/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/eca-rers2012/Problem15_label49.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 04:15:20,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 04:15:20,956 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 04:15:20,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 04:15:20,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 04:15:20,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 04:15:20,980 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 04:15:20,980 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 04:15:20,981 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 04:15:20,981 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 04:15:20,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 04:15:20,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 04:15:20,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 04:15:20,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 04:15:20,983 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 04:15:20,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 04:15:20,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 04:15:20,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 04:15:20,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 04:15:20,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 04:15:20,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 04:15:20,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 04:15:20,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 04:15:20,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 04:15:20,986 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 04:15:20,987 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 04:15:20,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 04:15:20,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 04:15:20,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 04:15:20,988 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 04:15:20,988 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 04:15:20,989 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 04:15:20,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 04:15:20,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 04:15:20,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 04:15:20,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 04:15:20,990 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 04:15:20,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 04:15:20,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 04:15:20,991 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 04:15:20,991 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 04:15:20,992 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 04:15:20,992 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 04:15:20,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 04:15:21,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 04:15:21,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 04:15:21,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 04:15:21,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 04:15:21,261 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 04:15:21,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem15_label49.c [2023-12-19 04:15:22,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 04:15:22,659 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 04:15:22,661 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label49.c [2023-12-19 04:15:22,683 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457db9604/d2c018dc2b084048b88c88a595bbb33b/FLAG4a8bb0b36 [2023-12-19 04:15:22,948 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457db9604/d2c018dc2b084048b88c88a595bbb33b [2023-12-19 04:15:22,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 04:15:22,953 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 04:15:22,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 04:15:22,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 04:15:22,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 04:15:22,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 04:15:22" (1/1) ... [2023-12-19 04:15:22,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa38f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:22, skipping insertion in model container [2023-12-19 04:15:22,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 04:15:22" (1/1) ... [2023-12-19 04:15:23,025 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 04:15:23,253 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label49.c[6430,6443] [2023-12-19 04:15:23,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 04:15:23,641 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 04:15:23,666 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem15_label49.c[6430,6443] [2023-12-19 04:15:23,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 04:15:23,817 INFO L206 MainTranslator]: Completed translation [2023-12-19 04:15:23,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23 WrapperNode [2023-12-19 04:15:23,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 04:15:23,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 04:15:23,820 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 04:15:23,820 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 04:15:23,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:23,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,028 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1760 [2023-12-19 04:15:24,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 04:15:24,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 04:15:24,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 04:15:24,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 04:15:24,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,062 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,116 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]. [2023-12-19 04:15:24,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 04:15:24,361 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 04:15:24,361 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 04:15:24,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 04:15:24,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (1/1) ... [2023-12-19 04:15:24,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 04:15:24,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:15:24,383 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) [2023-12-19 04:15:24,418 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 [2023-12-19 04:15:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 04:15:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 04:15:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 04:15:24,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 04:15:24,485 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 04:15:24,487 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 04:15:26,759 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 04:15:26,799 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 04:15:26,799 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 04:15:26,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 04:15:26 BoogieIcfgContainer [2023-12-19 04:15:26,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 04:15:26,802 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 04:15:26,802 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 04:15:26,805 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 04:15:26,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 04:15:22" (1/3) ... [2023-12-19 04:15:26,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18bfaab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 04:15:26, skipping insertion in model container [2023-12-19 04:15:26,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:15:23" (2/3) ... [2023-12-19 04:15:26,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18bfaab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 04:15:26, skipping insertion in model container [2023-12-19 04:15:26,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 04:15:26" (3/3) ... [2023-12-19 04:15:26,807 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label49.c [2023-12-19 04:15:26,823 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 04:15:26,823 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 04:15:26,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 04:15:26,874 INFO L357 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, mHoare=true, 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;@2ab24d0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 04:15:26,875 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 04:15:26,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 362 states, 360 states have (on average 1.9111111111111112) internal successors, (688), 361 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:26,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-19 04:15:26,886 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:26,887 INFO L195 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] [2023-12-19 04:15:26,887 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:26,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:26,892 INFO L85 PathProgramCache]: Analyzing trace with hash -825206426, now seen corresponding path program 1 times [2023-12-19 04:15:26,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:26,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438467273] [2023-12-19 04:15:26,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:26,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:27,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:27,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:27,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438467273] [2023-12-19 04:15:27,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438467273] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:27,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:27,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:15:27,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738494200] [2023-12-19 04:15:27,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:27,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 04:15:27,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:27,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 04:15:27,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 04:15:27,056 INFO L87 Difference]: Start difference. First operand has 362 states, 360 states have (on average 1.9111111111111112) internal successors, (688), 361 states have internal predecessors, (688), 0 states have call successors, (0), 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 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:27,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:27,134 INFO L93 Difference]: Finished difference Result 723 states and 1375 transitions. [2023-12-19 04:15:27,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 04:15:27,136 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2023-12-19 04:15:27,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:27,157 INFO L225 Difference]: With dead ends: 723 [2023-12-19 04:15:27,157 INFO L226 Difference]: Without dead ends: 360 [2023-12-19 04:15:27,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 04:15:27,162 INFO L413 NwaCegarLoop]: 623 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:27,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 623 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 04:15:27,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2023-12-19 04:15:27,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360. [2023-12-19 04:15:27,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.7353760445682451) internal successors, (623), 359 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 623 transitions. [2023-12-19 04:15:27,213 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 623 transitions. Word has length 51 [2023-12-19 04:15:27,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:27,213 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 623 transitions. [2023-12-19 04:15:27,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 623 transitions. [2023-12-19 04:15:27,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-19 04:15:27,214 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:27,214 INFO L195 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] [2023-12-19 04:15:27,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 04:15:27,215 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:27,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:27,215 INFO L85 PathProgramCache]: Analyzing trace with hash 827939816, now seen corresponding path program 1 times [2023-12-19 04:15:27,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:27,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728950229] [2023-12-19 04:15:27,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:27,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:27,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:27,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:27,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728950229] [2023-12-19 04:15:27,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728950229] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:27,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:27,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:15:27,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547130507] [2023-12-19 04:15:27,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:27,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:27,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:27,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:27,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:27,357 INFO L87 Difference]: Start difference. First operand 360 states and 623 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:29,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:29,261 INFO L93 Difference]: Finished difference Result 1046 states and 1824 transitions. [2023-12-19 04:15:29,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:29,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2023-12-19 04:15:29,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:29,265 INFO L225 Difference]: With dead ends: 1046 [2023-12-19 04:15:29,265 INFO L226 Difference]: Without dead ends: 687 [2023-12-19 04:15:29,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:29,267 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 285 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 1214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:29,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 193 Invalid, 1214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-19 04:15:29,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2023-12-19 04:15:29,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 679. [2023-12-19 04:15:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 678 states have (on average 1.6106194690265487) internal successors, (1092), 678 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:29,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 1092 transitions. [2023-12-19 04:15:29,289 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 1092 transitions. Word has length 51 [2023-12-19 04:15:29,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:29,289 INFO L495 AbstractCegarLoop]: Abstraction has 679 states and 1092 transitions. [2023-12-19 04:15:29,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1092 transitions. [2023-12-19 04:15:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-19 04:15:29,292 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:29,292 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:29,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 04:15:29,293 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:29,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:29,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1065031383, now seen corresponding path program 1 times [2023-12-19 04:15:29,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:29,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193161433] [2023-12-19 04:15:29,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:29,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:29,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:29,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193161433] [2023-12-19 04:15:29,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193161433] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:29,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:29,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:15:29,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681226838] [2023-12-19 04:15:29,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:29,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:29,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:29,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:29,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:29,508 INFO L87 Difference]: Start difference. First operand 679 states and 1092 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:30,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:30,839 INFO L93 Difference]: Finished difference Result 1963 states and 3170 transitions. [2023-12-19 04:15:30,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:30,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 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 119 [2023-12-19 04:15:30,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:30,844 INFO L225 Difference]: With dead ends: 1963 [2023-12-19 04:15:30,845 INFO L226 Difference]: Without dead ends: 1285 [2023-12-19 04:15:30,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:30,847 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 282 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 800 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 1098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:30,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 358 Invalid, 1098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 800 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:15:30,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2023-12-19 04:15:30,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 1280. [2023-12-19 04:15:30,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1280 states, 1279 states have (on average 1.3956215793588742) internal successors, (1785), 1279 states have internal predecessors, (1785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1280 states and 1785 transitions. [2023-12-19 04:15:30,882 INFO L78 Accepts]: Start accepts. Automaton has 1280 states and 1785 transitions. Word has length 119 [2023-12-19 04:15:30,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:30,885 INFO L495 AbstractCegarLoop]: Abstraction has 1280 states and 1785 transitions. [2023-12-19 04:15:30,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1785 transitions. [2023-12-19 04:15:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-19 04:15:30,888 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:30,888 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:30,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 04:15:30,888 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:30,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:30,889 INFO L85 PathProgramCache]: Analyzing trace with hash -607771197, now seen corresponding path program 1 times [2023-12-19 04:15:30,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:30,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178906557] [2023-12-19 04:15:30,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:30,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:31,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:31,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178906557] [2023-12-19 04:15:31,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178906557] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:31,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:31,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:15:31,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612983928] [2023-12-19 04:15:31,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:31,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:31,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:31,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:31,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:31,084 INFO L87 Difference]: Start difference. First operand 1280 states and 1785 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:32,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:32,683 INFO L93 Difference]: Finished difference Result 3765 states and 5245 transitions. [2023-12-19 04:15:32,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:32,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 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 127 [2023-12-19 04:15:32,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:32,690 INFO L225 Difference]: With dead ends: 3765 [2023-12-19 04:15:32,690 INFO L226 Difference]: Without dead ends: 2486 [2023-12-19 04:15:32,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:32,692 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 276 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:32,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 634 Invalid, 1124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-19 04:15:32,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2486 states. [2023-12-19 04:15:32,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2486 to 2486. [2023-12-19 04:15:32,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2486 states, 2485 states have (on average 1.2446680080482897) internal successors, (3093), 2485 states have internal predecessors, (3093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2486 states and 3093 transitions. [2023-12-19 04:15:32,721 INFO L78 Accepts]: Start accepts. Automaton has 2486 states and 3093 transitions. Word has length 127 [2023-12-19 04:15:32,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:32,722 INFO L495 AbstractCegarLoop]: Abstraction has 2486 states and 3093 transitions. [2023-12-19 04:15:32,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:32,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 3093 transitions. [2023-12-19 04:15:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-19 04:15:32,724 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:32,724 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:32,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-19 04:15:32,724 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:32,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:32,724 INFO L85 PathProgramCache]: Analyzing trace with hash -2027027561, now seen corresponding path program 1 times [2023-12-19 04:15:32,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:32,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915137136] [2023-12-19 04:15:32,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:32,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:32,836 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:32,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:32,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915137136] [2023-12-19 04:15:32,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915137136] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:32,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:32,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:15:32,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709403836] [2023-12-19 04:15:32,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:32,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:32,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:32,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:32,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:32,838 INFO L87 Difference]: Start difference. First operand 2486 states and 3093 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 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) [2023-12-19 04:15:34,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:34,173 INFO L93 Difference]: Finished difference Result 6172 states and 7858 transitions. [2023-12-19 04:15:34,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:34,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 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 [2023-12-19 04:15:34,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:34,184 INFO L225 Difference]: With dead ends: 6172 [2023-12-19 04:15:34,185 INFO L226 Difference]: Without dead ends: 3687 [2023-12-19 04:15:34,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:34,190 INFO L413 NwaCegarLoop]: 323 mSDtfsCounter, 233 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 1138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:34,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 362 Invalid, 1138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:15:34,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3687 states. [2023-12-19 04:15:34,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3687 to 3386. [2023-12-19 04:15:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3386 states, 3385 states have (on average 1.2115214180206795) internal successors, (4101), 3385 states have internal predecessors, (4101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 4101 transitions. [2023-12-19 04:15:34,230 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 4101 transitions. Word has length 133 [2023-12-19 04:15:34,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:34,231 INFO L495 AbstractCegarLoop]: Abstraction has 3386 states and 4101 transitions. [2023-12-19 04:15:34,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 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) [2023-12-19 04:15:34,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 4101 transitions. [2023-12-19 04:15:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-19 04:15:34,233 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:34,233 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:34,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-19 04:15:34,233 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:34,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:34,233 INFO L85 PathProgramCache]: Analyzing trace with hash 826252920, now seen corresponding path program 1 times [2023-12-19 04:15:34,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:34,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937579524] [2023-12-19 04:15:34,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:34,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-12-19 04:15:34,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:34,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937579524] [2023-12-19 04:15:34,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937579524] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:34,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:34,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:15:34,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659181443] [2023-12-19 04:15:34,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:34,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:34,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:34,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:34,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:34,513 INFO L87 Difference]: Start difference. First operand 3386 states and 4101 transitions. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 2 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:36,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:36,182 INFO L93 Difference]: Finished difference Result 9171 states and 11159 transitions. [2023-12-19 04:15:36,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:36,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 2 states have internal predecessors, (199), 0 states have call successors, (0), 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 247 [2023-12-19 04:15:36,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:36,205 INFO L225 Difference]: With dead ends: 9171 [2023-12-19 04:15:36,205 INFO L226 Difference]: Without dead ends: 5786 [2023-12-19 04:15:36,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:36,212 INFO L413 NwaCegarLoop]: 269 mSDtfsCounter, 117 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 916 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:36,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 315 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 916 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-19 04:15:36,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5786 states. [2023-12-19 04:15:36,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5786 to 5185. [2023-12-19 04:15:36,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5185 states, 5184 states have (on average 1.177854938271605) internal successors, (6106), 5184 states have internal predecessors, (6106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5185 states to 5185 states and 6106 transitions. [2023-12-19 04:15:36,311 INFO L78 Accepts]: Start accepts. Automaton has 5185 states and 6106 transitions. Word has length 247 [2023-12-19 04:15:36,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:36,311 INFO L495 AbstractCegarLoop]: Abstraction has 5185 states and 6106 transitions. [2023-12-19 04:15:36,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 2 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 5185 states and 6106 transitions. [2023-12-19 04:15:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-12-19 04:15:36,316 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:36,316 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:36,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-19 04:15:36,317 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:36,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:36,317 INFO L85 PathProgramCache]: Analyzing trace with hash -944353768, now seen corresponding path program 1 times [2023-12-19 04:15:36,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:36,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838752807] [2023-12-19 04:15:36,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:36,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-19 04:15:36,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:36,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838752807] [2023-12-19 04:15:36,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838752807] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:36,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:36,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 04:15:36,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592838482] [2023-12-19 04:15:36,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:36,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:36,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:36,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:36,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:36,872 INFO L87 Difference]: Start difference. First operand 5185 states and 6106 transitions. Second operand has 3 states, 3 states have (on average 93.0) internal successors, (279), 2 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:38,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:38,192 INFO L93 Difference]: Finished difference Result 10668 states and 12522 transitions. [2023-12-19 04:15:38,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:38,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 2 states have internal predecessors, (279), 0 states have call successors, (0), 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 328 [2023-12-19 04:15:38,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:38,211 INFO L225 Difference]: With dead ends: 10668 [2023-12-19 04:15:38,212 INFO L226 Difference]: Without dead ends: 5484 [2023-12-19 04:15:38,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:38,220 INFO L413 NwaCegarLoop]: 322 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:38,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 357 Invalid, 894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 889 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:15:38,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5484 states. [2023-12-19 04:15:38,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5484 to 5484. [2023-12-19 04:15:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5484 states, 5483 states have (on average 1.1692504103592924) internal successors, (6411), 5483 states have internal predecessors, (6411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:38,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5484 states to 5484 states and 6411 transitions. [2023-12-19 04:15:38,315 INFO L78 Accepts]: Start accepts. Automaton has 5484 states and 6411 transitions. Word has length 328 [2023-12-19 04:15:38,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:38,315 INFO L495 AbstractCegarLoop]: Abstraction has 5484 states and 6411 transitions. [2023-12-19 04:15:38,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 2 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:38,316 INFO L276 IsEmpty]: Start isEmpty. Operand 5484 states and 6411 transitions. [2023-12-19 04:15:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2023-12-19 04:15:38,320 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:38,320 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:38,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-19 04:15:38,320 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:38,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:38,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1974727976, now seen corresponding path program 1 times [2023-12-19 04:15:38,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:38,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249584418] [2023-12-19 04:15:38,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:38,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:38,527 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-19 04:15:38,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:38,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249584418] [2023-12-19 04:15:38,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249584418] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:38,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:38,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:15:38,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143121607] [2023-12-19 04:15:38,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:38,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:38,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:38,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:38,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:38,532 INFO L87 Difference]: Start difference. First operand 5484 states and 6411 transitions. Second operand has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:40,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:40,083 INFO L93 Difference]: Finished difference Result 12761 states and 15151 transitions. [2023-12-19 04:15:40,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:40,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 0 states have call successors, (0), 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 338 [2023-12-19 04:15:40,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:40,105 INFO L225 Difference]: With dead ends: 12761 [2023-12-19 04:15:40,105 INFO L226 Difference]: Without dead ends: 7577 [2023-12-19 04:15:40,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:40,114 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 262 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 1115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:40,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 320 Invalid, 1115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-19 04:15:40,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2023-12-19 04:15:40,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 4882. [2023-12-19 04:15:40,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4882 states, 4881 states have (on average 1.1798811718910058) internal successors, (5759), 4881 states have internal predecessors, (5759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 4882 states and 5759 transitions. [2023-12-19 04:15:40,194 INFO L78 Accepts]: Start accepts. Automaton has 4882 states and 5759 transitions. Word has length 338 [2023-12-19 04:15:40,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:40,194 INFO L495 AbstractCegarLoop]: Abstraction has 4882 states and 5759 transitions. [2023-12-19 04:15:40,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 4882 states and 5759 transitions. [2023-12-19 04:15:40,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2023-12-19 04:15:40,198 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:40,198 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:40,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-19 04:15:40,199 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:40,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:40,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1636679303, now seen corresponding path program 1 times [2023-12-19 04:15:40,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:40,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150095525] [2023-12-19 04:15:40,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:40,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:40,417 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:40,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:40,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150095525] [2023-12-19 04:15:40,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150095525] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:40,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:40,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:15:40,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275823543] [2023-12-19 04:15:40,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:40,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:40,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:40,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:40,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:40,419 INFO L87 Difference]: Start difference. First operand 4882 states and 5759 transitions. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:41,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:41,796 INFO L93 Difference]: Finished difference Result 11269 states and 13600 transitions. [2023-12-19 04:15:41,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:41,796 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 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 403 [2023-12-19 04:15:41,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:41,812 INFO L225 Difference]: With dead ends: 11269 [2023-12-19 04:15:41,812 INFO L226 Difference]: Without dead ends: 6687 [2023-12-19 04:15:41,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:41,817 INFO L413 NwaCegarLoop]: 562 mSDtfsCounter, 248 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:41,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 600 Invalid, 1128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:15:41,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6687 states. [2023-12-19 04:15:41,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6687 to 6086. [2023-12-19 04:15:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6086 states, 6085 states have (on average 1.1625308134757601) internal successors, (7074), 6085 states have internal predecessors, (7074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:41,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6086 states to 6086 states and 7074 transitions. [2023-12-19 04:15:41,894 INFO L78 Accepts]: Start accepts. Automaton has 6086 states and 7074 transitions. Word has length 403 [2023-12-19 04:15:41,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:41,895 INFO L495 AbstractCegarLoop]: Abstraction has 6086 states and 7074 transitions. [2023-12-19 04:15:41,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 6086 states and 7074 transitions. [2023-12-19 04:15:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2023-12-19 04:15:41,899 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:41,899 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:41,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-19 04:15:41,899 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:41,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:41,900 INFO L85 PathProgramCache]: Analyzing trace with hash -373467513, now seen corresponding path program 1 times [2023-12-19 04:15:41,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:41,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595412819] [2023-12-19 04:15:41,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:41,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-19 04:15:42,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:42,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595412819] [2023-12-19 04:15:42,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595412819] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:42,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:15:42,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:15:42,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698091690] [2023-12-19 04:15:42,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:42,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:42,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:42,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:42,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:42,113 INFO L87 Difference]: Start difference. First operand 6086 states and 7074 transitions. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:43,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:43,573 INFO L93 Difference]: Finished difference Result 13666 states and 16217 transitions. [2023-12-19 04:15:43,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:43,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 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 420 [2023-12-19 04:15:43,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:43,592 INFO L225 Difference]: With dead ends: 13666 [2023-12-19 04:15:43,592 INFO L226 Difference]: Without dead ends: 7880 [2023-12-19 04:15:43,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:15:43,600 INFO L413 NwaCegarLoop]: 577 mSDtfsCounter, 248 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:43,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 614 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-19 04:15:43,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7880 states. [2023-12-19 04:15:43,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7880 to 7876. [2023-12-19 04:15:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7876 states, 7875 states have (on average 1.1452698412698412) internal successors, (9019), 7875 states have internal predecessors, (9019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7876 states to 7876 states and 9019 transitions. [2023-12-19 04:15:43,687 INFO L78 Accepts]: Start accepts. Automaton has 7876 states and 9019 transitions. Word has length 420 [2023-12-19 04:15:43,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:43,688 INFO L495 AbstractCegarLoop]: Abstraction has 7876 states and 9019 transitions. [2023-12-19 04:15:43,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 7876 states and 9019 transitions. [2023-12-19 04:15:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2023-12-19 04:15:43,691 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:43,692 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:43,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-19 04:15:43,692 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:43,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:43,693 INFO L85 PathProgramCache]: Analyzing trace with hash -999346633, now seen corresponding path program 1 times [2023-12-19 04:15:43,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:43,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146350385] [2023-12-19 04:15:43,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:43,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:44,236 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 50 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:44,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:44,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146350385] [2023-12-19 04:15:44,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146350385] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:15:44,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [883826493] [2023-12-19 04:15:44,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:44,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:15:44,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:15:44,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 04:15:44,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 04:15:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:44,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 04:15:44,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:15:49,725 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-12-19 04:15:49,891 WARN L667 sPolynomialRelations]: Constructing 256(two to the power of 8 dual juncts. [2023-12-19 04:15:50,037 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-12-19 04:15:50,056 WARN L667 sPolynomialRelations]: Constructing 64(two to the power of 6 dual juncts. [2023-12-19 04:15:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-12-19 04:15:50,802 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 04:15:50,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [883826493] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:15:50,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 04:15:50,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-12-19 04:15:50,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489520401] [2023-12-19 04:15:50,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:15:50,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:15:50,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:50,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:15:50,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:15:50,804 INFO L87 Difference]: Start difference. First operand 7876 states and 9019 transitions. Second operand has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:52,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:15:52,384 INFO L93 Difference]: Finished difference Result 19640 states and 22591 transitions. [2023-12-19 04:15:52,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:15:52,385 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 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 428 [2023-12-19 04:15:52,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:15:52,403 INFO L225 Difference]: With dead ends: 19640 [2023-12-19 04:15:52,403 INFO L226 Difference]: Without dead ends: 9672 [2023-12-19 04:15:52,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:15:52,415 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 301 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 870 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 1162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:15:52,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 587 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 870 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-19 04:15:52,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9672 states. [2023-12-19 04:15:52,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9672 to 9672. [2023-12-19 04:15:52,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9672 states, 9671 states have (on average 1.087891634784407) internal successors, (10521), 9671 states have internal predecessors, (10521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:52,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9672 states to 9672 states and 10521 transitions. [2023-12-19 04:15:52,541 INFO L78 Accepts]: Start accepts. Automaton has 9672 states and 10521 transitions. Word has length 428 [2023-12-19 04:15:52,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:15:52,542 INFO L495 AbstractCegarLoop]: Abstraction has 9672 states and 10521 transitions. [2023-12-19 04:15:52,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:15:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 9672 states and 10521 transitions. [2023-12-19 04:15:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2023-12-19 04:15:52,548 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:15:52,548 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:15:52,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-19 04:15:52,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-12-19 04:15:52,763 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:15:52,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:15:52,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1294462979, now seen corresponding path program 1 times [2023-12-19 04:15:52,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:15:52,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448482220] [2023-12-19 04:15:52,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:52,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:15:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 350 proven. 106 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-19 04:15:54,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:15:54,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448482220] [2023-12-19 04:15:54,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448482220] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:15:54,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558070836] [2023-12-19 04:15:54,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:15:54,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:15:54,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:15:54,056 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 04:15:54,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 04:15:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:15:54,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-19 04:15:54,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:15:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 399 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:54,601 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 04:15:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 399 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 04:15:55,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558070836] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 04:15:55,487 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 04:15:55,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 10 [2023-12-19 04:15:55,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770182627] [2023-12-19 04:15:55,487 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 04:15:55,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 04:15:55,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:15:55,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 04:15:55,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-12-19 04:15:55,490 INFO L87 Difference]: Start difference. First operand 9672 states and 10521 transitions. Second operand has 10 states, 10 states have (on average 129.9) internal successors, (1299), 10 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:01,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:01,229 INFO L93 Difference]: Finished difference Result 25675 states and 27998 transitions. [2023-12-19 04:16:01,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-19 04:16:01,229 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 129.9) internal successors, (1299), 10 states have internal predecessors, (1299), 0 states have call successors, (0), 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 573 [2023-12-19 04:16:01,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:01,251 INFO L225 Difference]: With dead ends: 25675 [2023-12-19 04:16:01,251 INFO L226 Difference]: Without dead ends: 16303 [2023-12-19 04:16:01,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1168 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=139, Invalid=367, Unknown=0, NotChecked=0, Total=506 [2023-12-19 04:16:01,260 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 3154 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 7735 mSolverCounterSat, 1026 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3154 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 8761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1026 IncrementalHoareTripleChecker+Valid, 7735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:01,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3154 Valid, 345 Invalid, 8761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1026 Valid, 7735 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-12-19 04:16:01,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16303 states. [2023-12-19 04:16:01,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16303 to 14156. [2023-12-19 04:16:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14156 states, 14155 states have (on average 1.066266336983398) internal successors, (15093), 14155 states have internal predecessors, (15093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:01,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14156 states to 14156 states and 15093 transitions. [2023-12-19 04:16:01,403 INFO L78 Accepts]: Start accepts. Automaton has 14156 states and 15093 transitions. Word has length 573 [2023-12-19 04:16:01,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:01,404 INFO L495 AbstractCegarLoop]: Abstraction has 14156 states and 15093 transitions. [2023-12-19 04:16:01,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 129.9) internal successors, (1299), 10 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:01,405 INFO L276 IsEmpty]: Start isEmpty. Operand 14156 states and 15093 transitions. [2023-12-19 04:16:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2023-12-19 04:16:01,411 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:01,413 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:01,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-19 04:16:01,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-19 04:16:01,619 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:01,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:01,619 INFO L85 PathProgramCache]: Analyzing trace with hash -621338977, now seen corresponding path program 1 times [2023-12-19 04:16:01,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:01,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284248607] [2023-12-19 04:16:01,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:01,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 534 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2023-12-19 04:16:01,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:01,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284248607] [2023-12-19 04:16:01,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284248607] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:01,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:01,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:01,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772752646] [2023-12-19 04:16:01,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:01,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:01,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:01,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:01,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:01,985 INFO L87 Difference]: Start difference. First operand 14156 states and 15093 transitions. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:02,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:02,987 INFO L93 Difference]: Finished difference Result 31897 states and 33953 transitions. [2023-12-19 04:16:02,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:02,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 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 669 [2023-12-19 04:16:02,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:03,009 INFO L225 Difference]: With dead ends: 31897 [2023-12-19 04:16:03,009 INFO L226 Difference]: Without dead ends: 17742 [2023-12-19 04:16:03,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:03,021 INFO L413 NwaCegarLoop]: 536 mSDtfsCounter, 175 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:03,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 574 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-19 04:16:03,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17742 states. [2023-12-19 04:16:03,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17742 to 16845. [2023-12-19 04:16:03,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16845 states, 16844 states have (on average 1.0596057943481358) internal successors, (17848), 16844 states have internal predecessors, (17848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16845 states to 16845 states and 17848 transitions. [2023-12-19 04:16:03,182 INFO L78 Accepts]: Start accepts. Automaton has 16845 states and 17848 transitions. Word has length 669 [2023-12-19 04:16:03,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:03,183 INFO L495 AbstractCegarLoop]: Abstraction has 16845 states and 17848 transitions. [2023-12-19 04:16:03,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 16845 states and 17848 transitions. [2023-12-19 04:16:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2023-12-19 04:16:03,190 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:03,190 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:03,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-19 04:16:03,191 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:03,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:03,191 INFO L85 PathProgramCache]: Analyzing trace with hash -443045190, now seen corresponding path program 1 times [2023-12-19 04:16:03,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:03,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556792595] [2023-12-19 04:16:03,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:03,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:03,736 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2023-12-19 04:16:03,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:03,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556792595] [2023-12-19 04:16:03,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556792595] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:03,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:03,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:03,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485759415] [2023-12-19 04:16:03,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:03,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:03,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:03,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:03,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:03,740 INFO L87 Difference]: Start difference. First operand 16845 states and 17848 transitions. Second operand has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:05,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:05,051 INFO L93 Difference]: Finished difference Result 38209 states and 40653 transitions. [2023-12-19 04:16:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:05,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 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 700 [2023-12-19 04:16:05,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:05,074 INFO L225 Difference]: With dead ends: 38209 [2023-12-19 04:16:05,075 INFO L226 Difference]: Without dead ends: 21365 [2023-12-19 04:16:05,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:05,087 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 284 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 927 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:05,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 284 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 927 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-19 04:16:05,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21365 states. [2023-12-19 04:16:05,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21365 to 19559. [2023-12-19 04:16:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19559 states, 19558 states have (on average 1.0636568156253197) internal successors, (20803), 19558 states have internal predecessors, (20803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19559 states to 19559 states and 20803 transitions. [2023-12-19 04:16:05,317 INFO L78 Accepts]: Start accepts. Automaton has 19559 states and 20803 transitions. Word has length 700 [2023-12-19 04:16:05,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:05,318 INFO L495 AbstractCegarLoop]: Abstraction has 19559 states and 20803 transitions. [2023-12-19 04:16:05,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 19559 states and 20803 transitions. [2023-12-19 04:16:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2023-12-19 04:16:05,327 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:05,328 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:05,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-19 04:16:05,328 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:05,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:05,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1268879394, now seen corresponding path program 1 times [2023-12-19 04:16:05,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:05,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381552432] [2023-12-19 04:16:05,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:05,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2023-12-19 04:16:06,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:06,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381552432] [2023-12-19 04:16:06,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381552432] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:06,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:06,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 04:16:06,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623411854] [2023-12-19 04:16:06,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:06,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:16:06,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:06,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:16:06,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 04:16:06,013 INFO L87 Difference]: Start difference. First operand 19559 states and 20803 transitions. Second operand has 4 states, 4 states have (on average 110.0) internal successors, (440), 4 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:08,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:08,053 INFO L93 Difference]: Finished difference Result 46319 states and 49122 transitions. [2023-12-19 04:16:08,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:16:08,054 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 110.0) internal successors, (440), 4 states have internal predecessors, (440), 0 states have call successors, (0), 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 748 [2023-12-19 04:16:08,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:08,085 INFO L225 Difference]: With dead ends: 46319 [2023-12-19 04:16:08,085 INFO L226 Difference]: Without dead ends: 26761 [2023-12-19 04:16:08,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 04:16:08,102 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 522 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 2006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:08,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 96 Invalid, 2006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-19 04:16:08,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26761 states. [2023-12-19 04:16:08,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26761 to 21055. [2023-12-19 04:16:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21055 states, 21054 states have (on average 1.064500807447516) internal successors, (22412), 21054 states have internal predecessors, (22412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21055 states to 21055 states and 22412 transitions. [2023-12-19 04:16:08,323 INFO L78 Accepts]: Start accepts. Automaton has 21055 states and 22412 transitions. Word has length 748 [2023-12-19 04:16:08,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:08,324 INFO L495 AbstractCegarLoop]: Abstraction has 21055 states and 22412 transitions. [2023-12-19 04:16:08,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 110.0) internal successors, (440), 4 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 21055 states and 22412 transitions. [2023-12-19 04:16:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 832 [2023-12-19 04:16:08,338 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:08,338 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:08,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-19 04:16:08,338 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:08,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:08,339 INFO L85 PathProgramCache]: Analyzing trace with hash -201550159, now seen corresponding path program 1 times [2023-12-19 04:16:08,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:08,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388551545] [2023-12-19 04:16:08,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:08,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1310 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 1061 trivial. 0 not checked. [2023-12-19 04:16:08,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:08,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388551545] [2023-12-19 04:16:08,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388551545] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:08,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:08,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:08,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221162323] [2023-12-19 04:16:08,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:08,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:08,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:08,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:08,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:08,635 INFO L87 Difference]: Start difference. First operand 21055 states and 22412 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:09,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:09,788 INFO L93 Difference]: Finished difference Result 45396 states and 48379 transitions. [2023-12-19 04:16:09,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:09,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 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 831 [2023-12-19 04:16:09,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:09,811 INFO L225 Difference]: With dead ends: 45396 [2023-12-19 04:16:09,811 INFO L226 Difference]: Without dead ends: 21352 [2023-12-19 04:16:09,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:09,827 INFO L413 NwaCegarLoop]: 404 mSDtfsCounter, 398 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 789 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:09,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 416 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 789 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-19 04:16:09,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21352 states. [2023-12-19 04:16:10,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21352 to 20754. [2023-12-19 04:16:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20754 states, 20753 states have (on average 1.0508360237074157) internal successors, (21808), 20753 states have internal predecessors, (21808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20754 states to 20754 states and 21808 transitions. [2023-12-19 04:16:10,077 INFO L78 Accepts]: Start accepts. Automaton has 20754 states and 21808 transitions. Word has length 831 [2023-12-19 04:16:10,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:10,077 INFO L495 AbstractCegarLoop]: Abstraction has 20754 states and 21808 transitions. [2023-12-19 04:16:10,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 20754 states and 21808 transitions. [2023-12-19 04:16:10,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 845 [2023-12-19 04:16:10,090 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:10,090 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:10,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-19 04:16:10,090 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:10,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:10,091 INFO L85 PathProgramCache]: Analyzing trace with hash 25352468, now seen corresponding path program 1 times [2023-12-19 04:16:10,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:10,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140563039] [2023-12-19 04:16:10,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:10,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 1123 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-12-19 04:16:10,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:10,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140563039] [2023-12-19 04:16:10,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140563039] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:10,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:10,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:10,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674815827] [2023-12-19 04:16:10,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:10,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:10,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:10,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:10,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:10,546 INFO L87 Difference]: Start difference. First operand 20754 states and 21808 transitions. Second operand has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:11,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:11,632 INFO L93 Difference]: Finished difference Result 46289 states and 48730 transitions. [2023-12-19 04:16:11,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:11,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 0 states have call successors, (0), 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 844 [2023-12-19 04:16:11,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:11,666 INFO L225 Difference]: With dead ends: 46289 [2023-12-19 04:16:11,666 INFO L226 Difference]: Without dead ends: 25536 [2023-12-19 04:16:11,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:11,683 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 213 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 846 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:11,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 123 Invalid, 972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 846 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-19 04:16:11,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25536 states. [2023-12-19 04:16:11,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25536 to 22845. [2023-12-19 04:16:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22845 states, 22844 states have (on average 1.0492032918928385) internal successors, (23968), 22844 states have internal predecessors, (23968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22845 states to 22845 states and 23968 transitions. [2023-12-19 04:16:11,948 INFO L78 Accepts]: Start accepts. Automaton has 22845 states and 23968 transitions. Word has length 844 [2023-12-19 04:16:11,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:11,949 INFO L495 AbstractCegarLoop]: Abstraction has 22845 states and 23968 transitions. [2023-12-19 04:16:11,949 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 22845 states and 23968 transitions. [2023-12-19 04:16:11,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2023-12-19 04:16:11,961 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:11,961 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:11,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-19 04:16:11,961 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:11,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:11,962 INFO L85 PathProgramCache]: Analyzing trace with hash -2029996079, now seen corresponding path program 1 times [2023-12-19 04:16:11,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:11,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106848190] [2023-12-19 04:16:11,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:11,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:13,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 575 proven. 511 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-19 04:16:13,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:13,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106848190] [2023-12-19 04:16:13,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106848190] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:13,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198908360] [2023-12-19 04:16:13,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:13,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:16:13,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:16:13,019 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 04:16:13,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 04:16:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:13,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 04:16:13,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:16:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 710 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2023-12-19 04:16:13,405 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 04:16:13,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198908360] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:13,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 04:16:13,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-12-19 04:16:13,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358436001] [2023-12-19 04:16:13,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:13,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:13,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:13,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:13,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:16:13,407 INFO L87 Difference]: Start difference. First operand 22845 states and 23968 transitions. Second operand has 3 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:14,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:14,333 INFO L93 Difference]: Finished difference Result 44486 states and 46696 transitions. [2023-12-19 04:16:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:14,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 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 852 [2023-12-19 04:16:14,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:14,357 INFO L225 Difference]: With dead ends: 44486 [2023-12-19 04:16:14,357 INFO L226 Difference]: Without dead ends: 21642 [2023-12-19 04:16:14,370 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 856 GetRequests, 852 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:16:14,371 INFO L413 NwaCegarLoop]: 491 mSDtfsCounter, 189 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 788 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:14,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 523 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 788 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 04:16:14,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21642 states. [2023-12-19 04:16:14,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21642 to 21641. [2023-12-19 04:16:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21641 states, 21640 states have (on average 1.034981515711645) internal successors, (22397), 21640 states have internal predecessors, (22397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21641 states to 21641 states and 22397 transitions. [2023-12-19 04:16:14,556 INFO L78 Accepts]: Start accepts. Automaton has 21641 states and 22397 transitions. Word has length 852 [2023-12-19 04:16:14,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:14,556 INFO L495 AbstractCegarLoop]: Abstraction has 21641 states and 22397 transitions. [2023-12-19 04:16:14,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:14,557 INFO L276 IsEmpty]: Start isEmpty. Operand 21641 states and 22397 transitions. [2023-12-19 04:16:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 882 [2023-12-19 04:16:14,569 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:14,570 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:14,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-19 04:16:14,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-12-19 04:16:14,778 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:14,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:14,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1316611647, now seen corresponding path program 1 times [2023-12-19 04:16:14,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:14,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356738202] [2023-12-19 04:16:14,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:14,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 1161 trivial. 0 not checked. [2023-12-19 04:16:15,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:15,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356738202] [2023-12-19 04:16:15,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356738202] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:15,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:15,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:15,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780681547] [2023-12-19 04:16:15,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:15,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:15,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:15,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:15,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:15,090 INFO L87 Difference]: Start difference. First operand 21641 states and 22397 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:16,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:16,000 INFO L93 Difference]: Finished difference Result 46568 states and 48175 transitions. [2023-12-19 04:16:16,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:16,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 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 881 [2023-12-19 04:16:16,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:16,026 INFO L225 Difference]: With dead ends: 46568 [2023-12-19 04:16:16,026 INFO L226 Difference]: Without dead ends: 24928 [2023-12-19 04:16:16,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:16,039 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 335 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 834 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:16,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 176 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 834 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 04:16:16,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24928 states. [2023-12-19 04:16:16,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24928 to 23133. [2023-12-19 04:16:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23133 states, 23132 states have (on average 1.032163237074183) internal successors, (23876), 23132 states have internal predecessors, (23876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23133 states to 23133 states and 23876 transitions. [2023-12-19 04:16:16,267 INFO L78 Accepts]: Start accepts. Automaton has 23133 states and 23876 transitions. Word has length 881 [2023-12-19 04:16:16,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:16,268 INFO L495 AbstractCegarLoop]: Abstraction has 23133 states and 23876 transitions. [2023-12-19 04:16:16,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:16,268 INFO L276 IsEmpty]: Start isEmpty. Operand 23133 states and 23876 transitions. [2023-12-19 04:16:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2023-12-19 04:16:16,289 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:16,289 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:16,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-19 04:16:16,290 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:16,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:16,291 INFO L85 PathProgramCache]: Analyzing trace with hash -790241775, now seen corresponding path program 1 times [2023-12-19 04:16:16,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:16,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716655788] [2023-12-19 04:16:16,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:16,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:16,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 806 proven. 0 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2023-12-19 04:16:16,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:16,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716655788] [2023-12-19 04:16:16,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716655788] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:16,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:16,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:16,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621065016] [2023-12-19 04:16:16,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:16,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:16,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:16,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:16,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:16,747 INFO L87 Difference]: Start difference. First operand 23133 states and 23876 transitions. Second operand has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:17,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:17,792 INFO L93 Difference]: Finished difference Result 48955 states and 50529 transitions. [2023-12-19 04:16:17,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:17,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 0 states have call successors, (0), 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 945 [2023-12-19 04:16:17,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:17,818 INFO L225 Difference]: With dead ends: 48955 [2023-12-19 04:16:17,818 INFO L226 Difference]: Without dead ends: 25823 [2023-12-19 04:16:17,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:17,834 INFO L413 NwaCegarLoop]: 430 mSDtfsCounter, 143 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:17,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 448 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-19 04:16:17,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25823 states. [2023-12-19 04:16:17,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25823 to 22833. [2023-12-19 04:16:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22833 states, 22832 states have (on average 1.0309653118430273) internal successors, (23539), 22832 states have internal predecessors, (23539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22833 states to 22833 states and 23539 transitions. [2023-12-19 04:16:18,027 INFO L78 Accepts]: Start accepts. Automaton has 22833 states and 23539 transitions. Word has length 945 [2023-12-19 04:16:18,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:18,027 INFO L495 AbstractCegarLoop]: Abstraction has 22833 states and 23539 transitions. [2023-12-19 04:16:18,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.0) internal successors, (546), 3 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand 22833 states and 23539 transitions. [2023-12-19 04:16:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2023-12-19 04:16:18,040 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:18,040 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:18,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-19 04:16:18,041 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:18,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:18,041 INFO L85 PathProgramCache]: Analyzing trace with hash -811707926, now seen corresponding path program 1 times [2023-12-19 04:16:18,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:18,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471430258] [2023-12-19 04:16:18,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:18,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:18,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 853 proven. 0 refuted. 0 times theorem prover too weak. 996 trivial. 0 not checked. [2023-12-19 04:16:18,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:18,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471430258] [2023-12-19 04:16:18,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471430258] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:18,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:18,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 04:16:18,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513587544] [2023-12-19 04:16:18,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:18,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:16:18,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:18,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:16:18,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 04:16:18,502 INFO L87 Difference]: Start difference. First operand 22833 states and 23539 transitions. Second operand has 4 states, 4 states have (on average 120.0) internal successors, (480), 4 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:19,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:19,983 INFO L93 Difference]: Finished difference Result 48059 states and 49522 transitions. [2023-12-19 04:16:19,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:16:19,985 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 120.0) internal successors, (480), 4 states have internal predecessors, (480), 0 states have call successors, (0), 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 947 [2023-12-19 04:16:19,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:20,023 INFO L225 Difference]: With dead ends: 48059 [2023-12-19 04:16:20,023 INFO L226 Difference]: Without dead ends: 25227 [2023-12-19 04:16:20,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 04:16:20,042 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 539 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1420 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:20,042 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [539 Valid, 447 Invalid, 1646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1420 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:16:20,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25227 states. [2023-12-19 04:16:20,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25227 to 20426. [2023-12-19 04:16:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20426 states, 20425 states have (on average 1.0274663402692779) internal successors, (20986), 20425 states have internal predecessors, (20986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20426 states to 20426 states and 20986 transitions. [2023-12-19 04:16:20,286 INFO L78 Accepts]: Start accepts. Automaton has 20426 states and 20986 transitions. Word has length 947 [2023-12-19 04:16:20,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:20,287 INFO L495 AbstractCegarLoop]: Abstraction has 20426 states and 20986 transitions. [2023-12-19 04:16:20,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 120.0) internal successors, (480), 4 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:20,287 INFO L276 IsEmpty]: Start isEmpty. Operand 20426 states and 20986 transitions. [2023-12-19 04:16:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 980 [2023-12-19 04:16:20,302 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:20,303 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:20,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-19 04:16:20,303 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:20,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:20,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1877922504, now seen corresponding path program 1 times [2023-12-19 04:16:20,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:20,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400195592] [2023-12-19 04:16:20,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:20,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:21,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 1057 proven. 263 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2023-12-19 04:16:21,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:21,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400195592] [2023-12-19 04:16:21,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400195592] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:21,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461290214] [2023-12-19 04:16:21,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:21,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:16:21,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:16:21,977 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 04:16:21,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 04:16:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:22,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 04:16:22,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:16:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 930 proven. 416 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-12-19 04:16:23,985 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 04:16:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2023-12-19 04:16:24,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461290214] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:24,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-19 04:16:24,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 6] total 11 [2023-12-19 04:16:24,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533627519] [2023-12-19 04:16:24,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:24,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:16:24,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:24,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:16:24,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-12-19 04:16:24,387 INFO L87 Difference]: Start difference. First operand 20426 states and 20986 transitions. Second operand has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:25,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:25,873 INFO L93 Difference]: Finished difference Result 45344 states and 46549 transitions. [2023-12-19 04:16:25,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:16:25,875 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 0 states have call successors, (0), 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 979 [2023-12-19 04:16:25,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:25,904 INFO L225 Difference]: With dead ends: 45344 [2023-12-19 04:16:25,904 INFO L226 Difference]: Without dead ends: 24620 [2023-12-19 04:16:25,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1961 GetRequests, 1952 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-12-19 04:16:25,921 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 408 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:25,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 70 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:16:25,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24620 states. [2023-12-19 04:16:26,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24620 to 19215. [2023-12-19 04:16:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19215 states, 19214 states have (on average 1.0259186010200896) internal successors, (19712), 19214 states have internal predecessors, (19712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19215 states to 19215 states and 19712 transitions. [2023-12-19 04:16:26,119 INFO L78 Accepts]: Start accepts. Automaton has 19215 states and 19712 transitions. Word has length 979 [2023-12-19 04:16:26,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:26,119 INFO L495 AbstractCegarLoop]: Abstraction has 19215 states and 19712 transitions. [2023-12-19 04:16:26,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 151.0) internal successors, (604), 4 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:26,119 INFO L276 IsEmpty]: Start isEmpty. Operand 19215 states and 19712 transitions. [2023-12-19 04:16:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1003 [2023-12-19 04:16:26,136 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:26,136 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:26,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 04:16:26,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:16:26,342 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:26,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:26,343 INFO L85 PathProgramCache]: Analyzing trace with hash 2032947974, now seen corresponding path program 1 times [2023-12-19 04:16:26,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:26,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522781103] [2023-12-19 04:16:26,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:26,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 1258 proven. 263 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2023-12-19 04:16:28,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:28,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522781103] [2023-12-19 04:16:28,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522781103] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:28,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394925504] [2023-12-19 04:16:28,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:28,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:16:28,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:16:28,318 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 04:16:28,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 04:16:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:28,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 1184 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-19 04:16:28,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:16:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 1633 proven. 2 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2023-12-19 04:16:29,291 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 04:16:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 1484 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2023-12-19 04:16:29,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394925504] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:29,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-19 04:16:29,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 9 [2023-12-19 04:16:29,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760729039] [2023-12-19 04:16:29,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:29,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:16:29,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:29,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:16:29,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-12-19 04:16:29,933 INFO L87 Difference]: Start difference. First operand 19215 states and 19712 transitions. Second operand has 4 states, 4 states have (on average 146.25) internal successors, (585), 4 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:31,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:31,128 INFO L93 Difference]: Finished difference Result 38784 states and 39786 transitions. [2023-12-19 04:16:31,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 04:16:31,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 146.25) internal successors, (585), 4 states have internal predecessors, (585), 0 states have call successors, (0), 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 1002 [2023-12-19 04:16:31,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:31,146 INFO L225 Difference]: With dead ends: 38784 [2023-12-19 04:16:31,146 INFO L226 Difference]: Without dead ends: 19570 [2023-12-19 04:16:31,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2009 GetRequests, 2001 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-12-19 04:16:31,158 INFO L413 NwaCegarLoop]: 462 mSDtfsCounter, 417 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:31,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [417 Valid, 512 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-19 04:16:31,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19570 states. [2023-12-19 04:16:31,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19570 to 19215. [2023-12-19 04:16:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19215 states, 19214 states have (on average 1.0255542833350682) internal successors, (19705), 19214 states have internal predecessors, (19705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:31,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19215 states to 19215 states and 19705 transitions. [2023-12-19 04:16:31,313 INFO L78 Accepts]: Start accepts. Automaton has 19215 states and 19705 transitions. Word has length 1002 [2023-12-19 04:16:31,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:31,314 INFO L495 AbstractCegarLoop]: Abstraction has 19215 states and 19705 transitions. [2023-12-19 04:16:31,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 146.25) internal successors, (585), 4 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 19215 states and 19705 transitions. [2023-12-19 04:16:31,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1009 [2023-12-19 04:16:31,339 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:31,339 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:31,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-19 04:16:31,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-12-19 04:16:31,544 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:31,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:31,545 INFO L85 PathProgramCache]: Analyzing trace with hash -2091924518, now seen corresponding path program 1 times [2023-12-19 04:16:31,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:31,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147272367] [2023-12-19 04:16:31,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:31,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 1345 proven. 418 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-12-19 04:16:33,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:33,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147272367] [2023-12-19 04:16:33,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147272367] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:33,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92165043] [2023-12-19 04:16:33,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:33,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:16:33,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 04:16:33,273 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 04:16:33,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-19 04:16:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:33,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 1191 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-19 04:16:33,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 04:16:34,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 1451 proven. 252 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2023-12-19 04:16:34,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 04:16:35,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 1320 proven. 0 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2023-12-19 04:16:35,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92165043] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 04:16:35,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-19 04:16:35,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 5] total 11 [2023-12-19 04:16:35,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78117109] [2023-12-19 04:16:35,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:35,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 04:16:35,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:35,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 04:16:35,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-12-19 04:16:35,749 INFO L87 Difference]: Start difference. First operand 19215 states and 19705 transitions. Second operand has 4 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:37,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:37,182 INFO L93 Difference]: Finished difference Result 39628 states and 40633 transitions. [2023-12-19 04:16:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 04:16:37,183 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 0 states have call successors, (0), 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 1008 [2023-12-19 04:16:37,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:37,206 INFO L225 Difference]: With dead ends: 39628 [2023-12-19 04:16:37,206 INFO L226 Difference]: Without dead ends: 20414 [2023-12-19 04:16:37,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2020 GetRequests, 2011 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-12-19 04:16:37,218 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 412 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 1274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:37,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 56 Invalid, 1274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1103 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-19 04:16:37,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20414 states. [2023-12-19 04:16:37,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20414 to 18916. [2023-12-19 04:16:37,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18916 states, 18915 states have (on average 1.0256938937351308) internal successors, (19401), 18915 states have internal predecessors, (19401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18916 states to 18916 states and 19401 transitions. [2023-12-19 04:16:37,426 INFO L78 Accepts]: Start accepts. Automaton has 18916 states and 19401 transitions. Word has length 1008 [2023-12-19 04:16:37,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:37,427 INFO L495 AbstractCegarLoop]: Abstraction has 18916 states and 19401 transitions. [2023-12-19 04:16:37,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 18916 states and 19401 transitions. [2023-12-19 04:16:37,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2023-12-19 04:16:37,448 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:37,449 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:37,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-19 04:16:37,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 04:16:37,657 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:37,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:37,658 INFO L85 PathProgramCache]: Analyzing trace with hash -526771859, now seen corresponding path program 1 times [2023-12-19 04:16:37,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:37,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480694244] [2023-12-19 04:16:37,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:37,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1342 backedges. 1070 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-19 04:16:39,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:39,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480694244] [2023-12-19 04:16:39,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480694244] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:39,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:39,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 04:16:39,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664849781] [2023-12-19 04:16:39,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:39,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 04:16:39,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:39,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 04:16:39,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-19 04:16:39,271 INFO L87 Difference]: Start difference. First operand 18916 states and 19401 transitions. Second operand has 6 states, 6 states have (on average 123.5) internal successors, (741), 6 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:42,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:42,052 INFO L93 Difference]: Finished difference Result 53530 states and 54880 transitions. [2023-12-19 04:16:42,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-19 04:16:42,053 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 123.5) internal successors, (741), 6 states have internal predecessors, (741), 0 states have call successors, (0), 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 1012 [2023-12-19 04:16:42,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:42,088 INFO L225 Difference]: With dead ends: 53530 [2023-12-19 04:16:42,089 INFO L226 Difference]: Without dead ends: 34615 [2023-12-19 04:16:42,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2023-12-19 04:16:42,103 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1234 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 3303 mSolverCounterSat, 439 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1234 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 3742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 439 IncrementalHoareTripleChecker+Valid, 3303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:42,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1234 Valid, 209 Invalid, 3742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [439 Valid, 3303 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-12-19 04:16:42,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34615 states. [2023-12-19 04:16:42,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34615 to 19514. [2023-12-19 04:16:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19514 states, 19513 states have (on average 1.0252139599241532) internal successors, (20005), 19513 states have internal predecessors, (20005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19514 states to 19514 states and 20005 transitions. [2023-12-19 04:16:42,338 INFO L78 Accepts]: Start accepts. Automaton has 19514 states and 20005 transitions. Word has length 1012 [2023-12-19 04:16:42,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:42,339 INFO L495 AbstractCegarLoop]: Abstraction has 19514 states and 20005 transitions. [2023-12-19 04:16:42,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 123.5) internal successors, (741), 6 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:42,339 INFO L276 IsEmpty]: Start isEmpty. Operand 19514 states and 20005 transitions. [2023-12-19 04:16:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2023-12-19 04:16:42,356 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 04:16:42,356 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 04:16:42,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-12-19 04:16:42,356 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 04:16:42,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 04:16:42,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1482071076, now seen corresponding path program 1 times [2023-12-19 04:16:42,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 04:16:42,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472755065] [2023-12-19 04:16:42,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 04:16:42,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 04:16:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 04:16:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1734 backedges. 1250 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-12-19 04:16:43,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 04:16:43,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472755065] [2023-12-19 04:16:43,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472755065] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 04:16:43,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 04:16:43,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 04:16:43,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254875128] [2023-12-19 04:16:43,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 04:16:43,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 04:16:43,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 04:16:43,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 04:16:43,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:43,040 INFO L87 Difference]: Start difference. First operand 19514 states and 20005 transitions. Second operand has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:44,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 04:16:44,142 INFO L93 Difference]: Finished difference Result 42622 states and 43701 transitions. [2023-12-19 04:16:44,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 04:16:44,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 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 1030 [2023-12-19 04:16:44,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 04:16:44,143 INFO L225 Difference]: With dead ends: 42622 [2023-12-19 04:16:44,144 INFO L226 Difference]: Without dead ends: 0 [2023-12-19 04:16:44,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 04:16:44,157 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 189 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-19 04:16:44,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 502 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-19 04:16:44,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-19 04:16:44,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-19 04:16:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-19 04:16:44,158 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1030 [2023-12-19 04:16:44,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 04:16:44,158 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-19 04:16:44,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 04:16:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-19 04:16:44,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-19 04:16:44,160 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 04:16:44,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-12-19 04:16:44,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-19 04:16:49,800 WARN L293 SmtUtils]: Spent 5.63s on a formula simplification. DAG size of input: 600 DAG size of output: 570 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,194 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,195 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,196 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 173) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-12-19 04:16:52,197 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-12-19 04:16:52,198 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1668 1768) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,199 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,200 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,201 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,202 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1770(lines 1770 1786) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,203 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse3 (= 3 ~a2~0))) (let ((.cse22 (+ ~a29~0 16)) (.cse23 (not .cse3)) (.cse24 (div ~a29~0 5))) (let ((.cse18 (<= 0 (+ 146 ~a0~0))) (.cse12 (<= 0 (+ ~a0~0 60))) (.cse5 (<= (+ 51 ~a29~0) 0)) (.cse6 (or .cse23 (let ((.cse25 (+ 134675 .cse24))) (and (<= 0 .cse25) (or (not (= (mod ~a29~0 5) 0)) (< 0 .cse25)))))) (.cse19 (<= (+ 107 ~a0~0) 0)) (.cse7 (= 5 ~a2~0)) (.cse15 (= ~a2~0 4)) (.cse20 (<= (+ ~a0~0 99) 0)) (.cse11 (= 2 ~a2~0)) (.cse16 (<= (+ ~a0~0 147) 0)) (.cse17 (<= 44 ~a29~0)) (.cse8 (<= .cse24 190395)) (.cse13 (<= (+ ~a29~0 144) 0)) (.cse2 (<= .cse22 0)) (.cse0 (<= 0 (+ 97 ~a0~0))) (.cse14 (<= 0 (+ ~a29~0 15))) (.cse1 (<= 0 (+ ~a4~0 85))) (.cse21 (= ~a2~0 1)) (.cse9 (<= (+ 89 ~a4~0) 0)) (.cse10 (<= ~a29~0 599998)) (.cse4 (<= (+ ~a0~0 61) 0))) (or (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse3 .cse4)) .cse6) (and .cse7 .cse1 .cse8 .cse4) (and (<= 134656 ~a29~0) .cse9 .cse10 .cse4) (and .cse11 .cse12 .cse13) (and .cse14 .cse12 .cse10 .cse3) (and .cse0 .cse15 .cse8) (and .cse9 (<= (+ ~a29~0 107481) 0) .cse4) (and .cse7 .cse16) (and .cse17 .cse18 .cse10 .cse15) (and (or (and .cse19 .cse18 .cse15) (and .cse1 .cse20 .cse15)) .cse2) (and .cse7 .cse12 .cse10) (and (<= 0 (+ ~a29~0 127)) .cse9 .cse21 .cse5 (<= 0 (+ 44 ~a0~0))) (and .cse11 .cse1 .cse20 .cse10) (and .cse16 .cse21 .cse8) (and .cse19 .cse11 .cse17 .cse10) (and .cse11 .cse1 (<= ~a29~0 43) .cse4) (and .cse16 .cse10 .cse3) (and .cse21 .cse10 .cse4) (and .cse1 .cse20 .cse8 (< 0 .cse22) .cse3) (and .cse9 .cse5 .cse6 .cse3) (and .cse19 .cse2 .cse3) (and .cse7 .cse2) (and .cse1 .cse16 .cse15 .cse8) (and .cse20 .cse9) (and .cse11 .cse9 .cse10) (and .cse11 .cse1 .cse16) (and .cse0 .cse17 .cse9 .cse8 .cse3 .cse4) (and .cse21 .cse13) (and .cse0 .cse9 .cse2 .cse4) (and .cse0 .cse1 .cse14 .cse10 .cse3) (and .cse1 .cse21 .cse10) (and .cse23 .cse9 .cse10 .cse4))))) [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,204 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,205 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,206 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-12-19 04:16:52,207 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,208 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,208 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-12-19 04:16:52,208 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,208 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-12-19 04:16:52,210 INFO L445 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] [2023-12-19 04:16:52,211 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 04:16:52,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 04:16:52 BoogieIcfgContainer [2023-12-19 04:16:52,223 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 04:16:52,223 INFO L158 Benchmark]: Toolchain (without parser) took 89270.71ms. Allocated memory was 247.5MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 194.9MB in the beginning and 871.7MB in the end (delta: -676.7MB). Peak memory consumption was 953.5MB. Max. memory is 8.0GB. [2023-12-19 04:16:52,223 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 205.5MB. Free memory was 153.0MB in the beginning and 152.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 04:16:52,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.76ms. Allocated memory is still 247.5MB. Free memory was 194.4MB in the beginning and 195.4MB in the end (delta: -918.2kB). Peak memory consumption was 87.7MB. Max. memory is 8.0GB. [2023-12-19 04:16:52,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.49ms. Allocated memory is still 247.5MB. Free memory was 195.4MB in the beginning and 156.0MB in the end (delta: 39.3MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2023-12-19 04:16:52,224 INFO L158 Benchmark]: Boogie Preprocessor took 330.27ms. Allocated memory was 247.5MB in the beginning and 391.1MB in the end (delta: 143.7MB). Free memory was 156.0MB in the beginning and 317.0MB in the end (delta: -160.9MB). Peak memory consumption was 89.2MB. Max. memory is 8.0GB. [2023-12-19 04:16:52,224 INFO L158 Benchmark]: RCFGBuilder took 2439.59ms. Allocated memory is still 391.1MB. Free memory was 317.0MB in the beginning and 301.8MB in the end (delta: 15.2MB). Peak memory consumption was 145.2MB. Max. memory is 8.0GB. [2023-12-19 04:16:52,224 INFO L158 Benchmark]: TraceAbstraction took 85420.86ms. Allocated memory was 391.1MB in the beginning and 1.3GB in the end (delta: 911.2MB). Free memory was 300.7MB in the beginning and 871.7MB in the end (delta: -570.9MB). Peak memory consumption was 914.6MB. Max. memory is 8.0GB. [2023-12-19 04:16:52,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 205.5MB. Free memory was 153.0MB in the beginning and 152.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 864.76ms. Allocated memory is still 247.5MB. Free memory was 194.4MB in the beginning and 195.4MB in the end (delta: -918.2kB). Peak memory consumption was 87.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 209.49ms. Allocated memory is still 247.5MB. Free memory was 195.4MB in the beginning and 156.0MB in the end (delta: 39.3MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 330.27ms. Allocated memory was 247.5MB in the beginning and 391.1MB in the end (delta: 143.7MB). Free memory was 156.0MB in the beginning and 317.0MB in the end (delta: -160.9MB). Peak memory consumption was 89.2MB. Max. memory is 8.0GB. * RCFGBuilder took 2439.59ms. Allocated memory is still 391.1MB. Free memory was 317.0MB in the beginning and 301.8MB in the end (delta: 15.2MB). Peak memory consumption was 145.2MB. Max. memory is 8.0GB. * TraceAbstraction took 85420.86ms. Allocated memory was 391.1MB in the beginning and 1.3GB in the end (delta: 911.2MB). Free memory was 300.7MB in the beginning and 871.7MB in the end (delta: -570.9MB). Peak memory consumption was 914.6MB. Max. memory is 8.0GB. * 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 - PositiveResult [Line: 173]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 362 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 85.4s, OverallIterations: 26, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 40.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10969 SdHoareTripleChecker+Valid, 36.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10969 mSDsluCounter, 9744 SdHoareTripleChecker+Invalid, 31.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1171 mSDsCounter, 5680 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33224 IncrementalHoareTripleChecker+Invalid, 38904 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5680 mSolverCounterUnsat, 8573 mSDtfsCounter, 33224 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8515 GetRequests, 8429 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23133occurred in iteration=19, InterpolantAutomatonStates: 113, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.6s AutomataMinimizationTime, 26 MinimizatonAttempts, 50006 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 97 NumberOfFragments, 605 HoareAnnotationTreeSize, 1 FormulaSimplifications, 33910 FormulaSimplificationTreeSizeReduction, 5.6s HoareSimplificationTime, 1 FormulaSimplificationsInter, 14023 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 27.6s InterpolantComputationTime, 20508 NumberOfCodeBlocks, 20508 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 24034 ConstructedInterpolants, 0 QuantifiedInterpolants, 84545 SizeOfPredicates, 8 NumberOfNonLiveVariables, 5740 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 36 InterpolantComputations, 25 PerfectInterpolantSequences, 32878/35478 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((0 <= (97 + a0)) && (0 <= (a4 + 85))) && ((a29 + 16) <= 0)) && (3 == a2)) && ((a0 + 61) <= 0)) || ((((0 <= (97 + a0)) && ((51 + a29) <= 0)) && (3 == a2)) && ((a0 + 61) <= 0))) && (!((3 == a2)) || ((0 <= (134675 + (a29 / 5))) && (!(((a29 % 5) == 0)) || (0 < (134675 + (a29 / 5))))))) || ((((5 == a2) && (0 <= (a4 + 85))) && ((a29 / 5) <= 190395)) && ((a0 + 61) <= 0))) || ((((134656 <= a29) && ((89 + a4) <= 0)) && (a29 <= 599998)) && ((a0 + 61) <= 0))) || (((2 == a2) && (0 <= (a0 + 60))) && ((a29 + 144) <= 0))) || ((((0 <= (a29 + 15)) && (0 <= (a0 + 60))) && (a29 <= 599998)) && (3 == a2))) || (((0 <= (97 + a0)) && (a2 == 4)) && ((a29 / 5) <= 190395))) || ((((89 + a4) <= 0) && ((a29 + 107481) <= 0)) && ((a0 + 61) <= 0))) || ((5 == a2) && ((a0 + 147) <= 0))) || ((((44 <= a29) && (0 <= (146 + a0))) && (a29 <= 599998)) && (a2 == 4))) || ((((((107 + a0) <= 0) && (0 <= (146 + a0))) && (a2 == 4)) || (((0 <= (a4 + 85)) && ((a0 + 99) <= 0)) && (a2 == 4))) && ((a29 + 16) <= 0))) || (((5 == a2) && (0 <= (a0 + 60))) && (a29 <= 599998))) || (((((0 <= (a29 + 127)) && ((89 + a4) <= 0)) && (a2 == 1)) && ((51 + a29) <= 0)) && (0 <= (44 + a0)))) || ((((2 == a2) && (0 <= (a4 + 85))) && ((a0 + 99) <= 0)) && (a29 <= 599998))) || ((((a0 + 147) <= 0) && (a2 == 1)) && ((a29 / 5) <= 190395))) || (((((107 + a0) <= 0) && (2 == a2)) && (44 <= a29)) && (a29 <= 599998))) || ((((2 == a2) && (0 <= (a4 + 85))) && (a29 <= 43)) && ((a0 + 61) <= 0))) || ((((a0 + 147) <= 0) && (a29 <= 599998)) && (3 == a2))) || (((a2 == 1) && (a29 <= 599998)) && ((a0 + 61) <= 0))) || (((((0 <= (a4 + 85)) && ((a0 + 99) <= 0)) && ((a29 / 5) <= 190395)) && (0 < (a29 + 16))) && (3 == a2))) || (((((89 + a4) <= 0) && ((51 + a29) <= 0)) && (!((3 == a2)) || ((0 <= (134675 + (a29 / 5))) && (!(((a29 % 5) == 0)) || (0 < (134675 + (a29 / 5))))))) && (3 == a2))) || ((((107 + a0) <= 0) && ((a29 + 16) <= 0)) && (3 == a2))) || ((5 == a2) && ((a29 + 16) <= 0))) || ((((0 <= (a4 + 85)) && ((a0 + 147) <= 0)) && (a2 == 4)) && ((a29 / 5) <= 190395))) || (((a0 + 99) <= 0) && ((89 + a4) <= 0))) || (((2 == a2) && ((89 + a4) <= 0)) && (a29 <= 599998))) || (((2 == a2) && (0 <= (a4 + 85))) && ((a0 + 147) <= 0))) || ((((((0 <= (97 + a0)) && (44 <= a29)) && ((89 + a4) <= 0)) && ((a29 / 5) <= 190395)) && (3 == a2)) && ((a0 + 61) <= 0))) || ((a2 == 1) && ((a29 + 144) <= 0))) || ((((0 <= (97 + a0)) && ((89 + a4) <= 0)) && ((a29 + 16) <= 0)) && ((a0 + 61) <= 0))) || (((((0 <= (97 + a0)) && (0 <= (a4 + 85))) && (0 <= (a29 + 15))) && (a29 <= 599998)) && (3 == a2))) || (((0 <= (a4 + 85)) && (a2 == 1)) && (a29 <= 599998))) || (((!((3 == a2)) && ((89 + a4) <= 0)) && (a29 <= 599998)) && ((a0 + 61) <= 0))) RESULT: Ultimate proved your program to be correct! [2023-12-19 04:16:52,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...