/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=BIGGEST --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_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 13:05:08,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 13:05:08,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 13:05:08,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 13:05:08,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 13:05:08,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 13:05:08,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 13:05:08,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 13:05:08,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 13:05:08,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 13:05:08,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 13:05:08,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 13:05:08,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 13:05:08,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 13:05:08,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 13:05:08,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 13:05:08,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 13:05:08,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 13:05:08,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 13:05:08,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 13:05:08,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 13:05:08,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 13:05:08,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 13:05:08,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 13:05:08,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 13:05:08,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 13:05:08,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 13:05:08,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 13:05:08,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 13:05:08,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 13:05:08,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 13:05:08,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 13:05:08,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 13:05:08,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 13:05:08,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 13:05:08,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 13:05:08,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 13:05:08,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 13:05:08,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 13:05:08,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 13:05:08,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 13:05:08,707 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 [2020-10-12 13:05:08,742 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 13:05:08,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 13:05:08,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 13:05:08,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 13:05:08,744 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 13:05:08,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 13:05:08,745 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 13:05:08,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 13:05:08,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 13:05:08,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 13:05:08,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 13:05:08,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 13:05:08,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 13:05:08,746 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 13:05:08,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 13:05:08,747 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 13:05:08,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 13:05:08,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 13:05:08,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 13:05:08,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 13:05:08,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 13:05:08,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 13:05:08,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 13:05:08,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 13:05:08,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 13:05:08,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 13:05:08,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 13:05:08,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 13:05:08,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 13:05:08,749 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 13:05:09,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 13:05:09,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 13:05:09,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 13:05:09,119 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 13:05:09,120 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 13:05:09,121 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label22.c [2020-10-12 13:05:09,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4cf29b4ab/6ec895ef7cfb41eea8ed980708a8312f/FLAG0d524205d [2020-10-12 13:05:09,776 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 13:05:09,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label22.c [2020-10-12 13:05:09,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4cf29b4ab/6ec895ef7cfb41eea8ed980708a8312f/FLAG0d524205d [2020-10-12 13:05:10,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4cf29b4ab/6ec895ef7cfb41eea8ed980708a8312f [2020-10-12 13:05:10,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 13:05:10,067 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 13:05:10,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 13:05:10,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 13:05:10,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 13:05:10,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4694b766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10, skipping insertion in model container [2020-10-12 13:05:10,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 13:05:10,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 13:05:10,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 13:05:10,583 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 13:05:10,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 13:05:10,813 INFO L208 MainTranslator]: Completed translation [2020-10-12 13:05:10,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10 WrapperNode [2020-10-12 13:05:10,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 13:05:10,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 13:05:10,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 13:05:10,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 13:05:10,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (1/1) ... [2020-10-12 13:05:10,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 13:05:10,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 13:05:10,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 13:05:10,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 13:05:10,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (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 [2020-10-12 13:05:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 13:05:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 13:05:11,025 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-12 13:05:11,026 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 13:05:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-12 13:05:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 13:05:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 13:05:11,026 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 13:05:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 13:05:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 13:05:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 13:05:12,302 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 13:05:12,303 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-12 13:05:12,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:05:12 BoogieIcfgContainer [2020-10-12 13:05:12,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 13:05:12,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 13:05:12,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 13:05:12,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 13:05:12,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 01:05:10" (1/3) ... [2020-10-12 13:05:12,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43aff862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 01:05:12, skipping insertion in model container [2020-10-12 13:05:12,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:10" (2/3) ... [2020-10-12 13:05:12,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43aff862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 01:05:12, skipping insertion in model container [2020-10-12 13:05:12,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:05:12" (3/3) ... [2020-10-12 13:05:12,329 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label22.c [2020-10-12 13:05:12,340 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 13:05:12,350 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 13:05:12,365 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 13:05:12,404 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 13:05:12,405 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 13:05:12,405 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 13:05:12,405 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 13:05:12,406 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 13:05:12,406 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 13:05:12,406 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 13:05:12,406 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 13:05:12,440 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-10-12 13:05:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-10-12 13:05:12,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:12,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:12,458 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:12,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:12,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1257002150, now seen corresponding path program 1 times [2020-10-12 13:05:12,478 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:12,478 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [552865719] [2020-10-12 13:05:12,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:12,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:13,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:13,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-12 13:05:13,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:13,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 464 [2020-10-12 13:05:13,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:13,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 13:05:13,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 13:05:13,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 13:05:13,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 13:05:13,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:13,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:13,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:13,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:13,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:13,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 13:05:13,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:13,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:13,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:13,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 13:05:13,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 13:05:13,290 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [552865719] [2020-10-12 13:05:13,292 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 13:05:13,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-12 13:05:13,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673994796] [2020-10-12 13:05:13,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 13:05:13,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:13,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 13:05:13,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 13:05:13,321 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-10-12 13:05:15,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:15,435 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2020-10-12 13:05:15,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 13:05:15,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2020-10-12 13:05:15,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:15,457 INFO L225 Difference]: With dead ends: 730 [2020-10-12 13:05:15,457 INFO L226 Difference]: Without dead ends: 447 [2020-10-12 13:05:15,467 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 13:05:15,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-10-12 13:05:15,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2020-10-12 13:05:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-10-12 13:05:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2020-10-12 13:05:15,568 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 43 [2020-10-12 13:05:15,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:15,568 INFO L479 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2020-10-12 13:05:15,569 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 13:05:15,569 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2020-10-12 13:05:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-12 13:05:15,575 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:15,576 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:15,576 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 13:05:15,576 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:15,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:15,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1320439514, now seen corresponding path program 1 times [2020-10-12 13:05:15,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:15,577 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [749443209] [2020-10-12 13:05:15,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:15,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:15,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:16,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:17,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:17,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-12 13:05:17,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 13:05:17,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1724 [2020-10-12 13:05:17,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:17,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 13:05:17,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 13:05:17,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 13:05:17,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 13:05:17,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:17,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:17,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:17,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:17,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:17,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 13:05:17,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:17,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:17,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:17,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 13:05:17,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:17,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:17,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:17,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:17,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 13:05:17,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:17,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-12 13:05:17,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:17,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:17,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 13:05:17,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-12 13:05:17,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 13:05:17,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [749443209] [2020-10-12 13:05:17,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 13:05:17,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 13:05:17,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626995332] [2020-10-12 13:05:17,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 13:05:17,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:17,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 13:05:17,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-12 13:05:17,816 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand 7 states. [2020-10-12 13:05:19,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:19,030 INFO L93 Difference]: Finished difference Result 1188 states and 1845 transitions. [2020-10-12 13:05:19,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 13:05:19,031 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2020-10-12 13:05:19,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:19,038 INFO L225 Difference]: With dead ends: 1188 [2020-10-12 13:05:19,038 INFO L226 Difference]: Without dead ends: 753 [2020-10-12 13:05:19,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-12 13:05:19,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2020-10-12 13:05:19,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 449. [2020-10-12 13:05:19,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-10-12 13:05:19,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 628 transitions. [2020-10-12 13:05:19,079 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 628 transitions. Word has length 125 [2020-10-12 13:05:19,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:19,080 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 628 transitions. [2020-10-12 13:05:19,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 13:05:19,080 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 628 transitions. [2020-10-12 13:05:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-12 13:05:19,085 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:19,085 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:19,086 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 13:05:19,086 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:19,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:19,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1023272790, now seen corresponding path program 1 times [2020-10-12 13:05:19,087 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:19,087 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1592423709] [2020-10-12 13:05:19,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:19,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:19,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:19,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:20,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:20,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-12 13:05:20,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 13:05:20,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1616 [2020-10-12 13:05:20,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:20,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 13:05:20,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 13:05:20,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-12 13:05:20,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:20,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:20,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:20,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:20,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:20,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:20,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 13:05:20,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 13:05:20,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:20,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:20,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:21,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:21,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-12 13:05:21,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:21,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 200 [2020-10-12 13:05:21,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 13:05:21,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-12 13:05:21,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:21,374 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 13:05:21,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1592423709] [2020-10-12 13:05:21,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 13:05:21,376 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 13:05:21,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310656284] [2020-10-12 13:05:21,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 13:05:21,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:21,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 13:05:21,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-12 13:05:21,381 INFO L87 Difference]: Start difference. First operand 449 states and 628 transitions. Second operand 7 states. [2020-10-12 13:05:22,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:22,802 INFO L93 Difference]: Finished difference Result 1216 states and 1740 transitions. [2020-10-12 13:05:22,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 13:05:22,806 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 165 [2020-10-12 13:05:22,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:22,813 INFO L225 Difference]: With dead ends: 1216 [2020-10-12 13:05:22,813 INFO L226 Difference]: Without dead ends: 773 [2020-10-12 13:05:22,815 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-12 13:05:22,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2020-10-12 13:05:22,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 751. [2020-10-12 13:05:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2020-10-12 13:05:22,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 977 transitions. [2020-10-12 13:05:22,865 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 977 transitions. Word has length 165 [2020-10-12 13:05:22,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:22,866 INFO L479 AbstractCegarLoop]: Abstraction has 751 states and 977 transitions. [2020-10-12 13:05:22,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 13:05:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 977 transitions. [2020-10-12 13:05:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-12 13:05:22,870 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:22,871 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:22,871 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 13:05:22,871 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:22,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:22,872 INFO L82 PathProgramCache]: Analyzing trace with hash 2028777654, now seen corresponding path program 1 times [2020-10-12 13:05:22,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:22,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1878889911] [2020-10-12 13:05:22,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:22,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:23,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:23,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:24,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:24,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-12 13:05:24,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 13:05:24,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1136 [2020-10-12 13:05:24,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:24,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:24,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 164 [2020-10-12 13:05:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-12 13:05:24,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:24,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:24,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:24,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:24,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:24,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:24,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 13:05:24,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:24,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:24,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:24,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:24,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:24,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:24,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:24,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:24,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 13:05:24,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:24,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 13:05:24,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:24,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:24,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:24,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:24,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:24,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-12 13:05:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:24,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:24,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:24,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 13:05:24,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-12 13:05:24,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:24,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:24,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:24,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-12 13:05:24,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-10-12 13:05:24,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1878889911] [2020-10-12 13:05:24,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 13:05:24,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-12 13:05:24,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662805797] [2020-10-12 13:05:24,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 13:05:24,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:24,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 13:05:24,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 13:05:24,412 INFO L87 Difference]: Start difference. First operand 751 states and 977 transitions. Second operand 5 states. [2020-10-12 13:05:25,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:25,656 INFO L93 Difference]: Finished difference Result 1800 states and 2391 transitions. [2020-10-12 13:05:25,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 13:05:25,658 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 195 [2020-10-12 13:05:25,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:25,667 INFO L225 Difference]: With dead ends: 1800 [2020-10-12 13:05:25,667 INFO L226 Difference]: Without dead ends: 1055 [2020-10-12 13:05:25,670 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 [2020-10-12 13:05:25,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2020-10-12 13:05:25,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 902. [2020-10-12 13:05:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 902 states. [2020-10-12 13:05:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1112 transitions. [2020-10-12 13:05:25,719 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1112 transitions. Word has length 195 [2020-10-12 13:05:25,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:25,721 INFO L479 AbstractCegarLoop]: Abstraction has 902 states and 1112 transitions. [2020-10-12 13:05:25,721 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 13:05:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1112 transitions. [2020-10-12 13:05:25,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-10-12 13:05:25,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:25,725 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:25,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 13:05:25,726 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:25,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:25,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1094340650, now seen corresponding path program 1 times [2020-10-12 13:05:25,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:25,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [243021835] [2020-10-12 13:05:25,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:25,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:25,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:26,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:26,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:26,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-12 13:05:26,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 13:05:26,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1020 [2020-10-12 13:05:26,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:26,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:26,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 180 [2020-10-12 13:05:26,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 13:05:26,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:26,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:26,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:26,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:26,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:26,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:26,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 13:05:26,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:26,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:26,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:26,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:26,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:26,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 13:05:26,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:26,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 13:05:26,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:26,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:26,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:26,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:26,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:26,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-12 13:05:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:26,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:27,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:27,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 13:05:27,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:27,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-12 13:05:27,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:27,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:27,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:27,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-12 13:05:27,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-10-12 13:05:27,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [243021835] [2020-10-12 13:05:27,215 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 13:05:27,215 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-12 13:05:27,215 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089651455] [2020-10-12 13:05:27,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 13:05:27,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:27,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 13:05:27,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 13:05:27,217 INFO L87 Difference]: Start difference. First operand 902 states and 1112 transitions. Second operand 5 states. [2020-10-12 13:05:28,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:28,116 INFO L93 Difference]: Finished difference Result 1821 states and 2257 transitions. [2020-10-12 13:05:28,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 13:05:28,121 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2020-10-12 13:05:28,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:28,129 INFO L225 Difference]: With dead ends: 1821 [2020-10-12 13:05:28,129 INFO L226 Difference]: Without dead ends: 908 [2020-10-12 13:05:28,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-12 13:05:28,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-10-12 13:05:28,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 900. [2020-10-12 13:05:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 900 states. [2020-10-12 13:05:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1107 transitions. [2020-10-12 13:05:28,171 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1107 transitions. Word has length 211 [2020-10-12 13:05:28,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:28,171 INFO L479 AbstractCegarLoop]: Abstraction has 900 states and 1107 transitions. [2020-10-12 13:05:28,172 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 13:05:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1107 transitions. [2020-10-12 13:05:28,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2020-10-12 13:05:28,178 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:28,179 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:28,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 13:05:28,179 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:28,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:28,180 INFO L82 PathProgramCache]: Analyzing trace with hash 467640930, now seen corresponding path program 1 times [2020-10-12 13:05:28,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:28,181 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1343451387] [2020-10-12 13:05:28,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:28,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:28,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:28,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:29,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:29,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:31,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:31,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-12 13:05:31,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 13:05:31,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3308 [2020-10-12 13:05:31,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:31,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 13:05:31,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-12 13:05:31,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 197 [2020-10-12 13:05:31,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:31,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:31,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:31,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:31,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:31,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:31,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 13:05:31,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:31,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:31,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:31,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:31,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:31,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:31,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:31,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:31,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 13:05:31,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:31,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 13:05:31,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:31,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:31,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:31,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 13:05:31,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:31,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-12 13:05:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:31,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:31,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:31,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:31,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-12 13:05:31,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 13:05:31,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-12 13:05:31,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 13:05:31,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-12 13:05:31,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:31,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-12 13:05:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:31,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:32,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:32,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-12 13:05:32,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:32,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-12 13:05:32,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:32,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:32,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 13:05:32,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-12 13:05:32,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 242 proven. 4 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-10-12 13:05:32,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1343451387] [2020-10-12 13:05:32,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 13:05:32,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-12 13:05:32,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746141722] [2020-10-12 13:05:32,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 13:05:32,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:32,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 13:05:32,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-12 13:05:32,292 INFO L87 Difference]: Start difference. First operand 900 states and 1107 transitions. Second operand 8 states. [2020-10-12 13:05:34,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:34,628 INFO L93 Difference]: Finished difference Result 1812 states and 2236 transitions. [2020-10-12 13:05:34,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 13:05:34,629 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 305 [2020-10-12 13:05:34,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:34,629 INFO L225 Difference]: With dead ends: 1812 [2020-10-12 13:05:34,630 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 13:05:34,634 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-10-12 13:05:34,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 13:05:34,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 13:05:34,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 13:05:34,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 13:05:34,635 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 305 [2020-10-12 13:05:34,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:34,635 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 13:05:34,635 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 13:05:34,636 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 13:05:34,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 13:05:34,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 13:05:34,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 13:05:35,190 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2020-10-12 13:05:35,338 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 24 [2020-10-12 13:05:35,470 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 24 [2020-10-12 13:05:35,474 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 13:05:35,475 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)|)) [2020-10-12 13:05:35,475 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 13:05:35,475 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-10-12 13:05:35,475 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,476 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,476 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,481 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,481 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,482 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,482 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-10-12 13:05:35,482 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-10-12 13:05:35,482 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-12 13:05:35,482 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-12 13:05:35,482 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-10-12 13:05:35,483 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,484 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,484 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,484 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,488 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,488 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-10-12 13:05:35,488 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-10-12 13:05:35,488 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-10-12 13:05:35,488 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-10-12 13:05:35,489 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,490 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-12 13:05:35,491 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-10-12 13:05:35,492 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-10-12 13:05:35,492 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-10-12 13:05:35,492 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-10-12 13:05:35,494 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,494 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-12 13:05:35,495 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-10-12 13:05:35,496 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-10-12 13:05:35,497 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,497 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,497 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-12 13:05:35,501 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,502 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-10-12 13:05:35,503 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-12 13:05:35,504 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-12 13:05:35,504 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-12 13:05:35,504 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-12 13:05:35,504 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-12 13:05:35,504 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-10-12 13:05:35,504 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-10-12 13:05:35,506 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-10-12 13:05:35,506 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-10-12 13:05:35,506 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,506 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-10-12 13:05:35,507 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-10-12 13:05:35,508 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-10-12 13:05:35,509 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,509 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,509 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-10-12 13:05:35,510 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-10-12 13:05:35,511 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-10-12 13:05:35,513 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or .cse0 (not (<= 2 |old(~a10~0)|)) (not (<= |old(~a19~0)| 9))) (or .cse0 (not (= |old(~a10~0)| 1))) (or (= 7 |old(~a19~0)|) .cse0 (not (= 0 |old(~a10~0)|))))) [2020-10-12 13:05:35,513 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-10-12 13:05:35,513 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,514 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-12 13:05:35,515 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,516 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-10-12 13:05:35,517 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-10-12 13:05:35,518 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:05:35,519 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-12 13:05:35,520 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-12 13:05:35,521 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-12 13:05:35,521 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-10-12 13:05:35,521 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-10-12 13:05:35,521 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-10-12 13:05:35,521 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 13:05:35,521 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 9 ~a19~0) (= ~a10~0 0) (<= ~a19~0 9)) [2020-10-12 13:05:35,522 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 13:05:35,522 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 13:05:35,522 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (<= 9 ~a19~0) (<= ~a19~0 9) (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|)) (not (<= 9 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|))) [2020-10-12 13:05:35,522 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-10-12 13:05:35,523 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (and (<= ~a19~0 9) (<= 2 ~a10~0)) (= ~a10~0 1) (not (<= 9 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|)) (and (= ~a10~0 0) (not (= 7 ~a19~0)))) [2020-10-12 13:05:35,523 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-10-12 13:05:35,523 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-12 13:05:35,523 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (and (<= ~a19~0 9) (<= 2 ~a10~0)) (= ~a10~0 1) (not (<= 9 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|)) (and (= ~a10~0 0) (not (= 7 ~a19~0)))) [2020-10-12 13:05:35,524 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-10-12 13:05:35,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 01:05:35 BoogieIcfgContainer [2020-10-12 13:05:35,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 13:05:35,557 INFO L168 Benchmark]: Toolchain (without parser) took 25488.67 ms. Allocated memory was 140.5 MB in the beginning and 627.6 MB in the end (delta: 487.1 MB). Free memory was 98.8 MB in the beginning and 429.7 MB in the end (delta: -330.9 MB). Peak memory consumption was 156.2 MB. Max. memory is 7.1 GB. [2020-10-12 13:05:35,559 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.5 MB. Free memory was 119.1 MB in the beginning and 118.7 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-12 13:05:35,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.13 ms. Allocated memory was 140.5 MB in the beginning and 202.4 MB in the end (delta: 61.9 MB). Free memory was 98.4 MB in the beginning and 168.8 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. [2020-10-12 13:05:35,567 INFO L168 Benchmark]: Boogie Preprocessor took 134.48 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 163.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-10-12 13:05:35,568 INFO L168 Benchmark]: RCFGBuilder took 1364.73 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 163.5 MB in the beginning and 179.2 MB in the end (delta: -15.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. [2020-10-12 13:05:35,569 INFO L168 Benchmark]: TraceAbstraction took 23236.66 ms. Allocated memory was 231.7 MB in the beginning and 627.6 MB in the end (delta: 395.8 MB). Free memory was 179.2 MB in the beginning and 429.7 MB in the end (delta: -250.5 MB). Peak memory consumption was 145.3 MB. Max. memory is 7.1 GB. [2020-10-12 13:05:35,582 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 140.5 MB. Free memory was 119.1 MB in the beginning and 118.7 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 746.13 ms. Allocated memory was 140.5 MB in the beginning and 202.4 MB in the end (delta: 61.9 MB). Free memory was 98.4 MB in the beginning and 168.8 MB in the end (delta: -70.4 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.48 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 163.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1364.73 ms. Allocated memory was 202.4 MB in the beginning and 231.7 MB in the end (delta: 29.4 MB). Free memory was 163.5 MB in the beginning and 179.2 MB in the end (delta: -15.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23236.66 ms. Allocated memory was 231.7 MB in the beginning and 627.6 MB in the end (delta: 395.8 MB). Free memory was 179.2 MB in the beginning and 429.7 MB in the end (delta: -250.5 MB). Peak memory consumption was 145.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((a19 <= 9 && 2 <= a10) || a10 == 1) || !(9 <= \old(a19))) || !(\old(a19) <= 9)) || !(0 == \old(a10))) || (a10 == 0 && !(7 == a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.2s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 158 SDtfs, 2716 SDslu, 204 SDs, 0 SdLazy, 4994 SolverSat, 984 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 35 SyntacticMatches, 4 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=902occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 493 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 39 PreInvPairs, 57 NumberOfFragments, 183 HoareAnnotationTreeSize, 39 FomulaSimplifications, 8987 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3436 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 1044 NumberOfCodeBlocks, 1044 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1038 ConstructedInterpolants, 0 QuantifiedInterpolants, 591288 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 668/676 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...