/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:54:02,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:54:02,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:54:02,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:54:02,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:54:02,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:54:02,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:54:02,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:54:02,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:54:02,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:54:02,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:54:02,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:54:02,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:54:02,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:54:02,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:54:02,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:54:02,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:54:02,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:54:02,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:54:02,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:54:02,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:54:02,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:54:02,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:54:02,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:54:02,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:54:02,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:54:02,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:54:02,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:54:02,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:54:02,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:54:02,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:54:02,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:54:02,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:54:02,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:54:02,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:54:02,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:54:02,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:54:02,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:54:02,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:54:02,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:54:02,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:54:02,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-27 21:54:02,313 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:54:02,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:54:02,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:54:02,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:54:02,315 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:54:02,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:54:02,316 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:54:02,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:54:02,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:54:02,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:54:02,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:54:02,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:54:02,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:54:02,317 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:54:02,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:54:02,318 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:54:02,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:54:02,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:54:02,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:54:02,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:54:02,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:54:02,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:54:02,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:54:02,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:54:02,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:54:02,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:54:02,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:54:02,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:54:02,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:54:02,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:54:02,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:54:02,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:54:02,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:54:02,788 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:54:02,789 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:54:02,790 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-27 21:54:02,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4c61fde38/0ae63da00e2d4d2fa7db89eb50ee01d6/FLAG60827e02b [2020-08-27 21:54:03,601 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:54:03,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label40.c [2020-08-27 21:54:03,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4c61fde38/0ae63da00e2d4d2fa7db89eb50ee01d6/FLAG60827e02b [2020-08-27 21:54:03,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4c61fde38/0ae63da00e2d4d2fa7db89eb50ee01d6 [2020-08-27 21:54:03,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:54:03,762 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:54:03,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:54:03,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:54:03,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:54:03,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:54:03" (1/1) ... [2020-08-27 21:54:03,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d72532b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:03, skipping insertion in model container [2020-08-27 21:54:03,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:54:03" (1/1) ... [2020-08-27 21:54:03,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:54:03,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:54:04,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:54:04,336 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:54:04,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:54:04,576 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:54:04,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04 WrapperNode [2020-08-27 21:54:04,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:54:04,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:54:04,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:54:04,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:54:04,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... [2020-08-27 21:54:04,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:54:04,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:54:04,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:54:04,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:54:04,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:54:04,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:54:04,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:54:04,764 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-27 21:54:04,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:54:04,764 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-27 21:54:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:54:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:54:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-27 21:54:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:54:04,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:54:04,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:54:06,046 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:54:06,046 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-27 21:54:06,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:54:06 BoogieIcfgContainer [2020-08-27 21:54:06,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:54:06,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:54:06,056 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:54:06,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:54:06,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:54:03" (1/3) ... [2020-08-27 21:54:06,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3657346b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:54:06, skipping insertion in model container [2020-08-27 21:54:06,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:54:04" (2/3) ... [2020-08-27 21:54:06,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3657346b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:54:06, skipping insertion in model container [2020-08-27 21:54:06,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:54:06" (3/3) ... [2020-08-27 21:54:06,065 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label40.c [2020-08-27 21:54:06,078 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:54:06,089 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:54:06,112 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:54:06,147 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:54:06,147 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:54:06,147 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:54:06,148 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:54:06,148 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:54:06,148 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:54:06,148 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:54:06,148 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:54:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-08-27 21:54:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-08-27 21:54:06,189 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:06,190 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:54:06,191 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:06,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:06,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1033095319, now seen corresponding path program 1 times [2020-08-27 21:54:06,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:06,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1690520507] [2020-08-27 21:54:06,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:06,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:06,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:54:06,830 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1690520507] [2020-08-27 21:54:06,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:54:06,834 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-27 21:54:06,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506313100] [2020-08-27 21:54:06,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:54:06,846 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:06,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:54:06,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:54:06,873 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2020-08-27 21:54:08,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:08,683 INFO L93 Difference]: Finished difference Result 644 states and 1094 transitions. [2020-08-27 21:54:08,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-27 21:54:08,686 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 95 [2020-08-27 21:54:08,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:08,707 INFO L225 Difference]: With dead ends: 644 [2020-08-27 21:54:08,707 INFO L226 Difference]: Without dead ends: 334 [2020-08-27 21:54:08,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:54:08,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-08-27 21:54:08,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 327. [2020-08-27 21:54:08,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2020-08-27 21:54:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 478 transitions. [2020-08-27 21:54:08,820 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 478 transitions. Word has length 95 [2020-08-27 21:54:08,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:08,821 INFO L479 AbstractCegarLoop]: Abstraction has 327 states and 478 transitions. [2020-08-27 21:54:08,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:54:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 478 transitions. [2020-08-27 21:54:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-08-27 21:54:08,828 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:08,829 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-27 21:54:08,829 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:54:08,829 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:08,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:08,830 INFO L82 PathProgramCache]: Analyzing trace with hash -377311506, now seen corresponding path program 1 times [2020-08-27 21:54:08,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:08,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [994163961] [2020-08-27 21:54:08,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:09,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:09,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-27 21:54:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:54:09,051 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [994163961] [2020-08-27 21:54:09,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-27 21:54:09,051 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-08-27 21:54:09,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437932526] [2020-08-27 21:54:09,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-27 21:54:09,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:09,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-27 21:54:09,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:54:09,058 INFO L87 Difference]: Start difference. First operand 327 states and 478 transitions. Second operand 5 states. [2020-08-27 21:54:10,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:10,632 INFO L93 Difference]: Finished difference Result 966 states and 1447 transitions. [2020-08-27 21:54:10,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-27 21:54:10,633 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 103 [2020-08-27 21:54:10,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:10,640 INFO L225 Difference]: With dead ends: 966 [2020-08-27 21:54:10,640 INFO L226 Difference]: Without dead ends: 645 [2020-08-27 21:54:10,643 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-08-27 21:54:10,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2020-08-27 21:54:10,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 627. [2020-08-27 21:54:10,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2020-08-27 21:54:10,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 880 transitions. [2020-08-27 21:54:10,714 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 880 transitions. Word has length 103 [2020-08-27 21:54:10,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:10,715 INFO L479 AbstractCegarLoop]: Abstraction has 627 states and 880 transitions. [2020-08-27 21:54:10,715 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-27 21:54:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 880 transitions. [2020-08-27 21:54:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-08-27 21:54:10,721 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:10,721 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:54:10,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:54:10,722 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:10,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:10,722 INFO L82 PathProgramCache]: Analyzing trace with hash 605048457, now seen corresponding path program 1 times [2020-08-27 21:54:10,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:10,723 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510942447] [2020-08-27 21:54:10,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:10,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:10,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-27 21:54:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:10,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-27 21:54:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:11,010 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-27 21:54:11,011 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510942447] [2020-08-27 21:54:11,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-27 21:54:11,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-27 21:54:11,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860075694] [2020-08-27 21:54:11,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-27 21:54:11,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:11,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-27 21:54:11,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:54:11,014 INFO L87 Difference]: Start difference. First operand 627 states and 880 transitions. Second operand 7 states. [2020-08-27 21:54:13,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:13,599 INFO L93 Difference]: Finished difference Result 2436 states and 3536 transitions. [2020-08-27 21:54:13,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:54:13,603 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2020-08-27 21:54:13,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:13,613 INFO L225 Difference]: With dead ends: 2436 [2020-08-27 21:54:13,613 INFO L226 Difference]: Without dead ends: 1521 [2020-08-27 21:54:13,616 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-27 21:54:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1521 states. [2020-08-27 21:54:13,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1521 to 1511. [2020-08-27 21:54:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1511 states. [2020-08-27 21:54:13,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1511 states and 2004 transitions. [2020-08-27 21:54:13,674 INFO L78 Accepts]: Start accepts. Automaton has 1511 states and 2004 transitions. Word has length 124 [2020-08-27 21:54:13,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:13,675 INFO L479 AbstractCegarLoop]: Abstraction has 1511 states and 2004 transitions. [2020-08-27 21:54:13,675 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-27 21:54:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2004 transitions. [2020-08-27 21:54:13,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-08-27 21:54:13,681 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:13,681 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:54:13,681 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:54:13,682 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:13,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:13,682 INFO L82 PathProgramCache]: Analyzing trace with hash 705967222, now seen corresponding path program 1 times [2020-08-27 21:54:13,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:13,683 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [718354979] [2020-08-27 21:54:13,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:13,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:13,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-27 21:54:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:13,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-27 21:54:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-08-27 21:54:13,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [718354979] [2020-08-27 21:54:13,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-27 21:54:13,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-08-27 21:54:13,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169144799] [2020-08-27 21:54:13,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-27 21:54:13,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:13,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-27 21:54:13,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-08-27 21:54:13,934 INFO L87 Difference]: Start difference. First operand 1511 states and 2004 transitions. Second operand 9 states. [2020-08-27 21:54:15,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:15,217 INFO L93 Difference]: Finished difference Result 2853 states and 3716 transitions. [2020-08-27 21:54:15,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-27 21:54:15,218 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-08-27 21:54:15,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:15,228 INFO L225 Difference]: With dead ends: 2853 [2020-08-27 21:54:15,228 INFO L226 Difference]: Without dead ends: 1058 [2020-08-27 21:54:15,234 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-08-27 21:54:15,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2020-08-27 21:54:15,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 457. [2020-08-27 21:54:15,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-08-27 21:54:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 536 transitions. [2020-08-27 21:54:15,274 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 536 transitions. Word has length 126 [2020-08-27 21:54:15,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:15,275 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 536 transitions. [2020-08-27 21:54:15,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-27 21:54:15,275 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 536 transitions. [2020-08-27 21:54:15,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-08-27 21:54:15,279 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:15,279 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-27 21:54:15,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:54:15,280 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:15,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:15,282 INFO L82 PathProgramCache]: Analyzing trace with hash -156169652, now seen corresponding path program 1 times [2020-08-27 21:54:15,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:15,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [935975403] [2020-08-27 21:54:15,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:15,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:15,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-27 21:54:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:15,634 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:54:15,634 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [935975403] [2020-08-27 21:54:15,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:54:15,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-27 21:54:15,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4896937] [2020-08-27 21:54:15,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:54:15,637 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:15,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:54:15,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:54:15,637 INFO L87 Difference]: Start difference. First operand 457 states and 536 transitions. Second operand 8 states. [2020-08-27 21:54:17,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:17,508 INFO L93 Difference]: Finished difference Result 1371 states and 1680 transitions. [2020-08-27 21:54:17,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-27 21:54:17,508 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 164 [2020-08-27 21:54:17,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:17,514 INFO L225 Difference]: With dead ends: 1371 [2020-08-27 21:54:17,514 INFO L226 Difference]: Without dead ends: 920 [2020-08-27 21:54:17,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-08-27 21:54:17,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-08-27 21:54:17,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 907. [2020-08-27 21:54:17,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2020-08-27 21:54:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1030 transitions. [2020-08-27 21:54:17,548 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1030 transitions. Word has length 164 [2020-08-27 21:54:17,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:17,549 INFO L479 AbstractCegarLoop]: Abstraction has 907 states and 1030 transitions. [2020-08-27 21:54:17,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:54:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1030 transitions. [2020-08-27 21:54:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-08-27 21:54:17,553 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:17,554 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:54:17,554 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-27 21:54:17,554 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:17,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:17,555 INFO L82 PathProgramCache]: Analyzing trace with hash -2073036365, now seen corresponding path program 1 times [2020-08-27 21:54:17,555 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:17,556 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [840511617] [2020-08-27 21:54:17,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:17,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:17,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:17,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-27 21:54:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:17,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-08-27 21:54:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-27 21:54:17,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [840511617] [2020-08-27 21:54:17,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-27 21:54:17,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-27 21:54:17,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781844941] [2020-08-27 21:54:17,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-27 21:54:17,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:17,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-27 21:54:17,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:54:17,788 INFO L87 Difference]: Start difference. First operand 907 states and 1030 transitions. Second operand 7 states. [2020-08-27 21:54:19,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:19,131 INFO L93 Difference]: Finished difference Result 2419 states and 2845 transitions. [2020-08-27 21:54:19,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:54:19,132 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 174 [2020-08-27 21:54:19,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:19,142 INFO L225 Difference]: With dead ends: 2419 [2020-08-27 21:54:19,142 INFO L226 Difference]: Without dead ends: 1370 [2020-08-27 21:54:19,147 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-27 21:54:19,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-08-27 21:54:19,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1348. [2020-08-27 21:54:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1348 states. [2020-08-27 21:54:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1515 transitions. [2020-08-27 21:54:19,207 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1515 transitions. Word has length 174 [2020-08-27 21:54:19,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:19,208 INFO L479 AbstractCegarLoop]: Abstraction has 1348 states and 1515 transitions. [2020-08-27 21:54:19,208 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-27 21:54:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1515 transitions. [2020-08-27 21:54:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-27 21:54:19,216 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:54:19,216 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:54:19,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-27 21:54:19,217 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:54:19,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:54:19,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1555440331, now seen corresponding path program 1 times [2020-08-27 21:54:19,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:54:19,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [147035565] [2020-08-27 21:54:19,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:54:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:19,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:54:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:19,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-27 21:54:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:19,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-08-27 21:54:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:54:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 74 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-08-27 21:54:19,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [147035565] [2020-08-27 21:54:19,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-27 21:54:19,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-27 21:54:19,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143932362] [2020-08-27 21:54:19,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:54:19,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:54:19,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:54:19,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:54:19,621 INFO L87 Difference]: Start difference. First operand 1348 states and 1515 transitions. Second operand 8 states. [2020-08-27 21:54:21,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:54:21,811 INFO L93 Difference]: Finished difference Result 3131 states and 3547 transitions. [2020-08-27 21:54:21,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-27 21:54:21,811 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 177 [2020-08-27 21:54:21,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:54:21,812 INFO L225 Difference]: With dead ends: 3131 [2020-08-27 21:54:21,812 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:54:21,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-27 21:54:21,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:54:21,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:54:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:54:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:54:21,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-08-27 21:54:21,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:54:21,820 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:54:21,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:54:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:54:21,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:54:21,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-27 21:54:21,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:54:23,038 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-27 21:54:23,318 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 120 [2020-08-27 21:54:24,337 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 55 [2020-08-27 21:54:24,921 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-27 21:54:25,434 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 54 [2020-08-27 21:54:25,440 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:54:25,440 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-08-27 21:54:25,441 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:54:25,441 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-08-27 21:54:25,442 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-08-27 21:54:25,443 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-08-27 21:54:25,444 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-08-27 21:54:25,445 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-08-27 21:54:25,446 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-08-27 21:54:25,447 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,447 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,447 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,447 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,447 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,448 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-08-27 21:54:25,448 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-08-27 21:54:25,448 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-08-27 21:54:25,448 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-08-27 21:54:25,448 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-08-27 21:54:25,449 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-08-27 21:54:25,450 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-08-27 21:54:25,451 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-27 21:54:25,452 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-08-27 21:54:25,452 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-08-27 21:54:25,452 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-08-27 21:54:25,452 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-08-27 21:54:25,452 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,452 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-08-27 21:54:25,453 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-08-27 21:54:25,454 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-08-27 21:54:25,455 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-08-27 21:54:25,455 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-08-27 21:54:25,455 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-08-27 21:54:25,455 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-08-27 21:54:25,455 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,455 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-08-27 21:54:25,456 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-08-27 21:54:25,457 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,458 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-08-27 21:54:25,459 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-08-27 21:54:25,460 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,461 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,462 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse16 (= |old(~a11~0)| 1)) (.cse13 (not (= 8 |old(~a17~0)|))) (.cse15 (= |old(~a11~0)| |old(~a19~0)|)) (.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse4 (= ~a11~0 |old(~a11~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse12 (= ~a17~0 8)) (.cse6 (= ~a19~0 |old(~a19~0)|))) (let ((.cse0 (not (= |old(~a25~0)| 1))) (.cse8 (not (= |old(~a19~0)| 1))) (.cse5 (= ~a25~0 1)) (.cse9 (and .cse2 .cse4 .cse14 .cse12 .cse6)) (.cse11 (and (or .cse13 .cse16) (or .cse13 .cse15))) (.cse1 (not (<= |old(~a17~0)| 8))) (.cse10 (= 11 |old(~a28~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse7 (not .cse16))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse8 .cse9 .cse10 .cse11) (or .cse0 .cse8 (and .cse2 .cse4 .cse12 .cse5 .cse6) .cse13) (or .cse9 .cse10 (= 9 |old(~a28~0)|) .cse11) (or .cse1 .cse10 (and .cse2 .cse3 .cse14 (= ~a11~0 1) .cse6) .cse7 (not (<= 9 |old(~a28~0)|))) (or (and .cse2 .cse3 .cse4 .cse14 .cse6) .cse15 .cse7)))) [2020-08-27 21:54:25,462 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,462 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,462 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,462 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-08-27 21:54:25,462 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-08-27 21:54:25,463 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,464 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,465 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,465 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-08-27 21:54:25,465 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-08-27 21:54:25,465 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-08-27 21:54:25,465 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-08-27 21:54:25,466 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,467 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-08-27 21:54:25,468 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-08-27 21:54:25,469 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:54:25,470 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 1) (= ~a17~0 8) (not (= ~a11~0 ~a19~0)) (<= ~a28~0 7)) [2020-08-27 21:54:25,471 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:54:25,471 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:54:25,471 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a17~0 8) (= ~a19~0 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (= |old(~a11~0)| |old(~a19~0)|)) [2020-08-27 21:54:25,471 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 8)) (.cse6 (not (= ~a11~0 ~a19~0)))) (let ((.cse3 (let ((.cse9 (= ~a17~0 |old(~a17~0)|))) (or (and .cse9 .cse7 .cse8 (not (= |old(~a11~0)| 1))) (and (= ~a28~0 |old(~a28~0)|) .cse9 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8 .cse6 (= ~a19~0 |old(~a19~0)|))))) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8)) (.cse0 (= ~a11~0 1)) (.cse4 (= ~a19~0 1)) (.cse5 (= ~a25~0 1))) (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (and (not (= ~a28~0 9)) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse4 .cse2) (and .cse5 .cse0 .cse1) (and .cse6 .cse0) (and .cse7 .cse4 .cse8 .cse5)))) [2020-08-27 21:54:25,471 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-08-27 21:54:25,472 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-08-27 21:54:25,472 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a17~0 8)) (.cse6 (not (= ~a11~0 ~a19~0)))) (let ((.cse3 (let ((.cse9 (= ~a17~0 |old(~a17~0)|))) (or (and .cse9 .cse7 .cse8 (not (= |old(~a11~0)| 1))) (and (= ~a28~0 |old(~a28~0)|) .cse9 .cse7 (= ~a25~0 |old(~a25~0)|) .cse8 .cse6 (= ~a19~0 |old(~a19~0)|))))) (.cse2 (not (= ~a28~0 11))) (.cse1 (<= ~a17~0 8)) (.cse0 (= ~a11~0 1)) (.cse4 (= ~a19~0 1)) (.cse5 (= ~a25~0 1))) (or (not (<= |old(~a28~0)| 7)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1 .cse2) (not (= 8 |old(~a17~0)|)) (and (not (= ~a28~0 9)) .cse3 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (and .cse3 .cse4 .cse2) (and .cse5 .cse0 .cse1) (and .cse6 .cse0) (and .cse7 .cse4 .cse8 .cse5)))) [2020-08-27 21:54:25,472 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-08-27 21:54:25,472 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-08-27 21:54:25,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:54:25 BoogieIcfgContainer [2020-08-27 21:54:25,507 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:54:25,509 INFO L168 Benchmark]: Toolchain (without parser) took 21747.56 ms. Allocated memory was 137.9 MB in the beginning and 497.0 MB in the end (delta: 359.1 MB). Free memory was 98.2 MB in the beginning and 172.7 MB in the end (delta: -74.5 MB). Peak memory consumption was 316.1 MB. Max. memory is 7.1 GB. [2020-08-27 21:54:25,510 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-27 21:54:25,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 814.25 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 98.0 MB in the beginning and 170.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:54:25,514 INFO L168 Benchmark]: Boogie Preprocessor took 107.95 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 165.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-08-27 21:54:25,515 INFO L168 Benchmark]: RCFGBuilder took 1367.98 ms. Allocated memory was 202.9 MB in the beginning and 232.8 MB in the end (delta: 29.9 MB). Free memory was 165.1 MB in the beginning and 179.9 MB in the end (delta: -14.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:54:25,516 INFO L168 Benchmark]: TraceAbstraction took 19451.70 ms. Allocated memory was 232.8 MB in the beginning and 497.0 MB in the end (delta: 264.2 MB). Free memory was 179.9 MB in the beginning and 172.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 302.9 MB. Max. memory is 7.1 GB. [2020-08-27 21:54:25,522 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 814.25 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 98.0 MB in the beginning and 170.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.95 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 165.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1367.98 ms. Allocated memory was 202.9 MB in the beginning and 232.8 MB in the end (delta: 29.9 MB). Free memory was 165.1 MB in the beginning and 179.9 MB in the end (delta: -14.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19451.70 ms. Allocated memory was 232.8 MB in the beginning and 497.0 MB in the end (delta: 264.2 MB). Free memory was 179.9 MB in the beginning and 172.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 302.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((!(\old(a28) <= 7) || !(\old(a19) == 1)) || (((9 <= a28 && a11 == 1) && a17 <= 8) && !(a28 == 11))) || !(8 == \old(a17))) || ((!(a28 == 9) && ((((a17 == \old(a17) && a11 == \old(a11)) && a17 == 8) && !(\old(a11) == 1)) || ((((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a17 == 8) && !(a11 == a19)) && a19 == \old(a19)))) && !(a28 == 11))) || \old(a11) == \old(a19)) || ((((((a17 == \old(a17) && a11 == \old(a11)) && a17 == 8) && !(\old(a11) == 1)) || ((((((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25)) && a17 == 8) && !(a11 == a19)) && a19 == \old(a19))) && a19 == 1) && !(a28 == 11))) || ((a25 == 1 && a11 == 1) && a17 <= 8)) || (!(a11 == a19) && a11 == 1)) || (((a11 == \old(a11) && a19 == 1) && a17 == 8) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.6s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 12.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 5311 SDslu, 318 SDs, 0 SdLazy, 6409 SolverSat, 1154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1511occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 671 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 58 PreInvPairs, 94 NumberOfFragments, 603 HoareAnnotationTreeSize, 58 FomulaSimplifications, 44580 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5396 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 963 NumberOfCodeBlocks, 963 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 956 ConstructedInterpolants, 0 QuantifiedInterpolants, 367655 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 287/302 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 correct! Received shutdown request...