/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label32.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 02:30:51,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 02:30:51,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 02:30:51,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 02:30:51,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 02:30:51,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 02:30:51,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 02:30:51,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 02:30:51,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 02:30:51,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 02:30:51,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 02:30:51,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 02:30:51,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 02:30:51,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 02:30:51,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 02:30:51,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 02:30:51,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 02:30:51,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 02:30:51,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 02:30:51,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 02:30:51,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 02:30:51,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 02:30:51,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 02:30:51,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 02:30:51,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 02:30:51,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 02:30:51,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 02:30:51,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 02:30:51,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 02:30:51,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 02:30:51,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 02:30:51,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 02:30:51,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 02:30:51,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 02:30:51,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 02:30:51,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 02:30:51,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 02:30:51,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 02:30:51,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 02:30:51,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 02:30:51,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 02:30:51,727 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 [2020-10-14 02:30:51,768 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 02:30:51,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 02:30:51,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 02:30:51,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 02:30:51,771 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 02:30:51,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 02:30:51,771 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 02:30:51,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 02:30:51,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 02:30:51,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 02:30:51,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 02:30:51,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 02:30:51,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 02:30:51,774 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 02:30:51,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 02:30:51,774 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 02:30:51,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 02:30:51,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 02:30:51,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 02:30:51,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 02:30:51,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 02:30:51,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 02:30:51,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 02:30:51,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 02:30:51,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 02:30:51,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 02:30:51,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 02:30:51,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 02:30:51,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 02:30:51,777 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 02:30:52,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 02:30:52,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 02:30:52,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 02:30:52,161 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 02:30:52,162 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 02:30:52,162 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label32.c [2020-10-14 02:30:52,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/add0d8d71/c7c6ccb6062d4d1e86fa7a0eb4f849c1/FLAGf7b2e504a [2020-10-14 02:30:52,833 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 02:30:52,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label32.c [2020-10-14 02:30:52,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/add0d8d71/c7c6ccb6062d4d1e86fa7a0eb4f849c1/FLAGf7b2e504a [2020-10-14 02:30:53,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/add0d8d71/c7c6ccb6062d4d1e86fa7a0eb4f849c1 [2020-10-14 02:30:53,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 02:30:53,122 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 02:30:53,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 02:30:53,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 02:30:53,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 02:30:53,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:53,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313744d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53, skipping insertion in model container [2020-10-14 02:30:53,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:53,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 02:30:53,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 02:30:53,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 02:30:53,728 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 02:30:53,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 02:30:53,929 INFO L208 MainTranslator]: Completed translation [2020-10-14 02:30:53,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53 WrapperNode [2020-10-14 02:30:53,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 02:30:53,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 02:30:53,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 02:30:53,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 02:30:53,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:53,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:53,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:53,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:54,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:54,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:54,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (1/1) ... [2020-10-14 02:30:54,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 02:30:54,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 02:30:54,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 02:30:54,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 02:30:54,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (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 [2020-10-14 02:30:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 02:30:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 02:30:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 02:30:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 02:30:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 02:30:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 02:30:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 02:30:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 02:30:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 02:30:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 02:30:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 02:30:55,549 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 02:30:55,550 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 02:30:55,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:30:55 BoogieIcfgContainer [2020-10-14 02:30:55,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 02:30:55,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 02:30:55,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 02:30:55,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 02:30:55,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 02:30:53" (1/3) ... [2020-10-14 02:30:55,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0714c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:30:55, skipping insertion in model container [2020-10-14 02:30:55,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:30:53" (2/3) ... [2020-10-14 02:30:55,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0714c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:30:55, skipping insertion in model container [2020-10-14 02:30:55,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:30:55" (3/3) ... [2020-10-14 02:30:55,572 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label32.c [2020-10-14 02:30:55,583 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 02:30:55,593 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 02:30:55,607 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 02:30:55,633 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 02:30:55,633 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 02:30:55,633 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 02:30:55,634 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 02:30:55,634 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 02:30:55,634 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 02:30:55,634 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 02:30:55,634 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 02:30:55,658 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-10-14 02:30:55,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-14 02:30:55,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:30:55,667 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] [2020-10-14 02:30:55,667 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:30:55,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:30:55,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1877810762, now seen corresponding path program 1 times [2020-10-14 02:30:55,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:30:55,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455234741] [2020-10-14 02:30:55,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:30:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:55,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:56,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:56,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 02:30:56,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:56,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-10-14 02:30:56,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:56,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 02:30:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 02:30:56,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 02:30:56,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 02:30:56,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:30:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:56,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:56,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:56,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:30:56,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:56,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 02:30:56,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:56,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:56,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:30:56,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:56,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 02:30:56,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:30:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:30:56,331 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455234741] [2020-10-14 02:30:56,334 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 02:30:56,334 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 02:30:56,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011566804] [2020-10-14 02:30:56,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 02:30:56,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:30:56,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 02:30:56,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 02:30:56,360 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2020-10-14 02:30:57,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:30:57,905 INFO L93 Difference]: Finished difference Result 581 states and 1006 transitions. [2020-10-14 02:30:57,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:30:57,907 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-10-14 02:30:57,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:30:57,936 INFO L225 Difference]: With dead ends: 581 [2020-10-14 02:30:57,937 INFO L226 Difference]: Without dead ends: 302 [2020-10-14 02:30:57,948 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:30:57,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-14 02:30:58,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 298. [2020-10-14 02:30:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2020-10-14 02:30:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 395 transitions. [2020-10-14 02:30:58,025 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 395 transitions. Word has length 31 [2020-10-14 02:30:58,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:30:58,025 INFO L479 AbstractCegarLoop]: Abstraction has 298 states and 395 transitions. [2020-10-14 02:30:58,025 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 02:30:58,026 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 395 transitions. [2020-10-14 02:30:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-14 02:30:58,031 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:30:58,031 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:30:58,032 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 02:30:58,032 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:30:58,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:30:58,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1943210670, now seen corresponding path program 1 times [2020-10-14 02:30:58,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:30:58,033 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1615619475] [2020-10-14 02:30:58,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:30:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:58,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:58,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:58,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:58,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-14 02:30:58,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 02:30:58,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 750 [2020-10-14 02:30:58,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:58,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:58,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:30:58,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 02:30:58,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 02:30:58,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 02:30:58,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:30:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:58,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:58,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:58,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:30:58,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:58,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 02:30:58,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:58,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:58,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:30:58,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:58,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:30:58,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:30:58,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:30:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:58,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:59,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:59,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 02:30:59,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:59,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 02:30:59,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:59,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:59,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:30:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 02:30:59,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-14 02:30:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:30:59,063 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1615619475] [2020-10-14 02:30:59,064 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:30:59,064 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:30:59,065 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099784805] [2020-10-14 02:30:59,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:30:59,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:30:59,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:30:59,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:30:59,068 INFO L87 Difference]: Start difference. First operand 298 states and 395 transitions. Second operand 5 states. [2020-10-14 02:31:00,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:00,203 INFO L93 Difference]: Finished difference Result 739 states and 1021 transitions. [2020-10-14 02:31:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:31:00,206 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2020-10-14 02:31:00,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:00,211 INFO L225 Difference]: With dead ends: 739 [2020-10-14 02:31:00,212 INFO L226 Difference]: Without dead ends: 447 [2020-10-14 02:31:00,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:31:00,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-10-14 02:31:00,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-10-14 02:31:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-10-14 02:31:00,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 600 transitions. [2020-10-14 02:31:00,283 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 600 transitions. Word has length 101 [2020-10-14 02:31:00,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:00,284 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 600 transitions. [2020-10-14 02:31:00,284 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:31:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 600 transitions. [2020-10-14 02:31:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-14 02:31:00,289 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:31:00,290 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:31:00,290 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 02:31:00,290 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:31:00,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:31:00,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1649984501, now seen corresponding path program 1 times [2020-10-14 02:31:00,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:31:00,292 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [854834625] [2020-10-14 02:31:00,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:31:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:00,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:00,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:00,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:01,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:01,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-14 02:31:01,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 02:31:01,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1258 [2020-10-14 02:31:01,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:01,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:01,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:01,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-14 02:31:01,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 02:31:01,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:01,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:31:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:01,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:01,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:01,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:31:01,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:01,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 02:31:01,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:01,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:01,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:01,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:31:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:01,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:01,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:01,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 02:31:01,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:01,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-14 02:31:01,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:01,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:01,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:31:01,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:01,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-14 02:31:01,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:01,823 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:31:01,824 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [854834625] [2020-10-14 02:31:01,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:31:01,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:31:01,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266648737] [2020-10-14 02:31:01,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:31:01,826 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:31:01,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:31:01,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:31:01,826 INFO L87 Difference]: Start difference. First operand 443 states and 600 transitions. Second operand 5 states. [2020-10-14 02:31:02,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:02,962 INFO L93 Difference]: Finished difference Result 884 states and 1222 transitions. [2020-10-14 02:31:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:31:02,964 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 108 [2020-10-14 02:31:02,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:02,971 INFO L225 Difference]: With dead ends: 884 [2020-10-14 02:31:02,972 INFO L226 Difference]: Without dead ends: 882 [2020-10-14 02:31:02,972 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:31:02,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2020-10-14 02:31:03,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 733. [2020-10-14 02:31:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2020-10-14 02:31:03,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1036 transitions. [2020-10-14 02:31:03,005 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1036 transitions. Word has length 108 [2020-10-14 02:31:03,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:03,006 INFO L479 AbstractCegarLoop]: Abstraction has 733 states and 1036 transitions. [2020-10-14 02:31:03,006 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:31:03,006 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1036 transitions. [2020-10-14 02:31:03,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-10-14 02:31:03,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:31:03,013 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 02:31:03,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 02:31:03,013 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:31:03,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:31:03,014 INFO L82 PathProgramCache]: Analyzing trace with hash -445493319, now seen corresponding path program 1 times [2020-10-14 02:31:03,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:31:03,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1434691687] [2020-10-14 02:31:03,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:31:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:03,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:03,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:04,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:04,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:05,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:05,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-14 02:31:05,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:31:05,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2554 [2020-10-14 02:31:05,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:05,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:05,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:05,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-14 02:31:05,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-14 02:31:05,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:05,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:31:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:05,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:05,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:05,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:31:05,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:05,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 02:31:05,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:05,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:05,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:05,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:31:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:05,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:05,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:05,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 02:31:05,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:05,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-14 02:31:05,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:05,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:31:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-14 02:31:05,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:05,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 02:31:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:05,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:05,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:05,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 02:31:05,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:05,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-14 02:31:05,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:05,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:31:05,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-14 02:31:05,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 122 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:31:06,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1434691687] [2020-10-14 02:31:06,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:31:06,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:31:06,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58108869] [2020-10-14 02:31:06,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:31:06,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:31:06,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:31:06,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:31:06,051 INFO L87 Difference]: Start difference. First operand 733 states and 1036 transitions. Second operand 7 states. [2020-10-14 02:31:07,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:07,722 INFO L93 Difference]: Finished difference Result 1778 states and 2592 transitions. [2020-10-14 02:31:07,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 02:31:07,722 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 198 [2020-10-14 02:31:07,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:07,731 INFO L225 Difference]: With dead ends: 1778 [2020-10-14 02:31:07,732 INFO L226 Difference]: Without dead ends: 1051 [2020-10-14 02:31:07,734 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:31:07,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states. [2020-10-14 02:31:07,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 1039. [2020-10-14 02:31:07,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2020-10-14 02:31:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1398 transitions. [2020-10-14 02:31:07,775 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1398 transitions. Word has length 198 [2020-10-14 02:31:07,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:07,776 INFO L479 AbstractCegarLoop]: Abstraction has 1039 states and 1398 transitions. [2020-10-14 02:31:07,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:31:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1398 transitions. [2020-10-14 02:31:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-14 02:31:07,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:31:07,781 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 02:31:07,782 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 02:31:07,782 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:31:07,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:31:07,782 INFO L82 PathProgramCache]: Analyzing trace with hash -641395475, now seen corresponding path program 1 times [2020-10-14 02:31:07,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:31:07,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995710699] [2020-10-14 02:31:07,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:31:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:07,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:07,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:08,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:09,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:11,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:11,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:11,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-14 02:31:11,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 02:31:11,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3779 [2020-10-14 02:31:11,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:11,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-14 02:31:11,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-14 02:31:11,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:11,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:31:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:11,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:11,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:11,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:31:11,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:11,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:31:11,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:11,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:11,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:11,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:11,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:11,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:31:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:11,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:11,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:11,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-14 02:31:11,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:11,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-14 02:31:11,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:11,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:11,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:31:11,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:11,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-14 02:31:11,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:11,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 02:31:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:11,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:11,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:11,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 02:31:11,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:11,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-14 02:31:11,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:11,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:31:11,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-14 02:31:11,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:12,094 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 132 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:31:12,095 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995710699] [2020-10-14 02:31:12,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:31:12,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:31:12,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599712937] [2020-10-14 02:31:12,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:31:12,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:31:12,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:31:12,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:31:12,097 INFO L87 Difference]: Start difference. First operand 1039 states and 1398 transitions. Second operand 7 states. [2020-10-14 02:31:14,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:14,030 INFO L93 Difference]: Finished difference Result 3070 states and 4769 transitions. [2020-10-14 02:31:14,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 02:31:14,031 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-10-14 02:31:14,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:14,053 INFO L225 Difference]: With dead ends: 3070 [2020-10-14 02:31:14,054 INFO L226 Difference]: Without dead ends: 2037 [2020-10-14 02:31:14,059 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:31:14,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2037 states. [2020-10-14 02:31:14,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2037 to 1639. [2020-10-14 02:31:14,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1639 states. [2020-10-14 02:31:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 2156 transitions. [2020-10-14 02:31:14,165 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 2156 transitions. Word has length 208 [2020-10-14 02:31:14,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:14,166 INFO L479 AbstractCegarLoop]: Abstraction has 1639 states and 2156 transitions. [2020-10-14 02:31:14,166 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:31:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2156 transitions. [2020-10-14 02:31:14,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-10-14 02:31:14,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:31:14,171 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 02:31:14,171 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 02:31:14,171 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:31:14,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:31:14,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1906528125, now seen corresponding path program 1 times [2020-10-14 02:31:14,172 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:31:14,172 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [609681953] [2020-10-14 02:31:14,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:31:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:14,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:14,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:14,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:14,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:16,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:16,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-14 02:31:16,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:31:16,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2229 [2020-10-14 02:31:16,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:16,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:16,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:16,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 197 [2020-10-14 02:31:16,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 02:31:16,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:16,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:31:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:16,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:16,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:16,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:31:16,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:16,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:31:16,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:16,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:16,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:16,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:16,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:16,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:16,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:31:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:16,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:16,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:16,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 02:31:16,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:16,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 02:31:16,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:16,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:16,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:16,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:16,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 02:31:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:16,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:16,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:16,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 02:31:16,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:16,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 02:31:16,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:16,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:16,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:31:16,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:16,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-14 02:31:16,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:31:16,700 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2020-10-14 02:31:16,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [609681953] [2020-10-14 02:31:16,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:31:16,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:31:16,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180933199] [2020-10-14 02:31:16,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:31:16,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:31:16,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:31:16,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:31:16,704 INFO L87 Difference]: Start difference. First operand 1639 states and 2156 transitions. Second operand 5 states. [2020-10-14 02:31:18,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:18,114 INFO L93 Difference]: Finished difference Result 3280 states and 4336 transitions. [2020-10-14 02:31:18,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:31:18,118 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2020-10-14 02:31:18,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:18,128 INFO L225 Difference]: With dead ends: 3280 [2020-10-14 02:31:18,128 INFO L226 Difference]: Without dead ends: 1647 [2020-10-14 02:31:18,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:31:18,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2020-10-14 02:31:18,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1345. [2020-10-14 02:31:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1345 states. [2020-10-14 02:31:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1345 states and 1576 transitions. [2020-10-14 02:31:18,180 INFO L78 Accepts]: Start accepts. Automaton has 1345 states and 1576 transitions. Word has length 216 [2020-10-14 02:31:18,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:18,181 INFO L479 AbstractCegarLoop]: Abstraction has 1345 states and 1576 transitions. [2020-10-14 02:31:18,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:31:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1576 transitions. [2020-10-14 02:31:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-10-14 02:31:18,186 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:31:18,186 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 02:31:18,187 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 02:31:18,187 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:31:18,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:31:18,187 INFO L82 PathProgramCache]: Analyzing trace with hash -924960950, now seen corresponding path program 1 times [2020-10-14 02:31:18,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:31:18,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692149587] [2020-10-14 02:31:18,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:31:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:18,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:18,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:18,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:20,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:22,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:22,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-14 02:31:22,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:31:22,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4606 [2020-10-14 02:31:22,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:22,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:22,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:22,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-14 02:31:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 02:31:22,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:22,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:31:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:22,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:22,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:22,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:31:22,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:22,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:31:22,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:22,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:22,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:22,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:22,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:22,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 02:31:22,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:31:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:22,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:23,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:23,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 02:31:23,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:23,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-14 02:31:23,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:23,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:23,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:31:23,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:23,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-14 02:31:23,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 02:31:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:23,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:23,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:23,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 02:31:23,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:23,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-10-14 02:31:23,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:23,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:23,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:23,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:31:23,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-14 02:31:23,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 122 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:31:23,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1692149587] [2020-10-14 02:31:23,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:31:23,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 02:31:23,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924992913] [2020-10-14 02:31:23,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 02:31:23,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:31:23,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 02:31:23,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 02:31:23,655 INFO L87 Difference]: Start difference. First operand 1345 states and 1576 transitions. Second operand 8 states. [2020-10-14 02:31:25,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:25,590 INFO L93 Difference]: Finished difference Result 3149 states and 3755 transitions. [2020-10-14 02:31:25,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 02:31:25,590 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 227 [2020-10-14 02:31:25,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:25,599 INFO L225 Difference]: With dead ends: 3149 [2020-10-14 02:31:25,599 INFO L226 Difference]: Without dead ends: 1810 [2020-10-14 02:31:25,604 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:31:25,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1810 states. [2020-10-14 02:31:25,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1810 to 1790. [2020-10-14 02:31:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1790 states. [2020-10-14 02:31:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1790 states and 2114 transitions. [2020-10-14 02:31:25,655 INFO L78 Accepts]: Start accepts. Automaton has 1790 states and 2114 transitions. Word has length 227 [2020-10-14 02:31:25,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:25,656 INFO L479 AbstractCegarLoop]: Abstraction has 1790 states and 2114 transitions. [2020-10-14 02:31:25,656 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 02:31:25,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2114 transitions. [2020-10-14 02:31:25,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-14 02:31:25,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:31:25,662 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 02:31:25,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 02:31:25,662 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:31:25,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:31:25,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1357934230, now seen corresponding path program 1 times [2020-10-14 02:31:25,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:31:25,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1161148908] [2020-10-14 02:31:25,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:31:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:25,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:25,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:27,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:27,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:27,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 02:31:27,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 02:31:27,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2127 [2020-10-14 02:31:27,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:27,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:31:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 218 [2020-10-14 02:31:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 02:31:27,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:27,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:31:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:27,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:27,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:27,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:31:27,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:27,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:31:27,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:27,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:27,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:27,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:27,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:27,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:27,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:31:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:27,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:27,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:27,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-14 02:31:27,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:27,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 02:31:27,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:27,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:27,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:31:27,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:27,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:31:27,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:28,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 02:31:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:31:28,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:31:28,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:31:28,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 02:31:28,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:31:28,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-14 02:31:28,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:31:28,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:31:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:31:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:31:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-14 02:31:28,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:31:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-14 02:31:28,311 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1161148908] [2020-10-14 02:31:28,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:31:28,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:31:28,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916233984] [2020-10-14 02:31:28,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:31:28,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:31:28,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:31:28,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:31:28,315 INFO L87 Difference]: Start difference. First operand 1790 states and 2114 transitions. Second operand 5 states. [2020-10-14 02:31:29,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:31:29,414 INFO L93 Difference]: Finished difference Result 3870 states and 4566 transitions. [2020-10-14 02:31:29,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:31:29,420 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 237 [2020-10-14 02:31:29,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:31:29,421 INFO L225 Difference]: With dead ends: 3870 [2020-10-14 02:31:29,421 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 02:31:29,429 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:31:29,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 02:31:29,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 02:31:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 02:31:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 02:31:29,430 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 237 [2020-10-14 02:31:29,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:31:29,430 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 02:31:29,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:31:29,431 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 02:31:29,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 02:31:29,431 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 02:31:29,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 02:31:29,762 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 15 [2020-10-14 02:31:29,909 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 15 [2020-10-14 02:31:30,146 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2020-10-14 02:31:30,244 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 02:31:30,245 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)|)) [2020-10-14 02:31:30,245 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 02:31:30,245 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-10-14 02:31:30,245 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-10-14 02:31:30,246 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-10-14 02:31:30,247 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-10-14 02:31:30,248 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-10-14 02:31:30,249 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-10-14 02:31:30,250 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-10-14 02:31:30,250 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-10-14 02:31:30,250 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 79) no Hoare annotation was computed. [2020-10-14 02:31:30,250 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-10-14 02:31:30,250 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,250 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,251 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,251 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,251 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,251 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-10-14 02:31:30,251 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-14 02:31:30,251 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-14 02:31:30,252 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-14 02:31:30,252 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-14 02:31:30,252 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-14 02:31:30,252 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-10-14 02:31:30,252 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-10-14 02:31:30,252 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-10-14 02:31:30,253 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-10-14 02:31:30,253 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,253 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,253 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,254 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,254 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-14 02:31:30,255 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,256 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 02:31:30,257 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,258 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-14 02:31:30,259 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-14 02:31:30,260 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 02:31:30,260 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 02:31:30,260 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-14 02:31:30,260 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-10-14 02:31:30,260 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-10-14 02:31:30,261 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-10-14 02:31:30,261 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-10-14 02:31:30,262 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-10-14 02:31:30,263 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-10-14 02:31:30,263 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-14 02:31:30,263 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-14 02:31:30,263 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 02:31:30,263 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 02:31:30,264 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-14 02:31:30,264 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-10-14 02:31:30,264 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-10-14 02:31:30,264 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-10-14 02:31:30,264 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-10-14 02:31:30,264 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-10-14 02:31:30,265 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-10-14 02:31:30,266 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-10-14 02:31:30,268 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a10~0)|))) (.cse1 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 (not (<= 9 |old(~a19~0)|)) .cse1) (or .cse1 (not (= 4 |old(~a10~0)|))) (or .cse1 (not (<= |old(~a10~0)| 2))) (or .cse0 (not (= 6 |old(~a19~0)|)) .cse1))) [2020-10-14 02:31:30,268 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-10-14 02:31:30,268 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-10-14 02:31:30,268 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-10-14 02:31:30,269 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-10-14 02:31:30,270 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,271 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-14 02:31:30,272 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,273 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-14 02:31:30,274 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-14 02:31:30,275 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-10-14 02:31:30,275 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-10-14 02:31:30,275 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-10-14 02:31:30,275 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 02:31:30,275 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 9 ~a19~0) (= ~a10~0 0)) [2020-10-14 02:31:30,275 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 02:31:30,275 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 02:31:30,275 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 9 |old(~a19~0)|)) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 0 |old(~a10~0)|))) [2020-10-14 02:31:30,275 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-10-14 02:31:30,276 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (= ~a10~0 3))) (or (and .cse0 (= ~a19~0 6)) (not (<= 9 |old(~a19~0)|)) (<= ~a10~0 2) (not (= 0 |old(~a10~0)|)) (and .cse0 (<= 9 ~a19~0)) (= ~a10~0 4))) [2020-10-14 02:31:30,276 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-10-14 02:31:30,276 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-14 02:31:30,276 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (= ~a10~0 3))) (or (and .cse0 (= ~a19~0 6)) (not (<= 9 |old(~a19~0)|)) (<= ~a10~0 2) (not (= 0 |old(~a10~0)|)) (and .cse0 (<= 9 ~a19~0)) (= ~a10~0 4))) [2020-10-14 02:31:30,276 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-10-14 02:31:30,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 02:31:30 BoogieIcfgContainer [2020-10-14 02:31:30,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 02:31:30,313 INFO L168 Benchmark]: Toolchain (without parser) took 37186.13 ms. Allocated memory was 147.8 MB in the beginning and 780.1 MB in the end (delta: 632.3 MB). Free memory was 103.0 MB in the beginning and 319.6 MB in the end (delta: -216.6 MB). Peak memory consumption was 415.7 MB. Max. memory is 7.1 GB. [2020-10-14 02:31:30,315 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 02:31:30,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.99 ms. Allocated memory was 147.8 MB in the beginning and 207.1 MB in the end (delta: 59.2 MB). Free memory was 102.6 MB in the beginning and 170.7 MB in the end (delta: -68.1 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. [2020-10-14 02:31:30,317 INFO L168 Benchmark]: Boogie Preprocessor took 138.11 ms. Allocated memory is still 207.1 MB. Free memory was 170.7 MB in the beginning and 166.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 02:31:30,320 INFO L168 Benchmark]: RCFGBuilder took 1491.05 ms. Allocated memory was 207.1 MB in the beginning and 236.5 MB in the end (delta: 29.4 MB). Free memory was 166.7 MB in the beginning and 175.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. [2020-10-14 02:31:30,322 INFO L168 Benchmark]: TraceAbstraction took 34743.16 ms. Allocated memory was 236.5 MB in the beginning and 780.1 MB in the end (delta: 543.7 MB). Free memory was 175.1 MB in the beginning and 319.6 MB in the end (delta: -144.5 MB). Peak memory consumption was 399.2 MB. Max. memory is 7.1 GB. [2020-10-14 02:31:30,334 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 807.99 ms. Allocated memory was 147.8 MB in the beginning and 207.1 MB in the end (delta: 59.2 MB). Free memory was 102.6 MB in the beginning and 170.7 MB in the end (delta: -68.1 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.11 ms. Allocated memory is still 207.1 MB. Free memory was 170.7 MB in the beginning and 166.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1491.05 ms. Allocated memory was 207.1 MB in the beginning and 236.5 MB in the end (delta: 29.4 MB). Free memory was 166.7 MB in the beginning and 175.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34743.16 ms. Allocated memory was 236.5 MB in the beginning and 780.1 MB in the end (delta: 543.7 MB). Free memory was 175.1 MB in the beginning and 319.6 MB in the end (delta: -144.5 MB). Peak memory consumption was 399.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 79]: 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: (((((a10 == 3 && a19 == 6) || !(9 <= \old(a19))) || a10 <= 2) || !(0 == \old(a10))) || (a10 == 3 && 9 <= a19)) || a10 == 4 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.8s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 12.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 237 SDtfs, 2880 SDslu, 262 SDs, 0 SdLazy, 6996 SolverSat, 845 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1790occurred in iteration=7, 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, 8 MinimizatonAttempts, 889 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 68 PreInvPairs, 98 NumberOfFragments, 185 HoareAnnotationTreeSize, 68 FomulaSimplifications, 112045 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 888 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 20.3s InterpolantComputationTime, 1326 NumberOfCodeBlocks, 1326 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1318 ConstructedInterpolants, 0 QuantifiedInterpolants, 594713 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 694/706 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...