/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 false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-21 13:15:41,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-21 13:15:41,613 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-21 13:15:41,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-21 13:15:41,616 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-21 13:15:41,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-21 13:15:41,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-21 13:15:41,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-21 13:15:41,631 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-21 13:15:41,631 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-21 13:15:41,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-21 13:15:41,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-21 13:15:41,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-21 13:15:41,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-21 13:15:41,632 INFO L153 SettingsManager]: * Use SBE=true [2023-12-21 13:15:41,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-21 13:15:41,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-21 13:15:41,633 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-21 13:15:41,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-21 13:15:41,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-21 13:15:41,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-21 13:15:41,635 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-21 13:15:41,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-21 13:15:41,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-21 13:15:41,649 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-21 13:15:41,649 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-21 13:15:41,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-21 13:15:41,650 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-21 13:15:41,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-21 13:15:41,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-21 13:15:41,650 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-21 13:15:41,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-21 13:15:41,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-21 13:15:41,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-21 13:15:41,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-21 13:15:41,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-21 13:15:41,652 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-21 13:15:41,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-21 13:15:41,652 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-21 13:15:41,652 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-21 13:15:41,652 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-21 13:15:41,653 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-21 13:15:41,653 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-21 13:15:41,653 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-21 13:15:41,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-21 13:15:41,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-21 13:15:41,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-21 13:15:41,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-21 13:15:41,847 INFO L274 PluginConnector]: CDTParser initialized [2023-12-21 13:15:41,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-12-21 13:15:42,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-21 13:15:43,128 INFO L384 CDTParser]: Found 1 translation units. [2023-12-21 13:15:43,129 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-12-21 13:15:43,140 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66e93114/1fa816a657554fe9a330194a32c74840/FLAGdda966e01 [2023-12-21 13:15:43,150 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d66e93114/1fa816a657554fe9a330194a32c74840 [2023-12-21 13:15:43,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-21 13:15:43,152 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-21 13:15:43,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-21 13:15:43,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-21 13:15:43,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-21 13:15:43,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5e3815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43, skipping insertion in model container [2023-12-21 13:15:43,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,205 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-21 13:15:43,343 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[8112,8125] [2023-12-21 13:15:43,364 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14224,14237] [2023-12-21 13:15:43,371 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16311,16324] [2023-12-21 13:15:43,375 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17335,17348] [2023-12-21 13:15:43,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-21 13:15:43,476 INFO L202 MainTranslator]: Completed pre-run [2023-12-21 13:15:43,530 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[8112,8125] [2023-12-21 13:15:43,551 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14224,14237] [2023-12-21 13:15:43,573 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16311,16324] [2023-12-21 13:15:43,579 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17335,17348] [2023-12-21 13:15:43,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-21 13:15:43,690 INFO L206 MainTranslator]: Completed translation [2023-12-21 13:15:43,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43 WrapperNode [2023-12-21 13:15:43,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-21 13:15:43,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-21 13:15:43,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-21 13:15:43,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-21 13:15:43,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,723 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,793 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2570 [2023-12-21 13:15:43,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-21 13:15:43,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-21 13:15:43,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-21 13:15:43,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-21 13:15:43,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,807 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,839 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]. [2023-12-21 13:15:43,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-21 13:15:43,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-21 13:15:43,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-21 13:15:43,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-21 13:15:43,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (1/1) ... [2023-12-21 13:15:43,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-21 13:15:43,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:15:43,937 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) [2023-12-21 13:15:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-21 13:15:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-21 13:15:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-21 13:15:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-21 13:15:43,964 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 [2023-12-21 13:15:44,148 INFO L241 CfgBuilder]: Building ICFG [2023-12-21 13:15:44,149 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-21 13:15:45,093 INFO L282 CfgBuilder]: Performing block encoding [2023-12-21 13:15:45,133 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-21 13:15:45,133 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-21 13:15:45,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 01:15:45 BoogieIcfgContainer [2023-12-21 13:15:45,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-21 13:15:45,136 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-21 13:15:45,136 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-21 13:15:45,139 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-21 13:15:45,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 01:15:43" (1/3) ... [2023-12-21 13:15:45,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b8592c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 01:15:45, skipping insertion in model container [2023-12-21 13:15:45,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 01:15:43" (2/3) ... [2023-12-21 13:15:45,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12b8592c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 01:15:45, skipping insertion in model container [2023-12-21 13:15:45,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 01:15:45" (3/3) ... [2023-12-21 13:15:45,141 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-12-21 13:15:45,164 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-21 13:15:45,164 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-12-21 13:15:45,207 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-21 13:15:45,211 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;@1b036f00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-21 13:15:45,211 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-12-21 13:15:45,216 INFO L276 IsEmpty]: Start isEmpty. Operand has 439 states, 434 states have (on average 1.8617511520737327) internal successors, (808), 438 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-21 13:15:45,228 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:45,228 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] [2023-12-21 13:15:45,229 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:45,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:45,234 INFO L85 PathProgramCache]: Analyzing trace with hash 296688961, now seen corresponding path program 1 times [2023-12-21 13:15:45,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:45,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219685324] [2023-12-21 13:15:45,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:45,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:45,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:45,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219685324] [2023-12-21 13:15:45,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219685324] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:45,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:45,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:45,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109524183] [2023-12-21 13:15:45,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:45,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:45,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:45,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:45,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:45,595 INFO L87 Difference]: Start difference. First operand has 439 states, 434 states have (on average 1.8617511520737327) internal successors, (808), 438 states have internal predecessors, (808), 0 states have call successors, (0), 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 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:45,682 INFO L93 Difference]: Finished difference Result 685 states and 1209 transitions. [2023-12-21 13:15:45,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:45,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2023-12-21 13:15:45,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:45,709 INFO L225 Difference]: With dead ends: 685 [2023-12-21 13:15:45,709 INFO L226 Difference]: Without dead ends: 544 [2023-12-21 13:15:45,712 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 [2023-12-21 13:15:45,714 INFO L413 NwaCegarLoop]: 825 mSDtfsCounter, 421 mSDsluCounter, 523 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 1348 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:45,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [421 Valid, 1348 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:45,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2023-12-21 13:15:45,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 538. [2023-12-21 13:15:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 534 states have (on average 1.3426966292134832) internal successors, (717), 537 states have internal predecessors, (717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 717 transitions. [2023-12-21 13:15:45,753 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 717 transitions. Word has length 48 [2023-12-21 13:15:45,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:45,753 INFO L495 AbstractCegarLoop]: Abstraction has 538 states and 717 transitions. [2023-12-21 13:15:45,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 717 transitions. [2023-12-21 13:15:45,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-21 13:15:45,756 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:45,756 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] [2023-12-21 13:15:45,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-21 13:15:45,757 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:45,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:45,757 INFO L85 PathProgramCache]: Analyzing trace with hash 152491643, now seen corresponding path program 1 times [2023-12-21 13:15:45,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:45,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652270209] [2023-12-21 13:15:45,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:45,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:45,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:45,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652270209] [2023-12-21 13:15:45,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652270209] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:45,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:45,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:45,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351619406] [2023-12-21 13:15:45,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:45,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:45,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:45,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:45,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:45,816 INFO L87 Difference]: Start difference. First operand 538 states and 717 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:45,852 INFO L93 Difference]: Finished difference Result 953 states and 1327 transitions. [2023-12-21 13:15:45,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:45,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2023-12-21 13:15:45,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:45,854 INFO L225 Difference]: With dead ends: 953 [2023-12-21 13:15:45,854 INFO L226 Difference]: Without dead ends: 712 [2023-12-21 13:15:45,855 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 [2023-12-21 13:15:45,856 INFO L413 NwaCegarLoop]: 575 mSDtfsCounter, 238 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:45,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 1020 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:45,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2023-12-21 13:15:45,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 706. [2023-12-21 13:15:45,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 706 states, 702 states have (on average 1.3660968660968662) internal successors, (959), 705 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 959 transitions. [2023-12-21 13:15:45,872 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 959 transitions. Word has length 48 [2023-12-21 13:15:45,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:45,872 INFO L495 AbstractCegarLoop]: Abstraction has 706 states and 959 transitions. [2023-12-21 13:15:45,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 959 transitions. [2023-12-21 13:15:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-21 13:15:45,875 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:45,875 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] [2023-12-21 13:15:45,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-21 13:15:45,875 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:45,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:45,875 INFO L85 PathProgramCache]: Analyzing trace with hash -283473766, now seen corresponding path program 1 times [2023-12-21 13:15:45,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:45,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504410702] [2023-12-21 13:15:45,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:45,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:45,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:45,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504410702] [2023-12-21 13:15:45,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504410702] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:45,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:45,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:45,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505381057] [2023-12-21 13:15:45,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:45,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:45,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:45,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:45,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:45,947 INFO L87 Difference]: Start difference. First operand 706 states and 959 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:45,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:45,996 INFO L93 Difference]: Finished difference Result 1362 states and 1910 transitions. [2023-12-21 13:15:45,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:45,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2023-12-21 13:15:45,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:46,000 INFO L225 Difference]: With dead ends: 1362 [2023-12-21 13:15:46,000 INFO L226 Difference]: Without dead ends: 1033 [2023-12-21 13:15:46,001 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 [2023-12-21 13:15:46,001 INFO L413 NwaCegarLoop]: 618 mSDtfsCounter, 299 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:46,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 995 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:46,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2023-12-21 13:15:46,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1026. [2023-12-21 13:15:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 1022 states have (on average 1.3806262230919766) internal successors, (1411), 1025 states have internal predecessors, (1411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1411 transitions. [2023-12-21 13:15:46,014 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1411 transitions. Word has length 48 [2023-12-21 13:15:46,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:46,014 INFO L495 AbstractCegarLoop]: Abstraction has 1026 states and 1411 transitions. [2023-12-21 13:15:46,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1411 transitions. [2023-12-21 13:15:46,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-21 13:15:46,017 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:46,017 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] [2023-12-21 13:15:46,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-21 13:15:46,017 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:46,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:46,018 INFO L85 PathProgramCache]: Analyzing trace with hash -427757648, now seen corresponding path program 1 times [2023-12-21 13:15:46,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:46,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299813718] [2023-12-21 13:15:46,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:46,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:46,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:46,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299813718] [2023-12-21 13:15:46,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299813718] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:46,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:46,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-21 13:15:46,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017992994] [2023-12-21 13:15:46,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:46,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:46,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:46,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:46,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:46,097 INFO L87 Difference]: Start difference. First operand 1026 states and 1411 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:46,366 INFO L93 Difference]: Finished difference Result 2115 states and 2958 transitions. [2023-12-21 13:15:46,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:46,367 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2023-12-21 13:15:46,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:46,370 INFO L225 Difference]: With dead ends: 2115 [2023-12-21 13:15:46,370 INFO L226 Difference]: Without dead ends: 1253 [2023-12-21 13:15:46,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:46,377 INFO L413 NwaCegarLoop]: 298 mSDtfsCounter, 1698 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:46,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1698 Valid, 401 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:15:46,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2023-12-21 13:15:46,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 1243. [2023-12-21 13:15:46,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1243 states, 1239 states have (on average 1.393866020984665) internal successors, (1727), 1242 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1243 states and 1727 transitions. [2023-12-21 13:15:46,394 INFO L78 Accepts]: Start accepts. Automaton has 1243 states and 1727 transitions. Word has length 48 [2023-12-21 13:15:46,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:46,395 INFO L495 AbstractCegarLoop]: Abstraction has 1243 states and 1727 transitions. [2023-12-21 13:15:46,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1727 transitions. [2023-12-21 13:15:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-21 13:15:46,397 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:46,398 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] [2023-12-21 13:15:46,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-21 13:15:46,398 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:46,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:46,398 INFO L85 PathProgramCache]: Analyzing trace with hash 2032962725, now seen corresponding path program 1 times [2023-12-21 13:15:46,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:46,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695379592] [2023-12-21 13:15:46,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:46,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:46,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:46,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:46,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695379592] [2023-12-21 13:15:46,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695379592] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:46,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:46,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-21 13:15:46,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622896688] [2023-12-21 13:15:46,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:46,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:46,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:46,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:46,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:46,515 INFO L87 Difference]: Start difference. First operand 1243 states and 1727 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:46,729 INFO L93 Difference]: Finished difference Result 2641 states and 3720 transitions. [2023-12-21 13:15:46,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:46,730 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2023-12-21 13:15:46,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:46,733 INFO L225 Difference]: With dead ends: 2641 [2023-12-21 13:15:46,734 INFO L226 Difference]: Without dead ends: 1577 [2023-12-21 13:15:46,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:46,735 INFO L413 NwaCegarLoop]: 250 mSDtfsCounter, 1450 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:46,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1450 Valid, 344 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:15:46,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2023-12-21 13:15:46,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 1175. [2023-12-21 13:15:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 1171 states have (on average 1.3936806148590948) internal successors, (1632), 1174 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1632 transitions. [2023-12-21 13:15:46,751 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1632 transitions. Word has length 49 [2023-12-21 13:15:46,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:46,751 INFO L495 AbstractCegarLoop]: Abstraction has 1175 states and 1632 transitions. [2023-12-21 13:15:46,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:46,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1632 transitions. [2023-12-21 13:15:46,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-21 13:15:46,752 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:46,752 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] [2023-12-21 13:15:46,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-21 13:15:46,753 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:46,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:46,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1695508102, now seen corresponding path program 1 times [2023-12-21 13:15:46,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:46,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147120689] [2023-12-21 13:15:46,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:46,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:46,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:46,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:46,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147120689] [2023-12-21 13:15:46,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147120689] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:46,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:46,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-21 13:15:46,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332009949] [2023-12-21 13:15:46,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:46,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:46,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:46,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:46,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:46,815 INFO L87 Difference]: Start difference. First operand 1175 states and 1632 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:47,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:47,033 INFO L93 Difference]: Finished difference Result 2590 states and 3625 transitions. [2023-12-21 13:15:47,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:47,034 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2023-12-21 13:15:47,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:47,037 INFO L225 Difference]: With dead ends: 2590 [2023-12-21 13:15:47,038 INFO L226 Difference]: Without dead ends: 1532 [2023-12-21 13:15:47,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:47,039 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 1288 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1288 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:47,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1288 Valid, 318 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:15:47,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1532 states. [2023-12-21 13:15:47,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1532 to 1519. [2023-12-21 13:15:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1519 states, 1515 states have (on average 1.3887788778877888) internal successors, (2104), 1518 states have internal predecessors, (2104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2104 transitions. [2023-12-21 13:15:47,056 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2104 transitions. Word has length 49 [2023-12-21 13:15:47,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:47,056 INFO L495 AbstractCegarLoop]: Abstraction has 1519 states and 2104 transitions. [2023-12-21 13:15:47,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2104 transitions. [2023-12-21 13:15:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-21 13:15:47,057 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:47,057 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] [2023-12-21 13:15:47,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-21 13:15:47,058 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:47,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:47,058 INFO L85 PathProgramCache]: Analyzing trace with hash -949513779, now seen corresponding path program 1 times [2023-12-21 13:15:47,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:47,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694910201] [2023-12-21 13:15:47,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:47,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:47,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:47,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:47,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694910201] [2023-12-21 13:15:47,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694910201] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:47,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:47,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 13:15:47,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808930642] [2023-12-21 13:15:47,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:47,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-21 13:15:47,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:47,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-21 13:15:47,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:47,159 INFO L87 Difference]: Start difference. First operand 1519 states and 2104 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:47,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:47,570 INFO L93 Difference]: Finished difference Result 4980 states and 7068 transitions. [2023-12-21 13:15:47,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 13:15:47,571 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 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 50 [2023-12-21 13:15:47,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:47,582 INFO L225 Difference]: With dead ends: 4980 [2023-12-21 13:15:47,582 INFO L226 Difference]: Without dead ends: 4547 [2023-12-21 13:15:47,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2023-12-21 13:15:47,584 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 3094 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3094 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:47,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3094 Valid, 631 Invalid, 478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:15:47,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4547 states. [2023-12-21 13:15:47,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4547 to 1531. [2023-12-21 13:15:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1531 states, 1527 states have (on average 1.3883431565160445) internal successors, (2120), 1530 states have internal predecessors, (2120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2120 transitions. [2023-12-21 13:15:47,620 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2120 transitions. Word has length 50 [2023-12-21 13:15:47,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:47,621 INFO L495 AbstractCegarLoop]: Abstraction has 1531 states and 2120 transitions. [2023-12-21 13:15:47,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:47,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2120 transitions. [2023-12-21 13:15:47,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-21 13:15:47,622 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:47,622 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:47,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-21 13:15:47,622 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:47,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:47,623 INFO L85 PathProgramCache]: Analyzing trace with hash 780000725, now seen corresponding path program 1 times [2023-12-21 13:15:47,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:47,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203505636] [2023-12-21 13:15:47,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:47,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:47,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:47,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:47,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203505636] [2023-12-21 13:15:47,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203505636] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:47,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:47,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 13:15:47,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261293511] [2023-12-21 13:15:47,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:47,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-21 13:15:47,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:47,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-21 13:15:47,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:47,706 INFO L87 Difference]: Start difference. First operand 1531 states and 2120 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:48,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:48,154 INFO L93 Difference]: Finished difference Result 5315 states and 7566 transitions. [2023-12-21 13:15:48,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 13:15:48,154 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2023-12-21 13:15:48,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:48,165 INFO L225 Difference]: With dead ends: 5315 [2023-12-21 13:15:48,165 INFO L226 Difference]: Without dead ends: 4767 [2023-12-21 13:15:48,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2023-12-21 13:15:48,167 INFO L413 NwaCegarLoop]: 284 mSDtfsCounter, 1997 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1997 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:48,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1997 Valid, 724 Invalid, 577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-21 13:15:48,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4767 states. [2023-12-21 13:15:48,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4767 to 1553. [2023-12-21 13:15:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1553 states, 1549 states have (on average 1.3886378308586185) internal successors, (2151), 1552 states have internal predecessors, (2151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:48,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1553 states and 2151 transitions. [2023-12-21 13:15:48,242 INFO L78 Accepts]: Start accepts. Automaton has 1553 states and 2151 transitions. Word has length 51 [2023-12-21 13:15:48,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:48,242 INFO L495 AbstractCegarLoop]: Abstraction has 1553 states and 2151 transitions. [2023-12-21 13:15:48,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:48,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2151 transitions. [2023-12-21 13:15:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-21 13:15:48,243 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:48,243 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:48,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-21 13:15:48,244 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:48,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:48,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1979826028, now seen corresponding path program 1 times [2023-12-21 13:15:48,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:48,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206304892] [2023-12-21 13:15:48,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:48,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:48,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:48,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:48,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206304892] [2023-12-21 13:15:48,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206304892] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:48,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:48,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 13:15:48,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934861425] [2023-12-21 13:15:48,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:48,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-21 13:15:48,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:48,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-21 13:15:48,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:48,316 INFO L87 Difference]: Start difference. First operand 1553 states and 2151 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:48,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:48,701 INFO L93 Difference]: Finished difference Result 4978 states and 7032 transitions. [2023-12-21 13:15:48,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 13:15:48,704 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2023-12-21 13:15:48,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:48,715 INFO L225 Difference]: With dead ends: 4978 [2023-12-21 13:15:48,715 INFO L226 Difference]: Without dead ends: 4263 [2023-12-21 13:15:48,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2023-12-21 13:15:48,718 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 2619 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2619 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:48,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2619 Valid, 589 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:15:48,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4263 states. [2023-12-21 13:15:48,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4263 to 1567. [2023-12-21 13:15:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1567 states, 1563 states have (on average 1.3877159309021114) internal successors, (2169), 1566 states have internal predecessors, (2169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1567 states and 2169 transitions. [2023-12-21 13:15:48,772 INFO L78 Accepts]: Start accepts. Automaton has 1567 states and 2169 transitions. Word has length 51 [2023-12-21 13:15:48,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:48,772 INFO L495 AbstractCegarLoop]: Abstraction has 1567 states and 2169 transitions. [2023-12-21 13:15:48,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2169 transitions. [2023-12-21 13:15:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-21 13:15:48,773 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:48,773 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] [2023-12-21 13:15:48,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-21 13:15:48,774 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:48,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:48,774 INFO L85 PathProgramCache]: Analyzing trace with hash 256982160, now seen corresponding path program 1 times [2023-12-21 13:15:48,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:48,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821102687] [2023-12-21 13:15:48,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:48,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:48,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:48,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821102687] [2023-12-21 13:15:48,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821102687] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:48,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:48,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 13:15:48,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106490540] [2023-12-21 13:15:48,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:48,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-21 13:15:48,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:48,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-21 13:15:48,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:48,933 INFO L87 Difference]: Start difference. First operand 1567 states and 2169 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:49,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:49,353 INFO L93 Difference]: Finished difference Result 4019 states and 5670 transitions. [2023-12-21 13:15:49,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-21 13:15:49,354 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2023-12-21 13:15:49,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:49,362 INFO L225 Difference]: With dead ends: 4019 [2023-12-21 13:15:49,362 INFO L226 Difference]: Without dead ends: 2969 [2023-12-21 13:15:49,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2023-12-21 13:15:49,365 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 1757 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1757 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:49,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1757 Valid, 880 Invalid, 619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 611 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:15:49,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2023-12-21 13:15:49,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 1567. [2023-12-21 13:15:49,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1567 states, 1563 states have (on average 1.3845169545745362) internal successors, (2164), 1566 states have internal predecessors, (2164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1567 states and 2164 transitions. [2023-12-21 13:15:49,396 INFO L78 Accepts]: Start accepts. Automaton has 1567 states and 2164 transitions. Word has length 52 [2023-12-21 13:15:49,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:49,397 INFO L495 AbstractCegarLoop]: Abstraction has 1567 states and 2164 transitions. [2023-12-21 13:15:49,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:49,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2164 transitions. [2023-12-21 13:15:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-21 13:15:49,398 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:49,398 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] [2023-12-21 13:15:49,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-21 13:15:49,398 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:49,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:49,398 INFO L85 PathProgramCache]: Analyzing trace with hash 112784842, now seen corresponding path program 1 times [2023-12-21 13:15:49,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:49,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561313933] [2023-12-21 13:15:49,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:49,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:49,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:49,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:49,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561313933] [2023-12-21 13:15:49,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561313933] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:49,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:49,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-21 13:15:49,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595593381] [2023-12-21 13:15:49,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:49,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-21 13:15:49,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:49,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-21 13:15:49,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-12-21 13:15:49,538 INFO L87 Difference]: Start difference. First operand 1567 states and 2164 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:49,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:49,959 INFO L93 Difference]: Finished difference Result 5268 states and 7538 transitions. [2023-12-21 13:15:49,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-12-21 13:15:49,959 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2023-12-21 13:15:49,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:49,980 INFO L225 Difference]: With dead ends: 5268 [2023-12-21 13:15:49,980 INFO L226 Difference]: Without dead ends: 4352 [2023-12-21 13:15:49,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2023-12-21 13:15:49,982 INFO L413 NwaCegarLoop]: 305 mSDtfsCounter, 1112 mSDsluCounter, 1077 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1112 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:49,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1112 Valid, 1382 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:15:49,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4352 states. [2023-12-21 13:15:50,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4352 to 1538. [2023-12-21 13:15:50,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1538 states, 1534 states have (on average 1.3839634941329857) internal successors, (2123), 1537 states have internal predecessors, (2123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 2123 transitions. [2023-12-21 13:15:50,028 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 2123 transitions. Word has length 52 [2023-12-21 13:15:50,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:50,028 INFO L495 AbstractCegarLoop]: Abstraction has 1538 states and 2123 transitions. [2023-12-21 13:15:50,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2123 transitions. [2023-12-21 13:15:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-21 13:15:50,030 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:50,030 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] [2023-12-21 13:15:50,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-21 13:15:50,031 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:50,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:50,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1437836689, now seen corresponding path program 1 times [2023-12-21 13:15:50,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:50,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133416167] [2023-12-21 13:15:50,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:50,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:50,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:50,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133416167] [2023-12-21 13:15:50,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133416167] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:50,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:50,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-21 13:15:50,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16428467] [2023-12-21 13:15:50,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:50,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-21 13:15:50,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:50,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-21 13:15:50,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-21 13:15:50,189 INFO L87 Difference]: Start difference. First operand 1538 states and 2123 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:50,706 INFO L93 Difference]: Finished difference Result 3566 states and 5045 transitions. [2023-12-21 13:15:50,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-21 13:15:50,706 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2023-12-21 13:15:50,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:50,711 INFO L225 Difference]: With dead ends: 3566 [2023-12-21 13:15:50,711 INFO L226 Difference]: Without dead ends: 3561 [2023-12-21 13:15:50,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=273, Unknown=0, NotChecked=0, Total=380 [2023-12-21 13:15:50,712 INFO L413 NwaCegarLoop]: 281 mSDtfsCounter, 1679 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 1172 SdHoareTripleChecker+Invalid, 838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:50,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1679 Valid, 1172 Invalid, 838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-21 13:15:50,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3561 states. [2023-12-21 13:15:50,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3561 to 1538. [2023-12-21 13:15:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1538 states, 1534 states have (on average 1.3826597131681877) internal successors, (2121), 1537 states have internal predecessors, (2121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 2121 transitions. [2023-12-21 13:15:50,738 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 2121 transitions. Word has length 52 [2023-12-21 13:15:50,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:50,738 INFO L495 AbstractCegarLoop]: Abstraction has 1538 states and 2121 transitions. [2023-12-21 13:15:50,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2121 transitions. [2023-12-21 13:15:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-21 13:15:50,739 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:50,739 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] [2023-12-21 13:15:50,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-21 13:15:50,739 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:50,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:50,740 INFO L85 PathProgramCache]: Analyzing trace with hash -563527398, now seen corresponding path program 1 times [2023-12-21 13:15:50,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:50,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614354577] [2023-12-21 13:15:50,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:50,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:50,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:50,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:50,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614354577] [2023-12-21 13:15:50,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614354577] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:50,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:50,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:50,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303286730] [2023-12-21 13:15:50,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:50,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:50,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:50,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:50,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:50,771 INFO L87 Difference]: Start difference. First operand 1538 states and 2121 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:50,791 INFO L93 Difference]: Finished difference Result 2066 states and 2849 transitions. [2023-12-21 13:15:50,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:50,791 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2023-12-21 13:15:50,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:50,793 INFO L225 Difference]: With dead ends: 2066 [2023-12-21 13:15:50,793 INFO L226 Difference]: Without dead ends: 1507 [2023-12-21 13:15:50,794 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 [2023-12-21 13:15:50,794 INFO L413 NwaCegarLoop]: 470 mSDtfsCounter, 259 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:50,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 674 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:50,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2023-12-21 13:15:50,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 1505. [2023-12-21 13:15:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1505 states, 1501 states have (on average 1.3537641572285144) internal successors, (2032), 1504 states have internal predecessors, (2032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1505 states and 2032 transitions. [2023-12-21 13:15:50,808 INFO L78 Accepts]: Start accepts. Automaton has 1505 states and 2032 transitions. Word has length 53 [2023-12-21 13:15:50,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:50,808 INFO L495 AbstractCegarLoop]: Abstraction has 1505 states and 2032 transitions. [2023-12-21 13:15:50,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2032 transitions. [2023-12-21 13:15:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-21 13:15:50,810 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:50,810 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] [2023-12-21 13:15:50,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-21 13:15:50,810 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:50,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:50,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1607655498, now seen corresponding path program 1 times [2023-12-21 13:15:50,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:50,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736348776] [2023-12-21 13:15:50,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:50,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:50,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736348776] [2023-12-21 13:15:50,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736348776] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:50,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:50,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:50,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067096706] [2023-12-21 13:15:50,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:50,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:50,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:50,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:50,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:50,844 INFO L87 Difference]: Start difference. First operand 1505 states and 2032 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:50,874 INFO L93 Difference]: Finished difference Result 2125 states and 2895 transitions. [2023-12-21 13:15:50,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:50,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2023-12-21 13:15:50,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:50,876 INFO L225 Difference]: With dead ends: 2125 [2023-12-21 13:15:50,876 INFO L226 Difference]: Without dead ends: 1512 [2023-12-21 13:15:50,877 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 [2023-12-21 13:15:50,878 INFO L413 NwaCegarLoop]: 469 mSDtfsCounter, 208 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:50,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 744 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:50,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1512 states. [2023-12-21 13:15:50,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1512 to 1505. [2023-12-21 13:15:50,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1505 states, 1501 states have (on average 1.3384410393071287) internal successors, (2009), 1504 states have internal predecessors, (2009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1505 states and 2009 transitions. [2023-12-21 13:15:50,892 INFO L78 Accepts]: Start accepts. Automaton has 1505 states and 2009 transitions. Word has length 53 [2023-12-21 13:15:50,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:50,892 INFO L495 AbstractCegarLoop]: Abstraction has 1505 states and 2009 transitions. [2023-12-21 13:15:50,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2009 transitions. [2023-12-21 13:15:50,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-21 13:15:50,893 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:50,893 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] [2023-12-21 13:15:50,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-21 13:15:50,894 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:50,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:50,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1981252494, now seen corresponding path program 1 times [2023-12-21 13:15:50,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:50,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976439302] [2023-12-21 13:15:50,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:50,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:50,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:50,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976439302] [2023-12-21 13:15:50,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976439302] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:50,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:50,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:50,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593336390] [2023-12-21 13:15:50,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:50,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:50,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:50,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:50,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:50,940 INFO L87 Difference]: Start difference. First operand 1505 states and 2009 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:50,961 INFO L93 Difference]: Finished difference Result 2162 states and 2913 transitions. [2023-12-21 13:15:50,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:50,962 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2023-12-21 13:15:50,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:50,963 INFO L225 Difference]: With dead ends: 2162 [2023-12-21 13:15:50,963 INFO L226 Difference]: Without dead ends: 1511 [2023-12-21 13:15:50,964 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 [2023-12-21 13:15:50,964 INFO L413 NwaCegarLoop]: 487 mSDtfsCounter, 224 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 751 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:50,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 751 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:50,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2023-12-21 13:15:50,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1505. [2023-12-21 13:15:50,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1505 states, 1501 states have (on average 1.3264490339773485) internal successors, (1991), 1504 states have internal predecessors, (1991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1505 states and 1991 transitions. [2023-12-21 13:15:50,981 INFO L78 Accepts]: Start accepts. Automaton has 1505 states and 1991 transitions. Word has length 53 [2023-12-21 13:15:50,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:50,981 INFO L495 AbstractCegarLoop]: Abstraction has 1505 states and 1991 transitions. [2023-12-21 13:15:50,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1991 transitions. [2023-12-21 13:15:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-21 13:15:50,983 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:50,983 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] [2023-12-21 13:15:50,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-21 13:15:50,983 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:50,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:50,983 INFO L85 PathProgramCache]: Analyzing trace with hash 468606955, now seen corresponding path program 1 times [2023-12-21 13:15:50,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:50,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593865302] [2023-12-21 13:15:50,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:50,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:51,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:51,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:51,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593865302] [2023-12-21 13:15:51,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593865302] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:51,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:51,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:51,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911481082] [2023-12-21 13:15:51,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:51,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:51,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:51,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:51,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:51,014 INFO L87 Difference]: Start difference. First operand 1505 states and 1991 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:51,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:51,050 INFO L93 Difference]: Finished difference Result 2663 states and 3566 transitions. [2023-12-21 13:15:51,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:51,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2023-12-21 13:15:51,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:51,052 INFO L225 Difference]: With dead ends: 2663 [2023-12-21 13:15:51,052 INFO L226 Difference]: Without dead ends: 1793 [2023-12-21 13:15:51,053 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 [2023-12-21 13:15:51,053 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 286 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:51,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 465 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:51,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2023-12-21 13:15:51,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1425. [2023-12-21 13:15:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1425 states, 1421 states have (on average 1.3286418015482055) internal successors, (1888), 1424 states have internal predecessors, (1888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 1888 transitions. [2023-12-21 13:15:51,067 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 1888 transitions. Word has length 55 [2023-12-21 13:15:51,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:51,068 INFO L495 AbstractCegarLoop]: Abstraction has 1425 states and 1888 transitions. [2023-12-21 13:15:51,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1888 transitions. [2023-12-21 13:15:51,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-21 13:15:51,069 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:51,069 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] [2023-12-21 13:15:51,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-21 13:15:51,069 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:51,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:51,070 INFO L85 PathProgramCache]: Analyzing trace with hash -2013051481, now seen corresponding path program 1 times [2023-12-21 13:15:51,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:51,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321807916] [2023-12-21 13:15:51,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:51,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:51,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:51,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:51,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321807916] [2023-12-21 13:15:51,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321807916] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:51,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:51,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:51,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019798152] [2023-12-21 13:15:51,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:51,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:51,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:51,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:51,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:51,098 INFO L87 Difference]: Start difference. First operand 1425 states and 1888 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:51,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:51,143 INFO L93 Difference]: Finished difference Result 2527 states and 3385 transitions. [2023-12-21 13:15:51,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:51,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2023-12-21 13:15:51,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:51,145 INFO L225 Difference]: With dead ends: 2527 [2023-12-21 13:15:51,145 INFO L226 Difference]: Without dead ends: 1703 [2023-12-21 13:15:51,146 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 [2023-12-21 13:15:51,146 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 250 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:51,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 395 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:51,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1703 states. [2023-12-21 13:15:51,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1703 to 1327. [2023-12-21 13:15:51,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1327 states, 1323 states have (on average 1.3333333333333333) internal successors, (1764), 1326 states have internal predecessors, (1764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:51,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1327 states and 1764 transitions. [2023-12-21 13:15:51,158 INFO L78 Accepts]: Start accepts. Automaton has 1327 states and 1764 transitions. Word has length 55 [2023-12-21 13:15:51,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:51,158 INFO L495 AbstractCegarLoop]: Abstraction has 1327 states and 1764 transitions. [2023-12-21 13:15:51,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:51,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1764 transitions. [2023-12-21 13:15:51,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-21 13:15:51,159 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:51,159 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] [2023-12-21 13:15:51,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-21 13:15:51,159 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:51,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:51,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1441162398, now seen corresponding path program 1 times [2023-12-21 13:15:51,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:51,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450349915] [2023-12-21 13:15:51,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:51,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:51,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:51,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450349915] [2023-12-21 13:15:51,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450349915] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:51,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:51,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-12-21 13:15:51,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427382588] [2023-12-21 13:15:51,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:51,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-12-21 13:15:51,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:51,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-12-21 13:15:51,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2023-12-21 13:15:51,976 INFO L87 Difference]: Start difference. First operand 1327 states and 1764 transitions. Second operand has 19 states, 19 states have (on average 2.8947368421052633) internal successors, (55), 18 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:53,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:53,542 INFO L93 Difference]: Finished difference Result 2920 states and 3941 transitions. [2023-12-21 13:15:53,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-21 13:15:53,542 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 2.8947368421052633) internal successors, (55), 18 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2023-12-21 13:15:53,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:53,546 INFO L225 Difference]: With dead ends: 2920 [2023-12-21 13:15:53,546 INFO L226 Difference]: Without dead ends: 2916 [2023-12-21 13:15:53,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=204, Invalid=986, Unknown=0, NotChecked=0, Total=1190 [2023-12-21 13:15:53,548 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 3383 mSDsluCounter, 4242 mSDsCounter, 0 mSdLazyCounter, 2146 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 2148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:53,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3383 Valid, 4669 Invalid, 2148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2146 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-21 13:15:53,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2916 states. [2023-12-21 13:15:53,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2916 to 1339. [2023-12-21 13:15:53,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1339 states, 1335 states have (on average 1.3340823970037454) internal successors, (1781), 1338 states have internal predecessors, (1781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1339 states and 1781 transitions. [2023-12-21 13:15:53,562 INFO L78 Accepts]: Start accepts. Automaton has 1339 states and 1781 transitions. Word has length 55 [2023-12-21 13:15:53,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:53,562 INFO L495 AbstractCegarLoop]: Abstraction has 1339 states and 1781 transitions. [2023-12-21 13:15:53,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.8947368421052633) internal successors, (55), 18 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1781 transitions. [2023-12-21 13:15:53,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-21 13:15:53,564 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:53,564 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] [2023-12-21 13:15:53,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-21 13:15:53,564 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:53,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:53,564 INFO L85 PathProgramCache]: Analyzing trace with hash -575345653, now seen corresponding path program 1 times [2023-12-21 13:15:53,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:53,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267209467] [2023-12-21 13:15:53,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:53,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:53,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:53,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:53,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267209467] [2023-12-21 13:15:53,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267209467] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:53,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:53,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-12-21 13:15:53,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555796001] [2023-12-21 13:15:53,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:53,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-21 13:15:53,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:53,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-21 13:15:53,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-12-21 13:15:53,845 INFO L87 Difference]: Start difference. First operand 1339 states and 1781 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:54,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:54,237 INFO L93 Difference]: Finished difference Result 2531 states and 3414 transitions. [2023-12-21 13:15:54,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-21 13:15:54,237 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2023-12-21 13:15:54,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:54,240 INFO L225 Difference]: With dead ends: 2531 [2023-12-21 13:15:54,240 INFO L226 Difference]: Without dead ends: 2318 [2023-12-21 13:15:54,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2023-12-21 13:15:54,241 INFO L413 NwaCegarLoop]: 443 mSDtfsCounter, 1654 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 2030 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:54,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1654 Valid, 2030 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:15:54,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2023-12-21 13:15:54,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 1292. [2023-12-21 13:15:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1292 states, 1290 states have (on average 1.337984496124031) internal successors, (1726), 1291 states have internal predecessors, (1726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1726 transitions. [2023-12-21 13:15:54,275 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1726 transitions. Word has length 55 [2023-12-21 13:15:54,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:54,275 INFO L495 AbstractCegarLoop]: Abstraction has 1292 states and 1726 transitions. [2023-12-21 13:15:54,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 9 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1726 transitions. [2023-12-21 13:15:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-21 13:15:54,278 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:54,278 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] [2023-12-21 13:15:54,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-21 13:15:54,278 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:54,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:54,278 INFO L85 PathProgramCache]: Analyzing trace with hash 847285262, now seen corresponding path program 1 times [2023-12-21 13:15:54,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:54,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360648348] [2023-12-21 13:15:54,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:54,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:54,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:54,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:54,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360648348] [2023-12-21 13:15:54,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360648348] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:54,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:54,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-12-21 13:15:54,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452006340] [2023-12-21 13:15:54,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:54,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-21 13:15:54,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:54,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-21 13:15:54,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2023-12-21 13:15:54,850 INFO L87 Difference]: Start difference. First operand 1292 states and 1726 transitions. Second operand has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 14 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:56,191 INFO L93 Difference]: Finished difference Result 3522 states and 4791 transitions. [2023-12-21 13:15:56,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-21 13:15:56,191 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 14 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2023-12-21 13:15:56,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:56,195 INFO L225 Difference]: With dead ends: 3522 [2023-12-21 13:15:56,195 INFO L226 Difference]: Without dead ends: 3444 [2023-12-21 13:15:56,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=207, Invalid=723, Unknown=0, NotChecked=0, Total=930 [2023-12-21 13:15:56,197 INFO L413 NwaCegarLoop]: 385 mSDtfsCounter, 2193 mSDsluCounter, 3022 mSDsCounter, 0 mSdLazyCounter, 1298 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2193 SdHoareTripleChecker+Valid, 3407 SdHoareTripleChecker+Invalid, 1304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:56,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2193 Valid, 3407 Invalid, 1304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1298 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-21 13:15:56,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3444 states. [2023-12-21 13:15:56,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3444 to 1283. [2023-12-21 13:15:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1283 states, 1282 states have (on average 1.3369734789391576) internal successors, (1714), 1282 states have internal predecessors, (1714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1714 transitions. [2023-12-21 13:15:56,213 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1714 transitions. Word has length 56 [2023-12-21 13:15:56,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:56,213 INFO L495 AbstractCegarLoop]: Abstraction has 1283 states and 1714 transitions. [2023-12-21 13:15:56,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.7333333333333334) internal successors, (56), 14 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1714 transitions. [2023-12-21 13:15:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-21 13:15:56,215 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:56,215 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] [2023-12-21 13:15:56,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-21 13:15:56,215 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:56,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:56,216 INFO L85 PathProgramCache]: Analyzing trace with hash 769774794, now seen corresponding path program 1 times [2023-12-21 13:15:56,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:56,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101046461] [2023-12-21 13:15:56,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:56,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:56,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:56,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:56,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101046461] [2023-12-21 13:15:56,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101046461] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:56,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:56,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 13:15:56,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205611659] [2023-12-21 13:15:56,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:56,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:56,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:56,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:56,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:56,273 INFO L87 Difference]: Start difference. First operand 1283 states and 1714 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:56,316 INFO L93 Difference]: Finished difference Result 3006 states and 4147 transitions. [2023-12-21 13:15:56,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:56,316 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 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 62 [2023-12-21 13:15:56,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:56,319 INFO L225 Difference]: With dead ends: 3006 [2023-12-21 13:15:56,319 INFO L226 Difference]: Without dead ends: 2296 [2023-12-21 13:15:56,320 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:56,321 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 905 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 905 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:56,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [905 Valid, 619 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:56,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2296 states. [2023-12-21 13:15:56,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2296 to 1961. [2023-12-21 13:15:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1961 states, 1960 states have (on average 1.3448979591836734) internal successors, (2636), 1960 states have internal predecessors, (2636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1961 states and 2636 transitions. [2023-12-21 13:15:56,342 INFO L78 Accepts]: Start accepts. Automaton has 1961 states and 2636 transitions. Word has length 62 [2023-12-21 13:15:56,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:56,342 INFO L495 AbstractCegarLoop]: Abstraction has 1961 states and 2636 transitions. [2023-12-21 13:15:56,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2636 transitions. [2023-12-21 13:15:56,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-21 13:15:56,344 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:56,344 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] [2023-12-21 13:15:56,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-21 13:15:56,345 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:56,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:56,345 INFO L85 PathProgramCache]: Analyzing trace with hash 124569911, now seen corresponding path program 1 times [2023-12-21 13:15:56,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:56,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095001345] [2023-12-21 13:15:56,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:56,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:56,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:56,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:56,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095001345] [2023-12-21 13:15:56,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095001345] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:56,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:56,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 13:15:56,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899953548] [2023-12-21 13:15:56,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:56,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:56,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:56,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:56,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:56,471 INFO L87 Difference]: Start difference. First operand 1961 states and 2636 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 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) [2023-12-21 13:15:56,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:56,552 INFO L93 Difference]: Finished difference Result 1967 states and 2639 transitions. [2023-12-21 13:15:56,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:56,552 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 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 [2023-12-21 13:15:56,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:56,554 INFO L225 Difference]: With dead ends: 1967 [2023-12-21 13:15:56,554 INFO L226 Difference]: Without dead ends: 1756 [2023-12-21 13:15:56,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:56,555 INFO L413 NwaCegarLoop]: 344 mSDtfsCounter, 442 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:56,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 664 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:15:56,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1756 states. [2023-12-21 13:15:56,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1756 to 1752. [2023-12-21 13:15:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1752 states, 1751 states have (on average 1.3489434608794975) internal successors, (2362), 1751 states have internal predecessors, (2362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1752 states and 2362 transitions. [2023-12-21 13:15:56,586 INFO L78 Accepts]: Start accepts. Automaton has 1752 states and 2362 transitions. Word has length 63 [2023-12-21 13:15:56,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:56,586 INFO L495 AbstractCegarLoop]: Abstraction has 1752 states and 2362 transitions. [2023-12-21 13:15:56,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 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) [2023-12-21 13:15:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2362 transitions. [2023-12-21 13:15:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-21 13:15:56,588 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:56,588 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, 1] [2023-12-21 13:15:56,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-21 13:15:56,589 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:56,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:56,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1241146152, now seen corresponding path program 1 times [2023-12-21 13:15:56,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:56,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894378679] [2023-12-21 13:15:56,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:56,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:56,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:56,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:56,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894378679] [2023-12-21 13:15:56,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894378679] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:56,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:56,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:56,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796208190] [2023-12-21 13:15:56,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:56,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:56,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:56,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:56,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:56,688 INFO L87 Difference]: Start difference. First operand 1752 states and 2362 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:56,705 INFO L93 Difference]: Finished difference Result 3944 states and 5408 transitions. [2023-12-21 13:15:56,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:56,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 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 64 [2023-12-21 13:15:56,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:56,708 INFO L225 Difference]: With dead ends: 3944 [2023-12-21 13:15:56,708 INFO L226 Difference]: Without dead ends: 2798 [2023-12-21 13:15:56,709 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 [2023-12-21 13:15:56,710 INFO L413 NwaCegarLoop]: 305 mSDtfsCounter, 121 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:56,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 479 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:56,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2023-12-21 13:15:56,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 2644. [2023-12-21 13:15:56,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2643 states have (on average 1.3590616723420357) internal successors, (3592), 2643 states have internal predecessors, (3592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 3592 transitions. [2023-12-21 13:15:56,731 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 3592 transitions. Word has length 64 [2023-12-21 13:15:56,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:56,731 INFO L495 AbstractCegarLoop]: Abstraction has 2644 states and 3592 transitions. [2023-12-21 13:15:56,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3592 transitions. [2023-12-21 13:15:56,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-21 13:15:56,733 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:56,733 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, 1, 1, 1] [2023-12-21 13:15:56,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-21 13:15:56,733 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:56,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:56,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1501667987, now seen corresponding path program 1 times [2023-12-21 13:15:56,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:56,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589304666] [2023-12-21 13:15:56,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:56,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:56,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:56,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:56,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589304666] [2023-12-21 13:15:56,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589304666] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:56,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:56,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:56,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098834301] [2023-12-21 13:15:56,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:56,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:56,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:56,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:56,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:56,814 INFO L87 Difference]: Start difference. First operand 2644 states and 3592 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:56,840 INFO L93 Difference]: Finished difference Result 6520 states and 8946 transitions. [2023-12-21 13:15:56,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:56,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2023-12-21 13:15:56,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:56,844 INFO L225 Difference]: With dead ends: 6520 [2023-12-21 13:15:56,845 INFO L226 Difference]: Without dead ends: 4482 [2023-12-21 13:15:56,846 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 [2023-12-21 13:15:56,847 INFO L413 NwaCegarLoop]: 287 mSDtfsCounter, 99 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:56,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 472 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:56,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4482 states. [2023-12-21 13:15:56,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4482 to 4176. [2023-12-21 13:15:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4176 states, 4175 states have (on average 1.361437125748503) internal successors, (5684), 4175 states have internal predecessors, (5684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 5684 transitions. [2023-12-21 13:15:56,885 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 5684 transitions. Word has length 66 [2023-12-21 13:15:56,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:56,885 INFO L495 AbstractCegarLoop]: Abstraction has 4176 states and 5684 transitions. [2023-12-21 13:15:56,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 5684 transitions. [2023-12-21 13:15:56,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-21 13:15:56,886 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:56,887 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:56,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-12-21 13:15:56,887 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:56,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:56,887 INFO L85 PathProgramCache]: Analyzing trace with hash -478130679, now seen corresponding path program 1 times [2023-12-21 13:15:56,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:56,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414004859] [2023-12-21 13:15:56,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:56,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:56,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:56,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414004859] [2023-12-21 13:15:56,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414004859] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:56,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:56,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 13:15:56,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146350978] [2023-12-21 13:15:56,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:56,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-21 13:15:56,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:56,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-21 13:15:56,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-21 13:15:56,991 INFO L87 Difference]: Start difference. First operand 4176 states and 5684 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:57,042 INFO L93 Difference]: Finished difference Result 8736 states and 11712 transitions. [2023-12-21 13:15:57,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-21 13:15:57,042 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2023-12-21 13:15:57,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:57,051 INFO L225 Difference]: With dead ends: 8736 [2023-12-21 13:15:57,051 INFO L226 Difference]: Without dead ends: 8734 [2023-12-21 13:15:57,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-12-21 13:15:57,053 INFO L413 NwaCegarLoop]: 283 mSDtfsCounter, 337 mSDsluCounter, 912 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:57,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 1195 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:57,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8734 states. [2023-12-21 13:15:57,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8734 to 4512. [2023-12-21 13:15:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4512 states, 4511 states have (on average 1.3345156284637552) internal successors, (6020), 4511 states have internal predecessors, (6020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4512 states and 6020 transitions. [2023-12-21 13:15:57,103 INFO L78 Accepts]: Start accepts. Automaton has 4512 states and 6020 transitions. Word has length 68 [2023-12-21 13:15:57,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:57,103 INFO L495 AbstractCegarLoop]: Abstraction has 4512 states and 6020 transitions. [2023-12-21 13:15:57,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 6020 transitions. [2023-12-21 13:15:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-21 13:15:57,105 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:57,105 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, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:57,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-12-21 13:15:57,105 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:57,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:57,105 INFO L85 PathProgramCache]: Analyzing trace with hash 104693518, now seen corresponding path program 1 times [2023-12-21 13:15:57,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:57,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640287018] [2023-12-21 13:15:57,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:57,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:57,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:57,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:57,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640287018] [2023-12-21 13:15:57,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640287018] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:57,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:57,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:57,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760322916] [2023-12-21 13:15:57,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:57,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:57,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:57,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:57,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:57,139 INFO L87 Difference]: Start difference. First operand 4512 states and 6020 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:57,173 INFO L93 Difference]: Finished difference Result 11516 states and 15408 transitions. [2023-12-21 13:15:57,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:57,174 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2023-12-21 13:15:57,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:57,182 INFO L225 Difference]: With dead ends: 11516 [2023-12-21 13:15:57,183 INFO L226 Difference]: Without dead ends: 7490 [2023-12-21 13:15:57,186 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 [2023-12-21 13:15:57,187 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 151 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:57,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 370 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:57,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7490 states. [2023-12-21 13:15:57,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7490 to 7376. [2023-12-21 13:15:57,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7376 states, 7375 states have (on average 1.304677966101695) internal successors, (9622), 7375 states have internal predecessors, (9622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7376 states to 7376 states and 9622 transitions. [2023-12-21 13:15:57,299 INFO L78 Accepts]: Start accepts. Automaton has 7376 states and 9622 transitions. Word has length 69 [2023-12-21 13:15:57,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:57,299 INFO L495 AbstractCegarLoop]: Abstraction has 7376 states and 9622 transitions. [2023-12-21 13:15:57,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,300 INFO L276 IsEmpty]: Start isEmpty. Operand 7376 states and 9622 transitions. [2023-12-21 13:15:57,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-21 13:15:57,302 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:57,302 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, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:57,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-12-21 13:15:57,302 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:57,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:57,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1936865220, now seen corresponding path program 1 times [2023-12-21 13:15:57,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:57,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040114877] [2023-12-21 13:15:57,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:57,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:57,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:57,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040114877] [2023-12-21 13:15:57,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040114877] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:57,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:57,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:15:57,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694596083] [2023-12-21 13:15:57,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:57,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:15:57,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:57,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:15:57,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:15:57,360 INFO L87 Difference]: Start difference. First operand 7376 states and 9622 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:57,401 INFO L93 Difference]: Finished difference Result 18140 states and 23664 transitions. [2023-12-21 13:15:57,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:15:57,402 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2023-12-21 13:15:57,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:57,416 INFO L225 Difference]: With dead ends: 18140 [2023-12-21 13:15:57,416 INFO L226 Difference]: Without dead ends: 11228 [2023-12-21 13:15:57,423 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 [2023-12-21 13:15:57,424 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 116 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:57,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 470 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:57,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11228 states. [2023-12-21 13:15:57,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11228 to 10202. [2023-12-21 13:15:57,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10202 states, 10201 states have (on average 1.291638074698559) internal successors, (13176), 10201 states have internal predecessors, (13176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10202 states to 10202 states and 13176 transitions. [2023-12-21 13:15:57,530 INFO L78 Accepts]: Start accepts. Automaton has 10202 states and 13176 transitions. Word has length 70 [2023-12-21 13:15:57,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:57,530 INFO L495 AbstractCegarLoop]: Abstraction has 10202 states and 13176 transitions. [2023-12-21 13:15:57,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,531 INFO L276 IsEmpty]: Start isEmpty. Operand 10202 states and 13176 transitions. [2023-12-21 13:15:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-21 13:15:57,532 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:57,532 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, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:57,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-12-21 13:15:57,533 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:57,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:57,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1277043299, now seen corresponding path program 1 times [2023-12-21 13:15:57,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:57,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896881392] [2023-12-21 13:15:57,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:57,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:57,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:57,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:57,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:57,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896881392] [2023-12-21 13:15:57,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896881392] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:57,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:57,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 13:15:57,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230448066] [2023-12-21 13:15:57,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:57,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:57,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:57,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:57,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:57,598 INFO L87 Difference]: Start difference. First operand 10202 states and 13176 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:57,722 INFO L93 Difference]: Finished difference Result 15070 states and 19597 transitions. [2023-12-21 13:15:57,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:57,722 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2023-12-21 13:15:57,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:57,738 INFO L225 Difference]: With dead ends: 15070 [2023-12-21 13:15:57,738 INFO L226 Difference]: Without dead ends: 12848 [2023-12-21 13:15:57,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:57,743 INFO L413 NwaCegarLoop]: 306 mSDtfsCounter, 541 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:57,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 717 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:57,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12848 states. [2023-12-21 13:15:57,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12848 to 11672. [2023-12-21 13:15:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11672 states, 11671 states have (on average 1.2890926227401251) internal successors, (15045), 11671 states have internal predecessors, (15045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11672 states to 11672 states and 15045 transitions. [2023-12-21 13:15:57,884 INFO L78 Accepts]: Start accepts. Automaton has 11672 states and 15045 transitions. Word has length 70 [2023-12-21 13:15:57,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:57,884 INFO L495 AbstractCegarLoop]: Abstraction has 11672 states and 15045 transitions. [2023-12-21 13:15:57,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 11672 states and 15045 transitions. [2023-12-21 13:15:57,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-21 13:15:57,886 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:57,886 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:57,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-12-21 13:15:57,886 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:57,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:57,887 INFO L85 PathProgramCache]: Analyzing trace with hash 2119562081, now seen corresponding path program 1 times [2023-12-21 13:15:57,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:57,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022886068] [2023-12-21 13:15:57,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:57,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:57,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:57,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:57,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022886068] [2023-12-21 13:15:57,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022886068] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:57,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:57,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 13:15:57,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247350836] [2023-12-21 13:15:57,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:57,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:15:57,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:57,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:15:57,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:15:57,954 INFO L87 Difference]: Start difference. First operand 11672 states and 15045 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:58,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:58,023 INFO L93 Difference]: Finished difference Result 15766 states and 20445 transitions. [2023-12-21 13:15:58,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:15:58,023 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 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 74 [2023-12-21 13:15:58,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:58,042 INFO L225 Difference]: With dead ends: 15766 [2023-12-21 13:15:58,042 INFO L226 Difference]: Without dead ends: 13544 [2023-12-21 13:15:58,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:15:58,048 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 554 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 684 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:58,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 684 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:15:58,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13544 states. [2023-12-21 13:15:58,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13544 to 13134. [2023-12-21 13:15:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13134 states, 13133 states have (on average 1.287215411558669) internal successors, (16905), 13133 states have internal predecessors, (16905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13134 states to 13134 states and 16905 transitions. [2023-12-21 13:15:58,183 INFO L78 Accepts]: Start accepts. Automaton has 13134 states and 16905 transitions. Word has length 74 [2023-12-21 13:15:58,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:58,184 INFO L495 AbstractCegarLoop]: Abstraction has 13134 states and 16905 transitions. [2023-12-21 13:15:58,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 13134 states and 16905 transitions. [2023-12-21 13:15:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-21 13:15:58,188 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:58,189 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:58,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-12-21 13:15:58,190 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:58,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:58,190 INFO L85 PathProgramCache]: Analyzing trace with hash -702336876, now seen corresponding path program 1 times [2023-12-21 13:15:58,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:58,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700916053] [2023-12-21 13:15:58,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:58,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-21 13:15:58,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:58,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700916053] [2023-12-21 13:15:58,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700916053] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:58,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:58,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-21 13:15:58,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791602138] [2023-12-21 13:15:58,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:58,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-21 13:15:58,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:58,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-21 13:15:58,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-12-21 13:15:58,400 INFO L87 Difference]: Start difference. First operand 13134 states and 16905 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:58,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:15:58,869 INFO L93 Difference]: Finished difference Result 37560 states and 48347 transitions. [2023-12-21 13:15:58,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-21 13:15:58,869 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 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 88 [2023-12-21 13:15:58,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:15:58,911 INFO L225 Difference]: With dead ends: 37560 [2023-12-21 13:15:58,911 INFO L226 Difference]: Without dead ends: 31088 [2023-12-21 13:15:58,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2023-12-21 13:15:58,925 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 1289 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 821 SdHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:15:58,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1289 Valid, 821 Invalid, 557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:15:58,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31088 states. [2023-12-21 13:15:59,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31088 to 13114. [2023-12-21 13:15:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13114 states, 13113 states have (on average 1.2872721726530925) internal successors, (16880), 13113 states have internal predecessors, (16880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:59,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13114 states to 13114 states and 16880 transitions. [2023-12-21 13:15:59,116 INFO L78 Accepts]: Start accepts. Automaton has 13114 states and 16880 transitions. Word has length 88 [2023-12-21 13:15:59,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:15:59,117 INFO L495 AbstractCegarLoop]: Abstraction has 13114 states and 16880 transitions. [2023-12-21 13:15:59,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 7 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:15:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 13114 states and 16880 transitions. [2023-12-21 13:15:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-21 13:15:59,121 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:15:59,121 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:15:59,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-12-21 13:15:59,122 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:15:59,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:15:59,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1448961012, now seen corresponding path program 1 times [2023-12-21 13:15:59,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:15:59,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892070054] [2023-12-21 13:15:59,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:15:59,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:15:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:15:59,329 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:15:59,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:15:59,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892070054] [2023-12-21 13:15:59,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892070054] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:15:59,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:15:59,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-21 13:15:59,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953797311] [2023-12-21 13:15:59,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:15:59,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-21 13:15:59,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:15:59,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-21 13:15:59,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-12-21 13:15:59,331 INFO L87 Difference]: Start difference. First operand 13114 states and 16880 transitions. Second operand has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:00,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:00,049 INFO L93 Difference]: Finished difference Result 43060 states and 54935 transitions. [2023-12-21 13:16:00,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-12-21 13:16:00,049 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 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 89 [2023-12-21 13:16:00,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:00,091 INFO L225 Difference]: With dead ends: 43060 [2023-12-21 13:16:00,091 INFO L226 Difference]: Without dead ends: 36628 [2023-12-21 13:16:00,106 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=646, Unknown=0, NotChecked=0, Total=870 [2023-12-21 13:16:00,106 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 1086 mSDsluCounter, 927 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1159 SdHoareTripleChecker+Invalid, 864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:00,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1086 Valid, 1159 Invalid, 864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-21 13:16:00,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36628 states. [2023-12-21 13:16:00,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36628 to 20547. [2023-12-21 13:16:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20547 states, 20546 states have (on average 1.2864304487491482) internal successors, (26431), 20546 states have internal predecessors, (26431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20547 states to 20547 states and 26431 transitions. [2023-12-21 13:16:00,455 INFO L78 Accepts]: Start accepts. Automaton has 20547 states and 26431 transitions. Word has length 89 [2023-12-21 13:16:00,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:00,456 INFO L495 AbstractCegarLoop]: Abstraction has 20547 states and 26431 transitions. [2023-12-21 13:16:00,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 8 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:00,456 INFO L276 IsEmpty]: Start isEmpty. Operand 20547 states and 26431 transitions. [2023-12-21 13:16:00,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-21 13:16:00,461 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:00,461 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:00,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-12-21 13:16:00,462 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:00,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:00,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1539291594, now seen corresponding path program 1 times [2023-12-21 13:16:00,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:00,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726743628] [2023-12-21 13:16:00,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:00,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:00,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:00,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726743628] [2023-12-21 13:16:00,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726743628] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:16:00,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205828715] [2023-12-21 13:16:00,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:00,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:16:00,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:16:00,652 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) [2023-12-21 13:16:00,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-21 13:16:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:00,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-21 13:16:00,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:16:01,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:01,585 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:16:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:02,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [205828715] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:16:02,294 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:16:02,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12, 12] total 29 [2023-12-21 13:16:02,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942579915] [2023-12-21 13:16:02,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:16:02,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-12-21 13:16:02,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:02,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-12-21 13:16:02,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2023-12-21 13:16:02,297 INFO L87 Difference]: Start difference. First operand 20547 states and 26431 transitions. Second operand has 30 states, 30 states have (on average 7.933333333333334) internal successors, (238), 29 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:41,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:41,589 INFO L93 Difference]: Finished difference Result 225211 states and 284076 transitions. [2023-12-21 13:16:41,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 529 states. [2023-12-21 13:16:41,589 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 7.933333333333334) internal successors, (238), 29 states have internal predecessors, (238), 0 states have call successors, (0), 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 89 [2023-12-21 13:16:41,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:41,891 INFO L225 Difference]: With dead ends: 225211 [2023-12-21 13:16:41,891 INFO L226 Difference]: Without dead ends: 215411 [2023-12-21 13:16:41,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 711 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 555 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147151 ImplicationChecksByTransitivity, 32.6s TimeCoverageRelationStatistics Valid=38153, Invalid=271539, Unknown=0, NotChecked=0, Total=309692 [2023-12-21 13:16:41,973 INFO L413 NwaCegarLoop]: 597 mSDtfsCounter, 9381 mSDsluCounter, 9476 mSDsCounter, 0 mSdLazyCounter, 8610 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9381 SdHoareTripleChecker+Valid, 10073 SdHoareTripleChecker+Invalid, 8769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 8610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:41,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9381 Valid, 10073 Invalid, 8769 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [159 Valid, 8610 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2023-12-21 13:16:42,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215411 states. [2023-12-21 13:16:43,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215411 to 39294. [2023-12-21 13:16:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39294 states, 39293 states have (on average 1.2861323899931285) internal successors, (50536), 39293 states have internal predecessors, (50536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39294 states to 39294 states and 50536 transitions. [2023-12-21 13:16:43,455 INFO L78 Accepts]: Start accepts. Automaton has 39294 states and 50536 transitions. Word has length 89 [2023-12-21 13:16:43,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:43,456 INFO L495 AbstractCegarLoop]: Abstraction has 39294 states and 50536 transitions. [2023-12-21 13:16:43,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 7.933333333333334) internal successors, (238), 29 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:43,456 INFO L276 IsEmpty]: Start isEmpty. Operand 39294 states and 50536 transitions. [2023-12-21 13:16:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-21 13:16:43,464 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:43,464 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:43,482 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-21 13:16:43,670 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,SelfDestructingSolverStorable31 [2023-12-21 13:16:43,670 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:43,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:43,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1137780821, now seen corresponding path program 1 times [2023-12-21 13:16:43,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:43,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754613905] [2023-12-21 13:16:43,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:43,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-21 13:16:43,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:43,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754613905] [2023-12-21 13:16:43,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754613905] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:16:43,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:16:43,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-21 13:16:43,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547845570] [2023-12-21 13:16:43,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:16:43,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-21 13:16:43,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:43,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-21 13:16:43,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-12-21 13:16:43,969 INFO L87 Difference]: Start difference. First operand 39294 states and 50536 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:44,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:44,659 INFO L93 Difference]: Finished difference Result 112531 states and 144595 transitions. [2023-12-21 13:16:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-21 13:16:44,660 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 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 90 [2023-12-21 13:16:44,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:44,755 INFO L225 Difference]: With dead ends: 112531 [2023-12-21 13:16:44,755 INFO L226 Difference]: Without dead ends: 88649 [2023-12-21 13:16:44,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2023-12-21 13:16:44,788 INFO L413 NwaCegarLoop]: 295 mSDtfsCounter, 690 mSDsluCounter, 952 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:44,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [690 Valid, 1247 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:16:44,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88649 states. [2023-12-21 13:16:45,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88649 to 39223. [2023-12-21 13:16:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39223 states, 39222 states have (on average 1.2862934067615115) internal successors, (50451), 39222 states have internal predecessors, (50451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39223 states to 39223 states and 50451 transitions. [2023-12-21 13:16:45,477 INFO L78 Accepts]: Start accepts. Automaton has 39223 states and 50451 transitions. Word has length 90 [2023-12-21 13:16:45,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:45,478 INFO L495 AbstractCegarLoop]: Abstraction has 39223 states and 50451 transitions. [2023-12-21 13:16:45,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:45,478 INFO L276 IsEmpty]: Start isEmpty. Operand 39223 states and 50451 transitions. [2023-12-21 13:16:45,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-21 13:16:45,485 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:45,485 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:45,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2023-12-21 13:16:45,485 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:45,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:45,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1519510842, now seen corresponding path program 1 times [2023-12-21 13:16:45,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:45,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652174270] [2023-12-21 13:16:45,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:45,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-21 13:16:45,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:45,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652174270] [2023-12-21 13:16:45,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652174270] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:16:45,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:16:45,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:16:45,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774079865] [2023-12-21 13:16:45,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:16:45,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:16:45,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:45,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:16:45,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:16:45,636 INFO L87 Difference]: Start difference. First operand 39223 states and 50451 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:45,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:45,819 INFO L93 Difference]: Finished difference Result 75987 states and 97944 transitions. [2023-12-21 13:16:45,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:16:45,820 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 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 90 [2023-12-21 13:16:45,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:45,948 INFO L225 Difference]: With dead ends: 75987 [2023-12-21 13:16:45,948 INFO L226 Difference]: Without dead ends: 37285 [2023-12-21 13:16:45,971 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 [2023-12-21 13:16:45,977 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 181 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:45,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 176 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:16:45,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37285 states. [2023-12-21 13:16:46,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37285 to 37285. [2023-12-21 13:16:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37285 states, 37284 states have (on average 1.2761506276150627) internal successors, (47580), 37284 states have internal predecessors, (47580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37285 states to 37285 states and 47580 transitions. [2023-12-21 13:16:46,298 INFO L78 Accepts]: Start accepts. Automaton has 37285 states and 47580 transitions. Word has length 90 [2023-12-21 13:16:46,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:46,299 INFO L495 AbstractCegarLoop]: Abstraction has 37285 states and 47580 transitions. [2023-12-21 13:16:46,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:46,299 INFO L276 IsEmpty]: Start isEmpty. Operand 37285 states and 47580 transitions. [2023-12-21 13:16:46,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-21 13:16:46,305 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:46,305 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:46,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2023-12-21 13:16:46,306 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:46,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:46,306 INFO L85 PathProgramCache]: Analyzing trace with hash -433616044, now seen corresponding path program 1 times [2023-12-21 13:16:46,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:46,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994215103] [2023-12-21 13:16:46,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:46,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:46,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:46,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994215103] [2023-12-21 13:16:46,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994215103] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:16:46,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162202808] [2023-12-21 13:16:46,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:46,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:16:46,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:16:46,408 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) [2023-12-21 13:16:46,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-21 13:16:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:46,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-21 13:16:46,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:16:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:46,820 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:16:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:47,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162202808] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:16:47,065 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:16:47,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 7] total 11 [2023-12-21 13:16:47,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842669576] [2023-12-21 13:16:47,065 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:16:47,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-21 13:16:47,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:47,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-21 13:16:47,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-12-21 13:16:47,066 INFO L87 Difference]: Start difference. First operand 37285 states and 47580 transitions. Second operand has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 11 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) [2023-12-21 13:16:47,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:47,661 INFO L93 Difference]: Finished difference Result 186938 states and 238562 transitions. [2023-12-21 13:16:47,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-21 13:16:47,661 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 11 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 90 [2023-12-21 13:16:47,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:47,814 INFO L225 Difference]: With dead ends: 186938 [2023-12-21 13:16:47,814 INFO L226 Difference]: Without dead ends: 150174 [2023-12-21 13:16:47,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 172 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-12-21 13:16:47,853 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 837 mSDsluCounter, 1545 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 837 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:47,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [837 Valid, 1980 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:16:48,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150174 states. [2023-12-21 13:16:49,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150174 to 141478. [2023-12-21 13:16:49,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141478 states, 141477 states have (on average 1.2628907879019204) internal successors, (178670), 141477 states have internal predecessors, (178670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:49,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141478 states to 141478 states and 178670 transitions. [2023-12-21 13:16:49,577 INFO L78 Accepts]: Start accepts. Automaton has 141478 states and 178670 transitions. Word has length 90 [2023-12-21 13:16:49,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:49,577 INFO L495 AbstractCegarLoop]: Abstraction has 141478 states and 178670 transitions. [2023-12-21 13:16:49,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 11 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) [2023-12-21 13:16:49,578 INFO L276 IsEmpty]: Start isEmpty. Operand 141478 states and 178670 transitions. [2023-12-21 13:16:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-21 13:16:49,593 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:49,593 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:49,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-21 13:16:49,797 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,SelfDestructingSolverStorable34 [2023-12-21 13:16:49,798 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:49,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:49,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1315088287, now seen corresponding path program 1 times [2023-12-21 13:16:49,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:49,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264853739] [2023-12-21 13:16:49,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:49,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:49,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:49,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264853739] [2023-12-21 13:16:49,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264853739] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:16:49,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:16:49,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 13:16:49,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891435282] [2023-12-21 13:16:49,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:16:49,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:16:49,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:49,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:16:49,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:16:49,871 INFO L87 Difference]: Start difference. First operand 141478 states and 178670 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:50,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:50,865 INFO L93 Difference]: Finished difference Result 317117 states and 396899 transitions. [2023-12-21 13:16:50,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-21 13:16:50,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 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 92 [2023-12-21 13:16:50,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:51,056 INFO L225 Difference]: With dead ends: 317117 [2023-12-21 13:16:51,056 INFO L226 Difference]: Without dead ends: 176160 [2023-12-21 13:16:51,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-12-21 13:16:51,094 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 560 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:51,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 469 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:16:51,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176160 states. [2023-12-21 13:16:52,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176160 to 138430. [2023-12-21 13:16:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138430 states, 138429 states have (on average 1.246660743052395) internal successors, (172574), 138429 states have internal predecessors, (172574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138430 states to 138430 states and 172574 transitions. [2023-12-21 13:16:52,868 INFO L78 Accepts]: Start accepts. Automaton has 138430 states and 172574 transitions. Word has length 92 [2023-12-21 13:16:52,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:52,868 INFO L495 AbstractCegarLoop]: Abstraction has 138430 states and 172574 transitions. [2023-12-21 13:16:52,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 138430 states and 172574 transitions. [2023-12-21 13:16:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-21 13:16:52,877 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:52,878 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:52,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2023-12-21 13:16:52,878 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:52,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:52,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1353834030, now seen corresponding path program 1 times [2023-12-21 13:16:52,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:52,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905811853] [2023-12-21 13:16:52,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:52,905 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-21 13:16:52,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:52,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905811853] [2023-12-21 13:16:52,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905811853] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:16:52,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:16:52,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:16:52,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054237102] [2023-12-21 13:16:52,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:16:52,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:16:52,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:52,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:16:52,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:16:52,907 INFO L87 Difference]: Start difference. First operand 138430 states and 172574 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:53,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:53,587 INFO L93 Difference]: Finished difference Result 256632 states and 320301 transitions. [2023-12-21 13:16:53,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:16:53,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 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 94 [2023-12-21 13:16:53,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:53,729 INFO L225 Difference]: With dead ends: 256632 [2023-12-21 13:16:53,729 INFO L226 Difference]: Without dead ends: 118723 [2023-12-21 13:16:53,803 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 [2023-12-21 13:16:53,804 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 173 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:53,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 209 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:16:53,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118723 states. [2023-12-21 13:16:55,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118723 to 118723. [2023-12-21 13:16:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118723 states, 118722 states have (on average 1.2299405333468103) internal successors, (146021), 118722 states have internal predecessors, (146021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118723 states to 118723 states and 146021 transitions. [2023-12-21 13:16:55,282 INFO L78 Accepts]: Start accepts. Automaton has 118723 states and 146021 transitions. Word has length 94 [2023-12-21 13:16:55,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:55,282 INFO L495 AbstractCegarLoop]: Abstraction has 118723 states and 146021 transitions. [2023-12-21 13:16:55,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 118723 states and 146021 transitions. [2023-12-21 13:16:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-21 13:16:55,288 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:55,288 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:55,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2023-12-21 13:16:55,289 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:55,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:55,289 INFO L85 PathProgramCache]: Analyzing trace with hash -634186171, now seen corresponding path program 1 times [2023-12-21 13:16:55,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:55,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067866121] [2023-12-21 13:16:55,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:55,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:55,563 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:55,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:55,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067866121] [2023-12-21 13:16:55,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067866121] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:16:55,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096284913] [2023-12-21 13:16:55,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:55,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:16:55,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:16:55,598 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) [2023-12-21 13:16:55,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-21 13:16:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:55,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-21 13:16:55,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:16:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:55,981 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:16:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:56,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096284913] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:16:56,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:16:56,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2023-12-21 13:16:56,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441675107] [2023-12-21 13:16:56,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:16:56,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-21 13:16:56,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:56,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-21 13:16:56,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2023-12-21 13:16:56,103 INFO L87 Difference]: Start difference. First operand 118723 states and 146021 transitions. Second operand has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:57,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:57,086 INFO L93 Difference]: Finished difference Result 254011 states and 311962 transitions. [2023-12-21 13:16:57,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 13:16:57,086 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 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 95 [2023-12-21 13:16:57,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:57,324 INFO L225 Difference]: With dead ends: 254011 [2023-12-21 13:16:57,324 INFO L226 Difference]: Without dead ends: 135758 [2023-12-21 13:16:57,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 182 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2023-12-21 13:16:57,425 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 2159 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2159 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:57,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2159 Valid, 923 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:16:57,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135758 states. [2023-12-21 13:16:58,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135758 to 95028. [2023-12-21 13:16:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95028 states, 95027 states have (on average 1.2090037568270071) internal successors, (114888), 95027 states have internal predecessors, (114888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95028 states to 95028 states and 114888 transitions. [2023-12-21 13:16:58,672 INFO L78 Accepts]: Start accepts. Automaton has 95028 states and 114888 transitions. Word has length 95 [2023-12-21 13:16:58,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:16:58,672 INFO L495 AbstractCegarLoop]: Abstraction has 95028 states and 114888 transitions. [2023-12-21 13:16:58,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand 95028 states and 114888 transitions. [2023-12-21 13:16:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-21 13:16:58,677 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:16:58,677 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:16:58,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-21 13:16:58,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:16:58,882 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:16:58,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:16:58,883 INFO L85 PathProgramCache]: Analyzing trace with hash -563005699, now seen corresponding path program 1 times [2023-12-21 13:16:58,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:16:58,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134634471] [2023-12-21 13:16:58,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:16:58,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:16:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:16:59,243 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:16:59,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:16:59,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134634471] [2023-12-21 13:16:59,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134634471] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:16:59,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:16:59,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-21 13:16:59,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72393345] [2023-12-21 13:16:59,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:16:59,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 13:16:59,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:16:59,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 13:16:59,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:16:59,245 INFO L87 Difference]: Start difference. First operand 95028 states and 114888 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:16:59,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:16:59,533 INFO L93 Difference]: Finished difference Result 150362 states and 183628 transitions. [2023-12-21 13:16:59,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:16:59,533 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 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 96 [2023-12-21 13:16:59,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:16:59,668 INFO L225 Difference]: With dead ends: 150362 [2023-12-21 13:16:59,669 INFO L226 Difference]: Without dead ends: 119938 [2023-12-21 13:16:59,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:16:59,713 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 456 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:16:59,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 710 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:16:59,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119938 states. [2023-12-21 13:17:00,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119938 to 112556. [2023-12-21 13:17:00,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112556 states, 112555 states have (on average 1.2050108835680333) internal successors, (135630), 112555 states have internal predecessors, (135630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:01,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112556 states to 112556 states and 135630 transitions. [2023-12-21 13:17:01,297 INFO L78 Accepts]: Start accepts. Automaton has 112556 states and 135630 transitions. Word has length 96 [2023-12-21 13:17:01,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:01,297 INFO L495 AbstractCegarLoop]: Abstraction has 112556 states and 135630 transitions. [2023-12-21 13:17:01,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 112556 states and 135630 transitions. [2023-12-21 13:17:01,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-21 13:17:01,303 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:01,303 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:01,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2023-12-21 13:17:01,303 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:01,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:01,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1342178627, now seen corresponding path program 1 times [2023-12-21 13:17:01,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:01,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312201971] [2023-12-21 13:17:01,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:01,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:01,381 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-21 13:17:01,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:01,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312201971] [2023-12-21 13:17:01,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312201971] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:01,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:17:01,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-21 13:17:01,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489263297] [2023-12-21 13:17:01,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:01,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-21 13:17:01,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:01,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-21 13:17:01,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-21 13:17:01,382 INFO L87 Difference]: Start difference. First operand 112556 states and 135630 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:01,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:01,868 INFO L93 Difference]: Finished difference Result 154875 states and 185139 transitions. [2023-12-21 13:17:01,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 13:17:01,869 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 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 100 [2023-12-21 13:17:01,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:02,366 INFO L225 Difference]: With dead ends: 154875 [2023-12-21 13:17:02,367 INFO L226 Difference]: Without dead ends: 130787 [2023-12-21 13:17:02,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2023-12-21 13:17:02,380 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 1465 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:02,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1465 Valid, 459 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:17:02,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130787 states. [2023-12-21 13:17:03,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130787 to 112502. [2023-12-21 13:17:03,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112502 states, 112501 states have (on average 1.2050559550581772) internal successors, (135570), 112501 states have internal predecessors, (135570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:03,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112502 states to 112502 states and 135570 transitions. [2023-12-21 13:17:03,630 INFO L78 Accepts]: Start accepts. Automaton has 112502 states and 135570 transitions. Word has length 100 [2023-12-21 13:17:03,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:03,630 INFO L495 AbstractCegarLoop]: Abstraction has 112502 states and 135570 transitions. [2023-12-21 13:17:03,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:03,630 INFO L276 IsEmpty]: Start isEmpty. Operand 112502 states and 135570 transitions. [2023-12-21 13:17:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-21 13:17:03,636 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:03,636 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:03,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2023-12-21 13:17:03,636 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:03,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:03,637 INFO L85 PathProgramCache]: Analyzing trace with hash -2032208473, now seen corresponding path program 1 times [2023-12-21 13:17:03,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:03,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193061528] [2023-12-21 13:17:03,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:03,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:03,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193061528] [2023-12-21 13:17:03,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193061528] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:17:03,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [409501471] [2023-12-21 13:17:03,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:03,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:17:03,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:17:03,687 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) [2023-12-21 13:17:03,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-21 13:17:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:03,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-21 13:17:03,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:17:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:04,056 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:17:04,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:04,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [409501471] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:17:04,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:17:04,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2023-12-21 13:17:04,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942794841] [2023-12-21 13:17:04,182 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:17:04,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-21 13:17:04,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:04,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-21 13:17:04,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2023-12-21 13:17:04,183 INFO L87 Difference]: Start difference. First operand 112502 states and 135570 transitions. Second operand has 14 states, 14 states have (on average 19.857142857142858) internal successors, (278), 14 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:05,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:05,085 INFO L93 Difference]: Finished difference Result 273408 states and 326881 transitions. [2023-12-21 13:17:05,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-21 13:17:05,086 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.857142857142858) internal successors, (278), 14 states have internal predecessors, (278), 0 states have call successors, (0), 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 101 [2023-12-21 13:17:05,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:05,508 INFO L225 Difference]: With dead ends: 273408 [2023-12-21 13:17:05,508 INFO L226 Difference]: Without dead ends: 161358 [2023-12-21 13:17:05,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 194 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2023-12-21 13:17:05,549 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 2605 mSDsluCounter, 703 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2605 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:05,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2605 Valid, 857 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:17:05,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161358 states. [2023-12-21 13:17:06,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161358 to 117710. [2023-12-21 13:17:06,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117710 states, 117709 states have (on average 1.1991096687593983) internal successors, (141146), 117709 states have internal predecessors, (141146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117710 states to 117710 states and 141146 transitions. [2023-12-21 13:17:06,987 INFO L78 Accepts]: Start accepts. Automaton has 117710 states and 141146 transitions. Word has length 101 [2023-12-21 13:17:06,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:06,988 INFO L495 AbstractCegarLoop]: Abstraction has 117710 states and 141146 transitions. [2023-12-21 13:17:06,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.857142857142858) internal successors, (278), 14 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 117710 states and 141146 transitions. [2023-12-21 13:17:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-21 13:17:06,994 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:06,995 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:06,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-21 13:17:07,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:17:07,199 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:07,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:07,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1576626704, now seen corresponding path program 1 times [2023-12-21 13:17:07,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:07,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370905194] [2023-12-21 13:17:07,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:07,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:07,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:07,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370905194] [2023-12-21 13:17:07,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370905194] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:07,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:17:07,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:17:07,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721086013] [2023-12-21 13:17:07,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:07,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:17:07,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:07,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:17:07,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:17:07,241 INFO L87 Difference]: Start difference. First operand 117710 states and 141146 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:07,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:07,828 INFO L93 Difference]: Finished difference Result 167450 states and 200636 transitions. [2023-12-21 13:17:07,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:17:07,828 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 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 101 [2023-12-21 13:17:07,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:07,961 INFO L225 Difference]: With dead ends: 167450 [2023-12-21 13:17:07,961 INFO L226 Difference]: Without dead ends: 120280 [2023-12-21 13:17:08,006 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 [2023-12-21 13:17:08,006 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 71 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:08,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 482 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:17:08,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120280 states. [2023-12-21 13:17:09,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120280 to 113708. [2023-12-21 13:17:09,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113708 states, 113707 states have (on average 1.194904447395499) internal successors, (135869), 113707 states have internal predecessors, (135869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113708 states to 113708 states and 135869 transitions. [2023-12-21 13:17:09,695 INFO L78 Accepts]: Start accepts. Automaton has 113708 states and 135869 transitions. Word has length 101 [2023-12-21 13:17:09,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:09,695 INFO L495 AbstractCegarLoop]: Abstraction has 113708 states and 135869 transitions. [2023-12-21 13:17:09,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 113708 states and 135869 transitions. [2023-12-21 13:17:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-21 13:17:09,701 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:09,701 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:09,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2023-12-21 13:17:09,701 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:09,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:09,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1079123396, now seen corresponding path program 1 times [2023-12-21 13:17:09,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:09,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587355110] [2023-12-21 13:17:09,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:09,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:10,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:10,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587355110] [2023-12-21 13:17:10,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587355110] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:10,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:17:10,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-12-21 13:17:10,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162298559] [2023-12-21 13:17:10,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:10,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-12-21 13:17:10,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:10,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-12-21 13:17:10,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2023-12-21 13:17:10,365 INFO L87 Difference]: Start difference. First operand 113708 states and 135869 transitions. Second operand has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 16 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:13,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:13,871 INFO L93 Difference]: Finished difference Result 215934 states and 259524 transitions. [2023-12-21 13:17:13,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-12-21 13:17:13,871 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 16 states have internal predecessors, (101), 0 states have call successors, (0), 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 101 [2023-12-21 13:17:13,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:14,259 INFO L225 Difference]: With dead ends: 215934 [2023-12-21 13:17:14,259 INFO L226 Difference]: Without dead ends: 207604 [2023-12-21 13:17:14,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1082 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1028, Invalid=3394, Unknown=0, NotChecked=0, Total=4422 [2023-12-21 13:17:14,299 INFO L413 NwaCegarLoop]: 550 mSDtfsCounter, 2115 mSDsluCounter, 5073 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2115 SdHoareTripleChecker+Valid, 5623 SdHoareTripleChecker+Invalid, 1404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:14,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2115 Valid, 5623 Invalid, 1404 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-21 13:17:14,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207604 states. [2023-12-21 13:17:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207604 to 120814. [2023-12-21 13:17:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120814 states, 120813 states have (on average 1.1969986673619561) internal successors, (144613), 120813 states have internal predecessors, (144613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120814 states to 120814 states and 144613 transitions. [2023-12-21 13:17:16,137 INFO L78 Accepts]: Start accepts. Automaton has 120814 states and 144613 transitions. Word has length 101 [2023-12-21 13:17:16,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:16,137 INFO L495 AbstractCegarLoop]: Abstraction has 120814 states and 144613 transitions. [2023-12-21 13:17:16,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.9411764705882355) internal successors, (101), 16 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 120814 states and 144613 transitions. [2023-12-21 13:17:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-21 13:17:16,143 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:16,143 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:16,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2023-12-21 13:17:16,143 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:16,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:16,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1494513025, now seen corresponding path program 1 times [2023-12-21 13:17:16,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:16,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380654107] [2023-12-21 13:17:16,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:16,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:16,182 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-21 13:17:16,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:16,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380654107] [2023-12-21 13:17:16,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380654107] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:16,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:17:16,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-21 13:17:16,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119814431] [2023-12-21 13:17:16,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:16,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-21 13:17:16,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:16,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-21 13:17:16,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-21 13:17:16,183 INFO L87 Difference]: Start difference. First operand 120814 states and 144613 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:17,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:17,000 INFO L93 Difference]: Finished difference Result 238504 states and 284829 transitions. [2023-12-21 13:17:17,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:17:17,001 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 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 101 [2023-12-21 13:17:17,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:17,224 INFO L225 Difference]: With dead ends: 238504 [2023-12-21 13:17:17,224 INFO L226 Difference]: Without dead ends: 188241 [2023-12-21 13:17:17,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:17:17,272 INFO L413 NwaCegarLoop]: 264 mSDtfsCounter, 280 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:17,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [280 Valid, 597 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:17:17,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188241 states. [2023-12-21 13:17:18,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188241 to 134060. [2023-12-21 13:17:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134060 states, 134059 states have (on average 1.1940041325088206) internal successors, (160067), 134059 states have internal predecessors, (160067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:19,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134060 states to 134060 states and 160067 transitions. [2023-12-21 13:17:19,058 INFO L78 Accepts]: Start accepts. Automaton has 134060 states and 160067 transitions. Word has length 101 [2023-12-21 13:17:19,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:19,058 INFO L495 AbstractCegarLoop]: Abstraction has 134060 states and 160067 transitions. [2023-12-21 13:17:19,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 134060 states and 160067 transitions. [2023-12-21 13:17:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-21 13:17:19,083 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:19,083 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:19,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2023-12-21 13:17:19,083 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:19,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:19,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1818593712, now seen corresponding path program 1 times [2023-12-21 13:17:19,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:19,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599602517] [2023-12-21 13:17:19,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:19,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:19,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:19,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599602517] [2023-12-21 13:17:19,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599602517] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:19,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:17:19,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:17:19,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474645399] [2023-12-21 13:17:19,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:19,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:17:19,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:19,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:17:19,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:17:19,132 INFO L87 Difference]: Start difference. First operand 134060 states and 160067 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:19,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:19,911 INFO L93 Difference]: Finished difference Result 256405 states and 304821 transitions. [2023-12-21 13:17:19,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:17:19,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 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 103 [2023-12-21 13:17:19,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:20,063 INFO L225 Difference]: With dead ends: 256405 [2023-12-21 13:17:20,063 INFO L226 Difference]: Without dead ends: 122808 [2023-12-21 13:17:20,126 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 [2023-12-21 13:17:20,127 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 110 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:20,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 372 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:17:20,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122808 states. [2023-12-21 13:17:21,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122808 to 122578. [2023-12-21 13:17:21,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122578 states, 122577 states have (on average 1.1638888209044111) internal successors, (142666), 122577 states have internal predecessors, (142666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:21,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122578 states to 122578 states and 142666 transitions. [2023-12-21 13:17:21,627 INFO L78 Accepts]: Start accepts. Automaton has 122578 states and 142666 transitions. Word has length 103 [2023-12-21 13:17:21,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:21,627 INFO L495 AbstractCegarLoop]: Abstraction has 122578 states and 142666 transitions. [2023-12-21 13:17:21,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:21,627 INFO L276 IsEmpty]: Start isEmpty. Operand 122578 states and 142666 transitions. [2023-12-21 13:17:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-21 13:17:21,633 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:21,633 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:21,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2023-12-21 13:17:21,636 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:21,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:21,637 INFO L85 PathProgramCache]: Analyzing trace with hash -954179453, now seen corresponding path program 1 times [2023-12-21 13:17:21,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:21,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251019820] [2023-12-21 13:17:21,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:21,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-21 13:17:21,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:21,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251019820] [2023-12-21 13:17:21,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251019820] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:21,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:17:21,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-21 13:17:21,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938144022] [2023-12-21 13:17:21,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:21,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-21 13:17:21,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:21,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-21 13:17:21,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-21 13:17:21,677 INFO L87 Difference]: Start difference. First operand 122578 states and 142666 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:22,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:22,496 INFO L93 Difference]: Finished difference Result 224631 states and 261526 transitions. [2023-12-21 13:17:22,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-21 13:17:22,497 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 0 states have call successors, (0), 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 104 [2023-12-21 13:17:22,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:22,681 INFO L225 Difference]: With dead ends: 224631 [2023-12-21 13:17:22,681 INFO L226 Difference]: Without dead ends: 176471 [2023-12-21 13:17:22,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-21 13:17:22,739 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 364 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:22,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 525 Invalid, 222 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-21 13:17:22,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176471 states. [2023-12-21 13:17:24,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176471 to 142014. [2023-12-21 13:17:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142014 states, 142013 states have (on average 1.1654285171075887) internal successors, (165506), 142013 states have internal predecessors, (165506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:24,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142014 states to 142014 states and 165506 transitions. [2023-12-21 13:17:24,646 INFO L78 Accepts]: Start accepts. Automaton has 142014 states and 165506 transitions. Word has length 104 [2023-12-21 13:17:24,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:24,647 INFO L495 AbstractCegarLoop]: Abstraction has 142014 states and 165506 transitions. [2023-12-21 13:17:24,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:24,647 INFO L276 IsEmpty]: Start isEmpty. Operand 142014 states and 165506 transitions. [2023-12-21 13:17:24,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-21 13:17:24,651 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:24,652 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:24,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2023-12-21 13:17:24,652 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:24,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:24,653 INFO L85 PathProgramCache]: Analyzing trace with hash 705041960, now seen corresponding path program 1 times [2023-12-21 13:17:24,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:24,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727865856] [2023-12-21 13:17:24,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:24,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:25,390 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:25,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:25,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727865856] [2023-12-21 13:17:25,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727865856] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:17:25,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774015494] [2023-12-21 13:17:25,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:25,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:17:25,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:17:25,404 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) [2023-12-21 13:17:25,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-21 13:17:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:25,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-21 13:17:25,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:17:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:25,989 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 13:17:25,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774015494] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:17:25,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-21 13:17:25,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 21 [2023-12-21 13:17:25,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461067520] [2023-12-21 13:17:25,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:17:25,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-21 13:17:25,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:25,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-21 13:17:25,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2023-12-21 13:17:25,991 INFO L87 Difference]: Start difference. First operand 142014 states and 165506 transitions. Second operand has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:26,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:17:26,948 INFO L93 Difference]: Finished difference Result 233408 states and 272452 transitions. [2023-12-21 13:17:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-21 13:17:26,949 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 0 states have call successors, (0), 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 104 [2023-12-21 13:17:26,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:17:27,122 INFO L225 Difference]: With dead ends: 233408 [2023-12-21 13:17:27,123 INFO L226 Difference]: Without dead ends: 171666 [2023-12-21 13:17:27,172 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=163, Invalid=893, Unknown=0, NotChecked=0, Total=1056 [2023-12-21 13:17:27,172 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 755 mSDsluCounter, 2293 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 2707 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:17:27,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [755 Valid, 2707 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:17:27,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171666 states. [2023-12-21 13:17:28,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171666 to 161235. [2023-12-21 13:17:28,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161235 states, 161234 states have (on average 1.164469032586179) internal successors, (187752), 161234 states have internal predecessors, (187752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:28,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161235 states to 161235 states and 187752 transitions. [2023-12-21 13:17:28,957 INFO L78 Accepts]: Start accepts. Automaton has 161235 states and 187752 transitions. Word has length 104 [2023-12-21 13:17:28,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:17:28,957 INFO L495 AbstractCegarLoop]: Abstraction has 161235 states and 187752 transitions. [2023-12-21 13:17:28,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:17:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 161235 states and 187752 transitions. [2023-12-21 13:17:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-21 13:17:28,963 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:17:28,963 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:17:28,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-21 13:17:29,169 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,SelfDestructingSolverStorable46 [2023-12-21 13:17:29,169 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:17:29,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:17:29,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1152869224, now seen corresponding path program 1 times [2023-12-21 13:17:29,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:17:29,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118803100] [2023-12-21 13:17:29,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:29,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:17:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:29,903 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:29,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:17:29,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118803100] [2023-12-21 13:17:29,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118803100] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:17:29,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739617254] [2023-12-21 13:17:29,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:17:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:17:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:17:29,905 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) [2023-12-21 13:17:29,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-21 13:17:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:17:30,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-21 13:17:30,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:17:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:30,564 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:17:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:17:31,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739617254] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:17:31,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:17:31,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 32 [2023-12-21 13:17:31,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718384750] [2023-12-21 13:17:31,195 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:17:31,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-12-21 13:17:31,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:17:31,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-12-21 13:17:31,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=905, Unknown=0, NotChecked=0, Total=992 [2023-12-21 13:17:31,197 INFO L87 Difference]: Start difference. First operand 161235 states and 187752 transitions. Second operand has 32 states, 32 states have (on average 8.96875) internal successors, (287), 32 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:08,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:18:08,894 INFO L93 Difference]: Finished difference Result 861626 states and 992387 transitions. [2023-12-21 13:18:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 401 states. [2023-12-21 13:18:08,895 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 8.96875) internal successors, (287), 32 states have internal predecessors, (287), 0 states have call successors, (0), 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 104 [2023-12-21 13:18:08,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:18:10,047 INFO L225 Difference]: With dead ends: 861626 [2023-12-21 13:18:10,048 INFO L226 Difference]: Without dead ends: 823256 [2023-12-21 13:18:10,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 619 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 429 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80553 ImplicationChecksByTransitivity, 30.5s TimeCoverageRelationStatistics Valid=18542, Invalid=166788, Unknown=0, NotChecked=0, Total=185330 [2023-12-21 13:18:10,248 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 11201 mSDsluCounter, 9116 mSDsCounter, 0 mSdLazyCounter, 8646 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11201 SdHoareTripleChecker+Valid, 9542 SdHoareTripleChecker+Invalid, 8862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 8646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:18:10,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11201 Valid, 9542 Invalid, 8862 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [216 Valid, 8646 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-12-21 13:18:10,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823256 states. [2023-12-21 13:18:16,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823256 to 161408. [2023-12-21 13:18:16,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161408 states, 161407 states have (on average 1.1644414430600902) internal successors, (187949), 161407 states have internal predecessors, (187949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161408 states to 161408 states and 187949 transitions. [2023-12-21 13:18:16,559 INFO L78 Accepts]: Start accepts. Automaton has 161408 states and 187949 transitions. Word has length 104 [2023-12-21 13:18:16,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:18:16,559 INFO L495 AbstractCegarLoop]: Abstraction has 161408 states and 187949 transitions. [2023-12-21 13:18:16,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 8.96875) internal successors, (287), 32 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:16,560 INFO L276 IsEmpty]: Start isEmpty. Operand 161408 states and 187949 transitions. [2023-12-21 13:18:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-21 13:18:16,564 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:18:16,564 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:18:16,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-21 13:18:16,769 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,SelfDestructingSolverStorable47 [2023-12-21 13:18:16,770 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:18:16,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:18:16,770 INFO L85 PathProgramCache]: Analyzing trace with hash 815578692, now seen corresponding path program 1 times [2023-12-21 13:18:16,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:18:16,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522273570] [2023-12-21 13:18:16,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:16,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:18:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:17,128 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-21 13:18:17,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:18:17,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522273570] [2023-12-21 13:18:17,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522273570] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:18:17,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:18:17,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-21 13:18:17,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894416415] [2023-12-21 13:18:17,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:18:17,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-21 13:18:17,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:18:17,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-21 13:18:17,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-12-21 13:18:17,129 INFO L87 Difference]: Start difference. First operand 161408 states and 187949 transitions. Second operand has 8 states, 8 states have (on average 12.375) internal successors, (99), 7 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:17,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:18:17,949 INFO L93 Difference]: Finished difference Result 258767 states and 301778 transitions. [2023-12-21 13:18:17,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-12-21 13:18:17,950 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.375) internal successors, (99), 7 states have internal predecessors, (99), 0 states have call successors, (0), 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 104 [2023-12-21 13:18:17,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:18:18,539 INFO L225 Difference]: With dead ends: 258767 [2023-12-21 13:18:18,539 INFO L226 Difference]: Without dead ends: 228058 [2023-12-21 13:18:18,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2023-12-21 13:18:18,589 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 1048 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 806 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-21 13:18:18,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1048 Valid, 806 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-21 13:18:18,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228058 states. [2023-12-21 13:18:20,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228058 to 161395. [2023-12-21 13:18:20,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161395 states, 161394 states have (on average 1.164442296491815) internal successors, (187934), 161394 states have internal predecessors, (187934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:20,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161395 states to 161395 states and 187934 transitions. [2023-12-21 13:18:20,475 INFO L78 Accepts]: Start accepts. Automaton has 161395 states and 187934 transitions. Word has length 104 [2023-12-21 13:18:20,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:18:20,476 INFO L495 AbstractCegarLoop]: Abstraction has 161395 states and 187934 transitions. [2023-12-21 13:18:20,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.375) internal successors, (99), 7 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 161395 states and 187934 transitions. [2023-12-21 13:18:20,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-21 13:18:20,482 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:18:20,482 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:18:20,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2023-12-21 13:18:20,482 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:18:20,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:18:20,483 INFO L85 PathProgramCache]: Analyzing trace with hash -2042295094, now seen corresponding path program 1 times [2023-12-21 13:18:20,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:18:20,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255707291] [2023-12-21 13:18:20,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:20,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:18:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:21,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:18:21,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255707291] [2023-12-21 13:18:21,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255707291] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:18:21,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950856585] [2023-12-21 13:18:21,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:21,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:18:21,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:18:21,084 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) [2023-12-21 13:18:21,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-21 13:18:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:21,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-21 13:18:21,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:18:21,661 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:21,661 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 13:18:21,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950856585] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:18:21,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-21 13:18:21,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [8] total 18 [2023-12-21 13:18:21,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480422441] [2023-12-21 13:18:21,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:18:21,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-21 13:18:21,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:18:21,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-21 13:18:21,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2023-12-21 13:18:21,662 INFO L87 Difference]: Start difference. First operand 161395 states and 187934 transitions. Second operand has 11 states, 11 states have (on average 9.545454545454545) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:22,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:18:22,800 INFO L93 Difference]: Finished difference Result 221988 states and 258656 transitions. [2023-12-21 13:18:22,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-21 13:18:22,800 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.545454545454545) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2023-12-21 13:18:22,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:18:22,964 INFO L225 Difference]: With dead ends: 221988 [2023-12-21 13:18:22,965 INFO L226 Difference]: Without dead ends: 160222 [2023-12-21 13:18:23,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=163, Invalid=707, Unknown=0, NotChecked=0, Total=870 [2023-12-21 13:18:23,021 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 914 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 914 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 13:18:23,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [914 Valid, 3095 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 13:18:23,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160222 states. [2023-12-21 13:18:24,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160222 to 149821. [2023-12-21 13:18:24,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149821 states, 149820 states have (on average 1.1599652916833534) internal successors, (173786), 149820 states have internal predecessors, (173786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149821 states to 149821 states and 173786 transitions. [2023-12-21 13:18:24,831 INFO L78 Accepts]: Start accepts. Automaton has 149821 states and 173786 transitions. Word has length 105 [2023-12-21 13:18:24,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:18:24,831 INFO L495 AbstractCegarLoop]: Abstraction has 149821 states and 173786 transitions. [2023-12-21 13:18:24,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.545454545454545) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 149821 states and 173786 transitions. [2023-12-21 13:18:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-21 13:18:24,836 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:18:24,836 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:18:24,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-21 13:18:25,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:18:25,040 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:18:25,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:18:25,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1462240233, now seen corresponding path program 1 times [2023-12-21 13:18:25,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:18:25,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637860433] [2023-12-21 13:18:25,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:25,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:18:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:25,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:18:25,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637860433] [2023-12-21 13:18:25,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637860433] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:18:25,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:18:25,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-12-21 13:18:25,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633333756] [2023-12-21 13:18:25,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:18:25,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-21 13:18:25,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:18:25,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-21 13:18:25,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2023-12-21 13:18:25,326 INFO L87 Difference]: Start difference. First operand 149821 states and 173786 transitions. Second operand has 12 states, 12 states have (on average 8.75) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:27,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:18:27,179 INFO L93 Difference]: Finished difference Result 234573 states and 273865 transitions. [2023-12-21 13:18:27,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-21 13:18:27,179 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.75) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2023-12-21 13:18:27,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:18:27,505 INFO L225 Difference]: With dead ends: 234573 [2023-12-21 13:18:27,505 INFO L226 Difference]: Without dead ends: 228459 [2023-12-21 13:18:27,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=271, Invalid=659, Unknown=0, NotChecked=0, Total=930 [2023-12-21 13:18:27,552 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 1105 mSDsluCounter, 1429 mSDsCounter, 0 mSdLazyCounter, 1287 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 1732 SdHoareTripleChecker+Invalid, 1320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 1287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-21 13:18:27,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1105 Valid, 1732 Invalid, 1320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 1287 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-21 13:18:27,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228459 states. [2023-12-21 13:18:29,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228459 to 155933. [2023-12-21 13:18:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155933 states, 155932 states have (on average 1.1610060795731472) internal successors, (181038), 155932 states have internal predecessors, (181038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:29,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155933 states to 155933 states and 181038 transitions. [2023-12-21 13:18:29,354 INFO L78 Accepts]: Start accepts. Automaton has 155933 states and 181038 transitions. Word has length 105 [2023-12-21 13:18:29,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:18:29,355 INFO L495 AbstractCegarLoop]: Abstraction has 155933 states and 181038 transitions. [2023-12-21 13:18:29,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.75) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 155933 states and 181038 transitions. [2023-12-21 13:18:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-21 13:18:29,360 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:18:29,360 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:18:29,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2023-12-21 13:18:29,360 INFO L420 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:18:29,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:18:29,361 INFO L85 PathProgramCache]: Analyzing trace with hash 868770787, now seen corresponding path program 1 times [2023-12-21 13:18:29,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:18:29,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596438230] [2023-12-21 13:18:29,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:29,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:18:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:30,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:18:30,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596438230] [2023-12-21 13:18:30,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596438230] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:18:30,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611304895] [2023-12-21 13:18:30,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:30,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:18:30,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:18:30,037 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) [2023-12-21 13:18:30,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-21 13:18:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:30,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-21 13:18:30,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:18:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:30,742 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:18:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:31,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611304895] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:18:31,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:18:31,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12, 11] total 34 [2023-12-21 13:18:31,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708139349] [2023-12-21 13:18:31,268 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:18:31,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-12-21 13:18:31,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:18:31,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-12-21 13:18:31,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=997, Unknown=0, NotChecked=0, Total=1122 [2023-12-21 13:18:31,269 INFO L87 Difference]: Start difference. First operand 155933 states and 181038 transitions. Second operand has 34 states, 34 states have (on average 8.411764705882353) internal successors, (286), 34 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:33,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:18:33,143 INFO L93 Difference]: Finished difference Result 454418 states and 529326 transitions. [2023-12-21 13:18:33,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-12-21 13:18:33,143 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 8.411764705882353) internal successors, (286), 34 states have internal predecessors, (286), 0 states have call successors, (0), 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 106 [2023-12-21 13:18:33,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:18:34,034 INFO L225 Difference]: With dead ends: 454418 [2023-12-21 13:18:34,034 INFO L226 Difference]: Without dead ends: 408244 [2023-12-21 13:18:34,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 193 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 514 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=416, Invalid=2134, Unknown=0, NotChecked=0, Total=2550 [2023-12-21 13:18:34,081 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 2764 mSDsluCounter, 7702 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2764 SdHoareTripleChecker+Valid, 8197 SdHoareTripleChecker+Invalid, 1531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-21 13:18:34,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2764 Valid, 8197 Invalid, 1531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1522 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-21 13:18:34,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408244 states. [2023-12-21 13:18:36,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408244 to 156144. [2023-12-21 13:18:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156144 states, 156143 states have (on average 1.1609742351562349) internal successors, (181278), 156143 states have internal predecessors, (181278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:36,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156144 states to 156144 states and 181278 transitions. [2023-12-21 13:18:36,764 INFO L78 Accepts]: Start accepts. Automaton has 156144 states and 181278 transitions. Word has length 106 [2023-12-21 13:18:36,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:18:36,764 INFO L495 AbstractCegarLoop]: Abstraction has 156144 states and 181278 transitions. [2023-12-21 13:18:36,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.411764705882353) internal successors, (286), 34 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:18:36,764 INFO L276 IsEmpty]: Start isEmpty. Operand 156144 states and 181278 transitions. [2023-12-21 13:18:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-21 13:18:36,769 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:18:36,769 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:18:36,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-21 13:18:36,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2023-12-21 13:18:36,971 INFO L420 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:18:36,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:18:36,972 INFO L85 PathProgramCache]: Analyzing trace with hash 2128642022, now seen corresponding path program 1 times [2023-12-21 13:18:36,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:18:36,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555041928] [2023-12-21 13:18:36,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:36,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:18:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:37,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:18:37,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555041928] [2023-12-21 13:18:37,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555041928] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:18:37,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665955246] [2023-12-21 13:18:37,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:18:37,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:18:37,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:18:37,469 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) [2023-12-21 13:18:37,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-21 13:18:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:18:37,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-21 13:18:37,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:18:38,084 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:38,085 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:18:38,729 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:18:38,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665955246] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:18:38,730 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:18:38,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 11] total 29 [2023-12-21 13:18:38,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292023561] [2023-12-21 13:18:38,730 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:18:38,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-12-21 13:18:38,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:18:38,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-12-21 13:18:38,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2023-12-21 13:18:38,731 INFO L87 Difference]: Start difference. First operand 156144 states and 181278 transitions. Second operand has 29 states, 29 states have (on average 10.172413793103448) internal successors, (295), 29 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:08,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:19:08,971 INFO L93 Difference]: Finished difference Result 642860 states and 735457 transitions. [2023-12-21 13:19:08,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 507 states. [2023-12-21 13:19:08,971 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 10.172413793103448) internal successors, (295), 29 states have internal predecessors, (295), 0 states have call successors, (0), 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 107 [2023-12-21 13:19:08,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:19:09,998 INFO L225 Difference]: With dead ends: 642860 [2023-12-21 13:19:09,998 INFO L226 Difference]: Without dead ends: 586736 [2023-12-21 13:19:10,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 728 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 532 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130515 ImplicationChecksByTransitivity, 23.3s TimeCoverageRelationStatistics Valid=32356, Invalid=252266, Unknown=0, NotChecked=0, Total=284622 [2023-12-21 13:19:10,098 INFO L413 NwaCegarLoop]: 711 mSDtfsCounter, 11736 mSDsluCounter, 10884 mSDsCounter, 0 mSdLazyCounter, 11561 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11736 SdHoareTripleChecker+Valid, 11595 SdHoareTripleChecker+Invalid, 11857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 11561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-12-21 13:19:10,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11736 Valid, 11595 Invalid, 11857 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [296 Valid, 11561 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-12-21 13:19:10,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586736 states. [2023-12-21 13:19:13,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586736 to 158768. [2023-12-21 13:19:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158768 states, 158767 states have (on average 1.160423765643994) internal successors, (184237), 158767 states have internal predecessors, (184237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158768 states to 158768 states and 184237 transitions. [2023-12-21 13:19:13,391 INFO L78 Accepts]: Start accepts. Automaton has 158768 states and 184237 transitions. Word has length 107 [2023-12-21 13:19:13,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:19:13,391 INFO L495 AbstractCegarLoop]: Abstraction has 158768 states and 184237 transitions. [2023-12-21 13:19:13,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 10.172413793103448) internal successors, (295), 29 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 158768 states and 184237 transitions. [2023-12-21 13:19:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-21 13:19:13,397 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:19:13,397 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:19:13,402 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-21 13:19:13,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:19:13,604 INFO L420 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:19:13,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:19:13,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1733404373, now seen corresponding path program 1 times [2023-12-21 13:19:13,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:19:13,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703802434] [2023-12-21 13:19:13,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:13,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:19:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:14,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:19:14,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703802434] [2023-12-21 13:19:14,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703802434] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:19:14,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:19:14,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-12-21 13:19:14,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161005501] [2023-12-21 13:19:14,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:19:14,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-21 13:19:14,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:19:14,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-21 13:19:14,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2023-12-21 13:19:14,332 INFO L87 Difference]: Start difference. First operand 158768 states and 184237 transitions. Second operand has 13 states, 13 states have (on average 8.384615384615385) internal successors, (109), 12 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:16,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:19:16,907 INFO L93 Difference]: Finished difference Result 392025 states and 455071 transitions. [2023-12-21 13:19:16,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-12-21 13:19:16,907 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.384615384615385) internal successors, (109), 12 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2023-12-21 13:19:16,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:19:17,257 INFO L225 Difference]: With dead ends: 392025 [2023-12-21 13:19:17,257 INFO L226 Difference]: Without dead ends: 337077 [2023-12-21 13:19:17,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=558, Invalid=2094, Unknown=0, NotChecked=0, Total=2652 [2023-12-21 13:19:17,294 INFO L413 NwaCegarLoop]: 327 mSDtfsCounter, 2040 mSDsluCounter, 2340 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2040 SdHoareTripleChecker+Valid, 2667 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-21 13:19:17,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2040 Valid, 2667 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-21 13:19:17,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337077 states. [2023-12-21 13:19:19,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337077 to 169928. [2023-12-21 13:19:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169928 states, 169927 states have (on average 1.1606689931558847) internal successors, (197229), 169927 states have internal predecessors, (197229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169928 states to 169928 states and 197229 transitions. [2023-12-21 13:19:19,761 INFO L78 Accepts]: Start accepts. Automaton has 169928 states and 197229 transitions. Word has length 109 [2023-12-21 13:19:19,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:19:19,761 INFO L495 AbstractCegarLoop]: Abstraction has 169928 states and 197229 transitions. [2023-12-21 13:19:19,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.384615384615385) internal successors, (109), 12 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:19,761 INFO L276 IsEmpty]: Start isEmpty. Operand 169928 states and 197229 transitions. [2023-12-21 13:19:19,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-21 13:19:19,766 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:19:19,766 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:19:19,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2023-12-21 13:19:19,767 INFO L420 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:19:19,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:19:19,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1780401463, now seen corresponding path program 1 times [2023-12-21 13:19:19,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:19:19,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760243044] [2023-12-21 13:19:19,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:19,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:19:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:20,450 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:20,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:19:20,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760243044] [2023-12-21 13:19:20,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760243044] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:19:20,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1946537833] [2023-12-21 13:19:20,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:20,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:19:20,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:19:20,452 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-21 13:19:20,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-21 13:19:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:20,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-21 13:19:20,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:19:21,803 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:21,803 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:19:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:23,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1946537833] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:19:23,564 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:19:23,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 17] total 46 [2023-12-21 13:19:23,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179897034] [2023-12-21 13:19:23,564 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:19:23,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2023-12-21 13:19:23,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:19:23,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2023-12-21 13:19:23,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=183, Invalid=1887, Unknown=0, NotChecked=0, Total=2070 [2023-12-21 13:19:23,566 INFO L87 Difference]: Start difference. First operand 169928 states and 197229 transitions. Second operand has 46 states, 46 states have (on average 6.456521739130435) internal successors, (297), 46 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:29,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:19:29,608 INFO L93 Difference]: Finished difference Result 866219 states and 1004312 transitions. [2023-12-21 13:19:29,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2023-12-21 13:19:29,608 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 6.456521739130435) internal successors, (297), 46 states have internal predecessors, (297), 0 states have call successors, (0), 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 109 [2023-12-21 13:19:29,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:19:31,126 INFO L225 Difference]: With dead ends: 866219 [2023-12-21 13:19:31,126 INFO L226 Difference]: Without dead ends: 820808 [2023-12-21 13:19:31,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2608 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1275, Invalid=8427, Unknown=0, NotChecked=0, Total=9702 [2023-12-21 13:19:31,208 INFO L413 NwaCegarLoop]: 722 mSDtfsCounter, 4294 mSDsluCounter, 15165 mSDsCounter, 0 mSdLazyCounter, 3576 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4294 SdHoareTripleChecker+Valid, 15887 SdHoareTripleChecker+Invalid, 3626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 3576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-21 13:19:31,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4294 Valid, 15887 Invalid, 3626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 3576 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-21 13:19:31,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820808 states. [2023-12-21 13:19:35,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820808 to 170027. [2023-12-21 13:19:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170027 states, 170026 states have (on average 1.1605989672167787) internal successors, (197332), 170026 states have internal predecessors, (197332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170027 states to 170027 states and 197332 transitions. [2023-12-21 13:19:35,820 INFO L78 Accepts]: Start accepts. Automaton has 170027 states and 197332 transitions. Word has length 109 [2023-12-21 13:19:35,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:19:35,820 INFO L495 AbstractCegarLoop]: Abstraction has 170027 states and 197332 transitions. [2023-12-21 13:19:35,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 6.456521739130435) internal successors, (297), 46 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 170027 states and 197332 transitions. [2023-12-21 13:19:35,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-21 13:19:35,827 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:19:35,827 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:19:35,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-12-21 13:19:36,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2023-12-21 13:19:36,034 INFO L420 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:19:36,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:19:36,034 INFO L85 PathProgramCache]: Analyzing trace with hash -664086269, now seen corresponding path program 1 times [2023-12-21 13:19:36,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:19:36,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526231929] [2023-12-21 13:19:36,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:36,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:19:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:36,747 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-21 13:19:36,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:19:36,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526231929] [2023-12-21 13:19:36,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526231929] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:19:36,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:19:36,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-12-21 13:19:36,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796446523] [2023-12-21 13:19:36,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:19:36,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-21 13:19:36,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:19:36,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-21 13:19:36,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2023-12-21 13:19:36,750 INFO L87 Difference]: Start difference. First operand 170027 states and 197332 transitions. Second operand has 16 states, 16 states have (on average 6.5) internal successors, (104), 16 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:38,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:19:38,283 INFO L93 Difference]: Finished difference Result 335400 states and 390172 transitions. [2023-12-21 13:19:38,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-12-21 13:19:38,284 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.5) internal successors, (104), 16 states have internal predecessors, (104), 0 states have call successors, (0), 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 109 [2023-12-21 13:19:38,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:19:38,685 INFO L225 Difference]: With dead ends: 335400 [2023-12-21 13:19:38,685 INFO L226 Difference]: Without dead ends: 323794 [2023-12-21 13:19:38,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=576, Unknown=0, NotChecked=0, Total=702 [2023-12-21 13:19:38,762 INFO L413 NwaCegarLoop]: 349 mSDtfsCounter, 1679 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 1516 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 3365 SdHoareTripleChecker+Invalid, 1519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-21 13:19:38,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1679 Valid, 3365 Invalid, 1519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1516 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-21 13:19:39,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323794 states. [2023-12-21 13:19:41,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323794 to 164487. [2023-12-21 13:19:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164487 states, 164486 states have (on average 1.16068844764904) internal successors, (190917), 164486 states have internal predecessors, (190917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:41,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164487 states to 164487 states and 190917 transitions. [2023-12-21 13:19:41,614 INFO L78 Accepts]: Start accepts. Automaton has 164487 states and 190917 transitions. Word has length 109 [2023-12-21 13:19:41,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:19:41,614 INFO L495 AbstractCegarLoop]: Abstraction has 164487 states and 190917 transitions. [2023-12-21 13:19:41,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.5) internal successors, (104), 16 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:41,614 INFO L276 IsEmpty]: Start isEmpty. Operand 164487 states and 190917 transitions. [2023-12-21 13:19:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-21 13:19:41,619 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:19:41,628 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:19:41,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2023-12-21 13:19:41,628 INFO L420 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:19:41,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:19:41,629 INFO L85 PathProgramCache]: Analyzing trace with hash 7371200, now seen corresponding path program 1 times [2023-12-21 13:19:41,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:19:41,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052826304] [2023-12-21 13:19:41,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:41,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:19:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:42,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:19:42,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052826304] [2023-12-21 13:19:42,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052826304] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:19:42,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294676826] [2023-12-21 13:19:42,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:42,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:19:42,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:19:42,301 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-21 13:19:42,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-21 13:19:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:42,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-21 13:19:42,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:19:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:43,246 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:19:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:43,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294676826] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:19:43,705 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:19:43,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 11, 10] total 35 [2023-12-21 13:19:43,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208021329] [2023-12-21 13:19:43,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:19:43,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-12-21 13:19:43,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:19:43,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-12-21 13:19:43,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1086, Unknown=0, NotChecked=0, Total=1190 [2023-12-21 13:19:43,706 INFO L87 Difference]: Start difference. First operand 164487 states and 190917 transitions. Second operand has 35 states, 35 states have (on average 8.542857142857143) internal successors, (299), 35 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:54,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:19:54,357 INFO L93 Difference]: Finished difference Result 333061 states and 383980 transitions. [2023-12-21 13:19:54,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2023-12-21 13:19:54,357 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 8.542857142857143) internal successors, (299), 35 states have internal predecessors, (299), 0 states have call successors, (0), 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 110 [2023-12-21 13:19:54,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:19:55,080 INFO L225 Difference]: With dead ends: 333061 [2023-12-21 13:19:55,080 INFO L226 Difference]: Without dead ends: 316395 [2023-12-21 13:19:55,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 205 SyntacticMatches, 1 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4287 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=3047, Invalid=13983, Unknown=0, NotChecked=0, Total=17030 [2023-12-21 13:19:55,157 INFO L413 NwaCegarLoop]: 714 mSDtfsCounter, 3988 mSDsluCounter, 12660 mSDsCounter, 0 mSdLazyCounter, 5074 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3988 SdHoareTripleChecker+Valid, 13374 SdHoareTripleChecker+Invalid, 5089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 5074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:19:55,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3988 Valid, 13374 Invalid, 5089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 5074 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-12-21 13:19:55,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316395 states. [2023-12-21 13:19:57,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316395 to 178594. [2023-12-21 13:19:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178594 states, 178593 states have (on average 1.157906524891793) internal successors, (206794), 178593 states have internal predecessors, (206794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178594 states to 178594 states and 206794 transitions. [2023-12-21 13:19:57,992 INFO L78 Accepts]: Start accepts. Automaton has 178594 states and 206794 transitions. Word has length 110 [2023-12-21 13:19:57,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:19:57,992 INFO L495 AbstractCegarLoop]: Abstraction has 178594 states and 206794 transitions. [2023-12-21 13:19:57,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 8.542857142857143) internal successors, (299), 35 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:19:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 178594 states and 206794 transitions. [2023-12-21 13:19:57,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-21 13:19:57,999 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:19:57,999 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:19:58,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-12-21 13:19:58,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2023-12-21 13:19:58,204 INFO L420 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:19:58,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:19:58,205 INFO L85 PathProgramCache]: Analyzing trace with hash 963963607, now seen corresponding path program 1 times [2023-12-21 13:19:58,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:19:58,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153926887] [2023-12-21 13:19:58,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:58,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:19:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:59,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:19:59,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153926887] [2023-12-21 13:19:59,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153926887] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:19:59,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917648097] [2023-12-21 13:19:59,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:19:59,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:19:59,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:19:59,140 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-21 13:19:59,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-21 13:19:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:19:59,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-21 13:19:59,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:19:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:19:59,961 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:20:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:00,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917648097] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:20:00,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:20:00,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12, 11] total 36 [2023-12-21 13:20:00,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028165893] [2023-12-21 13:20:00,493 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:20:00,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-12-21 13:20:00,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:20:00,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-12-21 13:20:00,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1142, Unknown=0, NotChecked=0, Total=1260 [2023-12-21 13:20:00,494 INFO L87 Difference]: Start difference. First operand 178594 states and 206794 transitions. Second operand has 36 states, 36 states have (on average 8.444444444444445) internal successors, (304), 36 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:09,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:20:09,710 INFO L93 Difference]: Finished difference Result 302267 states and 347354 transitions. [2023-12-21 13:20:09,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2023-12-21 13:20:09,711 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 8.444444444444445) internal successors, (304), 36 states have internal predecessors, (304), 0 states have call successors, (0), 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 110 [2023-12-21 13:20:09,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:20:10,018 INFO L225 Difference]: With dead ends: 302267 [2023-12-21 13:20:10,019 INFO L226 Difference]: Without dead ends: 269737 [2023-12-21 13:20:10,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3665 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=2887, Invalid=11875, Unknown=0, NotChecked=0, Total=14762 [2023-12-21 13:20:10,405 INFO L413 NwaCegarLoop]: 657 mSDtfsCounter, 3818 mSDsluCounter, 10459 mSDsCounter, 0 mSdLazyCounter, 3580 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3818 SdHoareTripleChecker+Valid, 11116 SdHoareTripleChecker+Invalid, 3611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 3580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-12-21 13:20:10,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3818 Valid, 11116 Invalid, 3611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 3580 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-12-21 13:20:10,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269737 states. [2023-12-21 13:20:12,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269737 to 187962. [2023-12-21 13:20:12,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187962 states, 187961 states have (on average 1.156548432919595) internal successors, (217386), 187961 states have internal predecessors, (217386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:13,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187962 states to 187962 states and 217386 transitions. [2023-12-21 13:20:13,184 INFO L78 Accepts]: Start accepts. Automaton has 187962 states and 217386 transitions. Word has length 110 [2023-12-21 13:20:13,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:20:13,184 INFO L495 AbstractCegarLoop]: Abstraction has 187962 states and 217386 transitions. [2023-12-21 13:20:13,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 8.444444444444445) internal successors, (304), 36 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:13,185 INFO L276 IsEmpty]: Start isEmpty. Operand 187962 states and 217386 transitions. [2023-12-21 13:20:13,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-21 13:20:13,191 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:20:13,191 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:20:13,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-12-21 13:20:13,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2023-12-21 13:20:13,396 INFO L420 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:20:13,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:20:13,396 INFO L85 PathProgramCache]: Analyzing trace with hash -136219424, now seen corresponding path program 1 times [2023-12-21 13:20:13,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:20:13,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891407746] [2023-12-21 13:20:13,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:13,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:20:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:14,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:20:14,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891407746] [2023-12-21 13:20:14,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891407746] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:20:14,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782141496] [2023-12-21 13:20:14,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:14,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:20:14,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:20:14,321 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-21 13:20:14,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-21 13:20:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:14,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-21 13:20:14,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:20:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:16,259 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-21 13:20:16,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782141496] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:20:16,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-21 13:20:16,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [21] total 44 [2023-12-21 13:20:16,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672793795] [2023-12-21 13:20:16,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:20:16,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-12-21 13:20:16,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:20:16,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-12-21 13:20:16,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1838, Unknown=0, NotChecked=0, Total=1980 [2023-12-21 13:20:16,260 INFO L87 Difference]: Start difference. First operand 187962 states and 217386 transitions. Second operand has 25 states, 25 states have (on average 4.44) internal successors, (111), 24 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:19,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:20:19,892 INFO L93 Difference]: Finished difference Result 385232 states and 447010 transitions. [2023-12-21 13:20:19,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-12-21 13:20:19,893 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.44) internal successors, (111), 24 states have internal predecessors, (111), 0 states have call successors, (0), 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 111 [2023-12-21 13:20:19,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:20:20,526 INFO L225 Difference]: With dead ends: 385232 [2023-12-21 13:20:20,526 INFO L226 Difference]: Without dead ends: 352282 [2023-12-21 13:20:20,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=447, Invalid=4665, Unknown=0, NotChecked=0, Total=5112 [2023-12-21 13:20:20,587 INFO L413 NwaCegarLoop]: 335 mSDtfsCounter, 1331 mSDsluCounter, 4518 mSDsCounter, 0 mSdLazyCounter, 4071 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 4853 SdHoareTripleChecker+Invalid, 4078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 4071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-21 13:20:20,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1331 Valid, 4853 Invalid, 4078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 4071 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-21 13:20:20,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352282 states. [2023-12-21 13:20:22,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352282 to 187913. [2023-12-21 13:20:23,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187913 states, 187912 states have (on average 1.1565786112648473) internal successors, (217335), 187912 states have internal predecessors, (217335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:23,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187913 states to 187913 states and 217335 transitions. [2023-12-21 13:20:23,318 INFO L78 Accepts]: Start accepts. Automaton has 187913 states and 217335 transitions. Word has length 111 [2023-12-21 13:20:23,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:20:23,319 INFO L495 AbstractCegarLoop]: Abstraction has 187913 states and 217335 transitions. [2023-12-21 13:20:23,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.44) internal successors, (111), 24 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:23,319 INFO L276 IsEmpty]: Start isEmpty. Operand 187913 states and 217335 transitions. [2023-12-21 13:20:23,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-21 13:20:23,324 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:20:23,324 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:20:23,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-12-21 13:20:23,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2023-12-21 13:20:23,530 INFO L420 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:20:23,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:20:23,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1428872176, now seen corresponding path program 1 times [2023-12-21 13:20:23,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:20:23,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800211265] [2023-12-21 13:20:23,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:23,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:20:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:23,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:23,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:20:23,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800211265] [2023-12-21 13:20:23,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800211265] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 13:20:23,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 13:20:23,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 13:20:23,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685767239] [2023-12-21 13:20:23,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 13:20:23,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 13:20:23,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:20:23,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 13:20:23,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 13:20:23,866 INFO L87 Difference]: Start difference. First operand 187913 states and 217335 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:24,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:20:24,575 INFO L93 Difference]: Finished difference Result 282760 states and 327870 transitions. [2023-12-21 13:20:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 13:20:24,576 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 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 111 [2023-12-21 13:20:24,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:20:24,684 INFO L225 Difference]: With dead ends: 282760 [2023-12-21 13:20:24,684 INFO L226 Difference]: Without dead ends: 95935 [2023-12-21 13:20:24,761 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 [2023-12-21 13:20:24,761 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 91 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:20:24,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 348 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 13:20:24,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95935 states. [2023-12-21 13:20:25,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95935 to 94290. [2023-12-21 13:20:25,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94290 states, 94289 states have (on average 1.1346074303471243) internal successors, (106981), 94289 states have internal predecessors, (106981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:25,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94290 states to 94290 states and 106981 transitions. [2023-12-21 13:20:25,871 INFO L78 Accepts]: Start accepts. Automaton has 94290 states and 106981 transitions. Word has length 111 [2023-12-21 13:20:25,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:20:25,871 INFO L495 AbstractCegarLoop]: Abstraction has 94290 states and 106981 transitions. [2023-12-21 13:20:25,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:25,871 INFO L276 IsEmpty]: Start isEmpty. Operand 94290 states and 106981 transitions. [2023-12-21 13:20:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-21 13:20:25,875 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:20:25,875 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:20:25,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2023-12-21 13:20:25,875 INFO L420 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:20:25,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:20:25,876 INFO L85 PathProgramCache]: Analyzing trace with hash 8902795, now seen corresponding path program 1 times [2023-12-21 13:20:25,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:20:25,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184512284] [2023-12-21 13:20:25,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:25,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:20:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:26,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:20:26,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184512284] [2023-12-21 13:20:26,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184512284] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:20:26,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1828619876] [2023-12-21 13:20:26,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:26,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:20:26,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:20:26,449 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-21 13:20:26,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-21 13:20:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:26,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-21 13:20:26,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:20:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:27,413 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:20:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:28,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1828619876] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:20:28,348 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:20:28,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 12] total 36 [2023-12-21 13:20:28,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84568492] [2023-12-21 13:20:28,348 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:20:28,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-12-21 13:20:28,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:20:28,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-12-21 13:20:28,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1135, Unknown=0, NotChecked=0, Total=1260 [2023-12-21 13:20:28,350 INFO L87 Difference]: Start difference. First operand 94290 states and 106981 transitions. Second operand has 36 states, 36 states have (on average 8.777777777777779) internal successors, (316), 36 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:41,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:20:41,510 INFO L93 Difference]: Finished difference Result 265851 states and 296860 transitions. [2023-12-21 13:20:41,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2023-12-21 13:20:41,511 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 8.777777777777779) internal successors, (316), 36 states have internal predecessors, (316), 0 states have call successors, (0), 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 111 [2023-12-21 13:20:41,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:20:41,776 INFO L225 Difference]: With dead ends: 265851 [2023-12-21 13:20:41,776 INFO L226 Difference]: Without dead ends: 244028 [2023-12-21 13:20:41,845 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15382 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=7401, Invalid=34829, Unknown=0, NotChecked=0, Total=42230 [2023-12-21 13:20:41,845 INFO L413 NwaCegarLoop]: 442 mSDtfsCounter, 10816 mSDsluCounter, 7623 mSDsCounter, 0 mSdLazyCounter, 6423 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10816 SdHoareTripleChecker+Valid, 8065 SdHoareTripleChecker+Invalid, 6742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 6423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:20:41,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10816 Valid, 8065 Invalid, 6742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 6423 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-12-21 13:20:42,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244028 states. [2023-12-21 13:20:43,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244028 to 86585. [2023-12-21 13:20:43,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86585 states, 86584 states have (on average 1.1363993347500694) internal successors, (98394), 86584 states have internal predecessors, (98394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86585 states to 86585 states and 98394 transitions. [2023-12-21 13:20:43,829 INFO L78 Accepts]: Start accepts. Automaton has 86585 states and 98394 transitions. Word has length 111 [2023-12-21 13:20:43,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:20:43,829 INFO L495 AbstractCegarLoop]: Abstraction has 86585 states and 98394 transitions. [2023-12-21 13:20:43,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 8.777777777777779) internal successors, (316), 36 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:20:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 86585 states and 98394 transitions. [2023-12-21 13:20:43,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-21 13:20:43,832 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:20:43,832 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:20:43,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-12-21 13:20:44,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:20:44,038 INFO L420 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:20:44,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:20:44,039 INFO L85 PathProgramCache]: Analyzing trace with hash 506360204, now seen corresponding path program 1 times [2023-12-21 13:20:44,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:20:44,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181989101] [2023-12-21 13:20:44,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:44,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:20:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:44,470 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:44,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 13:20:44,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181989101] [2023-12-21 13:20:44,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181989101] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-21 13:20:44,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299513929] [2023-12-21 13:20:44,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:20:44,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:20:44,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 13:20:44,472 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-21 13:20:44,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-21 13:20:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 13:20:44,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-21 13:20:44,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 13:20:47,089 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:47,089 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 13:20:49,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-21 13:20:49,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299513929] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-21 13:20:49,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-21 13:20:49,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 24, 22] total 59 [2023-12-21 13:20:49,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815095629] [2023-12-21 13:20:49,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-21 13:20:49,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2023-12-21 13:20:49,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 13:20:49,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2023-12-21 13:20:49,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=303, Invalid=3119, Unknown=0, NotChecked=0, Total=3422 [2023-12-21 13:20:49,858 INFO L87 Difference]: Start difference. First operand 86585 states and 98394 transitions. Second operand has 59 states, 59 states have (on average 5.322033898305085) internal successors, (314), 59 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:23:35,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 13:23:35,822 INFO L93 Difference]: Finished difference Result 369013 states and 417995 transitions. [2023-12-21 13:23:35,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 753 states. [2023-12-21 13:23:35,823 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 5.322033898305085) internal successors, (314), 59 states have internal predecessors, (314), 0 states have call successors, (0), 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 112 [2023-12-21 13:23:35,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 13:23:36,249 INFO L225 Difference]: With dead ends: 369013 [2023-12-21 13:23:36,249 INFO L226 Difference]: Without dead ends: 348091 [2023-12-21 13:23:36,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 981 GetRequests, 181 SyntacticMatches, 1 SemanticMatches, 799 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296502 ImplicationChecksByTransitivity, 139.8s TimeCoverageRelationStatistics Valid=52397, Invalid=588403, Unknown=0, NotChecked=0, Total=640800 [2023-12-21 13:23:36,347 INFO L413 NwaCegarLoop]: 985 mSDtfsCounter, 15054 mSDsluCounter, 27991 mSDsCounter, 0 mSdLazyCounter, 23024 mSolverCounterSat, 585 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15054 SdHoareTripleChecker+Valid, 28976 SdHoareTripleChecker+Invalid, 23609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 585 IncrementalHoareTripleChecker+Valid, 23024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2023-12-21 13:23:36,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15054 Valid, 28976 Invalid, 23609 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [585 Valid, 23024 Invalid, 0 Unknown, 0 Unchecked, 24.0s Time] [2023-12-21 13:23:37,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348091 states. [2023-12-21 13:23:38,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348091 to 86851. [2023-12-21 13:23:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86851 states, 86850 states have (on average 1.1341278065630398) internal successors, (98499), 86850 states have internal predecessors, (98499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:23:39,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86851 states to 86851 states and 98499 transitions. [2023-12-21 13:23:39,074 INFO L78 Accepts]: Start accepts. Automaton has 86851 states and 98499 transitions. Word has length 112 [2023-12-21 13:23:39,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 13:23:39,074 INFO L495 AbstractCegarLoop]: Abstraction has 86851 states and 98499 transitions. [2023-12-21 13:23:39,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 5.322033898305085) internal successors, (314), 59 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-21 13:23:39,075 INFO L276 IsEmpty]: Start isEmpty. Operand 86851 states and 98499 transitions. [2023-12-21 13:23:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-21 13:23:39,082 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 13:23:39,082 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 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] [2023-12-21 13:23:39,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-12-21 13:23:39,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 13:23:39,289 INFO L420 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-21 13:23:39,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 13:23:39,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1908393804, now seen corresponding path program 1 times [2023-12-21 13:23:39,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 13:23:39,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125679159] [2023-12-21 13:23:39,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 13:23:39,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 13:23:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-21 13:23:39,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-21 13:23:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-21 13:23:39,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-21 13:23:39,394 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-21 13:23:39,394 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-12-21 13:23:39,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2023-12-21 13:23:39,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2023-12-21 13:23:39,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2023-12-21 13:23:39,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2023-12-21 13:23:39,398 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 13:23:39,400 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-21 13:23:39,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 01:23:39 BoogieIcfgContainer [2023-12-21 13:23:39,576 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-21 13:23:39,577 INFO L158 Benchmark]: Toolchain (without parser) took 476424.46ms. Allocated memory was 172.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 125.6MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-12-21 13:23:39,577 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 172.0MB. Free memory is still 130.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-21 13:23:39,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.88ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 129.2MB in the end (delta: -3.6MB). Peak memory consumption was 42.5MB. Max. memory is 8.0GB. [2023-12-21 13:23:39,577 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.52ms. Allocated memory is still 172.0MB. Free memory was 129.2MB in the beginning and 118.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-12-21 13:23:39,577 INFO L158 Benchmark]: Boogie Preprocessor took 89.00ms. Allocated memory is still 172.0MB. Free memory was 118.4MB in the beginning and 107.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-12-21 13:23:39,577 INFO L158 Benchmark]: RCFGBuilder took 1249.79ms. Allocated memory was 172.0MB in the beginning and 235.9MB in the end (delta: 64.0MB). Free memory was 107.9MB in the beginning and 184.5MB in the end (delta: -76.7MB). Peak memory consumption was 57.6MB. Max. memory is 8.0GB. [2023-12-21 13:23:39,577 INFO L158 Benchmark]: TraceAbstraction took 474440.45ms. Allocated memory was 235.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 183.5MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-12-21 13:23:39,578 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 172.0MB. Free memory is still 130.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 537.88ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 129.2MB in the end (delta: -3.6MB). Peak memory consumption was 42.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 99.52ms. Allocated memory is still 172.0MB. Free memory was 129.2MB in the beginning and 118.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 89.00ms. Allocated memory is still 172.0MB. Free memory was 118.4MB in the beginning and 107.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1249.79ms. Allocated memory was 172.0MB in the beginning and 235.9MB in the end (delta: 64.0MB). Free memory was 107.9MB in the beginning and 184.5MB in the end (delta: -76.7MB). Peak memory consumption was 57.6MB. Max. memory is 8.0GB. * TraceAbstraction took 474440.45ms. Allocated memory was 235.9MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 183.5MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 1.8GB. 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 - CounterExampleResult [Line: 440]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L10] int __return_main; [L26] msg_t nomsg = (msg_t )-1; [L27] unsigned char r1 = '\x0'; [L28] port_t p1 = 0; [L29] char p1_old = '\x0'; [L30] char p1_new = '\x0'; [L31] char id1 = '\x0'; [L32] char st1 = '\x0'; [L33] msg_t send1 = '\x0'; [L34] _Bool mode1 = 0; [L35] _Bool alive1 = 0; [L36] port_t p2 = 0; [L37] char p2_old = '\x0'; [L38] char p2_new = '\x0'; [L39] char id2 = '\x0'; [L40] char st2 = '\x0'; [L41] msg_t send2 = '\x0'; [L42] _Bool mode2 = 0; [L43] _Bool alive2 = 0; [L44] port_t p3 = 0; [L45] char p3_old = '\x0'; [L46] char p3_new = '\x0'; [L47] char id3 = '\x0'; [L48] char st3 = '\x0'; [L49] msg_t send3 = '\x0'; [L50] _Bool mode3 = 0; [L51] _Bool alive3 = 0; [L55] void (*nodes[3])() = { &node1, &node2, &node3 }; [L59] int __return_5979; [L60] int __return_7374; [L61] int __return_6118; [L62] int __return_6185; [L63] int __return_6587; [L64] int __return_7109; [L65] int __return_7340; [L66] int __return_6415; [L67] int __return_6658; [L68] int __return_7192; [L69] int __return_7411; [L70] int __return_7303; [L71] int __return_7469; [L72] int __return_7438; [L73] int __return_7143; [L74] int __return_7058; [L75] int __return_7256; [L76] int __return_7225; [L77] int __return_7681; [L78] int __return_7652; [L79] int __return_7740; [L80] int __return_7709; [L81] int __return_7544; [L82] int __return_7515; [L83] int __return_7603; [L84] int __return_7572; [L85] int __return_6621; [L86] int __return_6548; [L87] int __return_6722; [L88] int __return_6691; [L89] int __return_6352; [L90] int __return_6057; [L91] int __return_6501; [L92] int __return_6470; [L93] int __return_6934; [L94] int __return_6905; [L95] int __return_6993; [L96] int __return_6962; [L97] int __return_6797; [L98] int __return_6768; [L99] int __return_6856; [L100] int __return_6825; [L101] int __return_7965; [L102] int __return_7936; [L103] int __return_8024; [L104] int __return_7993; [L105] int __return_7830; [L106] int __return_7801; [L107] int __return_7889; [L108] int __return_7858; [L109] int __return_8236; [L110] int __return_8207; [L111] int __return_8295; [L112] int __return_8264; [L113] int __return_8099; [L114] int __return_8070; [L115] int __return_8158; [L116] int __return_8127; [L119] int main__c1; [L120] int main__i2; [L121] main__c1 = 0 [L122] r1 = __VERIFIER_nondet_uchar() [L123] id1 = __VERIFIER_nondet_char() [L124] st1 = __VERIFIER_nondet_char() [L125] send1 = __VERIFIER_nondet_char() [L126] mode1 = __VERIFIER_nondet_bool() [L127] alive1 = __VERIFIER_nondet_bool() [L128] id2 = __VERIFIER_nondet_char() [L129] st2 = __VERIFIER_nondet_char() [L130] send2 = __VERIFIER_nondet_char() [L131] mode2 = __VERIFIER_nondet_bool() [L132] alive2 = __VERIFIER_nondet_bool() [L133] id3 = __VERIFIER_nondet_char() [L134] st3 = __VERIFIER_nondet_char() [L135] send3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] alive3 = __VERIFIER_nondet_bool() [L139] int init__tmp; VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, id1=0, id2=3, id3=4, main__c1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L140] COND TRUE ((int)r1) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, id1=0, id2=3, id3=4, main__c1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L142] COND TRUE ((((int)alive1) + ((int)alive2)) + ((int)alive3)) >= 1 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L144] COND TRUE ((int)id1) >= 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L146] COND TRUE ((int)st1) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L148] COND TRUE ((int)send1) == ((int)id1) VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L150] COND TRUE ((int)mode1) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L152] COND TRUE ((int)id2) >= 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L154] COND TRUE ((int)st2) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L156] COND TRUE ((int)send2) == ((int)id2) VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L158] COND TRUE ((int)mode2) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L160] COND TRUE ((int)id3) >= 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L162] COND TRUE ((int)st3) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L164] COND TRUE ((int)send3) == ((int)id3) VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L166] COND TRUE ((int)mode3) == 0 VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L168] COND TRUE ((int)id1) != ((int)id2) VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L170] COND TRUE ((int)id1) != ((int)id3) VAL [__return_5979=0, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, main__c1=0, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L172] COND TRUE ((int)id2) != ((int)id3) [L174] init__tmp = 1 [L175] __return_5979 = init__tmp [L176] main__i2 = __return_5979 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=1, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=0, p1_old=0, p2=0, p2_new=0, p2_old=0, p3=0, p3_new=0, p3_old=0, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L177] COND TRUE main__i2 != 0 [L179] p1_old = nomsg [L180] p1_new = nomsg [L181] p2_old = nomsg [L182] p2_new = nomsg [L183] p3_old = nomsg [L184] p3_new = nomsg [L185] main__i2 = 0 [L187] msg_t node1__m1; [L188] node1__m1 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L189] COND FALSE !(!(mode1 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L195] COND FALSE !(!(alive1 == 0)) [L3210] mode1 = 1 [L3212] msg_t node2__m2; [L3213] node2__m2 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node2__m2=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3214] COND FALSE !(!(mode2 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node2__m2=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3220] COND FALSE !(!(alive2 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node2__m2=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3693] COND FALSE !(((int)send2) != ((int)id2)) [L3942] mode2 = 1 [L3944] msg_t node3__m3; [L3945] node3__m3 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node2__m2=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3946] COND FALSE !(!(mode3 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node2__m2=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3952] COND TRUE !(alive3 == 0) [L3954] int node3____CPAchecker_TMP_0; VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node2__m2=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3955] COND TRUE send3 != nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node2__m2=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3957] COND TRUE p3_new == nomsg [L3959] node3____CPAchecker_TMP_0 = send3 [L3960] p3_new = node3____CPAchecker_TMP_0 [L3961] mode3 = 1 [L3962] p1_old = p1_new [L3963] p1_new = nomsg [L3964] p2_old = p2_new [L3965] p2_new = nomsg [L3966] p3_old = p3_new [L3967] p3_new = nomsg [L3969] int check__tmp; VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3970] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=0, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, alive1=0, alive2=0, alive3=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3972] COND TRUE ((int)r1) < 3 [L3974] check__tmp = 1 [L3975] __return_8099 = check__tmp [L3976] main__c1 = __return_8099 [L3978] _Bool __tmp_53; [L3979] __tmp_53 = main__c1 [L3980] _Bool assert__arg; [L3981] assert__arg = __tmp_53 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L3982] COND FALSE !(assert__arg == 0) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L271] msg_t node1__m1; [L272] node1__m1 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L273] COND TRUE !(mode1 == 0) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=0, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L275] COND FALSE !(r1 == 255) [L281] r1 = r1 + 1 [L282] node1__m1 = p3_old [L283] p3_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L284] COND TRUE ((int)node1__m1) != ((int)nomsg) VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=0, send2=3, send3=4, st1=0, st2=0, st3=0] [L286] COND FALSE !(!(alive1 == 0)) [L1323] send1 = node1__m1 [L1324] mode1 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L295] msg_t node2__m2; [L296] node2__m2 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L297] COND TRUE !(mode2 == 0) [L299] node2__m2 = p1_old [L300] p1_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L301] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L1023] mode2 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L312] msg_t node3__m3; [L313] node3__m3 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L314] COND TRUE !(mode3 == 0) [L316] node3__m3 = p2_old [L317] p2_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L318] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L868] mode3 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L328] p1_old = p1_new [L329] p1_new = nomsg [L330] p2_old = p2_new [L331] p2_new = nomsg [L332] p3_old = p3_new [L333] p3_new = nomsg [L335] int check__tmp; VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L336] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_5979=1, __return_6057=0, __return_6118=0, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L338] COND TRUE ((int)r1) < 3 [L340] check__tmp = 1 [L341] __return_6118 = check__tmp [L342] main__c1 = __return_6118 [L344] _Bool __tmp_2; [L345] __tmp_2 = main__c1 [L346] _Bool assert__arg; [L347] assert__arg = __tmp_2 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L348] COND FALSE !(assert__arg == 0) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L356] msg_t node1__m1; [L357] node1__m1 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L358] COND FALSE !(!(mode1 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L760] COND FALSE !(!(alive1 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L771] mode1 = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L380] msg_t node2__m2; [L381] node2__m2 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L382] COND FALSE !(!(mode2 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L669] COND FALSE !(!(alive2 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L697] COND FALSE !(((int)send2) != ((int)id2)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L680] mode2 = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L398] msg_t node3__m3; [L399] node3__m3 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L400] COND FALSE !(!(mode3 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L583] COND TRUE !(alive3 == 0) [L585] int node3____CPAchecker_TMP_0; VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L586] COND TRUE send3 != nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L588] COND TRUE p3_new == nomsg [L590] node3____CPAchecker_TMP_0 = send3 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L592] p3_new = node3____CPAchecker_TMP_0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=4, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L594] mode3 = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=4, p3_old=-1, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L415] p1_old = p1_new [L416] p1_new = nomsg [L417] p2_old = p2_new [L418] p2_new = nomsg [L419] p3_old = p3_new [L420] p3_new = nomsg [L422] int check__tmp; VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L423] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L425] COND TRUE ((int)r1) < 3 [L427] check__tmp = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L430] __return_6185 = check__tmp [L431] main__c1 = __return_6185 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L434] _Bool __tmp_3; [L435] __tmp_3 = main__c1 [L436] _Bool assert__arg; [L437] assert__arg = __tmp_3 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L438] COND FALSE !(assert__arg == 0) [L446] msg_t node1__m1; [L447] node1__m1 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L448] COND TRUE !(mode1 == 0) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L450] COND FALSE !(r1 == 255) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=1, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L454] r1 = r1 + 1 [L455] node1__m1 = p3_old [L456] p3_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L457] COND TRUE ((int)node1__m1) != ((int)nomsg) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L459] COND FALSE !(!(alive1 == 0)) [L485] send1 = node1__m1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L466] mode1 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L380] msg_t node2__m2; [L381] node2__m2 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L382] COND TRUE !(mode2 == 0) [L384] node2__m2 = p1_old [L385] p1_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L386] COND FALSE !(((int)node2__m2) != ((int)nomsg)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L395] mode2 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L398] msg_t node3__m3; [L399] node3__m3 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L400] COND TRUE !(mode3 == 0) [L402] node3__m3 = p2_old [L403] p2_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L404] COND FALSE !(((int)node3__m3) != ((int)nomsg)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L413] mode3 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L415] p1_old = p1_new [L416] p1_new = nomsg [L417] p2_old = p2_new [L418] p2_new = nomsg [L419] p3_old = p3_new [L420] p3_new = nomsg [L422] int check__tmp; VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L423] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L425] COND TRUE ((int)r1) < 3 [L427] check__tmp = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L430] __return_6185 = check__tmp [L431] main__c1 = __return_6185 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L434] _Bool __tmp_3; [L435] __tmp_3 = main__c1 [L436] _Bool assert__arg; [L437] assert__arg = __tmp_3 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L438] COND FALSE !(assert__arg == 0) [L446] msg_t node1__m1; [L447] node1__m1 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L448] COND FALSE !(!(mode1 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L501] COND FALSE !(!(alive1 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L512] mode1 = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L380] msg_t node2__m2; [L381] node2__m2 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L382] COND FALSE !(!(mode2 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L669] COND FALSE !(!(alive2 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L697] COND FALSE !(((int)send2) != ((int)id2)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L680] mode2 = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L398] msg_t node3__m3; [L399] node3__m3 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L400] COND FALSE !(!(mode3 == 0)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L583] COND TRUE !(alive3 == 0) [L585] int node3____CPAchecker_TMP_0; VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L586] COND TRUE send3 != nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L588] COND TRUE p3_new == nomsg [L590] node3____CPAchecker_TMP_0 = send3 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L592] p3_new = node3____CPAchecker_TMP_0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=4, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L594] mode3 = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=4, p3_old=-1, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L415] p1_old = p1_new [L416] p1_new = nomsg [L417] p2_old = p2_new [L418] p2_new = nomsg [L419] p3_old = p3_new [L420] p3_new = nomsg [L422] int check__tmp; VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L423] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L425] COND TRUE ((int)r1) < 3 [L427] check__tmp = 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L430] __return_6185 = check__tmp [L431] main__c1 = __return_6185 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L434] _Bool __tmp_3; [L435] __tmp_3 = main__c1 [L436] _Bool assert__arg; [L437] assert__arg = __tmp_3 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L438] COND FALSE !(assert__arg == 0) [L446] msg_t node1__m1; [L447] node1__m1 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L448] COND TRUE !(mode1 == 0) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L450] COND FALSE !(r1 == 255) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=-1, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=4, r1=2, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L454] r1 = r1 + 1 [L455] node1__m1 = p3_old [L456] p3_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L457] COND TRUE ((int)node1__m1) != ((int)nomsg) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L459] COND FALSE !(!(alive1 == 0)) [L485] send1 = node1__m1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=1, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L466] mode1 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L380] msg_t node2__m2; [L381] node2__m2 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L382] COND TRUE !(mode2 == 0) [L384] node2__m2 = p1_old [L385] p1_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L386] COND FALSE !(((int)node2__m2) != ((int)nomsg)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=1, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L395] mode2 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L398] msg_t node3__m3; [L399] node3__m3 = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L400] COND TRUE !(mode3 == 0) [L402] node3__m3 = p2_old [L403] p2_old = nomsg VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L404] COND FALSE !(((int)node3__m3) != ((int)nomsg)) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=1, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L413] mode3 = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L415] p1_old = p1_new [L416] p1_new = nomsg [L417] p2_old = p2_new [L418] p2_new = nomsg [L419] p3_old = p3_new [L420] p3_new = nomsg [L422] int check__tmp; VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L423] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L425] COND FALSE !(((int)r1) < 3) VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L538] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 1) [L545] check__tmp = 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=1, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=0, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=1, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L430] __return_6185 = check__tmp [L431] main__c1 = __return_6185 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=1, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=1, assert__arg=1, assert__arg=1, check__tmp=0, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L434] _Bool __tmp_3; [L435] __tmp_3 = main__c1 [L436] _Bool assert__arg; [L437] assert__arg = __tmp_3 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=0, assert__arg=1, assert__arg=1, check__tmp=0, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L438] COND TRUE assert__arg == 0 VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=0, assert__arg=1, assert__arg=1, check__tmp=0, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] [L440] reach_error() VAL [__return_5979=1, __return_6057=0, __return_6118=1, __return_6185=0, __return_6352=0, __return_6415=0, __return_6470=0, __return_6501=0, __return_6548=0, __return_6587=0, __return_6621=0, __return_6658=0, __return_6691=0, __return_6722=0, __return_6768=0, __return_6797=0, __return_6825=0, __return_6856=0, __return_6905=0, __return_6934=0, __return_6962=0, __return_6993=0, __return_7058=0, __return_7109=0, __return_7143=0, __return_7192=0, __return_7225=0, __return_7256=0, __return_7303=0, __return_7340=0, __return_7374=0, __return_7411=0, __return_7438=0, __return_7469=0, __return_7515=0, __return_7544=0, __return_7572=0, __return_7603=0, __return_7652=0, __return_7681=0, __return_7709=0, __return_7740=0, __return_7801=0, __return_7830=0, __return_7858=0, __return_7889=0, __return_7936=0, __return_7965=0, __return_7993=0, __return_8024=0, __return_8070=0, __return_8099=1, __return_8127=0, __return_8158=0, __return_8207=0, __return_8236=0, __return_8264=0, __return_8295=0, __return_main=0, __tmp_2=1, __tmp_3=0, __tmp_53=1, alive1=0, alive2=0, alive3=1, assert__arg=0, assert__arg=1, assert__arg=1, check__tmp=0, check__tmp=1, check__tmp=1, id1=0, id2=3, id3=4, init__tmp=1, main__c1=0, main__i2=0, mode1=0, mode2=0, mode3=0, node1__m1=-1, node1__m1=-1, node1__m1=4, node1__m1=4, node2__m2=-1, node2__m2=-1, node2__m2=-1, node3____CPAchecker_TMP_0=4, node3____CPAchecker_TMP_0=4, node3__m3=-1, node3__m3=-1, node3__m3=-1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=4, send2=3, send3=4, st1=0, st2=0, st3=0] - UnprovableResult [Line: 972]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1144]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1227]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 439 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 474.2s, OverallIterations: 63, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 363.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 125831 SdHoareTripleChecker+Valid, 63.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 125831 mSDsluCounter, 181616 SdHoareTripleChecker+Invalid, 55.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 158954 mSDsCounter, 2500 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 96789 IncrementalHoareTripleChecker+Invalid, 99289 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2500 mSolverCounterUnsat, 22662 mSDtfsCounter, 96789 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6218 GetRequests, 2619 SyntacticMatches, 10 SemanticMatches, 3589 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 685176 ImplicationChecksByTransitivity, 265.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187962occurred in iteration=58, InterpolantAutomatonStates: 3185, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 67.0s AutomataMinimizationTime, 62 MinimizatonAttempts, 3910625 StatesRemovedByMinimization, 60 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 34.7s InterpolantComputationTime, 6685 NumberOfCodeBlocks, 6685 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 7709 ConstructedInterpolants, 0 QuantifiedInterpolants, 78508 SizeOfPredicates, 110 NumberOfNonLiveVariables, 7628 ConjunctsInSsa, 297 ConjunctsInUnsatCore, 89 InterpolantComputations, 50 PerfectInterpolantSequences, 423/558 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-12-21 13:23:39,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...