/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/Problem11_label05.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 03:32:07,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 03:32:07,905 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 03:32:07,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 03:32:07,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 03:32:07,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 03:32:07,932 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 03:32:07,933 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 03:32:07,933 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 03:32:07,936 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 03:32:07,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 03:32:07,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 03:32:07,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 03:32:07,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 03:32:07,938 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 03:32:07,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 03:32:07,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 03:32:07,939 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 03:32:07,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 03:32:07,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 03:32:07,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 03:32:07,940 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 03:32:07,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 03:32:07,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 03:32:07,941 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 03:32:07,941 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 03:32:07,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 03:32:07,941 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 03:32:07,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 03:32:07,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 03:32:07,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 03:32:07,943 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 03:32:07,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 03:32:07,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 03:32:07,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 03:32:07,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 03:32:07,943 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 03:32:07,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 03:32:07,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 03:32:07,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 03:32:07,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 03:32:07,944 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 03:32:07,944 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 03:32:07,944 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 03:32:08,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 03:32:08,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 03:32:08,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 03:32:08,165 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 03:32:08,165 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 03:32:08,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label05.c [2023-12-19 03:32:09,269 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 03:32:09,473 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 03:32:09,473 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label05.c [2023-12-19 03:32:09,492 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc89fcac/11d52d4d8f444d1588f123f8f86294d3/FLAG4c55474b4 [2023-12-19 03:32:09,502 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc89fcac/11d52d4d8f444d1588f123f8f86294d3 [2023-12-19 03:32:09,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 03:32:09,504 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 03:32:09,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 03:32:09,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 03:32:09,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 03:32:09,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:32:09" (1/1) ... [2023-12-19 03:32:09,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184a25c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:09, skipping insertion in model container [2023-12-19 03:32:09,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:32:09" (1/1) ... [2023-12-19 03:32:09,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 03:32:09,748 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/Problem11_label05.c[9225,9238] [2023-12-19 03:32:09,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 03:32:09,913 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 03:32:09,946 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/Problem11_label05.c[9225,9238] [2023-12-19 03:32:10,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 03:32:10,088 INFO L206 MainTranslator]: Completed translation [2023-12-19 03:32:10,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10 WrapperNode [2023-12-19 03:32:10,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 03:32:10,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 03:32:10,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 03:32:10,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 03:32:10,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,172 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1000 [2023-12-19 03:32:10,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 03:32:10,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 03:32:10,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 03:32:10,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 03:32:10,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,200 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,249 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 03:32:10,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,284 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 03:32:10,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 03:32:10,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 03:32:10,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 03:32:10,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (1/1) ... [2023-12-19 03:32:10,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 03:32:10,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:10,362 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 03:32:10,377 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 03:32:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 03:32:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 03:32:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 03:32:10,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 03:32:10,427 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 03:32:10,429 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 03:32:11,608 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 03:32:11,652 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 03:32:11,652 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 03:32:11,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:32:11 BoogieIcfgContainer [2023-12-19 03:32:11,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 03:32:11,654 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 03:32:11,654 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 03:32:11,656 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 03:32:11,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 03:32:09" (1/3) ... [2023-12-19 03:32:11,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70ea9676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:32:11, skipping insertion in model container [2023-12-19 03:32:11,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:32:10" (2/3) ... [2023-12-19 03:32:11,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70ea9676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:32:11, skipping insertion in model container [2023-12-19 03:32:11,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:32:11" (3/3) ... [2023-12-19 03:32:11,658 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label05.c [2023-12-19 03:32:11,672 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 03:32:11,672 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 03:32:11,715 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 03:32:11,720 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;@7e1fed12, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 03:32:11,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 03:32:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 221 states, 219 states have (on average 1.917808219178082) internal successors, (420), 220 states have internal predecessors, (420), 0 states have call successors, (0), 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 03:32:11,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-19 03:32:11,732 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:11,733 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 03:32:11,733 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:11,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:11,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2030647519, now seen corresponding path program 1 times [2023-12-19 03:32:11,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:11,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229755893] [2023-12-19 03:32:11,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:11,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:11,921 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 03:32:11,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:11,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229755893] [2023-12-19 03:32:11,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229755893] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:11,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:11,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 03:32:11,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721451648] [2023-12-19 03:32:11,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:11,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 03:32:11,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:11,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 03:32:11,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 03:32:11,955 INFO L87 Difference]: Start difference. First operand has 221 states, 219 states have (on average 1.917808219178082) internal successors, (420), 220 states have internal predecessors, (420), 0 states have call successors, (0), 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 31.5) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 03:32:11,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:11,993 INFO L93 Difference]: Finished difference Result 441 states and 839 transitions. [2023-12-19 03:32:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 03:32:11,995 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 63 [2023-12-19 03:32:11,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:12,006 INFO L225 Difference]: With dead ends: 441 [2023-12-19 03:32:12,006 INFO L226 Difference]: Without dead ends: 219 [2023-12-19 03:32:12,009 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 03:32:12,014 INFO L413 NwaCegarLoop]: 355 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, 355 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 03:32:12,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 355 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 03:32:12,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-12-19 03:32:12,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2023-12-19 03:32:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 218 states have (on average 1.628440366972477) internal successors, (355), 218 states have internal predecessors, (355), 0 states have call successors, (0), 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 03:32:12,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 355 transitions. [2023-12-19 03:32:12,049 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 355 transitions. Word has length 63 [2023-12-19 03:32:12,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:12,049 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 355 transitions. [2023-12-19 03:32:12,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 03:32:12,050 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 355 transitions. [2023-12-19 03:32:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-19 03:32:12,051 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:12,051 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 03:32:12,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 03:32:12,051 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:12,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:12,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1202438421, now seen corresponding path program 1 times [2023-12-19 03:32:12,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:12,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79014432] [2023-12-19 03:32:12,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:12,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:12,249 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 03:32:12,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:12,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79014432] [2023-12-19 03:32:12,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79014432] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:12,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:12,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 03:32:12,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807083555] [2023-12-19 03:32:12,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:12,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:12,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:12,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:12,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:12,254 INFO L87 Difference]: Start difference. First operand 219 states and 355 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 03:32:13,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:13,017 INFO L93 Difference]: Finished difference Result 630 states and 1026 transitions. [2023-12-19 03:32:13,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:13,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 63 [2023-12-19 03:32:13,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:13,020 INFO L225 Difference]: With dead ends: 630 [2023-12-19 03:32:13,020 INFO L226 Difference]: Without dead ends: 412 [2023-12-19 03:32:13,021 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 03:32:13,022 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 160 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 536 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:13,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 155 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 536 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-19 03:32:13,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2023-12-19 03:32:13,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2023-12-19 03:32:13,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 411 states have (on average 1.4549878345498783) internal successors, (598), 411 states have internal predecessors, (598), 0 states have call successors, (0), 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 03:32:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 598 transitions. [2023-12-19 03:32:13,037 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 598 transitions. Word has length 63 [2023-12-19 03:32:13,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:13,038 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 598 transitions. [2023-12-19 03:32:13,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 03:32:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 598 transitions. [2023-12-19 03:32:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-19 03:32:13,041 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:13,041 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 03:32:13,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 03:32:13,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:13,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:13,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1841700557, now seen corresponding path program 1 times [2023-12-19 03:32:13,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:13,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205134150] [2023-12-19 03:32:13,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:13,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:13,251 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:13,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:13,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205134150] [2023-12-19 03:32:13,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205134150] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:13,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:13,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 03:32:13,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848228931] [2023-12-19 03:32:13,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:13,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:13,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:13,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:13,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:13,254 INFO L87 Difference]: Start difference. First operand 412 states and 598 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 03:32:13,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:13,938 INFO L93 Difference]: Finished difference Result 1210 states and 1762 transitions. [2023-12-19 03:32:13,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:13,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 131 [2023-12-19 03:32:13,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:13,942 INFO L225 Difference]: With dead ends: 1210 [2023-12-19 03:32:13,942 INFO L226 Difference]: Without dead ends: 799 [2023-12-19 03:32:13,943 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 03:32:13,944 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 144 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:13,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 116 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-19 03:32:13,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2023-12-19 03:32:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 788. [2023-12-19 03:32:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 788 states, 787 states have (on average 1.3761118170266835) internal successors, (1083), 787 states have internal predecessors, (1083), 0 states have call successors, (0), 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 03:32:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 1083 transitions. [2023-12-19 03:32:13,964 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 1083 transitions. Word has length 131 [2023-12-19 03:32:13,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:13,964 INFO L495 AbstractCegarLoop]: Abstraction has 788 states and 1083 transitions. [2023-12-19 03:32:13,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 03:32:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1083 transitions. [2023-12-19 03:32:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-19 03:32:13,966 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:13,967 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 03:32:13,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 03:32:13,967 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:13,967 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:13,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2101898409, now seen corresponding path program 1 times [2023-12-19 03:32:13,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:13,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324985898] [2023-12-19 03:32:13,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:13,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:14,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:14,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324985898] [2023-12-19 03:32:14,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324985898] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:14,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:14,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 03:32:14,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681340473] [2023-12-19 03:32:14,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:14,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:14,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:14,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:14,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:14,208 INFO L87 Difference]: Start difference. First operand 788 states and 1083 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 03:32:14,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:14,802 INFO L93 Difference]: Finished difference Result 1944 states and 2613 transitions. [2023-12-19 03:32:14,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:14,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2023-12-19 03:32:14,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:14,807 INFO L225 Difference]: With dead ends: 1944 [2023-12-19 03:32:14,808 INFO L226 Difference]: Without dead ends: 1157 [2023-12-19 03:32:14,809 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 03:32:14,809 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 120 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:14,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 188 Invalid, 569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 03:32:14,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2023-12-19 03:32:14,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1156. [2023-12-19 03:32:14,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1156 states, 1155 states have (on average 1.2718614718614718) internal successors, (1469), 1155 states have internal predecessors, (1469), 0 states have call successors, (0), 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 03:32:14,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1469 transitions. [2023-12-19 03:32:14,830 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1469 transitions. Word has length 132 [2023-12-19 03:32:14,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:14,830 INFO L495 AbstractCegarLoop]: Abstraction has 1156 states and 1469 transitions. [2023-12-19 03:32:14,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 03:32:14,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1469 transitions. [2023-12-19 03:32:14,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-19 03:32:14,836 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:14,837 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, 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] [2023-12-19 03:32:14,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-19 03:32:14,837 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:14,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:14,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1372983940, now seen corresponding path program 1 times [2023-12-19 03:32:14,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:14,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404894866] [2023-12-19 03:32:14,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:14,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:15,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:15,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404894866] [2023-12-19 03:32:15,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404894866] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:15,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:15,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 03:32:15,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866731850] [2023-12-19 03:32:15,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:15,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:15,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:15,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:15,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:15,050 INFO L87 Difference]: Start difference. First operand 1156 states and 1469 transitions. Second operand has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 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 03:32:15,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:15,620 INFO L93 Difference]: Finished difference Result 2518 states and 3351 transitions. [2023-12-19 03:32:15,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:15,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 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 190 [2023-12-19 03:32:15,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:15,626 INFO L225 Difference]: With dead ends: 2518 [2023-12-19 03:32:15,626 INFO L226 Difference]: Without dead ends: 1547 [2023-12-19 03:32:15,627 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 03:32:15,628 INFO L413 NwaCegarLoop]: 288 mSDtfsCounter, 171 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:15,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 319 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-19 03:32:15,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2023-12-19 03:32:15,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1544. [2023-12-19 03:32:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1544 states, 1543 states have (on average 1.2942320155541154) internal successors, (1997), 1543 states have internal predecessors, (1997), 0 states have call successors, (0), 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 03:32:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1544 states and 1997 transitions. [2023-12-19 03:32:15,650 INFO L78 Accepts]: Start accepts. Automaton has 1544 states and 1997 transitions. Word has length 190 [2023-12-19 03:32:15,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:15,651 INFO L495 AbstractCegarLoop]: Abstraction has 1544 states and 1997 transitions. [2023-12-19 03:32:15,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 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 03:32:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1997 transitions. [2023-12-19 03:32:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-19 03:32:15,653 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:15,653 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-12-19 03:32:15,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-19 03:32:15,653 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:15,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:15,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1643219767, now seen corresponding path program 1 times [2023-12-19 03:32:15,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:15,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658414744] [2023-12-19 03:32:15,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:15,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:15,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:15,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658414744] [2023-12-19 03:32:15,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658414744] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:15,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:15,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 03:32:15,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893217004] [2023-12-19 03:32:15,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:15,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:15,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:15,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:15,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:15,884 INFO L87 Difference]: Start difference. First operand 1544 states and 1997 transitions. Second operand has 3 states, 3 states have (on average 81.0) internal successors, (243), 3 states have internal predecessors, (243), 0 states have call successors, (0), 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 03:32:16,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:16,512 INFO L93 Difference]: Finished difference Result 3655 states and 4825 transitions. [2023-12-19 03:32:16,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:16,513 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.0) internal successors, (243), 3 states have internal predecessors, (243), 0 states have call successors, (0), 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 243 [2023-12-19 03:32:16,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:16,522 INFO L225 Difference]: With dead ends: 3655 [2023-12-19 03:32:16,522 INFO L226 Difference]: Without dead ends: 2296 [2023-12-19 03:32:16,524 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 03:32:16,525 INFO L413 NwaCegarLoop]: 317 mSDtfsCounter, 136 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:16,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 337 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 550 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 03:32:16,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2296 states. [2023-12-19 03:32:16,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2296 to 2099. [2023-12-19 03:32:16,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2099 states, 2098 states have (on average 1.2707340324118208) internal successors, (2666), 2098 states have internal predecessors, (2666), 0 states have call successors, (0), 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 03:32:16,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 2099 states and 2666 transitions. [2023-12-19 03:32:16,561 INFO L78 Accepts]: Start accepts. Automaton has 2099 states and 2666 transitions. Word has length 243 [2023-12-19 03:32:16,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:16,562 INFO L495 AbstractCegarLoop]: Abstraction has 2099 states and 2666 transitions. [2023-12-19 03:32:16,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.0) internal successors, (243), 3 states have internal predecessors, (243), 0 states have call successors, (0), 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 03:32:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2666 transitions. [2023-12-19 03:32:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-19 03:32:16,564 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:16,564 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, 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] [2023-12-19 03:32:16,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-19 03:32:16,565 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:16,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:16,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1443550765, now seen corresponding path program 1 times [2023-12-19 03:32:16,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:16,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936687487] [2023-12-19 03:32:16,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:16,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-19 03:32:16,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:16,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936687487] [2023-12-19 03:32:16,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936687487] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:16,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:16,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 03:32:16,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319427387] [2023-12-19 03:32:16,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:16,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:16,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:16,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:16,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:16,767 INFO L87 Difference]: Start difference. First operand 2099 states and 2666 transitions. Second operand has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 03:32:17,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:17,285 INFO L93 Difference]: Finished difference Result 4764 states and 6074 transitions. [2023-12-19 03:32:17,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:17,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 244 [2023-12-19 03:32:17,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:17,292 INFO L225 Difference]: With dead ends: 4764 [2023-12-19 03:32:17,293 INFO L226 Difference]: Without dead ends: 2666 [2023-12-19 03:32:17,295 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 03:32:17,298 INFO L413 NwaCegarLoop]: 322 mSDtfsCounter, 138 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:17,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 342 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-19 03:32:17,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2666 states. [2023-12-19 03:32:17,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2666 to 2651. [2023-12-19 03:32:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2651 states, 2650 states have (on average 1.2573584905660378) internal successors, (3332), 2650 states have internal predecessors, (3332), 0 states have call successors, (0), 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 03:32:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2651 states and 3332 transitions. [2023-12-19 03:32:17,337 INFO L78 Accepts]: Start accepts. Automaton has 2651 states and 3332 transitions. Word has length 244 [2023-12-19 03:32:17,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:17,338 INFO L495 AbstractCegarLoop]: Abstraction has 2651 states and 3332 transitions. [2023-12-19 03:32:17,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 03:32:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3332 transitions. [2023-12-19 03:32:17,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-19 03:32:17,340 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:17,340 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, 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, 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 03:32:17,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-19 03:32:17,341 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:17,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:17,341 INFO L85 PathProgramCache]: Analyzing trace with hash 360690852, now seen corresponding path program 1 times [2023-12-19 03:32:17,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:17,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227569725] [2023-12-19 03:32:17,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-19 03:32:17,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:17,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227569725] [2023-12-19 03:32:17,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227569725] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:17,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:17,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 03:32:17,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134741413] [2023-12-19 03:32:17,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:17,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:17,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:17,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:17,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:17,552 INFO L87 Difference]: Start difference. First operand 2651 states and 3332 transitions. Second operand has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 03:32:18,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:18,145 INFO L93 Difference]: Finished difference Result 6046 states and 7675 transitions. [2023-12-19 03:32:18,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:18,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 245 [2023-12-19 03:32:18,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:18,155 INFO L225 Difference]: With dead ends: 6046 [2023-12-19 03:32:18,155 INFO L226 Difference]: Without dead ends: 3396 [2023-12-19 03:32:18,159 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 03:32:18,161 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 133 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:18,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 376 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 03:32:18,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3396 states. [2023-12-19 03:32:18,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3396 to 3203. [2023-12-19 03:32:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3203 states, 3202 states have (on average 1.2467207995003122) internal successors, (3992), 3202 states have internal predecessors, (3992), 0 states have call successors, (0), 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 03:32:18,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 3203 states and 3992 transitions. [2023-12-19 03:32:18,212 INFO L78 Accepts]: Start accepts. Automaton has 3203 states and 3992 transitions. Word has length 245 [2023-12-19 03:32:18,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:18,213 INFO L495 AbstractCegarLoop]: Abstraction has 3203 states and 3992 transitions. [2023-12-19 03:32:18,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 0 states have call successors, (0), 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 03:32:18,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 3992 transitions. [2023-12-19 03:32:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-19 03:32:18,215 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:18,216 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, 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, 1, 1, 1, 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 03:32:18,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-19 03:32:18,216 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:18,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:18,216 INFO L85 PathProgramCache]: Analyzing trace with hash 295274290, now seen corresponding path program 1 times [2023-12-19 03:32:18,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:18,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070506983] [2023-12-19 03:32:18,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:18,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:18,528 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:18,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:18,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070506983] [2023-12-19 03:32:18,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070506983] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:18,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:18,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 03:32:18,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304554560] [2023-12-19 03:32:18,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:18,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 03:32:18,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:18,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 03:32:18,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 03:32:18,531 INFO L87 Difference]: Start difference. First operand 3203 states and 3992 transitions. Second operand has 4 states, 4 states have (on average 66.25) internal successors, (265), 4 states have internal predecessors, (265), 0 states have call successors, (0), 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 03:32:19,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:19,615 INFO L93 Difference]: Finished difference Result 11047 states and 13848 transitions. [2023-12-19 03:32:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 03:32:19,616 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 66.25) internal successors, (265), 4 states have internal predecessors, (265), 0 states have call successors, (0), 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 265 [2023-12-19 03:32:19,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:19,636 INFO L225 Difference]: With dead ends: 11047 [2023-12-19 03:32:19,637 INFO L226 Difference]: Without dead ends: 7845 [2023-12-19 03:32:19,641 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 03:32:19,641 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 272 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 1078 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 1215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:19,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 190 Invalid, 1215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1078 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-19 03:32:19,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7845 states. [2023-12-19 03:32:19,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7845 to 7472. [2023-12-19 03:32:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7472 states, 7471 states have (on average 1.201177887832954) internal successors, (8974), 7471 states have internal predecessors, (8974), 0 states have call successors, (0), 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 03:32:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7472 states to 7472 states and 8974 transitions. [2023-12-19 03:32:19,750 INFO L78 Accepts]: Start accepts. Automaton has 7472 states and 8974 transitions. Word has length 265 [2023-12-19 03:32:19,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:19,750 INFO L495 AbstractCegarLoop]: Abstraction has 7472 states and 8974 transitions. [2023-12-19 03:32:19,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 66.25) internal successors, (265), 4 states have internal predecessors, (265), 0 states have call successors, (0), 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 03:32:19,751 INFO L276 IsEmpty]: Start isEmpty. Operand 7472 states and 8974 transitions. [2023-12-19 03:32:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-19 03:32:19,754 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:19,754 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:32:19,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-19 03:32:19,754 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:19,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:19,755 INFO L85 PathProgramCache]: Analyzing trace with hash -508675542, now seen corresponding path program 1 times [2023-12-19 03:32:19,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:19,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660745431] [2023-12-19 03:32:19,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:19,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:19,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-12-19 03:32:19,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:19,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660745431] [2023-12-19 03:32:19,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660745431] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:19,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:19,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 03:32:19,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562290395] [2023-12-19 03:32:19,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:19,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:19,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:19,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:19,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 03:32:19,860 INFO L87 Difference]: Start difference. First operand 7472 states and 8974 transitions. Second operand has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 2 states have internal predecessors, (205), 0 states have call successors, (0), 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 03:32:20,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:20,456 INFO L93 Difference]: Finished difference Result 14539 states and 17485 transitions. [2023-12-19 03:32:20,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:20,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 2 states have internal predecessors, (205), 0 states have call successors, (0), 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 266 [2023-12-19 03:32:20,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:20,487 INFO L225 Difference]: With dead ends: 14539 [2023-12-19 03:32:20,488 INFO L226 Difference]: Without dead ends: 7068 [2023-12-19 03:32:20,495 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 03:32:20,497 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 114 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:20,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 150 Invalid, 592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-19 03:32:20,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7068 states. [2023-12-19 03:32:20,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7068 to 7067. [2023-12-19 03:32:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7067 states, 7066 states have (on average 1.1447778092272856) internal successors, (8089), 7066 states have internal predecessors, (8089), 0 states have call successors, (0), 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 03:32:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 8089 transitions. [2023-12-19 03:32:20,608 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 8089 transitions. Word has length 266 [2023-12-19 03:32:20,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:20,608 INFO L495 AbstractCegarLoop]: Abstraction has 7067 states and 8089 transitions. [2023-12-19 03:32:20,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 2 states have internal predecessors, (205), 0 states have call successors, (0), 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 03:32:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 8089 transitions. [2023-12-19 03:32:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-19 03:32:20,612 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:20,613 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:32:20,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-19 03:32:20,613 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:20,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:20,614 INFO L85 PathProgramCache]: Analyzing trace with hash -890112327, now seen corresponding path program 1 times [2023-12-19 03:32:20,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:20,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342375778] [2023-12-19 03:32:20,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:20,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:20,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:20,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342375778] [2023-12-19 03:32:20,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342375778] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:20,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:20,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 03:32:20,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517128769] [2023-12-19 03:32:20,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:20,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 03:32:20,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:20,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 03:32:20,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 03:32:20,924 INFO L87 Difference]: Start difference. First operand 7067 states and 8089 transitions. Second operand has 4 states, 4 states have (on average 68.75) internal successors, (275), 4 states have internal predecessors, (275), 0 states have call successors, (0), 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 03:32:22,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:22,059 INFO L93 Difference]: Finished difference Result 18560 states and 21348 transitions. [2023-12-19 03:32:22,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 03:32:22,060 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 68.75) internal successors, (275), 4 states have internal predecessors, (275), 0 states have call successors, (0), 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 275 [2023-12-19 03:32:22,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:22,090 INFO L225 Difference]: With dead ends: 18560 [2023-12-19 03:32:22,090 INFO L226 Difference]: Without dead ends: 11494 [2023-12-19 03:32:22,099 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 03:32:22,100 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 293 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 1070 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 1285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:22,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 103 Invalid, 1285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1070 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-19 03:32:22,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11494 states. [2023-12-19 03:32:22,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11494 to 10198. [2023-12-19 03:32:22,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10198 states, 10197 states have (on average 1.1447484554280671) internal successors, (11673), 10197 states have internal predecessors, (11673), 0 states have call successors, (0), 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 03:32:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10198 states to 10198 states and 11673 transitions. [2023-12-19 03:32:22,284 INFO L78 Accepts]: Start accepts. Automaton has 10198 states and 11673 transitions. Word has length 275 [2023-12-19 03:32:22,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:22,284 INFO L495 AbstractCegarLoop]: Abstraction has 10198 states and 11673 transitions. [2023-12-19 03:32:22,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 68.75) internal successors, (275), 4 states have internal predecessors, (275), 0 states have call successors, (0), 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 03:32:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 10198 states and 11673 transitions. [2023-12-19 03:32:22,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-12-19 03:32:22,289 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:22,289 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:32:22,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-19 03:32:22,289 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:22,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:22,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1977154707, now seen corresponding path program 1 times [2023-12-19 03:32:22,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:22,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720183427] [2023-12-19 03:32:22,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:22,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:22,894 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 185 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:22,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:22,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720183427] [2023-12-19 03:32:22,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720183427] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:22,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295758946] [2023-12-19 03:32:22,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:22,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:22,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:22,898 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 03:32:22,936 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 03:32:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:23,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-19 03:32:23,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 74 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:23,743 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 03:32:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 74 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:24,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295758946] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 03:32:24,636 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 03:32:24,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-12-19 03:32:24,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328033267] [2023-12-19 03:32:24,636 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 03:32:24,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-19 03:32:24,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:24,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-19 03:32:24,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2023-12-19 03:32:24,638 INFO L87 Difference]: Start difference. First operand 10198 states and 11673 transitions. Second operand has 11 states, 11 states have (on average 45.72727272727273) internal successors, (503), 10 states have internal predecessors, (503), 0 states have call successors, (0), 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 03:32:27,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:27,532 INFO L93 Difference]: Finished difference Result 23184 states and 26553 transitions. [2023-12-19 03:32:27,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-19 03:32:27,534 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 45.72727272727273) internal successors, (503), 10 states have internal predecessors, (503), 0 states have call successors, (0), 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 277 [2023-12-19 03:32:27,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:27,553 INFO L225 Difference]: With dead ends: 23184 [2023-12-19 03:32:27,553 INFO L226 Difference]: Without dead ends: 12975 [2023-12-19 03:32:27,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 549 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2023-12-19 03:32:27,565 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 1514 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 4414 mSolverCounterSat, 641 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 5055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 641 IncrementalHoareTripleChecker+Valid, 4414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:27,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1514 Valid, 134 Invalid, 5055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [641 Valid, 4414 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-19 03:32:27,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12975 states. [2023-12-19 03:32:27,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12975 to 11276. [2023-12-19 03:32:27,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11276 states, 11275 states have (on average 1.109711751662971) internal successors, (12512), 11275 states have internal predecessors, (12512), 0 states have call successors, (0), 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 03:32:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11276 states to 11276 states and 12512 transitions. [2023-12-19 03:32:27,686 INFO L78 Accepts]: Start accepts. Automaton has 11276 states and 12512 transitions. Word has length 277 [2023-12-19 03:32:27,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:27,686 INFO L495 AbstractCegarLoop]: Abstraction has 11276 states and 12512 transitions. [2023-12-19 03:32:27,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 45.72727272727273) internal successors, (503), 10 states have internal predecessors, (503), 0 states have call successors, (0), 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 03:32:27,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11276 states and 12512 transitions. [2023-12-19 03:32:27,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-12-19 03:32:27,691 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:27,692 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:32:27,700 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 03:32:27,897 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,SelfDestructingSolverStorable11 [2023-12-19 03:32:27,898 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:27,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:27,899 INFO L85 PathProgramCache]: Analyzing trace with hash -99442233, now seen corresponding path program 1 times [2023-12-19 03:32:27,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:27,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104618810] [2023-12-19 03:32:27,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:27,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:28,348 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 179 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:28,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:28,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104618810] [2023-12-19 03:32:28,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104618810] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:28,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119009934] [2023-12-19 03:32:28,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:28,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:28,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:28,350 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 03:32:28,400 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 03:32:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:28,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 03:32:28,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:28,783 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:28,783 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 03:32:28,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119009934] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:28,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 03:32:28,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-12-19 03:32:28,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005086028] [2023-12-19 03:32:28,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:28,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 03:32:28,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:28,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 03:32:28,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-19 03:32:28,785 INFO L87 Difference]: Start difference. First operand 11276 states and 12512 transitions. Second operand has 4 states, 4 states have (on average 74.0) internal successors, (296), 3 states have internal predecessors, (296), 0 states have call successors, (0), 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 03:32:29,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:29,618 INFO L93 Difference]: Finished difference Result 23107 states and 25621 transitions. [2023-12-19 03:32:29,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 03:32:29,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 74.0) internal successors, (296), 3 states have internal predecessors, (296), 0 states have call successors, (0), 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 296 [2023-12-19 03:32:29,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:29,635 INFO L225 Difference]: With dead ends: 23107 [2023-12-19 03:32:29,635 INFO L226 Difference]: Without dead ends: 11832 [2023-12-19 03:32:29,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-12-19 03:32:29,645 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 170 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:29,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 163 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 1034 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 03:32:29,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11832 states. [2023-12-19 03:32:29,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11832 to 11644. [2023-12-19 03:32:29,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11644 states, 11643 states have (on average 1.1072747573649404) internal successors, (12892), 11643 states have internal predecessors, (12892), 0 states have call successors, (0), 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 03:32:29,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11644 states to 11644 states and 12892 transitions. [2023-12-19 03:32:29,763 INFO L78 Accepts]: Start accepts. Automaton has 11644 states and 12892 transitions. Word has length 296 [2023-12-19 03:32:29,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:29,763 INFO L495 AbstractCegarLoop]: Abstraction has 11644 states and 12892 transitions. [2023-12-19 03:32:29,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 74.0) internal successors, (296), 3 states have internal predecessors, (296), 0 states have call successors, (0), 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 03:32:29,764 INFO L276 IsEmpty]: Start isEmpty. Operand 11644 states and 12892 transitions. [2023-12-19 03:32:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-12-19 03:32:29,772 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:29,772 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 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 03:32:29,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 03:32:29,980 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,SelfDestructingSolverStorable12 [2023-12-19 03:32:29,980 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:29,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:29,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1519403698, now seen corresponding path program 1 times [2023-12-19 03:32:29,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:29,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894545420] [2023-12-19 03:32:29,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:29,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 342 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:30,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:30,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894545420] [2023-12-19 03:32:30,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894545420] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:30,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598313495] [2023-12-19 03:32:30,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:30,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:30,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:30,444 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 03:32:30,471 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 03:32:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:30,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-19 03:32:30,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:30,697 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-19 03:32:30,697 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 03:32:30,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598313495] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:30,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 03:32:30,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-12-19 03:32:30,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620751264] [2023-12-19 03:32:30,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:30,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:30,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:30,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:30,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 03:32:30,699 INFO L87 Difference]: Start difference. First operand 11644 states and 12892 transitions. Second operand has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 03:32:31,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:31,255 INFO L93 Difference]: Finished difference Result 24027 states and 26573 transitions. [2023-12-19 03:32:31,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:31,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 334 [2023-12-19 03:32:31,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:31,273 INFO L225 Difference]: With dead ends: 24027 [2023-12-19 03:32:31,273 INFO L226 Difference]: Without dead ends: 12200 [2023-12-19 03:32:31,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 03:32:31,285 INFO L413 NwaCegarLoop]: 326 mSDtfsCounter, 98 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:31,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 345 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-19 03:32:31,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12200 states. [2023-12-19 03:32:31,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12200 to 11828. [2023-12-19 03:32:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11828 states, 11827 states have (on average 1.104591189650799) internal successors, (13064), 11827 states have internal predecessors, (13064), 0 states have call successors, (0), 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 03:32:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11828 states to 11828 states and 13064 transitions. [2023-12-19 03:32:31,406 INFO L78 Accepts]: Start accepts. Automaton has 11828 states and 13064 transitions. Word has length 334 [2023-12-19 03:32:31,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:31,406 INFO L495 AbstractCegarLoop]: Abstraction has 11828 states and 13064 transitions. [2023-12-19 03:32:31,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 03:32:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 11828 states and 13064 transitions. [2023-12-19 03:32:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2023-12-19 03:32:31,412 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:31,412 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, 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, 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] [2023-12-19 03:32:31,422 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 03:32:31,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:31,620 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:31,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:31,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1458348326, now seen corresponding path program 1 times [2023-12-19 03:32:31,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:31,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143868596] [2023-12-19 03:32:31,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:31,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:32,372 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 174 proven. 185 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-12-19 03:32:32,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:32,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143868596] [2023-12-19 03:32:32,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143868596] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:32,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [878320519] [2023-12-19 03:32:32,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:32,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:32,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:32,374 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 03:32:32,404 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 03:32:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:32,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 03:32:32,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:32,853 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-12-19 03:32:32,853 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 03:32:32,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [878320519] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:32,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 03:32:32,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2023-12-19 03:32:32,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256719786] [2023-12-19 03:32:32,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:32,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 03:32:32,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:32,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 03:32:32,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-12-19 03:32:32,855 INFO L87 Difference]: Start difference. First operand 11828 states and 13064 transitions. Second operand has 4 states, 4 states have (on average 66.75) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 03:32:33,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:33,586 INFO L93 Difference]: Finished difference Result 24026 states and 26510 transitions. [2023-12-19 03:32:33,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 03:32:33,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 66.75) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 350 [2023-12-19 03:32:33,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:33,600 INFO L225 Difference]: With dead ends: 24026 [2023-12-19 03:32:33,600 INFO L226 Difference]: Without dead ends: 12199 [2023-12-19 03:32:33,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-12-19 03:32:33,609 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 289 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:33,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 143 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-19 03:32:33,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12199 states. [2023-12-19 03:32:33,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12199 to 11276. [2023-12-19 03:32:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11276 states, 11275 states have (on average 1.1049223946784923) internal successors, (12458), 11275 states have internal predecessors, (12458), 0 states have call successors, (0), 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 03:32:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11276 states to 11276 states and 12458 transitions. [2023-12-19 03:32:33,716 INFO L78 Accepts]: Start accepts. Automaton has 11276 states and 12458 transitions. Word has length 350 [2023-12-19 03:32:33,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:33,716 INFO L495 AbstractCegarLoop]: Abstraction has 11276 states and 12458 transitions. [2023-12-19 03:32:33,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 66.75) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 03:32:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 11276 states and 12458 transitions. [2023-12-19 03:32:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-19 03:32:33,723 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:33,723 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:32:33,728 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 03:32:33,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-12-19 03:32:33,929 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:33,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:33,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1745773722, now seen corresponding path program 1 times [2023-12-19 03:32:33,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:33,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744576287] [2023-12-19 03:32:33,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:33,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:34,245 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:34,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:34,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744576287] [2023-12-19 03:32:34,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744576287] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:34,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377959726] [2023-12-19 03:32:34,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:34,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:34,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:34,247 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 03:32:34,249 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 03:32:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:34,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-19 03:32:34,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:34,690 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 03:32:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:35,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377959726] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 03:32:35,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 03:32:35,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 4] total 9 [2023-12-19 03:32:35,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129030864] [2023-12-19 03:32:35,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 03:32:35,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 03:32:35,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:35,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 03:32:35,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2023-12-19 03:32:35,606 INFO L87 Difference]: Start difference. First operand 11276 states and 12458 transitions. Second operand has 10 states, 10 states have (on average 78.6) internal successors, (786), 9 states have internal predecessors, (786), 0 states have call successors, (0), 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 03:32:38,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:38,206 INFO L93 Difference]: Finished difference Result 37292 states and 41050 transitions. [2023-12-19 03:32:38,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 03:32:38,206 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 78.6) internal successors, (786), 9 states have internal predecessors, (786), 0 states have call successors, (0), 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 361 [2023-12-19 03:32:38,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:38,240 INFO L225 Difference]: With dead ends: 37292 [2023-12-19 03:32:38,240 INFO L226 Difference]: Without dead ends: 26017 [2023-12-19 03:32:38,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 716 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2023-12-19 03:32:38,253 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 708 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 3636 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 3636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:38,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [708 Valid, 134 Invalid, 3995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 3636 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-19 03:32:38,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26017 states. [2023-12-19 03:32:38,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26017 to 23434. [2023-12-19 03:32:38,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23434 states, 23433 states have (on average 1.0960611103998634) internal successors, (25684), 23433 states have internal predecessors, (25684), 0 states have call successors, (0), 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 03:32:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23434 states to 23434 states and 25684 transitions. [2023-12-19 03:32:38,576 INFO L78 Accepts]: Start accepts. Automaton has 23434 states and 25684 transitions. Word has length 361 [2023-12-19 03:32:38,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:38,577 INFO L495 AbstractCegarLoop]: Abstraction has 23434 states and 25684 transitions. [2023-12-19 03:32:38,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 78.6) internal successors, (786), 9 states have internal predecessors, (786), 0 states have call successors, (0), 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 03:32:38,577 INFO L276 IsEmpty]: Start isEmpty. Operand 23434 states and 25684 transitions. [2023-12-19 03:32:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2023-12-19 03:32:38,585 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:38,585 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, 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, 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 03:32:38,593 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-19 03:32:38,790 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,SelfDestructingSolverStorable15 [2023-12-19 03:32:38,791 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:38,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1520819071, now seen corresponding path program 1 times [2023-12-19 03:32:38,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:38,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712670328] [2023-12-19 03:32:38,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:38,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:39,459 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 370 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:39,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:39,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712670328] [2023-12-19 03:32:39,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712670328] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:39,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121859599] [2023-12-19 03:32:39,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:39,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:39,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:39,461 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 03:32:39,484 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 03:32:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:39,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-19 03:32:39,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 185 proven. 179 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-12-19 03:32:40,298 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 03:32:41,507 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-12-19 03:32:41,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121859599] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:41,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-19 03:32:41,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 3] total 8 [2023-12-19 03:32:41,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863434054] [2023-12-19 03:32:41,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:41,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 03:32:41,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:41,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 03:32:41,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-19 03:32:41,509 INFO L87 Difference]: Start difference. First operand 23434 states and 25684 transitions. Second operand has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 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 03:32:42,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:42,174 INFO L93 Difference]: Finished difference Result 48348 states and 53031 transitions. [2023-12-19 03:32:42,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 03:32:42,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 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 372 [2023-12-19 03:32:42,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:42,198 INFO L225 Difference]: With dead ends: 48348 [2023-12-19 03:32:42,198 INFO L226 Difference]: Without dead ends: 24915 [2023-12-19 03:32:42,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 747 GetRequests, 741 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-19 03:32:42,213 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 123 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:42,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 50 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-19 03:32:42,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24915 states. [2023-12-19 03:32:42,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24915 to 17542. [2023-12-19 03:32:42,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17542 states, 17541 states have (on average 1.086027022404652) internal successors, (19050), 17541 states have internal predecessors, (19050), 0 states have call successors, (0), 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 03:32:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17542 states to 17542 states and 19050 transitions. [2023-12-19 03:32:42,405 INFO L78 Accepts]: Start accepts. Automaton has 17542 states and 19050 transitions. Word has length 372 [2023-12-19 03:32:42,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:42,405 INFO L495 AbstractCegarLoop]: Abstraction has 17542 states and 19050 transitions. [2023-12-19 03:32:42,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 92.33333333333333) internal successors, (277), 3 states have internal predecessors, (277), 0 states have call successors, (0), 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 03:32:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 17542 states and 19050 transitions. [2023-12-19 03:32:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2023-12-19 03:32:42,413 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:42,414 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 03:32:42,422 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 03:32:42,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-12-19 03:32:42,619 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:42,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:42,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1966509206, now seen corresponding path program 1 times [2023-12-19 03:32:42,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:42,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218776279] [2023-12-19 03:32:42,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:42,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 283 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:43,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:43,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218776279] [2023-12-19 03:32:43,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218776279] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:43,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104937153] [2023-12-19 03:32:43,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:43,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:43,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:43,334 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 03:32:43,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-19 03:32:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:43,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-19 03:32:43,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:44,438 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 283 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:44,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 03:32:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 283 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:46,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104937153] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 03:32:46,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 03:32:46,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2023-12-19 03:32:46,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143162983] [2023-12-19 03:32:46,180 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 03:32:46,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 03:32:46,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:46,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 03:32:46,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-12-19 03:32:46,182 INFO L87 Difference]: Start difference. First operand 17542 states and 19050 transitions. Second operand has 10 states, 10 states have (on average 73.3) internal successors, (733), 9 states have internal predecessors, (733), 0 states have call successors, (0), 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 03:32:48,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:48,463 INFO L93 Difference]: Finished difference Result 36223 states and 39283 transitions. [2023-12-19 03:32:48,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-19 03:32:48,464 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 73.3) internal successors, (733), 9 states have internal predecessors, (733), 0 states have call successors, (0), 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 414 [2023-12-19 03:32:48,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:48,483 INFO L225 Difference]: With dead ends: 36223 [2023-12-19 03:32:48,483 INFO L226 Difference]: Without dead ends: 19050 [2023-12-19 03:32:48,496 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 839 GetRequests, 824 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2023-12-19 03:32:48,496 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 1102 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 3617 mSolverCounterSat, 412 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 4029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 412 IncrementalHoareTripleChecker+Valid, 3617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:48,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1102 Valid, 104 Invalid, 4029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [412 Valid, 3617 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-19 03:32:48,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19050 states. [2023-12-19 03:32:48,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19050 to 14046. [2023-12-19 03:32:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14046 states, 14045 states have (on average 1.0810252758988963) internal successors, (15183), 14045 states have internal predecessors, (15183), 0 states have call successors, (0), 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 03:32:48,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14046 states to 14046 states and 15183 transitions. [2023-12-19 03:32:48,736 INFO L78 Accepts]: Start accepts. Automaton has 14046 states and 15183 transitions. Word has length 414 [2023-12-19 03:32:48,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:48,736 INFO L495 AbstractCegarLoop]: Abstraction has 14046 states and 15183 transitions. [2023-12-19 03:32:48,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 73.3) internal successors, (733), 9 states have internal predecessors, (733), 0 states have call successors, (0), 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 03:32:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 14046 states and 15183 transitions. [2023-12-19 03:32:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-12-19 03:32:48,745 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:48,745 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 03:32:48,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-19 03:32:48,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:48,952 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:48,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:48,953 INFO L85 PathProgramCache]: Analyzing trace with hash 204065922, now seen corresponding path program 1 times [2023-12-19 03:32:48,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:48,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367910003] [2023-12-19 03:32:48,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:48,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:49,155 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 409 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-12-19 03:32:49,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:49,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367910003] [2023-12-19 03:32:49,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367910003] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 03:32:49,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 03:32:49,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 03:32:49,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706905835] [2023-12-19 03:32:49,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:49,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 03:32:49,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:49,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 03:32:49,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 03:32:49,157 INFO L87 Difference]: Start difference. First operand 14046 states and 15183 transitions. Second operand has 4 states, 4 states have (on average 76.25) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 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 03:32:50,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:50,125 INFO L93 Difference]: Finished difference Result 34179 states and 36947 transitions. [2023-12-19 03:32:50,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 03:32:50,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 76.25) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 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 415 [2023-12-19 03:32:50,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:50,146 INFO L225 Difference]: With dead ends: 34179 [2023-12-19 03:32:50,146 INFO L226 Difference]: Without dead ends: 20134 [2023-12-19 03:32:50,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 03:32:50,157 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 211 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 1159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:50,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 60 Invalid, 1159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 03:32:50,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20134 states. [2023-12-19 03:32:50,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20134 to 19022. [2023-12-19 03:32:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19022 states, 19021 states have (on average 1.0806477051679722) internal successors, (20555), 19021 states have internal predecessors, (20555), 0 states have call successors, (0), 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 03:32:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19022 states to 19022 states and 20555 transitions. [2023-12-19 03:32:50,325 INFO L78 Accepts]: Start accepts. Automaton has 19022 states and 20555 transitions. Word has length 415 [2023-12-19 03:32:50,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:50,326 INFO L495 AbstractCegarLoop]: Abstraction has 19022 states and 20555 transitions. [2023-12-19 03:32:50,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 76.25) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 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 03:32:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 19022 states and 20555 transitions. [2023-12-19 03:32:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2023-12-19 03:32:50,337 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:50,337 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-12-19 03:32:50,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-19 03:32:50,337 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:50,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:50,338 INFO L85 PathProgramCache]: Analyzing trace with hash -750855781, now seen corresponding path program 1 times [2023-12-19 03:32:50,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:50,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893624513] [2023-12-19 03:32:50,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:50,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 154 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:51,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:51,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893624513] [2023-12-19 03:32:51,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893624513] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:51,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737311926] [2023-12-19 03:32:51,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:51,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:51,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:51,251 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 03:32:51,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-19 03:32:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:51,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 03:32:51,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-12-19 03:32:52,252 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 03:32:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-12-19 03:32:53,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1737311926] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:53,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-19 03:32:53,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 4] total 10 [2023-12-19 03:32:53,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753101942] [2023-12-19 03:32:53,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 03:32:53,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 03:32:53,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:32:53,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 03:32:53,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-12-19 03:32:53,374 INFO L87 Difference]: Start difference. First operand 19022 states and 20555 transitions. Second operand has 5 states, 5 states have (on average 64.4) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 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 03:32:54,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:32:54,261 INFO L93 Difference]: Finished difference Result 38403 states and 41570 transitions. [2023-12-19 03:32:54,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 03:32:54,262 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 64.4) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 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 475 [2023-12-19 03:32:54,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:32:54,282 INFO L225 Difference]: With dead ends: 38403 [2023-12-19 03:32:54,283 INFO L226 Difference]: Without dead ends: 19382 [2023-12-19 03:32:54,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 953 GetRequests, 944 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-12-19 03:32:54,294 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 349 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 03:32:54,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 38 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 760 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 03:32:54,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19382 states. [2023-12-19 03:32:54,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19382 to 16987. [2023-12-19 03:32:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16987 states, 16986 states have (on average 1.0788296243965618) internal successors, (18325), 16986 states have internal predecessors, (18325), 0 states have call successors, (0), 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 03:32:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16987 states to 16987 states and 18325 transitions. [2023-12-19 03:32:54,515 INFO L78 Accepts]: Start accepts. Automaton has 16987 states and 18325 transitions. Word has length 475 [2023-12-19 03:32:54,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:32:54,516 INFO L495 AbstractCegarLoop]: Abstraction has 16987 states and 18325 transitions. [2023-12-19 03:32:54,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 64.4) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 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 03:32:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 16987 states and 18325 transitions. [2023-12-19 03:32:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 705 [2023-12-19 03:32:54,535 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 03:32:54,535 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, 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, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 03:32:54,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-19 03:32:54,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:54,736 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 03:32:54,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 03:32:54,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1753678581, now seen corresponding path program 1 times [2023-12-19 03:32:54,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 03:32:54,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357055608] [2023-12-19 03:32:54,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:54,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 03:32:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 186 proven. 942 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:55,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 03:32:55,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357055608] [2023-12-19 03:32:55,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357055608] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 03:32:55,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576199856] [2023-12-19 03:32:55,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 03:32:55,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:32:55,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 03:32:55,721 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 03:32:55,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-19 03:32:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 03:32:55,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-19 03:32:55,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 03:32:56,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 62 proven. 1066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 03:32:56,552 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 03:33:00,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 771 proven. 233 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-12-19 03:33:00,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576199856] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 03:33:00,675 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 03:33:00,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 17 [2023-12-19 03:33:00,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579190877] [2023-12-19 03:33:00,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 03:33:00,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-12-19 03:33:00,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 03:33:00,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-12-19 03:33:00,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2023-12-19 03:33:00,678 INFO L87 Difference]: Start difference. First operand 16987 states and 18325 transitions. Second operand has 17 states, 17 states have (on average 116.88235294117646) internal successors, (1987), 17 states have internal predecessors, (1987), 0 states have call successors, (0), 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 03:33:05,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 03:33:05,582 INFO L93 Difference]: Finished difference Result 52794 states and 56889 transitions. [2023-12-19 03:33:05,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-19 03:33:05,582 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 116.88235294117646) internal successors, (1987), 17 states have internal predecessors, (1987), 0 states have call successors, (0), 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 704 [2023-12-19 03:33:05,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 03:33:05,583 INFO L225 Difference]: With dead ends: 52794 [2023-12-19 03:33:05,583 INFO L226 Difference]: Without dead ends: 0 [2023-12-19 03:33:05,599 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1428 GetRequests, 1405 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=181, Invalid=419, Unknown=0, NotChecked=0, Total=600 [2023-12-19 03:33:05,599 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 1995 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 6578 mSolverCounterSat, 731 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 7309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 731 IncrementalHoareTripleChecker+Valid, 6578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-12-19 03:33:05,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1995 Valid, 199 Invalid, 7309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [731 Valid, 6578 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-12-19 03:33:05,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-19 03:33:05,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-19 03:33:05,600 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 03:33:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-19 03:33:05,600 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 704 [2023-12-19 03:33:05,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 03:33:05,600 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-19 03:33:05,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 116.88235294117646) internal successors, (1987), 17 states have internal predecessors, (1987), 0 states have call successors, (0), 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 03:33:05,601 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-19 03:33:05,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-19 03:33:05,603 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 03:33:05,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-12-19 03:33:05,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 03:33:05,806 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-19 03:33:17,845 WARN L293 SmtUtils]: Spent 12.03s on a formula simplification. DAG size of input: 629 DAG size of output: 680 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,726 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,727 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,728 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,729 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,729 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,729 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,730 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1054) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,731 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,732 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse27 (* (- 1) ~a23~0))) (let ((.cse28 (div .cse27 5))) (let ((.cse29 (+ .cse28 1))) (let ((.cse1 (= ~a25~0 12)) (.cse22 (div ~a29~0 5)) (.cse26 (+ 1130118 (div .cse29 5))) (.cse19 (+ ~a23~0 43))) (let ((.cse21 (<= 214883 ~a29~0)) (.cse8 (<= ~a29~0 140)) (.cse16 (<= ~a25~0 10)) (.cse0 (<= .cse19 0)) (.cse6 (= ~a25~0 9)) (.cse11 (<= 0 (+ 909625 ~a23~0))) (.cse3 (= ~a4~0 0)) (.cse10 (<= 0 (+ 386869 ~a23~0))) (.cse15 (or (< 0 .cse26) (not (= (mod .cse29 5) 0)))) (.cse17 (or (< 0 (+ (div .cse27 25) 1130118)) (not (= (mod (* ~a23~0 4) 5) 0)) (not (= (mod .cse28 5) 0)))) (.cse20 (or (< ~a23~0 307) (< .cse22 138028))) (.cse18 (<= 0 .cse26)) (.cse23 (<= 0 (+ ~a23~0 42))) (.cse14 (or (= ~a25~0 13) .cse1)) (.cse13 (<= ~a29~0 275)) (.cse2 (<= 0 (+ ~a23~0 599772))) (.cse9 (= ~a25~0 11)) (.cse4 (= ~a3~0 1)) (.cse7 (= ~a4~0 1)) (.cse12 (<= ~a23~0 312)) (.cse5 (= ~a8~0 15)) (.cse24 (<= 246 ~a29~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (<= (+ ~a29~0 275802) 0) .cse6 .cse4 .cse7 .cse5) (and .cse0 .cse8 .cse9 .cse10 .cse4 .cse7 .cse5) (and .cse11 .cse3 (<= (+ ~a29~0 275824) 0) .cse6 .cse4 .cse12 .cse5) (and .cse13 .cse4 .cse7 .cse12 .cse5 .cse14) (and .cse8 .cse11 .cse15 .cse3 .cse16 .cse4 .cse17 .cse5 .cse18 (or (< 0 .cse19) (not .cse6))) (and .cse11 .cse9 .cse4 .cse20 .cse7 .cse21 .cse12 .cse5) (and .cse15 (<= .cse22 138027) .cse16 .cse4 .cse17 .cse7 (<= 312 ~a23~0) .cse5 .cse18) (and .cse0 .cse4 .cse7 .cse21 .cse5 (= ~a25~0 10)) (and .cse0 .cse2 .cse8 .cse16 .cse4 .cse7 .cse5) (and .cse3 .cse4 .cse20 .cse12 .cse5 .cse23 .cse14) (and .cse13 .cse1 (< 140 ~a29~0) .cse11 .cse3 .cse4 .cse12 .cse5) (and .cse8 .cse11 .cse3 .cse9 .cse4 .cse12 .cse5) (and .cse15 .cse9 .cse4 .cse17 (<= ~a29~0 220) .cse7 .cse5 .cse18 .cse23) (and .cse2 .cse3 .cse9 .cse4 .cse20 .cse12 .cse5 .cse24) (and .cse16 .cse4 .cse20 .cse7 .cse12 .cse5 .cse23) (and .cse9 .cse4 .cse20 .cse7 .cse12 .cse5 .cse23) (let ((.cse25 (+ (div ~a23~0 5) 301942))) (and (or (not (= (mod ~a23~0 5) 0)) (< 0 .cse25)) .cse12 (<= 0 .cse25) (or (and .cse13 .cse1 .cse3 .cse4 .cse5 .cse24) (and .cse0 .cse3 .cse6 (<= 10250 ~a29~0) .cse4 .cse5)))) (and .cse11 .cse4 .cse20 .cse7 .cse12 (<= ~a25~0 9) .cse5 .cse24) (and .cse15 .cse9 .cse4 .cse17 .cse20 .cse7 .cse5 .cse24 .cse18 .cse23) (and .cse13 .cse1 .cse15 .cse3 .cse10 .cse4 .cse17 .cse5 .cse18) (and .cse15 .cse4 .cse17 .cse20 .cse7 .cse5 .cse18 .cse23 .cse14) (and .cse13 .cse2 .cse9 .cse4 .cse7 .cse12 .cse5 .cse24))))))) [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,733 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,734 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,735 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2023-12-19 03:33:21,736 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,737 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,738 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,739 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2023-12-19 03:33:21,740 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,741 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,742 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,742 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2023-12-19 03:33:21,742 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2023-12-19 03:33:21,742 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,742 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,742 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2023-12-19 03:33:21,745 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] [2023-12-19 03:33:21,746 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 03:33:21,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 03:33:21 BoogieIcfgContainer [2023-12-19 03:33:21,777 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 03:33:21,777 INFO L158 Benchmark]: Toolchain (without parser) took 72272.96ms. Allocated memory was 186.6MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 134.3MB in the beginning and 892.6MB in the end (delta: -758.3MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2023-12-19 03:33:21,777 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 186.6MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 03:33:21,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.46ms. Allocated memory is still 186.6MB. Free memory was 134.3MB in the beginning and 143.2MB in the end (delta: -8.8MB). Peak memory consumption was 41.0MB. Max. memory is 8.0GB. [2023-12-19 03:33:21,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.75ms. Allocated memory is still 186.6MB. Free memory was 143.2MB in the beginning and 125.9MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-19 03:33:21,778 INFO L158 Benchmark]: Boogie Preprocessor took 161.71ms. Allocated memory is still 186.6MB. Free memory was 125.9MB in the beginning and 100.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2023-12-19 03:33:21,778 INFO L158 Benchmark]: RCFGBuilder took 1316.90ms. Allocated memory was 186.6MB in the beginning and 256.9MB in the end (delta: 70.3MB). Free memory was 100.7MB in the beginning and 202.7MB in the end (delta: -102.0MB). Peak memory consumption was 74.2MB. Max. memory is 8.0GB. [2023-12-19 03:33:21,778 INFO L158 Benchmark]: TraceAbstraction took 70123.36ms. Allocated memory was 256.9MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 202.2MB in the beginning and 892.6MB in the end (delta: -690.5MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2023-12-19 03:33:21,779 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 186.6MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 583.46ms. Allocated memory is still 186.6MB. Free memory was 134.3MB in the beginning and 143.2MB in the end (delta: -8.8MB). Peak memory consumption was 41.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 82.75ms. Allocated memory is still 186.6MB. Free memory was 143.2MB in the beginning and 125.9MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 161.71ms. Allocated memory is still 186.6MB. Free memory was 125.9MB in the beginning and 100.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1316.90ms. Allocated memory was 186.6MB in the beginning and 256.9MB in the end (delta: 70.3MB). Free memory was 100.7MB in the beginning and 202.7MB in the end (delta: -102.0MB). Peak memory consumption was 74.2MB. Max. memory is 8.0GB. * TraceAbstraction took 70123.36ms. Allocated memory was 256.9MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 202.2MB in the beginning and 892.6MB in the end (delta: -690.5MB). Peak memory consumption was 1.3GB. 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: 208]: 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, 221 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 70.0s, OverallIterations: 21, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 25.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8240 SdHoareTripleChecker+Valid, 22.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8240 mSDsluCounter, 4001 SdHoareTripleChecker+Invalid, 18.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 842 mSDsCounter, 3885 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29276 IncrementalHoareTripleChecker+Invalid, 33161 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3885 mSolverCounterUnsat, 3159 mSDtfsCounter, 29276 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6281 GetRequests, 6174 SyntacticMatches, 0 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23434occurred in iteration=16, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 21 MinimizatonAttempts, 23739 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 204 NumberOfFragments, 1058 HoareAnnotationTreeSize, 1 FormulaSimplifications, 56205 FormulaSimplificationTreeSizeReduction, 12.0s HoareSimplificationTime, 1 FormulaSimplificationsInter, 21387 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 22.4s InterpolantComputationTime, 9698 NumberOfCodeBlocks, 9698 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 12265 ConstructedInterpolants, 0 QuantifiedInterpolants, 82241 SizeOfPredicates, 21 NumberOfNonLiveVariables, 4755 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 36 InterpolantComputations, 17 PerfectInterpolantSequences, 8374/13180 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: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((a23 + 43) <= 0) && (a25 == 12)) && (0 <= (a23 + 599772))) && (a4 == 0)) && (a3 == 1)) && (a8 == 15)) || ((((((a29 + 275802) <= 0) && (a25 == 9)) && (a3 == 1)) && (a4 == 1)) && (a8 == 15))) || ((((((((a23 + 43) <= 0) && (a29 <= 140)) && (a25 == 11)) && (0 <= (386869 + a23))) && (a3 == 1)) && (a4 == 1)) && (a8 == 15))) || (((((((0 <= (909625 + a23)) && (a4 == 0)) && ((a29 + 275824) <= 0)) && (a25 == 9)) && (a3 == 1)) && (a23 <= 312)) && (a8 == 15))) || ((((((a29 <= 275) && (a3 == 1)) && (a4 == 1)) && (a23 <= 312)) && (a8 == 15)) && ((a25 == 13) || (a25 == 12)))) || ((((((((((a29 <= 140) && (0 <= (909625 + a23))) && ((0 < (1130118 + ((((-1 * a23) / 5) + 1) / 5))) || !((((((-1 * a23) / 5) + 1) % 5) == 0)))) && (a4 == 0)) && (a25 <= 10)) && (a3 == 1)) && (((0 < (((-1 * a23) / 25) + 1130118)) || !((((a23 * 4) % 5) == 0))) || !(((((-1 * a23) / 5) % 5) == 0)))) && (a8 == 15)) && (0 <= (1130118 + ((((-1 * a23) / 5) + 1) / 5)))) && ((0 < (a23 + 43)) || !((a25 == 9))))) || ((((((((0 <= (909625 + a23)) && (a25 == 11)) && (a3 == 1)) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a4 == 1)) && (214883 <= a29)) && (a23 <= 312)) && (a8 == 15))) || ((((((((((0 < (1130118 + ((((-1 * a23) / 5) + 1) / 5))) || !((((((-1 * a23) / 5) + 1) % 5) == 0))) && ((a29 / 5) <= 138027)) && (a25 <= 10)) && (a3 == 1)) && (((0 < (((-1 * a23) / 25) + 1130118)) || !((((a23 * 4) % 5) == 0))) || !(((((-1 * a23) / 5) % 5) == 0)))) && (a4 == 1)) && (312 <= a23)) && (a8 == 15)) && (0 <= (1130118 + ((((-1 * a23) / 5) + 1) / 5))))) || (((((((a23 + 43) <= 0) && (a3 == 1)) && (a4 == 1)) && (214883 <= a29)) && (a8 == 15)) && (a25 == 10))) || ((((((((a23 + 43) <= 0) && (0 <= (a23 + 599772))) && (a29 <= 140)) && (a25 <= 10)) && (a3 == 1)) && (a4 == 1)) && (a8 == 15))) || (((((((a4 == 0) && (a3 == 1)) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a23 <= 312)) && (a8 == 15)) && (0 <= (a23 + 42))) && ((a25 == 13) || (a25 == 12)))) || ((((((((a29 <= 275) && (a25 == 12)) && (140 < a29)) && (0 <= (909625 + a23))) && (a4 == 0)) && (a3 == 1)) && (a23 <= 312)) && (a8 == 15))) || (((((((a29 <= 140) && (0 <= (909625 + a23))) && (a4 == 0)) && (a25 == 11)) && (a3 == 1)) && (a23 <= 312)) && (a8 == 15))) || ((((((((((0 < (1130118 + ((((-1 * a23) / 5) + 1) / 5))) || !((((((-1 * a23) / 5) + 1) % 5) == 0))) && (a25 == 11)) && (a3 == 1)) && (((0 < (((-1 * a23) / 25) + 1130118)) || !((((a23 * 4) % 5) == 0))) || !(((((-1 * a23) / 5) % 5) == 0)))) && (a29 <= 220)) && (a4 == 1)) && (a8 == 15)) && (0 <= (1130118 + ((((-1 * a23) / 5) + 1) / 5)))) && (0 <= (a23 + 42)))) || ((((((((0 <= (a23 + 599772)) && (a4 == 0)) && (a25 == 11)) && (a3 == 1)) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a23 <= 312)) && (a8 == 15)) && (246 <= a29))) || (((((((a25 <= 10) && (a3 == 1)) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a4 == 1)) && (a23 <= 312)) && (a8 == 15)) && (0 <= (a23 + 42)))) || (((((((a25 == 11) && (a3 == 1)) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a4 == 1)) && (a23 <= 312)) && (a8 == 15)) && (0 <= (a23 + 42)))) || ((((!(((a23 % 5) == 0)) || (0 < ((a23 / 5) + 301942))) && (a23 <= 312)) && (0 <= ((a23 / 5) + 301942))) && (((((((a29 <= 275) && (a25 == 12)) && (a4 == 0)) && (a3 == 1)) && (a8 == 15)) && (246 <= a29)) || (((((((a23 + 43) <= 0) && (a4 == 0)) && (a25 == 9)) && (10250 <= a29)) && (a3 == 1)) && (a8 == 15))))) || ((((((((0 <= (909625 + a23)) && (a3 == 1)) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a4 == 1)) && (a23 <= 312)) && (a25 <= 9)) && (a8 == 15)) && (246 <= a29))) || (((((((((((0 < (1130118 + ((((-1 * a23) / 5) + 1) / 5))) || !((((((-1 * a23) / 5) + 1) % 5) == 0))) && (a25 == 11)) && (a3 == 1)) && (((0 < (((-1 * a23) / 25) + 1130118)) || !((((a23 * 4) % 5) == 0))) || !(((((-1 * a23) / 5) % 5) == 0)))) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a4 == 1)) && (a8 == 15)) && (246 <= a29)) && (0 <= (1130118 + ((((-1 * a23) / 5) + 1) / 5)))) && (0 <= (a23 + 42)))) || (((((((((a29 <= 275) && (a25 == 12)) && ((0 < (1130118 + ((((-1 * a23) / 5) + 1) / 5))) || !((((((-1 * a23) / 5) + 1) % 5) == 0)))) && (a4 == 0)) && (0 <= (386869 + a23))) && (a3 == 1)) && (((0 < (((-1 * a23) / 25) + 1130118)) || !((((a23 * 4) % 5) == 0))) || !(((((-1 * a23) / 5) % 5) == 0)))) && (a8 == 15)) && (0 <= (1130118 + ((((-1 * a23) / 5) + 1) / 5))))) || ((((((((((0 < (1130118 + ((((-1 * a23) / 5) + 1) / 5))) || !((((((-1 * a23) / 5) + 1) % 5) == 0))) && (a3 == 1)) && (((0 < (((-1 * a23) / 25) + 1130118)) || !((((a23 * 4) % 5) == 0))) || !(((((-1 * a23) / 5) % 5) == 0)))) && ((a23 < 307) || ((a29 / 5) < 138028))) && (a4 == 1)) && (a8 == 15)) && (0 <= (1130118 + ((((-1 * a23) / 5) + 1) / 5)))) && (0 <= (a23 + 42))) && ((a25 == 13) || (a25 == 12)))) || ((((((((a29 <= 275) && (0 <= (a23 + 599772))) && (a25 == 11)) && (a3 == 1)) && (a4 == 1)) && (a23 <= 312)) && (a8 == 15)) && (246 <= a29))) RESULT: Ultimate proved your program to be correct! [2023-12-19 03:33:21,795 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...