/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 true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 20:22:06,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 20:22:06,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 20:22:06,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 20:22:06,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 20:22:06,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 20:22:06,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 20:22:06,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 20:22:06,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 20:22:06,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 20:22:06,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 20:22:06,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 20:22:06,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 20:22:06,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 20:22:06,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 20:22:06,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 20:22:06,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 20:22:06,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 20:22:06,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 20:22:06,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 20:22:06,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 20:22:06,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 20:22:06,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 20:22:06,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 20:22:06,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 20:22:06,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 20:22:06,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 20:22:06,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 20:22:06,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 20:22:06,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 20:22:06,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 20:22:06,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 20:22:06,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 20:22:06,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 20:22:06,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 20:22:06,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 20:22:06,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 20:22:06,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 20:22:06,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 20:22:06,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 20:22:06,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 20:22:06,604 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 [2020-08-18 20:22:06,627 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 20:22:06,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 20:22:06,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 20:22:06,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 20:22:06,629 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 20:22:06,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 20:22:06,630 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 20:22:06,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 20:22:06,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 20:22:06,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 20:22:06,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 20:22:06,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 20:22:06,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 20:22:06,631 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 20:22:06,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 20:22:06,631 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 20:22:06,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 20:22:06,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 20:22:06,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 20:22:06,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 20:22:06,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 20:22:06,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 20:22:06,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 20:22:06,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 20:22:06,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 20:22:06,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 20:22:06,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 20:22:06,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 20:22:06,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 20:22:06,634 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SHALLOWEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SHALLOWEST; [2020-08-18 20:22:06,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 20:22:06,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 20:22:06,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 20:22:06,939 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 20:22:06,939 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 20:22:06,941 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label22.c [2020-08-18 20:22:07,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4bd13381/61924d2a21044acea2d050d9f3516927/FLAG573e320ac [2020-08-18 20:22:07,599 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 20:22:07,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label22.c [2020-08-18 20:22:07,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4bd13381/61924d2a21044acea2d050d9f3516927/FLAG573e320ac [2020-08-18 20:22:07,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a4bd13381/61924d2a21044acea2d050d9f3516927 [2020-08-18 20:22:07,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 20:22:07,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 20:22:07,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 20:22:07,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 20:22:07,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 20:22:07,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:22:07" (1/1) ... [2020-08-18 20:22:07,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@738c85d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:07, skipping insertion in model container [2020-08-18 20:22:07,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:22:07" (1/1) ... [2020-08-18 20:22:07,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 20:22:07,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 20:22:08,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 20:22:08,514 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 20:22:08,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 20:22:08,704 INFO L208 MainTranslator]: Completed translation [2020-08-18 20:22:08,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08 WrapperNode [2020-08-18 20:22:08,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 20:22:08,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 20:22:08,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 20:22:08,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 20:22:08,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (1/1) ... [2020-08-18 20:22:08,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 20:22:08,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 20:22:08,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 20:22:08,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 20:22:08,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (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 [2020-08-18 20:22:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 20:22:08,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 20:22:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-08-18 20:22:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 20:22:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-08-18 20:22:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 20:22:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 20:22:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-18 20:22:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 20:22:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 20:22:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 20:22:10,392 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 20:22:10,392 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-18 20:22:10,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 08:22:10 BoogieIcfgContainer [2020-08-18 20:22:10,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 20:22:10,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 20:22:10,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 20:22:10,403 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 20:22:10,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 08:22:07" (1/3) ... [2020-08-18 20:22:10,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4567e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 08:22:10, skipping insertion in model container [2020-08-18 20:22:10,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:22:08" (2/3) ... [2020-08-18 20:22:10,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4567e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 08:22:10, skipping insertion in model container [2020-08-18 20:22:10,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 08:22:10" (3/3) ... [2020-08-18 20:22:10,408 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label22.c [2020-08-18 20:22:10,419 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 20:22:10,427 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 20:22:10,442 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 20:22:10,469 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 20:22:10,469 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 20:22:10,469 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 20:22:10,469 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 20:22:10,470 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 20:22:10,470 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 20:22:10,470 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 20:22:10,470 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 20:22:10,494 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-08-18 20:22:10,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-08-18 20:22:10,503 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:10,505 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] [2020-08-18 20:22:10,505 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:10,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:10,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1257002150, now seen corresponding path program 1 times [2020-08-18 20:22:10,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:10,522 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [585350901] [2020-08-18 20:22:10,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:10,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:22:10,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [585350901] [2020-08-18 20:22:10,894 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:22:10,894 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 20:22:10,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022899086] [2020-08-18 20:22:10,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 20:22:10,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:10,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 20:22:10,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 20:22:10,920 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-08-18 20:22:13,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:13,314 INFO L93 Difference]: Finished difference Result 745 states and 1315 transitions. [2020-08-18 20:22:13,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 20:22:13,317 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2020-08-18 20:22:13,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:13,336 INFO L225 Difference]: With dead ends: 745 [2020-08-18 20:22:13,336 INFO L226 Difference]: Without dead ends: 447 [2020-08-18 20:22:13,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 20:22:13,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-08-18 20:22:13,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-08-18 20:22:13,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-08-18 20:22:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 635 transitions. [2020-08-18 20:22:13,436 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 635 transitions. Word has length 43 [2020-08-18 20:22:13,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:13,437 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 635 transitions. [2020-08-18 20:22:13,437 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 20:22:13,437 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 635 transitions. [2020-08-18 20:22:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-08-18 20:22:13,443 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:13,443 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 20:22:13,444 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 20:22:13,444 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:13,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:13,444 INFO L82 PathProgramCache]: Analyzing trace with hash 961573706, now seen corresponding path program 1 times [2020-08-18 20:22:13,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:13,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [104470605] [2020-08-18 20:22:13,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:13,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:13,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 20:22:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:13,724 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:22:13,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [104470605] [2020-08-18 20:22:13,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:22:13,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 20:22:13,726 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232239785] [2020-08-18 20:22:13,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 20:22:13,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:13,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 20:22:13,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 20:22:13,729 INFO L87 Difference]: Start difference. First operand 443 states and 635 transitions. Second operand 8 states. [2020-08-18 20:22:16,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:16,100 INFO L93 Difference]: Finished difference Result 1782 states and 2698 transitions. [2020-08-18 20:22:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-18 20:22:16,102 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 117 [2020-08-18 20:22:16,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:16,113 INFO L225 Difference]: With dead ends: 1782 [2020-08-18 20:22:16,113 INFO L226 Difference]: Without dead ends: 1345 [2020-08-18 20:22:16,116 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-08-18 20:22:16,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2020-08-18 20:22:16,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1184. [2020-08-18 20:22:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1184 states. [2020-08-18 20:22:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1666 transitions. [2020-08-18 20:22:16,201 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1666 transitions. Word has length 117 [2020-08-18 20:22:16,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:16,202 INFO L479 AbstractCegarLoop]: Abstraction has 1184 states and 1666 transitions. [2020-08-18 20:22:16,202 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 20:22:16,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1666 transitions. [2020-08-18 20:22:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-08-18 20:22:16,209 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:16,209 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 20:22:16,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 20:22:16,209 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:16,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:16,210 INFO L82 PathProgramCache]: Analyzing trace with hash -550888759, now seen corresponding path program 1 times [2020-08-18 20:22:16,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:16,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1907442363] [2020-08-18 20:22:16,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:16,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:16,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 20:22:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:22:16,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1907442363] [2020-08-18 20:22:16,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 20:22:16,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 20:22:16,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932558990] [2020-08-18 20:22:16,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 20:22:16,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:16,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 20:22:16,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 20:22:16,656 INFO L87 Difference]: Start difference. First operand 1184 states and 1666 transitions. Second operand 8 states. [2020-08-18 20:22:18,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:18,832 INFO L93 Difference]: Finished difference Result 2973 states and 4187 transitions. [2020-08-18 20:22:18,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-18 20:22:18,833 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 122 [2020-08-18 20:22:18,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:18,846 INFO L225 Difference]: With dead ends: 2973 [2020-08-18 20:22:18,847 INFO L226 Difference]: Without dead ends: 1768 [2020-08-18 20:22:18,851 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-08-18 20:22:18,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1768 states. [2020-08-18 20:22:18,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1768 to 1762. [2020-08-18 20:22:18,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1762 states. [2020-08-18 20:22:18,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1762 states and 2451 transitions. [2020-08-18 20:22:18,951 INFO L78 Accepts]: Start accepts. Automaton has 1762 states and 2451 transitions. Word has length 122 [2020-08-18 20:22:18,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:18,952 INFO L479 AbstractCegarLoop]: Abstraction has 1762 states and 2451 transitions. [2020-08-18 20:22:18,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 20:22:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2451 transitions. [2020-08-18 20:22:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-08-18 20:22:18,963 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:18,963 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 20:22:18,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 20:22:18,963 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:18,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:18,964 INFO L82 PathProgramCache]: Analyzing trace with hash -316078103, now seen corresponding path program 1 times [2020-08-18 20:22:18,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:18,964 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [735675549] [2020-08-18 20:22:18,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:19,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:19,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 20:22:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:22:19,155 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [735675549] [2020-08-18 20:22:19,155 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:22:19,155 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-18 20:22:19,157 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574355732] [2020-08-18 20:22:19,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 20:22:19,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:19,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 20:22:19,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-08-18 20:22:19,159 INFO L87 Difference]: Start difference. First operand 1762 states and 2451 transitions. Second operand 8 states. [2020-08-18 20:22:20,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:20,821 INFO L93 Difference]: Finished difference Result 4166 states and 6193 transitions. [2020-08-18 20:22:20,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 20:22:20,822 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 138 [2020-08-18 20:22:20,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:20,843 INFO L225 Difference]: With dead ends: 4166 [2020-08-18 20:22:20,844 INFO L226 Difference]: Without dead ends: 2553 [2020-08-18 20:22:20,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-08-18 20:22:20,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2553 states. [2020-08-18 20:22:20,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2553 to 2217. [2020-08-18 20:22:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2217 states. [2020-08-18 20:22:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 2967 transitions. [2020-08-18 20:22:20,934 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 2967 transitions. Word has length 138 [2020-08-18 20:22:20,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:20,935 INFO L479 AbstractCegarLoop]: Abstraction has 2217 states and 2967 transitions. [2020-08-18 20:22:20,935 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 20:22:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2967 transitions. [2020-08-18 20:22:20,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-08-18 20:22:20,938 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:20,939 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 20:22:20,939 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 20:22:20,939 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:20,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:20,940 INFO L82 PathProgramCache]: Analyzing trace with hash -491536303, now seen corresponding path program 1 times [2020-08-18 20:22:20,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:20,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1054576216] [2020-08-18 20:22:20,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:21,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:21,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 20:22:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:21,263 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:22:21,263 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1054576216] [2020-08-18 20:22:21,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 20:22:21,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-18 20:22:21,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940280044] [2020-08-18 20:22:21,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 20:22:21,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:21,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 20:22:21,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-18 20:22:21,266 INFO L87 Difference]: Start difference. First operand 2217 states and 2967 transitions. Second operand 8 states. [2020-08-18 20:22:23,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:23,408 INFO L93 Difference]: Finished difference Result 4581 states and 6235 transitions. [2020-08-18 20:22:23,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 20:22:23,410 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 158 [2020-08-18 20:22:23,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:23,422 INFO L225 Difference]: With dead ends: 4581 [2020-08-18 20:22:23,422 INFO L226 Difference]: Without dead ends: 2513 [2020-08-18 20:22:23,428 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-08-18 20:22:23,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2513 states. [2020-08-18 20:22:23,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2513 to 2505. [2020-08-18 20:22:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2505 states. [2020-08-18 20:22:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2505 states and 3165 transitions. [2020-08-18 20:22:23,498 INFO L78 Accepts]: Start accepts. Automaton has 2505 states and 3165 transitions. Word has length 158 [2020-08-18 20:22:23,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:23,499 INFO L479 AbstractCegarLoop]: Abstraction has 2505 states and 3165 transitions. [2020-08-18 20:22:23,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 20:22:23,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3165 transitions. [2020-08-18 20:22:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-08-18 20:22:23,502 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:23,502 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 20:22:23,503 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 20:22:23,503 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:23,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:23,503 INFO L82 PathProgramCache]: Analyzing trace with hash 2016829941, now seen corresponding path program 1 times [2020-08-18 20:22:23,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:23,504 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [278813680] [2020-08-18 20:22:23,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:23,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:23,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 20:22:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 20:22:23,768 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [278813680] [2020-08-18 20:22:23,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 20:22:23,769 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-18 20:22:23,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191129098] [2020-08-18 20:22:23,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 20:22:23,770 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:23,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 20:22:23,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-08-18 20:22:23,771 INFO L87 Difference]: Start difference. First operand 2505 states and 3165 transitions. Second operand 7 states. [2020-08-18 20:22:25,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:25,283 INFO L93 Difference]: Finished difference Result 4889 states and 6252 transitions. [2020-08-18 20:22:25,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 20:22:25,284 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 160 [2020-08-18 20:22:25,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:25,295 INFO L225 Difference]: With dead ends: 4889 [2020-08-18 20:22:25,296 INFO L226 Difference]: Without dead ends: 2533 [2020-08-18 20:22:25,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-08-18 20:22:25,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2533 states. [2020-08-18 20:22:25,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2533 to 2519. [2020-08-18 20:22:25,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2519 states. [2020-08-18 20:22:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 3186 transitions. [2020-08-18 20:22:25,372 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 3186 transitions. Word has length 160 [2020-08-18 20:22:25,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:25,372 INFO L479 AbstractCegarLoop]: Abstraction has 2519 states and 3186 transitions. [2020-08-18 20:22:25,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 20:22:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 3186 transitions. [2020-08-18 20:22:25,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-08-18 20:22:25,375 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 20:22:25,375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 20:22:25,376 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 20:22:25,376 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 20:22:25,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 20:22:25,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1679265278, now seen corresponding path program 1 times [2020-08-18 20:22:25,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 20:22:25,377 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1900323645] [2020-08-18 20:22:25,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 20:22:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:25,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 20:22:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:25,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-08-18 20:22:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 20:22:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 20:22:25,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1900323645] [2020-08-18 20:22:25,628 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 20:22:25,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-08-18 20:22:25,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144514277] [2020-08-18 20:22:25,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-18 20:22:25,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 20:22:25,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-18 20:22:25,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-08-18 20:22:25,632 INFO L87 Difference]: Start difference. First operand 2519 states and 3186 transitions. Second operand 7 states. [2020-08-18 20:22:27,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 20:22:27,835 INFO L93 Difference]: Finished difference Result 3967 states and 5073 transitions. [2020-08-18 20:22:27,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 20:22:27,836 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 177 [2020-08-18 20:22:27,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 20:22:27,837 INFO L225 Difference]: With dead ends: 3967 [2020-08-18 20:22:27,837 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 20:22:27,845 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-08-18 20:22:27,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 20:22:27,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 20:22:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 20:22:27,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 20:22:27,846 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2020-08-18 20:22:27,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 20:22:27,846 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 20:22:27,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-18 20:22:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 20:22:27,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 20:22:27,847 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-18 20:22:27,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 20:22:29,153 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 53 [2020-08-18 20:22:29,393 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 44 [2020-08-18 20:22:29,614 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 44 [2020-08-18 20:22:29,618 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 20:22:29,619 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) [2020-08-18 20:22:29,619 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 20:22:29,619 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-08-18 20:22:29,619 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,620 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,620 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,620 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,620 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,620 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,620 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-08-18 20:22:29,621 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-08-18 20:22:29,622 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-08-18 20:22:29,623 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 20:22:29,624 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,625 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-18 20:22:29,626 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-08-18 20:22:29,627 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,628 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-08-18 20:22:29,629 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-08-18 20:22:29,630 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-08-18 20:22:29,631 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,632 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-08-18 20:22:29,633 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-18 20:22:29,634 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse4 (= 3 |old(~a10~0)|)) (.cse5 (not (<= 1 |old(~a10~0)|))) (.cse6 (not (= 14 ~a4~0))) (.cse7 (not (= ~a12~0 0))) (.cse2 (not (<= |old(~a10~0)| 0))) (.cse8 (not (= 9 |old(~a19~0)|))) (.cse0 (= 7 |old(~a19~0)|)) (.cse1 (not (<= |old(~a1~0)| 38))) (.cse3 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|))) (.cse9 (not (<= |old(~a19~0)| 9)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse3 .cse4 .cse5) (or .cse0 (= |old(~a10~0)| 1) .cse3 .cse4 .cse5) (or .cse3 .cse4 .cse6 .cse5 .cse7) (or (not (<= 9 |old(~a19~0)|)) .cse3 .cse4 .cse5) (or .cse8 .cse3 .cse6 .cse7) (or .cse0 .cse2 .cse3 .cse9 .cse6 .cse7) (or .cse2 .cse8 .cse3) (or .cse0 .cse1 .cse3 .cse9))) [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-08-18 20:22:29,635 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-08-18 20:22:29,636 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-08-18 20:22:29,637 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,638 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-08-18 20:22:29,639 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,640 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-08-18 20:22:29,641 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-08-18 20:22:29,642 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 20:22:29,643 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 23 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) (= ~a19~0 9) (<= ~a1~0 23)) [2020-08-18 20:22:29,643 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 20:22:29,643 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 20:22:29,643 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (not (= ~a12~0 0))) [2020-08-18 20:22:29,643 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-08-18 20:22:29,643 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (<= ~a10~0 0)) (.cse0 (<= ~a1~0 38)) (.cse3 (<= ~a19~0 9)) (.cse2 (not (= 7 ~a19~0)))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (not (= ~a10~0 3)) (<= 1 ~a10~0)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and .cse0 .cse3 .cse2) (not (= ~a12~0 0)))) [2020-08-18 20:22:29,644 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-18 20:22:29,644 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-08-18 20:22:29,644 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse1 (<= ~a10~0 0)) (.cse0 (<= ~a1~0 38)) (.cse3 (<= ~a19~0 9)) (.cse2 (not (= 7 ~a19~0)))) (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (not (= ~a10~0 3)) (<= 1 ~a10~0)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 14 ~a4~0)) (= ~a19~0 9) (and .cse0 .cse3 .cse2) (not (= ~a12~0 0)))) [2020-08-18 20:22:29,644 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-08-18 20:22:29,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 08:22:29 BoogieIcfgContainer [2020-08-18 20:22:29,666 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 20:22:29,669 INFO L168 Benchmark]: Toolchain (without parser) took 21802.21 ms. Allocated memory was 140.0 MB in the beginning and 450.4 MB in the end (delta: 310.4 MB). Free memory was 101.5 MB in the beginning and 284.9 MB in the end (delta: -183.4 MB). Peak memory consumption was 325.1 MB. Max. memory is 7.1 GB. [2020-08-18 20:22:29,670 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 20:22:29,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 838.72 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 170.6 MB in the end (delta: -69.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2020-08-18 20:22:29,671 INFO L168 Benchmark]: Boogie Preprocessor took 143.92 ms. Allocated memory is still 205.0 MB. Free memory was 170.6 MB in the beginning and 166.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-18 20:22:29,672 INFO L168 Benchmark]: RCFGBuilder took 1548.05 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 182.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2020-08-18 20:22:29,673 INFO L168 Benchmark]: TraceAbstraction took 19266.45 ms. Allocated memory was 238.0 MB in the beginning and 450.4 MB in the end (delta: 212.3 MB). Free memory was 180.6 MB in the beginning and 284.9 MB in the end (delta: -104.3 MB). Peak memory consumption was 306.2 MB. Max. memory is 7.1 GB. [2020-08-18 20:22:29,677 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 838.72 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 170.6 MB in the end (delta: -69.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.92 ms. Allocated memory is still 205.0 MB. Free memory was 170.6 MB in the beginning and 166.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1548.05 ms. Allocated memory was 205.0 MB in the beginning and 238.0 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 182.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19266.45 ms. Allocated memory was 238.0 MB in the beginning and 450.4 MB in the end (delta: 212.3 MB). Free memory was 180.6 MB in the beginning and 284.9 MB in the end (delta: -104.3 MB). Peak memory consumption was 306.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((!(23 <= \old(a1)) || !(\old(a10) <= 0)) || (!(a10 == 3) && 1 <= a10)) || ((a1 <= 38 && a10 <= 0) && !(7 == a19))) || ((a10 <= 0 && !(7 == a19)) && a19 <= 9)) || !(9 == \old(a19))) || !(\old(a1) <= 23)) || !(14 == a4)) || a19 == 9) || ((a1 <= 38 && a19 <= 9) && !(7 == a19))) || !(a12 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 14.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 181 SDtfs, 5253 SDslu, 256 SDs, 0 SdLazy, 6926 SolverSat, 1575 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2519occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 529 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 88 PreInvPairs, 146 NumberOfFragments, 438 HoareAnnotationTreeSize, 88 FomulaSimplifications, 4085 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2849 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 915 NumberOfCodeBlocks, 915 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 908 ConstructedInterpolants, 0 QuantifiedInterpolants, 369989 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 194/216 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...