54:30,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430382147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:30,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:30,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:54:30,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211475365] [2024-11-08 18:54:30,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:30,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:54:30,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:30,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:54:30,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:54:30,672 INFO L87 Difference]: Start difference. First operand 1239 states and 1843 transitions. Second operand has 9 states, 9 states have (on average 15.777777777777779) internal successors, (142), 9 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) [2024-11-08 18:54:30,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:30,942 INFO L93 Difference]: Finished difference Result 2441 states and 3640 transitions. [2024-11-08 18:54:30,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:54:30,943 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.777777777777779) internal successors, (142), 9 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 [2024-11-08 18:54:30,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:30,947 INFO L225 Difference]: With dead ends: 2441 [2024-11-08 18:54:30,947 INFO L226 Difference]: Without dead ends: 1341 [2024-11-08 18:54:30,949 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:54:30,949 INFO L432 NwaCegarLoop]: 1778 mSDtfsCounter, 2083 mSDsluCounter, 7393 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2083 SdHoareTripleChecker+Valid, 9171 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:30,949 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2083 Valid, 9171 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:30,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2024-11-08 18:54:30,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 1243. [2024-11-08 18:54:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1243 states, 1242 states have (on average 1.4879227053140096) internal successors, (1848), 1242 states have internal predecessors, (1848), 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) [2024-11-08 18:54:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1243 states and 1848 transitions. [2024-11-08 18:54:30,965 INFO L78 Accepts]: Start accepts. Automaton has 1243 states and 1848 transitions. Word has length 142 [2024-11-08 18:54:30,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:30,965 INFO L471 AbstractCegarLoop]: Abstraction has 1243 states and 1848 transitions. [2024-11-08 18:54:30,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.777777777777779) internal successors, (142), 9 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) [2024-11-08 18:54:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1848 transitions. [2024-11-08 18:54:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-08 18:54:30,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:30,966 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] [2024-11-08 18:54:30,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 18:54:30,967 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:30,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:30,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1422191829, now seen corresponding path program 1 times [2024-11-08 18:54:30,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:30,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789185721] [2024-11-08 18:54:30,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:30,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:32,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:32,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789185721] [2024-11-08 18:54:32,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789185721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:32,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:32,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:32,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332338862] [2024-11-08 18:54:32,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:32,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:32,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:32,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:32,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:32,006 INFO L87 Difference]: Start difference. First operand 1243 states and 1848 transitions. Second operand has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 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) [2024-11-08 18:54:32,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:32,314 INFO L93 Difference]: Finished difference Result 3311 states and 4938 transitions. [2024-11-08 18:54:32,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:32,315 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 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 [2024-11-08 18:54:32,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:32,321 INFO L225 Difference]: With dead ends: 3311 [2024-11-08 18:54:32,321 INFO L226 Difference]: Without dead ends: 2211 [2024-11-08 18:54:32,323 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:54:32,324 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 3192 mSDsluCounter, 7094 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3192 SdHoareTripleChecker+Valid, 8869 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:32,324 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3192 Valid, 8869 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:32,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2024-11-08 18:54:32,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 1258. [2024-11-08 18:54:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 1257 states have (on average 1.4860779634049324) internal successors, (1868), 1257 states have internal predecessors, (1868), 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) [2024-11-08 18:54:32,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1868 transitions. [2024-11-08 18:54:32,353 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1868 transitions. Word has length 143 [2024-11-08 18:54:32,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:32,354 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 1868 transitions. [2024-11-08 18:54:32,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 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) [2024-11-08 18:54:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1868 transitions. [2024-11-08 18:54:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 18:54:32,355 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:32,355 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] [2024-11-08 18:54:32,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 18:54:32,356 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:32,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:32,356 INFO L85 PathProgramCache]: Analyzing trace with hash 369926628, now seen corresponding path program 1 times [2024-11-08 18:54:32,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:32,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143872010] [2024-11-08 18:54:32,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:33,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:33,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:33,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143872010] [2024-11-08 18:54:33,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143872010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:33,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:33,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:33,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882928176] [2024-11-08 18:54:33,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:33,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:33,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:33,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:33,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:33,185 INFO L87 Difference]: Start difference. First operand 1258 states and 1868 transitions. Second operand has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 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) [2024-11-08 18:54:33,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:33,425 INFO L93 Difference]: Finished difference Result 3315 states and 4941 transitions. [2024-11-08 18:54:33,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:33,425 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 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 [2024-11-08 18:54:33,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:33,430 INFO L225 Difference]: With dead ends: 3315 [2024-11-08 18:54:33,431 INFO L226 Difference]: Without dead ends: 2215 [2024-11-08 18:54:33,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:33,432 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 4652 mSDsluCounter, 6390 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4652 SdHoareTripleChecker+Valid, 8165 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:33,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4652 Valid, 8165 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:33,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2215 states. [2024-11-08 18:54:33,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2215 to 1264. [2024-11-08 18:54:33,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1263 states have (on average 1.4853523357086302) internal successors, (1876), 1263 states have internal predecessors, (1876), 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) [2024-11-08 18:54:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1876 transitions. [2024-11-08 18:54:33,452 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1876 transitions. Word has length 144 [2024-11-08 18:54:33,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:33,452 INFO L471 AbstractCegarLoop]: Abstraction has 1264 states and 1876 transitions. [2024-11-08 18:54:33,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 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) [2024-11-08 18:54:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1876 transitions. [2024-11-08 18:54:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-08 18:54:33,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:33,453 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, 1] [2024-11-08 18:54:33,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 18:54:33,453 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:33,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:33,454 INFO L85 PathProgramCache]: Analyzing trace with hash 374660978, now seen corresponding path program 1 times [2024-11-08 18:54:33,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:33,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243417829] [2024-11-08 18:54:33,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:33,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:34,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:34,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:34,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243417829] [2024-11-08 18:54:34,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243417829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:34,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:34,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:54:34,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651056447] [2024-11-08 18:54:34,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:34,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:54:34,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:34,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:54:34,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:54:34,234 INFO L87 Difference]: Start difference. First operand 1264 states and 1876 transitions. Second operand has 9 states, 9 states have (on average 16.11111111111111) internal successors, (145), 9 states have internal predecessors, (145), 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) [2024-11-08 18:54:34,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:34,545 INFO L93 Difference]: Finished difference Result 2471 states and 3676 transitions. [2024-11-08 18:54:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:54:34,545 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.11111111111111) internal successors, (145), 9 states have internal predecessors, (145), 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 145 [2024-11-08 18:54:34,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:34,550 INFO L225 Difference]: With dead ends: 2471 [2024-11-08 18:54:34,550 INFO L226 Difference]: Without dead ends: 1371 [2024-11-08 18:54:34,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:54:34,553 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 2116 mSDsluCounter, 8909 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2116 SdHoareTripleChecker+Valid, 10688 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:34,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2116 Valid, 10688 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:34,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1371 states. [2024-11-08 18:54:34,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1371 to 1286. [2024-11-08 18:54:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1286 states, 1285 states have (on average 1.4817120622568094) internal successors, (1904), 1285 states have internal predecessors, (1904), 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) [2024-11-08 18:54:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1286 states and 1904 transitions. [2024-11-08 18:54:34,572 INFO L78 Accepts]: Start accepts. Automaton has 1286 states and 1904 transitions. Word has length 145 [2024-11-08 18:54:34,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:34,573 INFO L471 AbstractCegarLoop]: Abstraction has 1286 states and 1904 transitions. [2024-11-08 18:54:34,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.11111111111111) internal successors, (145), 9 states have internal predecessors, (145), 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) [2024-11-08 18:54:34,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1904 transitions. [2024-11-08 18:54:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 18:54:34,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:34,574 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, 1, 1] [2024-11-08 18:54:34,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 18:54:34,574 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:34,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:34,575 INFO L85 PathProgramCache]: Analyzing trace with hash -470456693, now seen corresponding path program 1 times [2024-11-08 18:54:34,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:34,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227659743] [2024-11-08 18:54:34,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:34,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:35,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:35,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:35,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227659743] [2024-11-08 18:54:35,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227659743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:35,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:35,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:54:35,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220891777] [2024-11-08 18:54:35,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:35,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:54:35,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:35,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:54:35,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:54:35,067 INFO L87 Difference]: Start difference. First operand 1286 states and 1904 transitions. Second operand has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 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) [2024-11-08 18:54:35,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:35,387 INFO L93 Difference]: Finished difference Result 2466 states and 3667 transitions. [2024-11-08 18:54:35,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:54:35,387 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 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 146 [2024-11-08 18:54:35,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:35,391 INFO L225 Difference]: With dead ends: 2466 [2024-11-08 18:54:35,391 INFO L226 Difference]: Without dead ends: 1366 [2024-11-08 18:54:35,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:54:35,392 INFO L432 NwaCegarLoop]: 1781 mSDtfsCounter, 2069 mSDsluCounter, 5336 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2069 SdHoareTripleChecker+Valid, 7117 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:35,392 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2069 Valid, 7117 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:54:35,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1366 states. [2024-11-08 18:54:35,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1366 to 1293. [2024-11-08 18:54:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1293 states, 1292 states have (on average 1.479876160990712) internal successors, (1912), 1292 states have internal predecessors, (1912), 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) [2024-11-08 18:54:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 1912 transitions. [2024-11-08 18:54:35,415 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 1912 transitions. Word has length 146 [2024-11-08 18:54:35,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:35,415 INFO L471 AbstractCegarLoop]: Abstraction has 1293 states and 1912 transitions. [2024-11-08 18:54:35,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.333333333333332) internal successors, (146), 6 states have internal predecessors, (146), 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) [2024-11-08 18:54:35,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1912 transitions. [2024-11-08 18:54:35,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-08 18:54:35,416 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:35,416 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, 1, 1] [2024-11-08 18:54:35,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 18:54:35,417 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:35,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:35,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1879308494, now seen corresponding path program 1 times [2024-11-08 18:54:35,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:35,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615183742] [2024-11-08 18:54:35,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:35,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:35,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:35,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615183742] [2024-11-08 18:54:35,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615183742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:35,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:35,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 18:54:35,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808486535] [2024-11-08 18:54:35,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:35,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:54:35,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:35,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:54:35,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:54:35,965 INFO L87 Difference]: Start difference. First operand 1293 states and 1912 transitions. Second operand has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 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) [2024-11-08 18:54:36,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:36,341 INFO L93 Difference]: Finished difference Result 2484 states and 3686 transitions. [2024-11-08 18:54:36,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:54:36,342 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 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 146 [2024-11-08 18:54:36,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:36,351 INFO L225 Difference]: With dead ends: 2484 [2024-11-08 18:54:36,351 INFO L226 Difference]: Without dead ends: 1342 [2024-11-08 18:54:36,352 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-08 18:54:36,352 INFO L432 NwaCegarLoop]: 1781 mSDtfsCounter, 2102 mSDsluCounter, 8894 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2102 SdHoareTripleChecker+Valid, 10675 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:36,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2102 Valid, 10675 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:54:36,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2024-11-08 18:54:36,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1273. [2024-11-08 18:54:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1273 states, 1272 states have (on average 1.4819182389937107) internal successors, (1885), 1272 states have internal predecessors, (1885), 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) [2024-11-08 18:54:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1273 states and 1885 transitions. [2024-11-08 18:54:36,365 INFO L78 Accepts]: Start accepts. Automaton has 1273 states and 1885 transitions. Word has length 146 [2024-11-08 18:54:36,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:36,365 INFO L471 AbstractCegarLoop]: Abstraction has 1273 states and 1885 transitions. [2024-11-08 18:54:36,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 8 states have internal predecessors, (146), 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) [2024-11-08 18:54:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1885 transitions. [2024-11-08 18:54:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 18:54:36,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:36,366 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, 1, 1, 1] [2024-11-08 18:54:36,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 18:54:36,366 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:36,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:36,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1432525401, now seen corresponding path program 1 times [2024-11-08 18:54:36,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:36,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113221261] [2024-11-08 18:54:36,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:36,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:36,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:36,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113221261] [2024-11-08 18:54:36,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113221261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:36,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:36,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-08 18:54:36,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290406098] [2024-11-08 18:54:36,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:36,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-08 18:54:36,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:36,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-08 18:54:36,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:54:36,990 INFO L87 Difference]: Start difference. First operand 1273 states and 1885 transitions. Second operand has 10 states, 10 states have (on average 14.7) internal successors, (147), 10 states have internal predecessors, (147), 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) [2024-11-08 18:54:37,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:37,278 INFO L93 Difference]: Finished difference Result 2442 states and 3632 transitions. [2024-11-08 18:54:37,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:54:37,279 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 14.7) internal successors, (147), 10 states have internal predecessors, (147), 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 147 [2024-11-08 18:54:37,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:37,282 INFO L225 Difference]: With dead ends: 2442 [2024-11-08 18:54:37,282 INFO L226 Difference]: Without dead ends: 1342 [2024-11-08 18:54:37,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:54:37,283 INFO L432 NwaCegarLoop]: 1776 mSDtfsCounter, 2043 mSDsluCounter, 9119 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2043 SdHoareTripleChecker+Valid, 10895 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:37,284 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2043 Valid, 10895 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:37,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2024-11-08 18:54:37,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1275. [2024-11-08 18:54:37,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1275 states, 1274 states have (on average 1.4811616954474098) internal successors, (1887), 1274 states have internal predecessors, (1887), 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) [2024-11-08 18:54:37,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1887 transitions. [2024-11-08 18:54:37,295 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1887 transitions. Word has length 147 [2024-11-08 18:54:37,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:37,296 INFO L471 AbstractCegarLoop]: Abstraction has 1275 states and 1887 transitions. [2024-11-08 18:54:37,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.7) internal successors, (147), 10 states have internal predecessors, (147), 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) [2024-11-08 18:54:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1887 transitions. [2024-11-08 18:54:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 18:54:37,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:37,297 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, 1, 1, 1, 1] [2024-11-08 18:54:37,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 18:54:37,297 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:37,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:37,297 INFO L85 PathProgramCache]: Analyzing trace with hash 192472580, now seen corresponding path program 1 times [2024-11-08 18:54:37,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:37,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344259647] [2024-11-08 18:54:37,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:37,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:37,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:37,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344259647] [2024-11-08 18:54:37,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344259647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:37,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:37,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:37,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241665031] [2024-11-08 18:54:37,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:37,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:37,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:37,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:37,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:37,743 INFO L87 Difference]: Start difference. First operand 1275 states and 1887 transitions. Second operand has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:37,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:37,927 INFO L93 Difference]: Finished difference Result 2446 states and 3637 transitions. [2024-11-08 18:54:37,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:37,928 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 148 [2024-11-08 18:54:37,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:37,932 INFO L225 Difference]: With dead ends: 2446 [2024-11-08 18:54:37,932 INFO L226 Difference]: Without dead ends: 1346 [2024-11-08 18:54:37,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:37,938 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 2041 mSDsluCounter, 5470 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2041 SdHoareTripleChecker+Valid, 7249 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:37,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2041 Valid, 7249 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:37,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2024-11-08 18:54:37,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1278. [2024-11-08 18:54:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1278 states, 1277 states have (on average 1.480814408770556) internal successors, (1891), 1277 states have internal predecessors, (1891), 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) [2024-11-08 18:54:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1891 transitions. [2024-11-08 18:54:37,957 INFO L78 Accepts]: Start accepts. Automaton has 1278 states and 1891 transitions. Word has length 148 [2024-11-08 18:54:37,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:37,957 INFO L471 AbstractCegarLoop]: Abstraction has 1278 states and 1891 transitions. [2024-11-08 18:54:37,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:37,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1891 transitions. [2024-11-08 18:54:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 18:54:37,958 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:37,958 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, 1, 1, 1, 1, 1] [2024-11-08 18:54:37,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 18:54:37,958 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:37,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:37,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1112833390, now seen corresponding path program 1 times [2024-11-08 18:54:37,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:37,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345229361] [2024-11-08 18:54:37,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:37,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:38,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:38,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345229361] [2024-11-08 18:54:38,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345229361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:38,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:38,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:38,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304336704] [2024-11-08 18:54:38,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:38,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:38,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:38,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:38,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:38,424 INFO L87 Difference]: Start difference. First operand 1278 states and 1891 transitions. Second operand has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:38,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:38,594 INFO L93 Difference]: Finished difference Result 2447 states and 3638 transitions. [2024-11-08 18:54:38,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:38,594 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-08 18:54:38,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:38,597 INFO L225 Difference]: With dead ends: 2447 [2024-11-08 18:54:38,597 INFO L226 Difference]: Without dead ends: 1347 [2024-11-08 18:54:38,598 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:38,599 INFO L432 NwaCegarLoop]: 1781 mSDtfsCounter, 2034 mSDsluCounter, 3830 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2034 SdHoareTripleChecker+Valid, 5611 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:38,599 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2034 Valid, 5611 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:38,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1347 states. [2024-11-08 18:54:38,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1347 to 1285. [2024-11-08 18:54:38,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1285 states, 1284 states have (on average 1.4797507788161994) internal successors, (1900), 1284 states have internal predecessors, (1900), 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) [2024-11-08 18:54:38,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1285 states and 1900 transitions. [2024-11-08 18:54:38,612 INFO L78 Accepts]: Start accepts. Automaton has 1285 states and 1900 transitions. Word has length 149 [2024-11-08 18:54:38,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:38,612 INFO L471 AbstractCegarLoop]: Abstraction has 1285 states and 1900 transitions. [2024-11-08 18:54:38,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:38,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1900 transitions. [2024-11-08 18:54:38,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 18:54:38,613 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:38,613 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, 1, 1, 1, 1, 1] [2024-11-08 18:54:38,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 18:54:38,614 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:38,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:38,614 INFO L85 PathProgramCache]: Analyzing trace with hash 645653514, now seen corresponding path program 1 times [2024-11-08 18:54:38,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:38,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209638698] [2024-11-08 18:54:38,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:38,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:39,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:39,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209638698] [2024-11-08 18:54:39,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209638698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:39,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:39,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:39,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167561609] [2024-11-08 18:54:39,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:39,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:39,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:39,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:39,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:39,031 INFO L87 Difference]: Start difference. First operand 1285 states and 1900 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:39,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:39,155 INFO L93 Difference]: Finished difference Result 2451 states and 3641 transitions. [2024-11-08 18:54:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:39,156 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-08 18:54:39,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:39,158 INFO L225 Difference]: With dead ends: 2451 [2024-11-08 18:54:39,158 INFO L226 Difference]: Without dead ends: 1344 [2024-11-08 18:54:39,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:39,160 INFO L432 NwaCegarLoop]: 1783 mSDtfsCounter, 2026 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2026 SdHoareTripleChecker+Valid, 5345 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:39,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2026 Valid, 5345 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:39,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2024-11-08 18:54:39,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1282. [2024-11-08 18:54:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.479313036690086) internal successors, (1895), 1281 states have internal predecessors, (1895), 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) [2024-11-08 18:54:39,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1895 transitions. [2024-11-08 18:54:39,171 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1895 transitions. Word has length 149 [2024-11-08 18:54:39,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:39,172 INFO L471 AbstractCegarLoop]: Abstraction has 1282 states and 1895 transitions. [2024-11-08 18:54:39,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:39,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1895 transitions. [2024-11-08 18:54:39,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 18:54:39,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:39,173 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, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:39,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 18:54:39,173 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:39,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:39,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1039811285, now seen corresponding path program 1 times [2024-11-08 18:54:39,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:39,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485705770] [2024-11-08 18:54:39,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:39,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:39,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:39,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485705770] [2024-11-08 18:54:39,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485705770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:39,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:39,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:54:39,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034776350] [2024-11-08 18:54:39,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:39,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:54:39,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:39,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:54:39,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:54:39,919 INFO L87 Difference]: Start difference. First operand 1282 states and 1895 transitions. Second operand has 9 states, 9 states have (on average 16.666666666666668) internal successors, (150), 9 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:40,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:40,228 INFO L93 Difference]: Finished difference Result 2448 states and 3637 transitions. [2024-11-08 18:54:40,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:54:40,232 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.666666666666668) internal successors, (150), 9 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-11-08 18:54:40,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:40,234 INFO L225 Difference]: With dead ends: 2448 [2024-11-08 18:54:40,234 INFO L226 Difference]: Without dead ends: 1348 [2024-11-08 18:54:40,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-08 18:54:40,241 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 2035 mSDsluCounter, 8995 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2035 SdHoareTripleChecker+Valid, 10770 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:40,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2035 Valid, 10770 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:40,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1348 states. [2024-11-08 18:54:40,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1348 to 1284. [2024-11-08 18:54:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 1283 states have (on average 1.4785658612626655) internal successors, (1897), 1283 states have internal predecessors, (1897), 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) [2024-11-08 18:54:40,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1897 transitions. [2024-11-08 18:54:40,266 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1897 transitions. Word has length 150 [2024-11-08 18:54:40,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:40,266 INFO L471 AbstractCegarLoop]: Abstraction has 1284 states and 1897 transitions. [2024-11-08 18:54:40,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.666666666666668) internal successors, (150), 9 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:40,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1897 transitions. [2024-11-08 18:54:40,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 18:54:40,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:40,271 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, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:40,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 18:54:40,271 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:40,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:40,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1228006713, now seen corresponding path program 1 times [2024-11-08 18:54:40,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:40,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721078334] [2024-11-08 18:54:40,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:40,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:40,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:40,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:40,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721078334] [2024-11-08 18:54:40,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721078334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:40,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:40,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:40,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701953378] [2024-11-08 18:54:40,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:40,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:40,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:40,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:40,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:40,849 INFO L87 Difference]: Start difference. First operand 1284 states and 1897 transitions. Second operand has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:40,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:40,996 INFO L93 Difference]: Finished difference Result 2439 states and 3623 transitions. [2024-11-08 18:54:40,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:40,997 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-11-08 18:54:40,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:41,001 INFO L225 Difference]: With dead ends: 2439 [2024-11-08 18:54:41,001 INFO L226 Difference]: Without dead ends: 1339 [2024-11-08 18:54:41,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:41,003 INFO L432 NwaCegarLoop]: 1783 mSDtfsCounter, 2011 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2011 SdHoareTripleChecker+Valid, 5345 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:41,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2011 Valid, 5345 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:41,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2024-11-08 18:54:41,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1284. [2024-11-08 18:54:41,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1284 states, 1283 states have (on average 1.4777864380358534) internal successors, (1896), 1283 states have internal predecessors, (1896), 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) [2024-11-08 18:54:41,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1896 transitions. [2024-11-08 18:54:41,020 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1896 transitions. Word has length 150 [2024-11-08 18:54:41,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:41,021 INFO L471 AbstractCegarLoop]: Abstraction has 1284 states and 1896 transitions. [2024-11-08 18:54:41,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:41,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1896 transitions. [2024-11-08 18:54:41,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:54:41,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:41,022 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:41,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 18:54:41,022 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:41,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:41,024 INFO L85 PathProgramCache]: Analyzing trace with hash 285584565, now seen corresponding path program 1 times [2024-11-08 18:54:41,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:41,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45001112] [2024-11-08 18:54:41,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:41,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:41,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45001112] [2024-11-08 18:54:41,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45001112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:41,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:41,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-08 18:54:41,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667175522] [2024-11-08 18:54:41,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:41,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-08 18:54:41,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:41,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-08 18:54:41,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:54:41,916 INFO L87 Difference]: Start difference. First operand 1284 states and 1896 transitions. Second operand has 14 states, 14 states have (on average 10.785714285714286) internal successors, (151), 14 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:42,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:42,231 INFO L93 Difference]: Finished difference Result 2479 states and 3669 transitions. [2024-11-08 18:54:42,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 18:54:42,231 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 10.785714285714286) internal successors, (151), 14 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-08 18:54:42,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:42,237 INFO L225 Difference]: With dead ends: 2479 [2024-11-08 18:54:42,237 INFO L226 Difference]: Without dead ends: 1379 [2024-11-08 18:54:42,238 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-08 18:54:42,239 INFO L432 NwaCegarLoop]: 1813 mSDtfsCounter, 49 mSDsluCounter, 18184 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 19997 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:42,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 19997 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 336 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:42,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2024-11-08 18:54:42,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 1369. [2024-11-08 18:54:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1369 states, 1368 states have (on average 1.470029239766082) internal successors, (2011), 1368 states have internal predecessors, (2011), 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) [2024-11-08 18:54:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 2011 transitions. [2024-11-08 18:54:42,269 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 2011 transitions. Word has length 151 [2024-11-08 18:54:42,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:42,269 INFO L471 AbstractCegarLoop]: Abstraction has 1369 states and 2011 transitions. [2024-11-08 18:54:42,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.785714285714286) internal successors, (151), 14 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2011 transitions. [2024-11-08 18:54:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 18:54:42,270 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:42,270 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:42,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 18:54:42,270 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:42,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:42,271 INFO L85 PathProgramCache]: Analyzing trace with hash 2085224273, now seen corresponding path program 1 times [2024-11-08 18:54:42,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:42,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591408150] [2024-11-08 18:54:42,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:42,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:42,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:42,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591408150] [2024-11-08 18:54:42,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591408150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:42,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:42,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:42,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060112581] [2024-11-08 18:54:42,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:42,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:42,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:42,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:42,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:42,796 INFO L87 Difference]: Start difference. First operand 1369 states and 2011 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:42,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:42,996 INFO L93 Difference]: Finished difference Result 2614 states and 3859 transitions. [2024-11-08 18:54:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:42,996 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-08 18:54:43,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:43,002 INFO L225 Difference]: With dead ends: 2614 [2024-11-08 18:54:43,002 INFO L226 Difference]: Without dead ends: 1388 [2024-11-08 18:54:43,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:43,003 INFO L432 NwaCegarLoop]: 1781 mSDtfsCounter, 2026 mSDsluCounter, 3558 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2026 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:43,007 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2026 Valid, 5339 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:43,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-11-08 18:54:43,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1328. [2024-11-08 18:54:43,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1327 states have (on average 1.4785229841748304) internal successors, (1962), 1327 states have internal predecessors, (1962), 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) [2024-11-08 18:54:43,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 1962 transitions. [2024-11-08 18:54:43,029 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 1962 transitions. Word has length 151 [2024-11-08 18:54:43,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:43,029 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 1962 transitions. [2024-11-08 18:54:43,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:43,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1962 transitions. [2024-11-08 18:54:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 18:54:43,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:43,030 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:43,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 18:54:43,030 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:43,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:43,031 INFO L85 PathProgramCache]: Analyzing trace with hash 2057422585, now seen corresponding path program 1 times [2024-11-08 18:54:43,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:43,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873161417] [2024-11-08 18:54:43,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:43,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:43,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:43,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873161417] [2024-11-08 18:54:43,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873161417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:43,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:43,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:43,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973793393] [2024-11-08 18:54:43,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:43,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:43,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:43,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:43,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:43,583 INFO L87 Difference]: Start difference. First operand 1328 states and 1962 transitions. Second operand has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:43,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:43,813 INFO L93 Difference]: Finished difference Result 2540 states and 3773 transitions. [2024-11-08 18:54:43,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:43,815 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-08 18:54:43,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:43,817 INFO L225 Difference]: With dead ends: 2540 [2024-11-08 18:54:43,818 INFO L226 Difference]: Without dead ends: 1389 [2024-11-08 18:54:43,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:43,823 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 1993 mSDsluCounter, 7108 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1993 SdHoareTripleChecker+Valid, 8887 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:43,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1993 Valid, 8887 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:43,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1389 states. [2024-11-08 18:54:43,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1389 to 1338. [2024-11-08 18:54:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1338 states, 1337 states have (on average 1.4764397905759161) internal successors, (1974), 1337 states have internal predecessors, (1974), 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) [2024-11-08 18:54:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1338 states and 1974 transitions. [2024-11-08 18:54:43,841 INFO L78 Accepts]: Start accepts. Automaton has 1338 states and 1974 transitions. Word has length 152 [2024-11-08 18:54:43,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:43,845 INFO L471 AbstractCegarLoop]: Abstraction has 1338 states and 1974 transitions. [2024-11-08 18:54:43,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1974 transitions. [2024-11-08 18:54:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 18:54:43,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:43,846 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:43,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 18:54:43,846 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:43,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:43,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1206136686, now seen corresponding path program 1 times [2024-11-08 18:54:43,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:43,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873434791] [2024-11-08 18:54:43,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:43,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:44,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:44,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873434791] [2024-11-08 18:54:44,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873434791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:44,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:44,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:44,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919229571] [2024-11-08 18:54:44,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:44,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:44,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:44,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:44,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:44,321 INFO L87 Difference]: Start difference. First operand 1338 states and 1974 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:44,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:44,507 INFO L93 Difference]: Finished difference Result 2536 states and 3764 transitions. [2024-11-08 18:54:44,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:44,507 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-08 18:54:44,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:44,510 INFO L225 Difference]: With dead ends: 2536 [2024-11-08 18:54:44,510 INFO L226 Difference]: Without dead ends: 1381 [2024-11-08 18:54:44,513 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:44,515 INFO L432 NwaCegarLoop]: 1781 mSDtfsCounter, 1983 mSDsluCounter, 3558 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1983 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:44,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1983 Valid, 5339 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:44,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1381 states. [2024-11-08 18:54:44,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1381 to 1332. [2024-11-08 18:54:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1332 states, 1331 states have (on average 1.4770848985725018) internal successors, (1966), 1331 states have internal predecessors, (1966), 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) [2024-11-08 18:54:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 1966 transitions. [2024-11-08 18:54:44,537 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 1966 transitions. Word has length 152 [2024-11-08 18:54:44,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:44,537 INFO L471 AbstractCegarLoop]: Abstraction has 1332 states and 1966 transitions. [2024-11-08 18:54:44,537 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:44,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1966 transitions. [2024-11-08 18:54:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 18:54:44,538 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:44,538 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:44,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 18:54:44,538 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:44,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:44,542 INFO L85 PathProgramCache]: Analyzing trace with hash -695094404, now seen corresponding path program 1 times [2024-11-08 18:54:44,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:44,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949935314] [2024-11-08 18:54:44,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:44,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:45,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:45,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949935314] [2024-11-08 18:54:45,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949935314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:45,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:45,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 18:54:45,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979437634] [2024-11-08 18:54:45,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:45,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:54:45,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:45,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:54:45,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:54:45,074 INFO L87 Difference]: Start difference. First operand 1332 states and 1966 transitions. Second operand has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:45,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:45,156 INFO L93 Difference]: Finished difference Result 2506 states and 3721 transitions. [2024-11-08 18:54:45,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:54:45,157 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-11-08 18:54:45,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:45,158 INFO L225 Difference]: With dead ends: 2506 [2024-11-08 18:54:45,158 INFO L226 Difference]: Without dead ends: 1357 [2024-11-08 18:54:45,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:54:45,160 INFO L432 NwaCegarLoop]: 1800 mSDtfsCounter, 24 mSDsluCounter, 9012 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 10812 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:45,161 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 10812 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:45,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1357 states. [2024-11-08 18:54:45,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1357 to 1353. [2024-11-08 18:54:45,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1353 states, 1352 states have (on average 1.4763313609467457) internal successors, (1996), 1352 states have internal predecessors, (1996), 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) [2024-11-08 18:54:45,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1353 states and 1996 transitions. [2024-11-08 18:54:45,186 INFO L78 Accepts]: Start accepts. Automaton has 1353 states and 1996 transitions. Word has length 153 [2024-11-08 18:54:45,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:45,186 INFO L471 AbstractCegarLoop]: Abstraction has 1353 states and 1996 transitions. [2024-11-08 18:54:45,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1996 transitions. [2024-11-08 18:54:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-08 18:54:45,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:45,187 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:45,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 18:54:45,187 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:45,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:45,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1584524395, now seen corresponding path program 1 times [2024-11-08 18:54:45,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:45,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101312981] [2024-11-08 18:54:45,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:45,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:45,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:45,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:45,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101312981] [2024-11-08 18:54:45,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101312981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:45,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:45,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:45,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949992938] [2024-11-08 18:54:45,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:45,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:45,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:45,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:45,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:45,994 INFO L87 Difference]: Start difference. First operand 1353 states and 1996 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:46,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:46,285 INFO L93 Difference]: Finished difference Result 3466 states and 5151 transitions. [2024-11-08 18:54:46,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:46,285 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-08 18:54:46,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:46,288 INFO L225 Difference]: With dead ends: 3466 [2024-11-08 18:54:46,292 INFO L226 Difference]: Without dead ends: 2296 [2024-11-08 18:54:46,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:54:46,294 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 3127 mSDsluCounter, 7094 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3127 SdHoareTripleChecker+Valid, 8869 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:46,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3127 Valid, 8869 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:46,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2296 states. [2024-11-08 18:54:46,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2296 to 1369. [2024-11-08 18:54:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1369 states, 1368 states have (on average 1.472953216374269) internal successors, (2015), 1368 states have internal predecessors, (2015), 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) [2024-11-08 18:54:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 2015 transitions. [2024-11-08 18:54:46,326 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 2015 transitions. Word has length 154 [2024-11-08 18:54:46,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:46,326 INFO L471 AbstractCegarLoop]: Abstraction has 1369 states and 2015 transitions. [2024-11-08 18:54:46,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 2015 transitions. [2024-11-08 18:54:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 18:54:46,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:46,327 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:46,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-08 18:54:46,328 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:46,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:46,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1563243609, now seen corresponding path program 1 times [2024-11-08 18:54:46,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:46,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972172022] [2024-11-08 18:54:46,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:46,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:46,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:46,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:46,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972172022] [2024-11-08 18:54:46,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972172022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:46,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:46,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:46,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428244612] [2024-11-08 18:54:46,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:46,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:46,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:46,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:46,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:46,933 INFO L87 Difference]: Start difference. First operand 1369 states and 2015 transitions. Second operand has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:47,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:47,177 INFO L93 Difference]: Finished difference Result 3474 states and 5157 transitions. [2024-11-08 18:54:47,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:47,178 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-08 18:54:47,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:47,180 INFO L225 Difference]: With dead ends: 3474 [2024-11-08 18:54:47,181 INFO L226 Difference]: Without dead ends: 2304 [2024-11-08 18:54:47,182 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:47,182 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 4555 mSDsluCounter, 6710 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4555 SdHoareTripleChecker+Valid, 8485 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:47,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4555 Valid, 8485 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:47,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2024-11-08 18:54:47,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 1381. [2024-11-08 18:54:47,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1381 states, 1380 states have (on average 1.4717391304347827) internal successors, (2031), 1380 states have internal predecessors, (2031), 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) [2024-11-08 18:54:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1381 states and 2031 transitions. [2024-11-08 18:54:47,208 INFO L78 Accepts]: Start accepts. Automaton has 1381 states and 2031 transitions. Word has length 155 [2024-11-08 18:54:47,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:47,208 INFO L471 AbstractCegarLoop]: Abstraction has 1381 states and 2031 transitions. [2024-11-08 18:54:47,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 7 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:54:47,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 2031 transitions. [2024-11-08 18:54:47,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 18:54:47,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:47,209 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:47,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-08 18:54:47,209 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:47,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:47,210 INFO L85 PathProgramCache]: Analyzing trace with hash -694590916, now seen corresponding path program 1 times [2024-11-08 18:54:47,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:47,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424699770] [2024-11-08 18:54:47,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:47,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:48,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:48,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424699770] [2024-11-08 18:54:48,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424699770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:48,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:48,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:48,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520094157] [2024-11-08 18:54:48,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:48,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:48,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:48,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:48,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:48,124 INFO L87 Difference]: Start difference. First operand 1381 states and 2031 transitions. Second operand has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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) [2024-11-08 18:54:48,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:48,396 INFO L93 Difference]: Finished difference Result 3473 states and 5154 transitions. [2024-11-08 18:54:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:48,397 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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 156 [2024-11-08 18:54:48,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:48,400 INFO L225 Difference]: With dead ends: 3473 [2024-11-08 18:54:48,400 INFO L226 Difference]: Without dead ends: 2303 [2024-11-08 18:54:48,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-08 18:54:48,401 INFO L432 NwaCegarLoop]: 1777 mSDtfsCounter, 4467 mSDsluCounter, 7101 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4467 SdHoareTripleChecker+Valid, 8878 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:48,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4467 Valid, 8878 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:48,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2024-11-08 18:54:48,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 1418. [2024-11-08 18:54:48,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1418 states, 1417 states have (on average 1.4693013408609739) internal successors, (2082), 1417 states have internal predecessors, (2082), 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) [2024-11-08 18:54:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 2082 transitions. [2024-11-08 18:54:48,418 INFO L78 Accepts]: Start accepts. Automaton has 1418 states and 2082 transitions. Word has length 156 [2024-11-08 18:54:48,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:48,418 INFO L471 AbstractCegarLoop]: Abstraction has 1418 states and 2082 transitions. [2024-11-08 18:54:48,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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) [2024-11-08 18:54:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2082 transitions. [2024-11-08 18:54:48,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:54:48,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:48,420 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:48,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-08 18:54:48,421 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:48,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:48,422 INFO L85 PathProgramCache]: Analyzing trace with hash 194038410, now seen corresponding path program 1 times [2024-11-08 18:54:48,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:48,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367908780] [2024-11-08 18:54:48,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:48,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:49,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:49,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:49,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367908780] [2024-11-08 18:54:49,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367908780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:49,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:49,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:49,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666941264] [2024-11-08 18:54:49,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:49,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:49,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:49,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:49,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:49,053 INFO L87 Difference]: Start difference. First operand 1418 states and 2082 transitions. Second operand has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 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) [2024-11-08 18:54:49,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:49,307 INFO L93 Difference]: Finished difference Result 3477 states and 5157 transitions. [2024-11-08 18:54:49,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:49,308 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 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 157 [2024-11-08 18:54:49,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:49,311 INFO L225 Difference]: With dead ends: 3477 [2024-11-08 18:54:49,311 INFO L226 Difference]: Without dead ends: 2307 [2024-11-08 18:54:49,312 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:49,313 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 4539 mSDsluCounter, 6324 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4539 SdHoareTripleChecker+Valid, 8099 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:49,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4539 Valid, 8099 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:49,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2024-11-08 18:54:49,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 1424. [2024-11-08 18:54:49,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1423 states have (on average 1.4687280393534785) internal successors, (2090), 1423 states have internal predecessors, (2090), 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) [2024-11-08 18:54:49,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2090 transitions. [2024-11-08 18:54:49,331 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2090 transitions. Word has length 157 [2024-11-08 18:54:49,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:49,331 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 2090 transitions. [2024-11-08 18:54:49,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.428571428571427) internal successors, (157), 7 states have internal predecessors, (157), 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) [2024-11-08 18:54:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2090 transitions. [2024-11-08 18:54:49,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 18:54:49,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:49,333 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:49,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-08 18:54:49,333 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:49,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:49,334 INFO L85 PathProgramCache]: Analyzing trace with hash 838130403, now seen corresponding path program 1 times [2024-11-08 18:54:49,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:49,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635183911] [2024-11-08 18:54:49,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:49,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:50,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:50,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635183911] [2024-11-08 18:54:50,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635183911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:50,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:50,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:50,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147425631] [2024-11-08 18:54:50,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:50,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:50,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:50,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:50,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:50,033 INFO L87 Difference]: Start difference. First operand 1424 states and 2090 transitions. Second operand has 7 states, 7 states have (on average 22.571428571428573) internal successors, (158), 7 states have internal predecessors, (158), 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) [2024-11-08 18:54:50,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:50,290 INFO L93 Difference]: Finished difference Result 3479 states and 5159 transitions. [2024-11-08 18:54:50,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:50,290 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.571428571428573) internal successors, (158), 7 states have internal predecessors, (158), 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 158 [2024-11-08 18:54:50,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:50,294 INFO L225 Difference]: With dead ends: 3479 [2024-11-08 18:54:50,294 INFO L226 Difference]: Without dead ends: 2309 [2024-11-08 18:54:50,295 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:54:50,296 INFO L432 NwaCegarLoop]: 1775 mSDtfsCounter, 4535 mSDsluCounter, 7095 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4535 SdHoareTripleChecker+Valid, 8870 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:50,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4535 Valid, 8870 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:50,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2309 states. [2024-11-08 18:54:50,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2309 to 1430. [2024-11-08 18:54:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1430 states, 1429 states have (on average 1.4681595521343598) internal successors, (2098), 1429 states have internal predecessors, (2098), 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) [2024-11-08 18:54:50,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 2098 transitions. [2024-11-08 18:54:50,327 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 2098 transitions. Word has length 158 [2024-11-08 18:54:50,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:50,327 INFO L471 AbstractCegarLoop]: Abstraction has 1430 states and 2098 transitions. [2024-11-08 18:54:50,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.571428571428573) internal successors, (158), 7 states have internal predecessors, (158), 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) [2024-11-08 18:54:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2098 transitions. [2024-11-08 18:54:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 18:54:50,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:50,328 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:50,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-08 18:54:50,328 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:50,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:50,329 INFO L85 PathProgramCache]: Analyzing trace with hash 38867679, now seen corresponding path program 1 times [2024-11-08 18:54:50,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:50,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663812825] [2024-11-08 18:54:50,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:50,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:50,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:50,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663812825] [2024-11-08 18:54:50,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663812825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:50,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:50,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:50,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358842285] [2024-11-08 18:54:50,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:50,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:50,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:50,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:50,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:50,760 INFO L87 Difference]: Start difference. First operand 1430 states and 2098 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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) [2024-11-08 18:54:50,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:50,911 INFO L93 Difference]: Finished difference Result 3482 states and 5161 transitions. [2024-11-08 18:54:50,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:50,912 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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 158 [2024-11-08 18:54:50,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:50,914 INFO L225 Difference]: With dead ends: 3482 [2024-11-08 18:54:50,914 INFO L226 Difference]: Without dead ends: 2299 [2024-11-08 18:54:50,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:50,915 INFO L432 NwaCegarLoop]: 1780 mSDtfsCounter, 4517 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4517 SdHoareTripleChecker+Valid, 5335 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:50,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4517 Valid, 5335 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:50,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2299 states. [2024-11-08 18:54:50,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2299 to 1422. [2024-11-08 18:54:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 1421 states have (on average 1.4679802955665024) internal successors, (2086), 1421 states have internal predecessors, (2086), 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) [2024-11-08 18:54:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 2086 transitions. [2024-11-08 18:54:50,926 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 2086 transitions. Word has length 158 [2024-11-08 18:54:50,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:50,927 INFO L471 AbstractCegarLoop]: Abstraction has 1422 states and 2086 transitions. [2024-11-08 18:54:50,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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) [2024-11-08 18:54:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2086 transitions. [2024-11-08 18:54:50,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 18:54:50,928 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:50,928 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:50,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-08 18:54:50,928 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:50,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:50,928 INFO L85 PathProgramCache]: Analyzing trace with hash 2001588817, now seen corresponding path program 1 times [2024-11-08 18:54:50,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:50,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600804834] [2024-11-08 18:54:50,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:50,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:51,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:51,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:51,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600804834] [2024-11-08 18:54:51,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600804834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:51,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:51,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 18:54:51,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639056794] [2024-11-08 18:54:51,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:51,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:54:51,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:51,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:54:51,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:54:51,592 INFO L87 Difference]: Start difference. First operand 1422 states and 2086 transitions. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 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) [2024-11-08 18:54:51,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:51,813 INFO L93 Difference]: Finished difference Result 2606 states and 3854 transitions. [2024-11-08 18:54:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:54:51,813 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 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 159 [2024-11-08 18:54:51,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:51,815 INFO L225 Difference]: With dead ends: 2606 [2024-11-08 18:54:51,815 INFO L226 Difference]: Without dead ends: 1436 [2024-11-08 18:54:51,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:54:51,816 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 1823 mSDsluCounter, 8890 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1823 SdHoareTripleChecker+Valid, 10669 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:51,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1823 Valid, 10669 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:51,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2024-11-08 18:54:51,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1428. [2024-11-08 18:54:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1428 states, 1427 states have (on average 1.4674141555711282) internal successors, (2094), 1427 states have internal predecessors, (2094), 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) [2024-11-08 18:54:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 2094 transitions. [2024-11-08 18:54:51,829 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 2094 transitions. Word has length 159 [2024-11-08 18:54:51,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:51,829 INFO L471 AbstractCegarLoop]: Abstraction has 1428 states and 2094 transitions. [2024-11-08 18:54:51,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 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) [2024-11-08 18:54:51,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2094 transitions. [2024-11-08 18:54:51,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 18:54:51,830 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:51,830 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:51,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-08 18:54:51,831 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:51,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:51,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1091697389, now seen corresponding path program 1 times [2024-11-08 18:54:51,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:51,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566841332] [2024-11-08 18:54:51,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:51,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:52,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:52,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:52,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566841332] [2024-11-08 18:54:52,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566841332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:52,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:52,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:54:52,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970374263] [2024-11-08 18:54:52,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:52,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:54:52,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:52,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:54:52,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:54:52,405 INFO L87 Difference]: Start difference. First operand 1428 states and 2094 transitions. Second operand has 6 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 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) [2024-11-08 18:54:52,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:52,594 INFO L93 Difference]: Finished difference Result 3474 states and 5149 transitions. [2024-11-08 18:54:52,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:54:52,594 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 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 159 [2024-11-08 18:54:52,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:52,596 INFO L225 Difference]: With dead ends: 3474 [2024-11-08 18:54:52,596 INFO L226 Difference]: Without dead ends: 2298 [2024-11-08 18:54:52,598 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:54:52,598 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 4506 mSDsluCounter, 4935 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4506 SdHoareTripleChecker+Valid, 6714 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:52,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4506 Valid, 6714 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:52,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2298 states. [2024-11-08 18:54:52,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2298 to 1425. [2024-11-08 18:54:52,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1425 states, 1424 states have (on average 1.466994382022472) internal successors, (2089), 1424 states have internal predecessors, (2089), 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) [2024-11-08 18:54:52,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 2089 transitions. [2024-11-08 18:54:52,609 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 2089 transitions. Word has length 159 [2024-11-08 18:54:52,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:52,610 INFO L471 AbstractCegarLoop]: Abstraction has 1425 states and 2089 transitions. [2024-11-08 18:54:52,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 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) [2024-11-08 18:54:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2089 transitions. [2024-11-08 18:54:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:54:52,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:52,611 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:52,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-08 18:54:52,611 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:52,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:52,611 INFO L85 PathProgramCache]: Analyzing trace with hash 274973450, now seen corresponding path program 1 times [2024-11-08 18:54:52,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:52,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824161116] [2024-11-08 18:54:52,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:52,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:53,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:53,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:53,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824161116] [2024-11-08 18:54:53,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824161116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:53,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:53,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:54:53,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32233720] [2024-11-08 18:54:53,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:53,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:54:53,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:53,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:54:53,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:53,071 INFO L87 Difference]: Start difference. First operand 1425 states and 2089 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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) [2024-11-08 18:54:53,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:53,128 INFO L93 Difference]: Finished difference Result 2599 states and 3843 transitions. [2024-11-08 18:54:53,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:54:53,129 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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 160 [2024-11-08 18:54:53,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:53,130 INFO L225 Difference]: With dead ends: 2599 [2024-11-08 18:54:53,130 INFO L226 Difference]: Without dead ends: 1429 [2024-11-08 18:54:53,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:53,131 INFO L432 NwaCegarLoop]: 1802 mSDtfsCounter, 17 mSDsluCounter, 7176 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 8978 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:53,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 8978 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:53,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1429 states. [2024-11-08 18:54:53,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1429 to 1427. [2024-11-08 18:54:53,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1426 states have (on average 1.4663394109396914) internal successors, (2091), 1426 states have internal predecessors, (2091), 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) [2024-11-08 18:54:53,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 2091 transitions. [2024-11-08 18:54:53,141 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 2091 transitions. Word has length 160 [2024-11-08 18:54:53,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:53,141 INFO L471 AbstractCegarLoop]: Abstraction has 1427 states and 2091 transitions. [2024-11-08 18:54:53,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 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) [2024-11-08 18:54:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2091 transitions. [2024-11-08 18:54:53,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:54:53,142 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:53,142 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:53,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-08 18:54:53,142 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:53,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:53,143 INFO L85 PathProgramCache]: Analyzing trace with hash -820944218, now seen corresponding path program 1 times [2024-11-08 18:54:53,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:53,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764597828] [2024-11-08 18:54:53,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:53,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:53,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:53,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764597828] [2024-11-08 18:54:53,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764597828] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:53,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:53,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:53,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549349333] [2024-11-08 18:54:53,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:53,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:53,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:53,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:53,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:53,524 INFO L87 Difference]: Start difference. First operand 1427 states and 2091 transitions. Second operand has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 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) [2024-11-08 18:54:53,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:53,710 INFO L93 Difference]: Finished difference Result 3471 states and 5142 transitions. [2024-11-08 18:54:53,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:53,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 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 160 [2024-11-08 18:54:53,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:53,713 INFO L225 Difference]: With dead ends: 3471 [2024-11-08 18:54:53,713 INFO L226 Difference]: Without dead ends: 2299 [2024-11-08 18:54:53,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:53,715 INFO L432 NwaCegarLoop]: 1779 mSDtfsCounter, 4497 mSDsluCounter, 3554 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4497 SdHoareTripleChecker+Valid, 5333 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:53,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4497 Valid, 5333 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:54:53,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2299 states. [2024-11-08 18:54:53,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2299 to 1427. [2024-11-08 18:54:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1426 states have (on average 1.4656381486676018) internal successors, (2090), 1426 states have internal predecessors, (2090), 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) [2024-11-08 18:54:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 2090 transitions. [2024-11-08 18:54:53,731 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 2090 transitions. Word has length 160 [2024-11-08 18:54:53,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:53,732 INFO L471 AbstractCegarLoop]: Abstraction has 1427 states and 2090 transitions. [2024-11-08 18:54:53,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 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) [2024-11-08 18:54:53,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2090 transitions. [2024-11-08 18:54:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:54:53,733 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:53,733 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:53,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-08 18:54:53,733 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:53,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:53,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1441443432, now seen corresponding path program 1 times [2024-11-08 18:54:53,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:53,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128304375] [2024-11-08 18:54:53,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:53,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:54,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:54,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128304375] [2024-11-08 18:54:54,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128304375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:54,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:54,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:54:54,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390876898] [2024-11-08 18:54:54,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:54,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:54:54,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:54,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:54:54,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:54:54,212 INFO L87 Difference]: Start difference. First operand 1427 states and 2090 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2024-11-08 18:54:54,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:54,239 INFO L93 Difference]: Finished difference Result 2599 states and 3840 transitions. [2024-11-08 18:54:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:54:54,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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 161 [2024-11-08 18:54:54,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:54,241 INFO L225 Difference]: With dead ends: 2599 [2024-11-08 18:54:54,241 INFO L226 Difference]: Without dead ends: 1427 [2024-11-08 18:54:54,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:54:54,243 INFO L432 NwaCegarLoop]: 1808 mSDtfsCounter, 1 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3613 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:54,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3613 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:54,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1427 states. [2024-11-08 18:54:54,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1427 to 1427. [2024-11-08 18:54:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1426 states have (on average 1.464936886395512) internal successors, (2089), 1426 states have internal predecessors, (2089), 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) [2024-11-08 18:54:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 2089 transitions. [2024-11-08 18:54:54,256 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 2089 transitions. Word has length 161 [2024-11-08 18:54:54,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:54,257 INFO L471 AbstractCegarLoop]: Abstraction has 1427 states and 2089 transitions. [2024-11-08 18:54:54,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2024-11-08 18:54:54,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2089 transitions. [2024-11-08 18:54:54,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 18:54:54,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:54,258 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:54,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-08 18:54:54,258 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:54,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:54,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1482807244, now seen corresponding path program 1 times [2024-11-08 18:54:54,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:54,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270423175] [2024-11-08 18:54:54,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:54,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:55,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:55,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:55,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270423175] [2024-11-08 18:54:55,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270423175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:55,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:55,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 18:54:55,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871133414] [2024-11-08 18:54:55,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:55,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 18:54:55,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:55,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 18:54:55,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:54:55,286 INFO L87 Difference]: Start difference. First operand 1427 states and 2089 transitions. Second operand has 12 states, 12 states have (on average 13.416666666666666) internal successors, (161), 12 states have internal predecessors, (161), 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) [2024-11-08 18:54:55,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:55,492 INFO L93 Difference]: Finished difference Result 2614 states and 3861 transitions. [2024-11-08 18:54:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 18:54:55,492 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.416666666666666) internal successors, (161), 12 states have internal predecessors, (161), 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 161 [2024-11-08 18:54:55,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:55,494 INFO L225 Difference]: With dead ends: 2614 [2024-11-08 18:54:55,494 INFO L226 Difference]: Without dead ends: 1442 [2024-11-08 18:54:55,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:54:55,496 INFO L432 NwaCegarLoop]: 1795 mSDtfsCounter, 5 mSDsluCounter, 16116 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 17911 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:55,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 17911 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:55,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2024-11-08 18:54:55,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1439. [2024-11-08 18:54:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1439 states, 1438 states have (on average 1.4659248956884563) internal successors, (2108), 1438 states have internal predecessors, (2108), 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) [2024-11-08 18:54:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1439 states and 2108 transitions. [2024-11-08 18:54:55,512 INFO L78 Accepts]: Start accepts. Automaton has 1439 states and 2108 transitions. Word has length 161 [2024-11-08 18:54:55,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:55,513 INFO L471 AbstractCegarLoop]: Abstraction has 1439 states and 2108 transitions. [2024-11-08 18:54:55,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.416666666666666) internal successors, (161), 12 states have internal predecessors, (161), 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) [2024-11-08 18:54:55,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2108 transitions. [2024-11-08 18:54:55,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 18:54:55,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:55,514 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:55,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-08 18:54:55,514 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:55,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:55,515 INFO L85 PathProgramCache]: Analyzing trace with hash 303999053, now seen corresponding path program 1 times [2024-11-08 18:54:55,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:55,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146250195] [2024-11-08 18:54:55,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:55,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:57,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:57,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146250195] [2024-11-08 18:54:57,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146250195] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:57,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:57,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-11-08 18:54:57,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135125219] [2024-11-08 18:54:57,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:57,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-08 18:54:57,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:57,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-08 18:54:57,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=1055, Unknown=0, NotChecked=0, Total=1122 [2024-11-08 18:54:57,674 INFO L87 Difference]: Start difference. First operand 1439 states and 2108 transitions. Second operand has 34 states, 34 states have (on average 4.764705882352941) internal successors, (162), 34 states have internal predecessors, (162), 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) [2024-11-08 18:54:58,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:58,858 INFO L93 Difference]: Finished difference Result 2712 states and 4002 transitions. [2024-11-08 18:54:58,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-08 18:54:58,859 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 4.764705882352941) internal successors, (162), 34 states have internal predecessors, (162), 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 162 [2024-11-08 18:54:58,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:58,861 INFO L225 Difference]: With dead ends: 2712 [2024-11-08 18:54:58,861 INFO L226 Difference]: Without dead ends: 1485 [2024-11-08 18:54:58,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=1055, Unknown=0, NotChecked=0, Total=1122 [2024-11-08 18:54:58,862 INFO L432 NwaCegarLoop]: 1783 mSDtfsCounter, 29 mSDsluCounter, 55140 mSDsCounter, 0 mSdLazyCounter, 2447 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 56923 SdHoareTripleChecker+Invalid, 2447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:58,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 56923 Invalid, 2447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2447 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 18:54:58,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1485 states. [2024-11-08 18:54:58,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1485 to 1472. [2024-11-08 18:54:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.4717878993881712) internal successors, (2165), 1471 states have internal predecessors, (2165), 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) [2024-11-08 18:54:58,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2165 transitions. [2024-11-08 18:54:58,873 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2165 transitions. Word has length 162 [2024-11-08 18:54:58,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:58,873 INFO L471 AbstractCegarLoop]: Abstraction has 1472 states and 2165 transitions. [2024-11-08 18:54:58,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.764705882352941) internal successors, (162), 34 states have internal predecessors, (162), 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) [2024-11-08 18:54:58,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2165 transitions. [2024-11-08 18:54:58,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-08 18:54:58,874 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:58,874 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:58,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-08 18:54:58,874 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:58,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:58,875 INFO L85 PathProgramCache]: Analyzing trace with hash 402104326, now seen corresponding path program 1 times [2024-11-08 18:54:58,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:58,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341672443] [2024-11-08 18:54:58,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:58,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:59,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:54:59,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:59,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341672443] [2024-11-08 18:54:59,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341672443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:59,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:59,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-08 18:54:59,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246223676] [2024-11-08 18:54:59,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:59,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-08 18:54:59,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:59,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-08 18:54:59,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=463, Unknown=0, NotChecked=0, Total=506 [2024-11-08 18:54:59,980 INFO L87 Difference]: Start difference. First operand 1472 states and 2165 transitions. Second operand has 23 states, 23 states have (on average 7.043478260869565) internal successors, (162), 23 states have internal predecessors, (162), 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) [2024-11-08 18:55:00,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:55:00,614 INFO L93 Difference]: Finished difference Result 2836 states and 4196 transitions. [2024-11-08 18:55:00,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-08 18:55:00,614 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.043478260869565) internal successors, (162), 23 states have internal predecessors, (162), 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 162 [2024-11-08 18:55:00,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:55:00,616 INFO L225 Difference]: With dead ends: 2836 [2024-11-08 18:55:00,616 INFO L226 Difference]: Without dead ends: 1581 [2024-11-08 18:55:00,617 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=549, Unknown=0, NotChecked=0, Total=600 [2024-11-08 18:55:00,618 INFO L432 NwaCegarLoop]: 1808 mSDtfsCounter, 66 mSDsluCounter, 37873 mSDsCounter, 0 mSdLazyCounter, 1199 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 39681 SdHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:55:00,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 39681 Invalid, 1201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1199 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:55:00,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states. [2024-11-08 18:55:00,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1569. [2024-11-08 18:55:00,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1569 states, 1568 states have (on average 1.471938775510204) internal successors, (2308), 1568 states have internal predecessors, (2308), 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) [2024-11-08 18:55:00,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1569 states and 2308 transitions. [2024-11-08 18:55:00,629 INFO L78 Accepts]: Start accepts. Automaton has 1569 states and 2308 transitions. Word has length 162 [2024-11-08 18:55:00,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:55:00,629 INFO L471 AbstractCegarLoop]: Abstraction has 1569 states and 2308 transitions. [2024-11-08 18:55:00,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.043478260869565) internal successors, (162), 23 states have internal predecessors, (162), 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) [2024-11-08 18:55:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2308 transitions. [2024-11-08 18:55:00,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 18:55:00,630 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:00,630 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:55:00,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-08 18:55:00,630 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:00,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:00,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1108583479, now seen corresponding path program 1 times [2024-11-08 18:55:00,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:55:00,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676621933] [2024-11-08 18:55:00,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:00,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:55:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:55:00,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:55:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:55:00,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:55:00,963 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:55:00,964 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:55:00,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-08 18:55:00,967 INFO L407 BasicCegarLoop]: Path program 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] [2024-11-08 18:55:01,066 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:55:01,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:55:01 BoogieIcfgContainer [2024-11-08 18:55:01,072 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:55:01,073 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:55:01,073 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:55:01,073 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:55:01,073 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:16" (3/4) ... [2024-11-08 18:55:01,075 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:55:01,080 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:55:01,080 INFO L158 Benchmark]: Toolchain (without parser) took 50963.78ms. Allocated memory was 190.8MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 117.8MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 802.9MB. Max. memory is 16.1GB. [2024-11-08 18:55:01,080 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 190.8MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:55:01,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.13ms. Allocated memory is still 190.8MB. Free memory was 117.5MB in the beginning and 87.1MB in the end (delta: 30.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-08 18:55:01,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 548.86ms. Allocated memory was 190.8MB in the beginning and 348.1MB in the end (delta: 157.3MB). Free memory was 87.1MB in the beginning and 232.8MB in the end (delta: -145.7MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2024-11-08 18:55:01,081 INFO L158 Benchmark]: Boogie Preprocessor took 541.77ms. Allocated memory is still 348.1MB. Free memory was 232.8MB in the beginning and 219.2MB in the end (delta: 13.6MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2024-11-08 18:55:01,081 INFO L158 Benchmark]: RCFGBuilder took 4666.83ms. Allocated memory was 348.1MB in the beginning and 696.3MB in the end (delta: 348.1MB). Free memory was 219.2MB in the beginning and 427.6MB in the end (delta: -208.5MB). Peak memory consumption was 229.1MB. Max. memory is 16.1GB. [2024-11-08 18:55:01,081 INFO L158 Benchmark]: TraceAbstraction took 44313.31ms. Allocated memory was 696.3MB in the beginning and 2.9GB in the end (delta: 2.2GB). Free memory was 426.6MB in the beginning and 2.0GB in the end (delta: -1.6GB). Peak memory consumption was 604.1MB. Max. memory is 16.1GB. [2024-11-08 18:55:01,082 INFO L158 Benchmark]: Witness Printer took 7.18ms. Allocated memory is still 2.9GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:55:01,082 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 190.8MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 880.13ms. Allocated memory is still 190.8MB. Free memory was 117.5MB in the beginning and 87.1MB in the end (delta: 30.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 548.86ms. Allocated memory was 190.8MB in the beginning and 348.1MB in the end (delta: 157.3MB). Free memory was 87.1MB in the beginning and 232.8MB in the end (delta: -145.7MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 541.77ms. Allocated memory is still 348.1MB. Free memory was 232.8MB in the beginning and 219.2MB in the end (delta: 13.6MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4666.83ms. Allocated memory was 348.1MB in the beginning and 696.3MB in the end (delta: 348.1MB). Free memory was 219.2MB in the beginning and 427.6MB in the end (delta: -208.5MB). Peak memory consumption was 229.1MB. Max. memory is 16.1GB. * TraceAbstraction took 44313.31ms. Allocated memory was 696.3MB in the beginning and 2.9GB in the end (delta: 2.2GB). Free memory was 426.6MB in the beginning and 2.0GB in the end (delta: -1.6GB). Peak memory consumption was 604.1MB. Max. memory is 16.1GB. * Witness Printer took 7.18ms. Allocated memory is still 2.9GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 1.0MB). 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 bitwiseOr at line 531, overapproximation of bitwiseAnd at line 539. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 2); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (2 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 3); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (3 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 4); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (4 - 1); [L38] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 8); [L39] const SORT_16 msb_SORT_16 = (SORT_16)1 << (8 - 1); [L41] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 7); [L42] const SORT_21 msb_SORT_21 = (SORT_21)1 << (7 - 1); [L44] const SORT_21 var_22 = 1; [L45] const SORT_21 var_26 = 2; [L46] const SORT_21 var_29 = 4; [L47] const SORT_21 var_32 = 8; [L48] const SORT_21 var_35 = 16; [L49] const SORT_21 var_38 = 32; [L50] const SORT_21 var_41 = 64; [L51] const SORT_21 var_44 = 0; [L52] const SORT_3 var_101 = 1; [L53] const SORT_3 var_105 = 0; [L54] const SORT_6 var_190 = 0; [L56] SORT_1 input_2; [L57] SORT_3 input_4; [L58] SORT_3 input_5; [L59] SORT_6 input_7; [L60] SORT_3 input_8; [L61] SORT_3 input_9; [L62] SORT_3 input_10; [L63] SORT_3 input_11; [L64] SORT_12 input_13; [L65] SORT_3 input_14; [L66] SORT_3 input_15; [L67] SORT_16 input_17; [L68] SORT_3 input_18; [L69] SORT_3 input_19; [L70] SORT_3 input_20; [L71] SORT_3 input_412; [L72] SORT_3 input_434; [L73] SORT_3 input_449; [L74] SORT_3 input_464; [L75] SORT_3 input_479; [L76] SORT_3 input_494; [L77] SORT_3 input_509; [L78] SORT_3 input_524; [L79] SORT_3 input_539; [L80] SORT_3 input_554; [L81] SORT_3 input_569; [L82] SORT_3 input_584; [L83] SORT_3 input_599; [L84] SORT_3 input_614; [L85] SORT_3 input_629; [L86] SORT_3 input_644; [L87] SORT_3 input_660; [L88] SORT_3 input_662; [L89] SORT_3 input_664; [L90] SORT_3 input_666; [L91] SORT_3 input_668; [L92] SORT_3 input_670; [L93] SORT_3 input_672; [L94] SORT_3 input_674; [L95] SORT_3 input_679; [L96] SORT_21 input_724; [L97] SORT_21 input_725; [L98] SORT_21 input_726; [L99] SORT_21 input_727; [L100] SORT_21 input_730; [L101] SORT_21 input_734; [L102] SORT_21 input_738; [L103] SORT_21 input_746; [L104] SORT_21 input_750; [L105] SORT_21 input_752; [L106] SORT_21 input_756; [L107] SORT_21 input_759; [L108] SORT_21 input_763; [L109] SORT_21 input_768; [L110] SORT_21 input_772; [L111] SORT_21 input_777; [L112] SORT_21 input_779; [L113] SORT_21 input_780; [L114] SORT_21 input_782; [L115] SORT_21 input_786; [L116] SORT_21 input_791; [L117] SORT_21 input_798; [L118] SORT_21 input_799; [L119] SORT_21 input_801; [L120] SORT_21 input_805; [L121] SORT_21 input_810; [L122] SORT_21 input_812; [L123] SORT_21 input_813; [L124] SORT_21 input_815; [L125] SORT_21 input_819; [L126] SORT_21 input_824; [L127] SORT_21 input_828; [L128] SORT_21 input_833; [L129] SORT_21 input_835; [L130] SORT_21 input_841; [L131] SORT_21 input_853; [L132] SORT_3 input_858; [L133] SORT_3 input_867; [L134] SORT_3 input_886; [L135] SORT_3 input_893; [L136] SORT_3 input_904; [L137] SORT_3 input_910; [L138] SORT_3 input_916; [L139] SORT_3 input_922; [L140] SORT_3 input_928; [L141] SORT_3 input_934; [L142] SORT_3 input_940; [L143] SORT_3 input_946; [L144] SORT_3 input_952; [L145] SORT_3 input_958; [L146] SORT_3 input_964; [L147] SORT_3 input_970; [L148] SORT_3 input_976; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_21 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L150] SORT_21 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_21; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_21 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L151] SORT_21 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_21; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L152] SORT_3 state_106 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L153] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L153] SORT_3 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L154] SORT_3 state_110 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L155] SORT_3 state_114 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L156] SORT_3 state_118 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L157] SORT_3 state_122 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L158] SORT_3 state_138 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L159] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L159] SORT_3 state_155 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L160] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L160] SORT_3 state_158 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L161] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L161] SORT_3 state_160 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L162] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L162] SORT_3 state_164 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L163] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L163] SORT_3 state_168 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L164] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L164] SORT_3 state_173 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L165] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L165] SORT_3 state_176 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L166] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L166] SORT_3 state_186 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L167] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L167] SORT_3 state_193 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L168] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L168] SORT_3 state_196 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L169] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L169] SORT_3 state_205 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L170] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L170] SORT_3 state_210 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L171] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L171] SORT_3 state_213 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L172] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L172] SORT_3 state_225 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L173] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L173] SORT_3 state_235 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L174] SORT_3 state_240 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L175] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L175] SORT_3 state_243 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L176] SORT_3 state_252 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L177] SORT_3 state_265 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L178] SORT_3 state_278 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L180] SORT_21 init_24_arg_1 = var_22; [L181] state_23 = init_24_arg_1 [L182] SORT_21 init_52_arg_1 = var_22; [L183] state_51 = init_52_arg_1 [L184] SORT_3 init_107_arg_1 = var_105; [L185] state_106 = init_107_arg_1 [L186] SORT_3 init_109_arg_1 = var_105; [L187] state_108 = init_109_arg_1 [L188] SORT_3 init_111_arg_1 = var_105; [L189] state_110 = init_111_arg_1 [L190] SORT_3 init_115_arg_1 = var_105; [L191] state_114 = init_115_arg_1 [L192] SORT_3 init_119_arg_1 = var_105; [L193] state_118 = init_119_arg_1 [L194] SORT_3 init_123_arg_1 = var_105; [L195] state_122 = init_123_arg_1 [L196] SORT_3 init_139_arg_1 = var_105; [L197] state_138 = init_139_arg_1 [L198] SORT_3 init_156_arg_1 = var_105; [L199] state_155 = init_156_arg_1 [L200] SORT_3 init_159_arg_1 = var_105; [L201] state_158 = init_159_arg_1 [L202] SORT_3 init_161_arg_1 = var_105; [L203] state_160 = init_161_arg_1 [L204] SORT_3 init_165_arg_1 = var_105; [L205] state_164 = init_165_arg_1 [L206] SORT_3 init_169_arg_1 = var_105; [L207] state_168 = init_169_arg_1 [L208] SORT_3 init_174_arg_1 = var_105; [L209] state_173 = init_174_arg_1 [L210] SORT_3 init_177_arg_1 = var_105; [L211] state_176 = init_177_arg_1 [L212] SORT_3 init_187_arg_1 = var_105; [L213] state_186 = init_187_arg_1 [L214] SORT_3 init_194_arg_1 = var_105; [L215] state_193 = init_194_arg_1 [L216] SORT_3 init_197_arg_1 = var_105; [L217] state_196 = init_197_arg_1 [L218] SORT_3 init_206_arg_1 = var_105; [L219] state_205 = init_206_arg_1 [L220] SORT_3 init_211_arg_1 = var_105; [L221] state_210 = init_211_arg_1 [L222] SORT_3 init_214_arg_1 = var_105; [L223] state_213 = init_214_arg_1 [L224] SORT_3 init_226_arg_1 = var_105; [L225] state_225 = init_226_arg_1 [L226] SORT_3 init_236_arg_1 = var_105; [L227] state_235 = init_236_arg_1 [L228] SORT_3 init_241_arg_1 = var_105; [L229] state_240 = init_241_arg_1 [L230] SORT_3 init_244_arg_1 = var_105; [L231] state_243 = init_244_arg_1 [L232] SORT_3 init_253_arg_1 = var_105; [L233] state_252 = init_253_arg_1 [L234] SORT_3 init_266_arg_1 = var_105; [L235] state_265 = init_266_arg_1 [L236] SORT_3 init_279_arg_1 = var_105; [L237] state_278 = init_279_arg_1 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L240] input_2 = __VERIFIER_nondet_uchar() [L241] input_4 = __VERIFIER_nondet_uchar() [L242] input_5 = __VERIFIER_nondet_uchar() [L243] input_7 = __VERIFIER_nondet_uchar() [L244] EXPR input_7 & mask_SORT_6 VAL [mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L244] input_7 = input_7 & mask_SORT_6 [L245] input_8 = __VERIFIER_nondet_uchar() [L246] input_9 = __VERIFIER_nondet_uchar() [L247] input_10 = __VERIFIER_nondet_uchar() [L248] input_11 = __VERIFIER_nondet_uchar() [L249] input_13 = __VERIFIER_nondet_uchar() [L250] input_14 = __VERIFIER_nondet_uchar() [L251] input_15 = __VERIFIER_nondet_uchar() [L252] input_17 = __VERIFIER_nondet_uchar() [L253] input_18 = __VERIFIER_nondet_uchar() [L254] input_19 = __VERIFIER_nondet_uchar() [L255] input_20 = __VERIFIER_nondet_uchar() [L256] input_412 = __VERIFIER_nondet_uchar() [L257] input_434 = __VERIFIER_nondet_uchar() [L258] input_449 = __VERIFIER_nondet_uchar() [L259] input_464 = __VERIFIER_nondet_uchar() [L260] input_479 = __VERIFIER_nondet_uchar() [L261] input_494 = __VERIFIER_nondet_uchar() [L262] input_509 = __VERIFIER_nondet_uchar() [L263] input_524 = __VERIFIER_nondet_uchar() [L264] input_539 = __VERIFIER_nondet_uchar() [L265] input_554 = __VERIFIER_nondet_uchar() [L266] input_569 = __VERIFIER_nondet_uchar() [L267] input_584 = __VERIFIER_nondet_uchar() [L268] input_599 = __VERIFIER_nondet_uchar() [L269] input_614 = __VERIFIER_nondet_uchar() [L270] input_629 = __VERIFIER_nondet_uchar() [L271] input_644 = __VERIFIER_nondet_uchar() [L272] input_660 = __VERIFIER_nondet_uchar() [L273] input_662 = __VERIFIER_nondet_uchar() [L274] input_664 = __VERIFIER_nondet_uchar() [L275] input_666 = __VERIFIER_nondet_uchar() [L276] input_668 = __VERIFIER_nondet_uchar() [L277] input_670 = __VERIFIER_nondet_uchar() [L278] input_672 = __VERIFIER_nondet_uchar() [L279] input_674 = __VERIFIER_nondet_uchar() [L280] input_679 = __VERIFIER_nondet_uchar() [L281] input_724 = __VERIFIER_nondet_uchar() [L282] input_725 = __VERIFIER_nondet_uchar() [L283] input_726 = __VERIFIER_nondet_uchar() [L284] input_727 = __VERIFIER_nondet_uchar() [L285] input_730 = __VERIFIER_nondet_uchar() [L286] input_734 = __VERIFIER_nondet_uchar() [L287] input_738 = __VERIFIER_nondet_uchar() [L288] input_746 = __VERIFIER_nondet_uchar() [L289] input_750 = __VERIFIER_nondet_uchar() [L290] input_752 = __VERIFIER_nondet_uchar() [L291] input_756 = __VERIFIER_nondet_uchar() [L292] input_759 = __VERIFIER_nondet_uchar() [L293] input_763 = __VERIFIER_nondet_uchar() [L294] input_768 = __VERIFIER_nondet_uchar() [L295] input_772 = __VERIFIER_nondet_uchar() [L296] input_777 = __VERIFIER_nondet_uchar() [L297] input_779 = __VERIFIER_nondet_uchar() [L298] input_780 = __VERIFIER_nondet_uchar() [L299] input_782 = __VERIFIER_nondet_uchar() [L300] input_786 = __VERIFIER_nondet_uchar() [L301] input_791 = __VERIFIER_nondet_uchar() [L302] input_798 = __VERIFIER_nondet_uchar() [L303] input_799 = __VERIFIER_nondet_uchar() [L304] input_801 = __VERIFIER_nondet_uchar() [L305] input_805 = __VERIFIER_nondet_uchar() [L306] input_810 = __VERIFIER_nondet_uchar() [L307] input_812 = __VERIFIER_nondet_uchar() [L308] input_813 = __VERIFIER_nondet_uchar() [L309] input_815 = __VERIFIER_nondet_uchar() [L310] input_819 = __VERIFIER_nondet_uchar() [L311] input_824 = __VERIFIER_nondet_uchar() [L312] input_828 = __VERIFIER_nondet_uchar() [L313] input_833 = __VERIFIER_nondet_uchar() [L314] input_835 = __VERIFIER_nondet_uchar() [L315] input_841 = __VERIFIER_nondet_uchar() [L316] input_853 = __VERIFIER_nondet_uchar() [L317] input_858 = __VERIFIER_nondet_uchar() [L318] input_867 = __VERIFIER_nondet_uchar() [L319] input_886 = __VERIFIER_nondet_uchar() [L320] input_893 = __VERIFIER_nondet_uchar() [L321] input_904 = __VERIFIER_nondet_uchar() [L322] input_910 = __VERIFIER_nondet_uchar() [L323] input_916 = __VERIFIER_nondet_uchar() [L324] input_922 = __VERIFIER_nondet_uchar() [L325] input_928 = __VERIFIER_nondet_uchar() [L326] input_934 = __VERIFIER_nondet_uchar() [L327] input_940 = __VERIFIER_nondet_uchar() [L328] input_946 = __VERIFIER_nondet_uchar() [L329] input_952 = __VERIFIER_nondet_uchar() [L330] input_958 = __VERIFIER_nondet_uchar() [L331] input_964 = __VERIFIER_nondet_uchar() [L332] input_970 = __VERIFIER_nondet_uchar() [L333] input_976 = __VERIFIER_nondet_uchar() [L336] SORT_21 var_25_arg_0 = state_23; [L337] SORT_21 var_25_arg_1 = var_22; [L338] SORT_3 var_25 = var_25_arg_0 == var_25_arg_1; [L339] SORT_21 var_27_arg_0 = state_23; [L340] SORT_21 var_27_arg_1 = var_26; [L341] SORT_3 var_27 = var_27_arg_0 == var_27_arg_1; [L342] SORT_3 var_28_arg_0 = var_25; [L343] SORT_3 var_28_arg_1 = var_27; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L344] EXPR var_28_arg_0 | var_28_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L344] SORT_3 var_28 = var_28_arg_0 | var_28_arg_1; [L345] SORT_21 var_30_arg_0 = state_23; [L346] SORT_21 var_30_arg_1 = var_29; [L347] SORT_3 var_30 = var_30_arg_0 == var_30_arg_1; [L348] SORT_3 var_31_arg_0 = var_28; [L349] SORT_3 var_31_arg_1 = var_30; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L350] EXPR var_31_arg_0 | var_31_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L350] SORT_3 var_31 = var_31_arg_0 | var_31_arg_1; [L351] SORT_21 var_33_arg_0 = state_23; [L352] SORT_21 var_33_arg_1 = var_32; [L353] SORT_3 var_33 = var_33_arg_0 == var_33_arg_1; [L354] SORT_3 var_34_arg_0 = var_31; [L355] SORT_3 var_34_arg_1 = var_33; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_38=32, var_41=64, var_44=0] [L356] EXPR var_34_arg_0 | var_34_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L356] SORT_3 var_34 = var_34_arg_0 | var_34_arg_1; [L357] SORT_21 var_36_arg_0 = state_23; [L358] SORT_21 var_36_arg_1 = var_35; [L359] SORT_3 var_36 = var_36_arg_0 == var_36_arg_1; [L360] SORT_3 var_37_arg_0 = var_34; [L361] SORT_3 var_37_arg_1 = var_36; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_41=64, var_44=0] [L362] EXPR var_37_arg_0 | var_37_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L362] SORT_3 var_37 = var_37_arg_0 | var_37_arg_1; [L363] SORT_21 var_39_arg_0 = state_23; [L364] SORT_21 var_39_arg_1 = var_38; [L365] SORT_3 var_39 = var_39_arg_0 == var_39_arg_1; [L366] SORT_3 var_40_arg_0 = var_37; [L367] SORT_3 var_40_arg_1 = var_39; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_44=0] [L368] EXPR var_40_arg_0 | var_40_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L368] SORT_3 var_40 = var_40_arg_0 | var_40_arg_1; [L369] SORT_21 var_42_arg_0 = state_23; [L370] SORT_21 var_42_arg_1 = var_41; [L371] SORT_3 var_42 = var_42_arg_0 == var_42_arg_1; [L372] SORT_3 var_43_arg_0 = var_40; [L373] SORT_3 var_43_arg_1 = var_42; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_43_arg_0=1, var_43_arg_1=0, var_44=0] [L374] EXPR var_43_arg_0 | var_43_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L374] SORT_3 var_43 = var_43_arg_0 | var_43_arg_1; [L375] SORT_21 var_45_arg_0 = state_23; [L376] SORT_21 var_45_arg_1 = var_44; [L377] SORT_3 var_45 = var_45_arg_0 == var_45_arg_1; [L378] SORT_3 var_46_arg_0 = var_43; [L379] SORT_3 var_46_arg_1 = var_45; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46_arg_0=1, var_46_arg_1=0] [L380] EXPR var_46_arg_0 | var_46_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L380] SORT_3 var_46 = var_46_arg_0 | var_46_arg_1; [L381] SORT_21 var_47_arg_0 = state_23; [L382] SORT_21 var_47_arg_1 = var_22; [L383] SORT_3 var_47 = var_47_arg_0 == var_47_arg_1; [L384] SORT_21 var_48_arg_0 = state_23; [L385] SORT_21 var_48_arg_1 = var_26; [L386] SORT_3 var_48 = var_48_arg_0 == var_48_arg_1; [L387] SORT_3 var_49_arg_0 = var_47; [L388] SORT_3 var_49_arg_1 = var_48; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49_arg_0=1, var_49_arg_1=0] [L389] EXPR var_49_arg_0 | var_49_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L389] SORT_3 var_49 = var_49_arg_0 | var_49_arg_1; [L390] SORT_21 var_50_arg_0 = state_23; [L391] SORT_21 var_50_arg_1 = var_29; [L392] SORT_3 var_50 = var_50_arg_0 == var_50_arg_1; [L393] SORT_21 var_53_arg_0 = state_51; [L394] SORT_21 var_53_arg_1 = var_32; [L395] SORT_3 var_53 = var_53_arg_0 == var_53_arg_1; [L396] SORT_21 var_54_arg_0 = state_51; [L397] SORT_21 var_54_arg_1 = var_22; [L398] SORT_3 var_54 = var_54_arg_0 == var_54_arg_1; [L399] SORT_3 var_55_arg_0 = var_53; [L400] SORT_3 var_55_arg_1 = var_54; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_50=0, var_55_arg_0=0, var_55_arg_1=1] [L401] EXPR var_55_arg_0 | var_55_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_50=0] [L401] SORT_3 var_55 = var_55_arg_0 | var_55_arg_1; [L402] SORT_21 var_56_arg_0 = state_51; [L403] SORT_21 var_56_arg_1 = var_44; [L404] SORT_3 var_56 = var_56_arg_0 == var_56_arg_1; [L405] SORT_3 var_57_arg_0 = var_55; [L406] SORT_3 var_57_arg_1 = var_56; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_50=0, var_57_arg_0=1, var_57_arg_1=0] [L407] EXPR var_57_arg_0 | var_57_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_50=0] [L407] SORT_3 var_57 = var_57_arg_0 | var_57_arg_1; [L408] SORT_21 var_58_arg_0 = state_51; [L409] SORT_21 var_58_arg_1 = var_29; [L410] SORT_3 var_58 = var_58_arg_0 == var_58_arg_1; [L411] SORT_3 var_59_arg_0 = var_57; [L412] SORT_3 var_59_arg_1 = var_58; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_50=0, var_59_arg_0=1, var_59_arg_1=0] [L413] EXPR var_59_arg_0 | var_59_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_50=0] [L413] SORT_3 var_59 = var_59_arg_0 | var_59_arg_1; [L414] SORT_3 var_60_arg_0 = var_50; [L415] SORT_3 var_60_arg_1 = var_59; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1, var_60_arg_0=0, var_60_arg_1=1] [L416] EXPR var_60_arg_0 & var_60_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_49=1] [L416] SORT_3 var_60 = var_60_arg_0 & var_60_arg_1; [L417] SORT_3 var_61_arg_0 = var_49; [L418] SORT_3 var_61_arg_1 = var_60; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_61_arg_0=1, var_61_arg_1=0] [L419] EXPR var_61_arg_0 | var_61_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L419] SORT_3 var_61 = var_61_arg_0 | var_61_arg_1; [L420] SORT_21 var_62_arg_0 = state_23; [L421] SORT_21 var_62_arg_1 = var_32; [L422] SORT_3 var_62 = var_62_arg_0 == var_62_arg_1; [L423] SORT_3 var_63_arg_0 = var_61; [L424] SORT_3 var_63_arg_1 = var_62; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_63_arg_0=1, var_63_arg_1=0] [L425] EXPR var_63_arg_0 | var_63_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L425] SORT_3 var_63 = var_63_arg_0 | var_63_arg_1; [L426] SORT_21 var_64_arg_0 = state_23; [L427] SORT_21 var_64_arg_1 = var_35; [L428] SORT_3 var_64 = var_64_arg_0 == var_64_arg_1; [L429] SORT_3 var_65_arg_0 = var_63; [L430] SORT_3 var_65_arg_1 = var_64; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_65_arg_0=1, var_65_arg_1=0] [L431] EXPR var_65_arg_0 | var_65_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L431] SORT_3 var_65 = var_65_arg_0 | var_65_arg_1; [L432] SORT_21 var_66_arg_0 = state_23; [L433] SORT_21 var_66_arg_1 = var_38; [L434] SORT_3 var_66 = var_66_arg_0 == var_66_arg_1; [L435] SORT_3 var_67_arg_0 = var_65; [L436] SORT_3 var_67_arg_1 = var_66; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_67_arg_0=1, var_67_arg_1=0] [L437] EXPR var_67_arg_0 | var_67_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L437] SORT_3 var_67 = var_67_arg_0 | var_67_arg_1; [L438] SORT_21 var_68_arg_0 = state_23; [L439] SORT_21 var_68_arg_1 = var_41; [L440] SORT_3 var_68 = var_68_arg_0 == var_68_arg_1; [L441] SORT_3 var_69_arg_0 = var_67; [L442] SORT_3 var_69_arg_1 = var_68; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_69_arg_0=1, var_69_arg_1=0] [L443] EXPR var_69_arg_0 | var_69_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L443] SORT_3 var_69 = var_69_arg_0 | var_69_arg_1; [L444] SORT_21 var_70_arg_0 = state_23; [L445] SORT_21 var_70_arg_1 = var_44; [L446] SORT_3 var_70 = var_70_arg_0 == var_70_arg_1; [L447] SORT_3 var_71_arg_0 = var_69; [L448] SORT_3 var_71_arg_1 = var_70; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1, var_71_arg_0=1, var_71_arg_1=0] [L449] EXPR var_71_arg_0 | var_71_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_46=1] [L449] SORT_3 var_71 = var_71_arg_0 | var_71_arg_1; [L450] SORT_3 var_72_arg_0 = var_46; [L451] SORT_3 var_72_arg_1 = var_71; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72_arg_0=1, var_72_arg_1=1] [L452] EXPR var_72_arg_0 & var_72_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L452] SORT_3 var_72 = var_72_arg_0 & var_72_arg_1; [L453] SORT_21 var_73_arg_0 = state_23; [L454] SORT_21 var_73_arg_1 = var_29; [L455] SORT_3 var_73 = var_73_arg_0 == var_73_arg_1; [L456] SORT_21 var_74_arg_0 = state_51; [L457] SORT_21 var_74_arg_1 = var_32; [L458] SORT_3 var_74 = var_74_arg_0 == var_74_arg_1; [L459] SORT_21 var_75_arg_0 = state_51; [L460] SORT_21 var_75_arg_1 = var_22; [L461] SORT_3 var_75 = var_75_arg_0 == var_75_arg_1; [L462] SORT_3 var_76_arg_0 = var_74; [L463] SORT_3 var_76_arg_1 = var_75; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_73=0, var_76_arg_0=0, var_76_arg_1=1] [L464] EXPR var_76_arg_0 | var_76_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_73=0] [L464] SORT_3 var_76 = var_76_arg_0 | var_76_arg_1; [L465] SORT_21 var_77_arg_0 = state_51; [L466] SORT_21 var_77_arg_1 = var_44; [L467] SORT_3 var_77 = var_77_arg_0 == var_77_arg_1; [L468] SORT_3 var_78_arg_0 = var_76; [L469] SORT_3 var_78_arg_1 = var_77; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_73=0, var_78_arg_0=1, var_78_arg_1=0] [L470] EXPR var_78_arg_0 | var_78_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_73=0] [L470] SORT_3 var_78 = var_78_arg_0 | var_78_arg_1; [L471] SORT_21 var_79_arg_0 = state_51; [L472] SORT_21 var_79_arg_1 = var_29; [L473] SORT_3 var_79 = var_79_arg_0 == var_79_arg_1; [L474] SORT_3 var_80_arg_0 = var_78; [L475] SORT_3 var_80_arg_1 = var_79; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_73=0, var_80_arg_0=1, var_80_arg_1=0] [L476] EXPR var_80_arg_0 | var_80_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_73=0] [L476] SORT_3 var_80 = var_80_arg_0 | var_80_arg_1; [L477] SORT_3 var_81_arg_0 = var_73; [L478] SORT_3 var_81_arg_1 = var_80; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_81_arg_0=0, var_81_arg_1=1] [L479] EXPR var_81_arg_0 & var_81_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1] [L479] SORT_3 var_81 = var_81_arg_0 & var_81_arg_1; [L480] SORT_21 var_82_arg_0 = state_23; [L481] SORT_21 var_82_arg_1 = var_29; [L482] SORT_3 var_82 = var_82_arg_0 == var_82_arg_1; [L483] SORT_3 var_83_arg_0 = var_82; [L484] SORT_3 var_83 = ~var_83_arg_0; [L485] SORT_3 var_84_arg_0 = var_81; [L486] SORT_3 var_84_arg_1 = var_83; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1, var_84_arg_0=0, var_84_arg_1=-1] [L487] EXPR var_84_arg_0 | var_84_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_72=1] [L487] SORT_3 var_84 = var_84_arg_0 | var_84_arg_1; [L488] SORT_3 var_85_arg_0 = var_72; [L489] SORT_3 var_85_arg_1 = var_84; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85_arg_0=1, var_85_arg_1=255] [L490] EXPR var_85_arg_0 & var_85_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L490] SORT_3 var_85 = var_85_arg_0 & var_85_arg_1; [L491] SORT_21 var_86_arg_0 = state_23; [L492] SORT_21 var_86_arg_1 = var_22; [L493] SORT_3 var_86 = var_86_arg_0 == var_86_arg_1; [L494] SORT_21 var_87_arg_0 = state_51; [L495] SORT_21 var_87_arg_1 = var_44; [L496] SORT_3 var_87 = var_87_arg_0 == var_87_arg_1; [L497] SORT_21 var_88_arg_0 = state_51; [L498] SORT_21 var_88_arg_1 = var_22; [L499] SORT_3 var_88 = var_88_arg_0 == var_88_arg_1; [L500] SORT_3 var_89_arg_0 = var_87; [L501] SORT_3 var_89_arg_1 = var_88; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1, var_89_arg_0=0, var_89_arg_1=1] [L502] EXPR var_89_arg_0 | var_89_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1] [L502] SORT_3 var_89 = var_89_arg_0 | var_89_arg_1; [L503] SORT_21 var_90_arg_0 = state_51; [L504] SORT_21 var_90_arg_1 = var_26; [L505] SORT_3 var_90 = var_90_arg_0 == var_90_arg_1; [L506] SORT_3 var_91_arg_0 = var_89; [L507] SORT_3 var_91_arg_1 = var_90; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1, var_91_arg_0=1, var_91_arg_1=0] [L508] EXPR var_91_arg_0 | var_91_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1] [L508] SORT_3 var_91 = var_91_arg_0 | var_91_arg_1; [L509] SORT_21 var_92_arg_0 = state_51; [L510] SORT_21 var_92_arg_1 = var_29; [L511] SORT_3 var_92 = var_92_arg_0 == var_92_arg_1; [L512] SORT_3 var_93_arg_0 = var_91; [L513] SORT_3 var_93_arg_1 = var_92; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1, var_93_arg_0=1, var_93_arg_1=0] [L514] EXPR var_93_arg_0 | var_93_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1] [L514] SORT_3 var_93 = var_93_arg_0 | var_93_arg_1; [L515] SORT_21 var_94_arg_0 = state_51; [L516] SORT_21 var_94_arg_1 = var_41; [L517] SORT_3 var_94 = var_94_arg_0 == var_94_arg_1; [L518] SORT_3 var_95_arg_0 = var_93; [L519] SORT_3 var_95_arg_1 = var_94; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1, var_95_arg_0=1, var_95_arg_1=0] [L520] EXPR var_95_arg_0 | var_95_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_86=1] [L520] SORT_3 var_95 = var_95_arg_0 | var_95_arg_1; [L521] SORT_3 var_96_arg_0 = var_86; [L522] SORT_3 var_96_arg_1 = var_95; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_96_arg_0=1, var_96_arg_1=1] [L523] EXPR var_96_arg_0 & var_96_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_23=1, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0] [L523] SORT_3 var_96 = var_96_arg_0 & var_96_arg_1; [L524] SORT_21 var_97_arg_0 = state_23; [L525] SORT_21 var_97_arg_1 = var_22; [L526] SORT_3 var_97 = var_97_arg_0 == var_97_arg_1; [L527] SORT_3 var_98_arg_0 = var_97; [L528] SORT_3 var_98 = ~var_98_arg_0; [L529] SORT_3 var_99_arg_0 = var_96; [L530] SORT_3 var_99_arg_1 = var_98; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0, var_99_arg_0=1, var_99_arg_1=-2] [L531] EXPR var_99_arg_0 | var_99_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_85=0] [L531] SORT_3 var_99 = var_99_arg_0 | var_99_arg_1; [L532] SORT_3 var_100_arg_0 = var_85; [L533] SORT_3 var_100_arg_1 = var_99; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_100_arg_0=0, var_100_arg_1=254, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L534] EXPR var_100_arg_0 & var_100_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L534] SORT_3 var_100 = var_100_arg_0 & var_100_arg_1; [L535] SORT_3 var_102_arg_0 = var_100; [L536] SORT_3 var_102 = ~var_102_arg_0; [L537] SORT_3 var_103_arg_0 = var_101; [L538] SORT_3 var_103_arg_1 = var_102; VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_103_arg_0=1, var_103_arg_1=-1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L539] EXPR var_103_arg_0 & var_103_arg_1 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L539] SORT_3 var_103 = var_103_arg_0 & var_103_arg_1; [L540] EXPR var_103 & mask_SORT_3 VAL [input_7=0, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, state_106=0, state_108=0, state_110=0, state_114=0, state_118=0, state_122=0, state_138=0, state_155=0, state_158=0, state_160=0, state_164=0, state_168=0, state_173=0, state_176=0, state_186=0, state_193=0, state_196=0, state_205=0, state_210=0, state_213=0, state_225=0, state_235=0, state_240=0, state_243=0, state_252=0, state_265=0, state_278=0, state_51=1, var_101=1, var_105=0, var_190=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0] [L540] var_103 = var_103 & mask_SORT_3 [L541] SORT_3 bad_104_arg_0 = var_103; [L542] CALL __VERIFIER_assert(!(bad_104_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1214 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 44.1s, OverallIterations: 43, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 89699 SdHoareTripleChecker+Valid, 7.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 89699 mSDsluCounter, 434340 SdHoareTripleChecker+Invalid, 6.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 359384 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9995 IncrementalHoareTripleChecker+Invalid, 10022 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 74956 mSDtfsCounter, 9995 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 502 GetRequests, 121 SyntacticMatches, 6 SemanticMatches, 375 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1569occurred in iteration=42, InterpolantAutomatonStates: 335, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 42 MinimizatonAttempts, 10808 StatesRemovedByMinimization, 39 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 25.2s InterpolantComputationTime, 6417 NumberOfCodeBlocks, 6417 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 6212 ConstructedInterpolants, 0 QuantifiedInterpolants, 28285 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 42 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 [2024-11-08 18:55:01,113 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.pj_icu.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 81684cd6f6f9906a1fa983a1abdb27554546d8d43af37740ea6944465197b3b8 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 18:55:03,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:55:03,642 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-08 18:55:03,647 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:55:03,648 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:55:03,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:55:03,673 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:55:03,674 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:55:03,674 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:55:03,675 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:55:03,675 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:55:03,676 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:55:03,676 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:55:03,676 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:55:03,677 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:55:03,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:55:03,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:55:03,678 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:55:03,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:55:03,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:55:03,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:55:03,682 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:55:03,682 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:55:03,682 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:55:03,683 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:55:03,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:55:03,683 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:55:03,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:55:03,683 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:55:03,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-08 18:55:03,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:55:03,685 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:55:03,685 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:55:03,685 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:55:03,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:55:03,686 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81684cd6f6f9906a1fa983a1abdb27554546d8d43af37740ea6944465197b3b8 [2024-11-08 18:55:03,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:55:04,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:55:04,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:55:04,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:55:04,008 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:55:04,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icu.c [2024-11-08 18:55:05,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:55:05,722 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:55:05,723 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pj_icu.c [2024-11-08 18:55:05,741 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a3450b1a/f2aca174f132424d8c946dfeb839fad8/FLAGe62179156 [2024-11-08 18:55:05,755 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a3450b1a/f2aca174f132424d8c946dfeb839fad8 [2024-11-08 18:55:05,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:55:05,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:55:05,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:55:05,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:55:05,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:55:05,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:55:05" (1/1) ... [2024-11-08 18:55:05,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482cd9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:05, skipping insertion in model container [2024-11-08 18:55:05,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:55:05" (1/1) ... [2024-11-08 18:55:05,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:55:06,025 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.pj_icu.c[1246,1259] [2024-11-08 18:55:06,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:55:06,461 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:55:06,469 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.pj_icu.c[1246,1259] [2024-11-08 18:55:06,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:55:06,601 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:55:06,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06 WrapperNode [2024-11-08 18:55:06,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:55:06,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:55:06,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:55:06,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:55:06,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,829 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2771 [2024-11-08 18:55:06,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:55:06,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:55:06,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:55:06,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:55:06,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,861 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,904 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]. [2024-11-08 18:55:06,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:06,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:07,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:07,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:07,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:55:07,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:55:07,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:55:07,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:55:07,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (1/1) ... [2024-11-08 18:55:07,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:55:07,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 18:55:07,057 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) [2024-11-08 18:55:07,063 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 [2024-11-08 18:55:07,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:55:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:55:07,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:55:07,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:55:07,488 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:55:07,490 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:55:09,632 INFO L? ?]: Removed 313 outVars from TransFormulas that were not future-live. [2024-11-08 18:55:09,632 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:55:09,641 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:55:09,642 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:55:09,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:55:09 BoogieIcfgContainer [2024-11-08 18:55:09,642 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:55:09,644 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:55:09,644 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:55:09,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:55:09,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:55:05" (1/3) ... [2024-11-08 18:55:09,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782b755b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:55:09, skipping insertion in model container [2024-11-08 18:55:09,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:55:06" (2/3) ... [2024-11-08 18:55:09,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782b755b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:55:09, skipping insertion in model container [2024-11-08 18:55:09,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:55:09" (3/3) ... [2024-11-08 18:55:09,649 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.pj_icu.c [2024-11-08 18:55:09,661 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:55:09,661 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:55:09,708 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:55:09,715 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;@2c599f4e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:55:09,715 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:55:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:55:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 18:55:09,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:09,723 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-08 18:55:09,724 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:09,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:09,729 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-08 18:55:09,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 18:55:09,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1301232821] [2024-11-08 18:55:09,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:09,742 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 [2024-11-08 18:55:09,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 18:55:09,748 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) [2024-11-08 18:55:09,751 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 [2024-11-08 18:55:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:10,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-08 18:55:10,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:55:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:55:10,770 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:55:10,771 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-08 18:55:10,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1301232821] [2024-11-08 18:55:10,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1301232821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:55:10,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:55:10,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:55:10,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210886973] [2024-11-08 18:55:10,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:55:10,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:55:10,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-08 18:55:10,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:55:10,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:55:10,793 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:55:10,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:55:10,870 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2024-11-08 18:55:10,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:55:10,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-08 18:55:10,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:55:10,877 INFO L225 Difference]: With dead ends: 17 [2024-11-08 18:55:10,878 INFO L226 Difference]: Without dead ends: 9 [2024-11-08 18:55:10,880 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 [2024-11-08 18:55:10,882 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:55:10,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:55:10,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-08 18:55:10,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-08 18:55:10,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:55:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-08 18:55:10,942 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-08 18:55:10,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:55:10,942 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-08 18:55:10,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:55:10,943 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-08 18:55:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 18:55:10,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:10,943 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-08 18:55:10,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:55:11,151 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 [2024-11-08 18:55:11,151 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:11,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:11,152 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-08 18:55:11,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 18:55:11,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1248140456] [2024-11-08 18:55:11,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:11,154 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 [2024-11-08 18:55:11,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 18:55:11,196 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) [2024-11-08 18:55:11,200 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 [2024-11-08 18:55:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:12,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 116 conjuncts are in the unsatisfiable core [2024-11-08 18:55:12,291 INFO L278 TraceCheckSpWp]: Computing forward predicates...