/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_label37.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 13:05:40,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 13:05:40,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 13:05:40,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 13:05:40,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 13:05:40,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 13:05:40,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 13:05:40,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 13:05:40,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 13:05:40,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 13:05:40,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 13:05:40,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 13:05:40,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 13:05:40,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 13:05:40,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 13:05:40,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 13:05:40,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 13:05:40,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 13:05:40,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 13:05:40,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 13:05:40,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 13:05:40,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 13:05:40,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 13:05:40,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 13:05:40,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 13:05:40,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 13:05:40,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 13:05:40,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 13:05:40,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 13:05:40,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 13:05:40,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 13:05:40,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 13:05:40,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 13:05:40,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 13:05:40,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 13:05:40,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 13:05:40,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 13:05:40,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 13:05:40,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 13:05:40,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 13:05:40,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 13:05:40,697 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 13:05:40,732 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 13:05:40,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 13:05:40,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 13:05:40,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 13:05:40,734 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 13:05:40,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 13:05:40,735 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 13:05:40,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 13:05:40,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 13:05:40,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 13:05:40,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 13:05:40,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 13:05:40,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 13:05:40,737 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 13:05:40,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 13:05:40,737 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 13:05:40,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 13:05:40,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 13:05:40,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 13:05:40,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 13:05:40,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 13:05:40,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 13:05:40,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 13:05:40,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 13:05:40,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 13:05:40,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 13:05:40,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 13:05:40,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 13:05:40,740 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 13:05:40,740 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 13:05:41,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 13:05:41,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 13:05:41,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 13:05:41,094 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 13:05:41,094 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 13:05:41,095 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label37.c [2020-10-12 13:05:41,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c480e2c15/3163238249b74abc838abdcd70f428f9/FLAG61f2dfac0 [2020-10-12 13:05:41,642 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 13:05:41,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label37.c [2020-10-12 13:05:41,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c480e2c15/3163238249b74abc838abdcd70f428f9/FLAG61f2dfac0 [2020-10-12 13:05:41,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c480e2c15/3163238249b74abc838abdcd70f428f9 [2020-10-12 13:05:41,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 13:05:41,977 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 13:05:41,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 13:05:41,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 13:05:41,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 13:05:41,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:05:41" (1/1) ... [2020-10-12 13:05:41,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:41, skipping insertion in model container [2020-10-12 13:05:41,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:05:41" (1/1) ... [2020-10-12 13:05:41,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 13:05:42,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 13:05:42,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 13:05:42,597 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 13:05:42,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 13:05:42,702 INFO L208 MainTranslator]: Completed translation [2020-10-12 13:05:42,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42 WrapperNode [2020-10-12 13:05:42,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 13:05:42,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 13:05:42,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 13:05:42,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 13:05:42,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (1/1) ... [2020-10-12 13:05:42,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 13:05:42,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 13:05:42,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 13:05:42,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 13:05:42,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (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 13:05:42,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 13:05:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 13:05:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-12 13:05:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 13:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-12 13:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 13:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 13:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 13:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 13:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 13:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 13:05:44,166 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 13:05:44,166 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-12 13:05:44,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:05:44 BoogieIcfgContainer [2020-10-12 13:05:44,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 13:05:44,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 13:05:44,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 13:05:44,176 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 13:05:44,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 01:05:41" (1/3) ... [2020-10-12 13:05:44,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22fa22f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 01:05:44, skipping insertion in model container [2020-10-12 13:05:44,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:05:42" (2/3) ... [2020-10-12 13:05:44,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22fa22f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 01:05:44, skipping insertion in model container [2020-10-12 13:05:44,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:05:44" (3/3) ... [2020-10-12 13:05:44,180 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label37.c [2020-10-12 13:05:44,189 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 13:05:44,197 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 13:05:44,210 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 13:05:44,236 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 13:05:44,236 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 13:05:44,236 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 13:05:44,237 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 13:05:44,237 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 13:05:44,237 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 13:05:44,237 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 13:05:44,237 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 13:05:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-10-12 13:05:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-12 13:05:44,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:44,272 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 13:05:44,272 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:44,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:44,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1887592417, now seen corresponding path program 1 times [2020-10-12 13:05:44,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:44,289 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540078258] [2020-10-12 13:05:44,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:44,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:44,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:44,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 13:05:44,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:44,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 360 [2020-10-12 13:05:44,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:44,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 13:05:44,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 13:05:44,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-12 13:05:44,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 13:05:45,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:45,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:45,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:45,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:45,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:45,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 13:05:45,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 13:05:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:45,064 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 13:05:45,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1540078258] [2020-10-12 13:05:45,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 13:05:45,069 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-12 13:05:45,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868102745] [2020-10-12 13:05:45,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-12 13:05:45,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:45,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-12 13:05:45,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-12 13:05:45,096 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2020-10-12 13:05:46,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:46,574 INFO L93 Difference]: Finished difference Result 581 states and 1007 transitions. [2020-10-12 13:05:46,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-12 13:05:46,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-12 13:05:46,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:46,594 INFO L225 Difference]: With dead ends: 581 [2020-10-12 13:05:46,594 INFO L226 Difference]: Without dead ends: 302 [2020-10-12 13:05:46,602 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-12 13:05:46,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-12 13:05:46,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 296. [2020-10-12 13:05:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-10-12 13:05:46,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 423 transitions. [2020-10-12 13:05:46,672 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 423 transitions. Word has length 60 [2020-10-12 13:05:46,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:46,672 INFO L479 AbstractCegarLoop]: Abstraction has 296 states and 423 transitions. [2020-10-12 13:05:46,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-12 13:05:46,673 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 423 transitions. [2020-10-12 13:05:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-12 13:05:46,679 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:46,679 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 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 13:05:46,680 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 13:05:46,680 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:46,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:46,680 INFO L82 PathProgramCache]: Analyzing trace with hash 157772446, now seen corresponding path program 1 times [2020-10-12 13:05:46,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:46,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635695803] [2020-10-12 13:05:46,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:46,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:46,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:47,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:47,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:47,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-12 13:05:47,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 13:05:47,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 852 [2020-10-12 13:05:47,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:47,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 13:05:47,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 13:05:47,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 136 [2020-10-12 13:05:47,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:47,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:47,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:47,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:47,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:47,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:47,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 13:05:47,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:47,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 13:05:47,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:47,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:47,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:47,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:47,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:47,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-12 13:05:47,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 13:05:47,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 244 [2020-10-12 13:05:47,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:47,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:47,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 13:05:47,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-12 13:05:47,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 13:05:48,052 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1635695803] [2020-10-12 13:05:48,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 13:05:48,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-12 13:05:48,053 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433817633] [2020-10-12 13:05:48,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 13:05:48,055 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:48,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 13:05:48,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-12 13:05:48,056 INFO L87 Difference]: Start difference. First operand 296 states and 423 transitions. Second operand 7 states. [2020-10-12 13:05:49,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:49,751 INFO L93 Difference]: Finished difference Result 1192 states and 1775 transitions. [2020-10-12 13:05:49,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 13:05:49,752 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 132 [2020-10-12 13:05:49,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:49,761 INFO L225 Difference]: With dead ends: 1192 [2020-10-12 13:05:49,761 INFO L226 Difference]: Without dead ends: 902 [2020-10-12 13:05:49,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-12 13:05:49,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2020-10-12 13:05:49,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 886. [2020-10-12 13:05:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2020-10-12 13:05:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1187 transitions. [2020-10-12 13:05:49,828 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1187 transitions. Word has length 132 [2020-10-12 13:05:49,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:49,829 INFO L479 AbstractCegarLoop]: Abstraction has 886 states and 1187 transitions. [2020-10-12 13:05:49,829 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 13:05:49,829 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1187 transitions. [2020-10-12 13:05:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-10-12 13:05:49,838 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:49,838 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, 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] [2020-10-12 13:05:49,838 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 13:05:49,839 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:49,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:49,839 INFO L82 PathProgramCache]: Analyzing trace with hash -918278808, now seen corresponding path program 1 times [2020-10-12 13:05:49,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:49,840 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2085710633] [2020-10-12 13:05:49,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:49,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:50,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:50,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:52,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:53,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:54,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:54,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-12 13:05:54,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 13:05:54,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 13:05:54,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:54,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 13:05:54,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 13:05:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-12 13:05:54,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:55,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:55,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:55,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:55,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:55,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:55,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 13:05:55,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 13:05:55,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:55,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:55,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:55,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:55,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-12 13:05:55,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:55,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 210 [2020-10-12 13:05:55,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:55,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:55,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 13:05:55,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-12 13:05:55,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:55,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 13:05:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:55,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:55,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:55,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 13:05:55,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:55,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 13:05:55,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:55,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:55,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-12 13:05:55,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:55,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 106 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-12 13:05:55,517 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2085710633] [2020-10-12 13:05:55,517 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 13:05:55,517 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-12 13:05:55,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127209249] [2020-10-12 13:05:55,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 13:05:55,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:55,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 13:05:55,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-12 13:05:55,521 INFO L87 Difference]: Start difference. First operand 886 states and 1187 transitions. Second operand 7 states. [2020-10-12 13:05:56,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:05:56,684 INFO L93 Difference]: Finished difference Result 1939 states and 2584 transitions. [2020-10-12 13:05:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 13:05:56,685 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 237 [2020-10-12 13:05:56,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:05:56,692 INFO L225 Difference]: With dead ends: 1939 [2020-10-12 13:05:56,692 INFO L226 Difference]: Without dead ends: 1059 [2020-10-12 13:05:56,695 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-10-12 13:05:56,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-10-12 13:05:56,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 1049. [2020-10-12 13:05:56,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1049 states. [2020-10-12 13:05:56,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1372 transitions. [2020-10-12 13:05:56,740 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1372 transitions. Word has length 237 [2020-10-12 13:05:56,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:05:56,741 INFO L479 AbstractCegarLoop]: Abstraction has 1049 states and 1372 transitions. [2020-10-12 13:05:56,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 13:05:56,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1372 transitions. [2020-10-12 13:05:56,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-10-12 13:05:56,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 13:05:56,751 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:05:56,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 13:05:56,751 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 13:05:56,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 13:05:56,752 INFO L82 PathProgramCache]: Analyzing trace with hash 487666915, now seen corresponding path program 1 times [2020-10-12 13:05:56,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 13:05:56,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249097250] [2020-10-12 13:05:56,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 13:05:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:56,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:56,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:57,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:57,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:58,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:58,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-10-12 13:05:58,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 13:05:58,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1836 [2020-10-12 13:05:58,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 13:05:58,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 216 [2020-10-12 13:05:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-12 13:05:58,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 13:05:58,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 13:05:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:58,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:58,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:58,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 13:05:58,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:58,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 13:05:58,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:58,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:58,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:58,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:58,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:58,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-12 13:05:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:58,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:58,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:58,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-12 13:05:58,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:58,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 13:05:58,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:58,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 13:05:58,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:58,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 13:05:58,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:58,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-12 13:05:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 13:05:58,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 13:05:58,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 13:05:58,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-12 13:05:58,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 13:05:58,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-12 13:05:58,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 13:05:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 13:05:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 13:05:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-12 13:05:58,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 13:05:59,052 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 107 proven. 2 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-10-12 13:05:59,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [249097250] [2020-10-12 13:05:59,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 13:05:59,056 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-12 13:05:59,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775250709] [2020-10-12 13:05:59,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 13:05:59,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 13:05:59,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 13:05:59,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 13:05:59,058 INFO L87 Difference]: Start difference. First operand 1049 states and 1372 transitions. Second operand 6 states. [2020-10-12 13:06:00,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 13:06:00,649 INFO L93 Difference]: Finished difference Result 2531 states and 3470 transitions. [2020-10-12 13:06:00,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-12 13:06:00,653 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 264 [2020-10-12 13:06:00,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 13:06:00,654 INFO L225 Difference]: With dead ends: 2531 [2020-10-12 13:06:00,654 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 13:06:00,661 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-12 13:06:00,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 13:06:00,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 13:06:00,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 13:06:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 13:06:00,662 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 264 [2020-10-12 13:06:00,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 13:06:00,662 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 13:06:00,662 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 13:06:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 13:06:00,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 13:06:00,663 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 13:06:00,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 13:06:00,988 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 13:06:00,988 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 13:06:00,988 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,989 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-12 13:06:00,990 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,991 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-12 13:06:00,992 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-12 13:06:00,993 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-12 13:06:00,993 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-12 13:06:00,993 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-12 13:06:00,993 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-10-12 13:06:00,993 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-10-12 13:06:00,993 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,994 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-12 13:06:00,995 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,996 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-12 13:06:00,997 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-10-12 13:06:00,998 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-12 13:06:00,999 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-10-12 13:06:01,000 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-10-12 13:06:01,001 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-12 13:06:01,002 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,003 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-12 13:06:01,004 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-10-12 13:06:01,005 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-10-12 13:06:01,006 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-10-12 13:06:01,007 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-10-12 13:06:01,008 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 (= 7 |old(~a19~0)|) .cse0) (or .cse0 (= 4 |old(~a10~0)|)))) [2020-10-12 13:06:01,008 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-10-12 13:06:01,008 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-10-12 13:06:01,008 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-10-12 13:06:01,008 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,008 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,008 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-12 13:06:01,009 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-10-12 13:06:01,010 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-10-12 13:06:01,011 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-10-12 13:06:01,012 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-10-12 13:06:01,013 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-10-12 13:06:01,014 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-10-12 13:06:01,015 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-10-12 13:06:01,015 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 13:06:01,015 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 23 ~a1~0) (= ~a19~0 9) (<= ~a1~0 23)) [2020-10-12 13:06:01,015 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 13:06:01,015 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 13:06:01,015 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (and (<= 23 ~a1~0) (<= ~a1~0 23) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23))) [2020-10-12 13:06:01,015 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-10-12 13:06:01,016 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (not (= ~a10~0 4)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 7 ~a19~0))) [2020-10-12 13:06:01,016 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-10-12 13:06:01,016 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-12 13:06:01,016 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (not (= ~a10~0 4)) (not (= 9 |old(~a19~0)|)) (not (<= |old(~a1~0)| 23)) (not (= 7 ~a19~0))) [2020-10-12 13:06:01,016 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-10-12 13:06:01,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 01:06:01 BoogieIcfgContainer [2020-10-12 13:06:01,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 13:06:01,039 INFO L168 Benchmark]: Toolchain (without parser) took 19061.40 ms. Allocated memory was 146.3 MB in the beginning and 526.4 MB in the end (delta: 380.1 MB). Free memory was 100.9 MB in the beginning and 187.3 MB in the end (delta: -86.4 MB). Peak memory consumption was 293.7 MB. Max. memory is 7.1 GB. [2020-10-12 13:06:01,040 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 13:06:01,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.09 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 169.9 MB in the end (delta: -69.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2020-10-12 13:06:01,042 INFO L168 Benchmark]: Boogie Preprocessor took 101.80 ms. Allocated memory is still 203.9 MB. Free memory was 169.9 MB in the beginning and 164.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-10-12 13:06:01,043 INFO L168 Benchmark]: RCFGBuilder took 1366.66 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 164.8 MB in the beginning and 181.1 MB in the end (delta: -16.3 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2020-10-12 13:06:01,044 INFO L168 Benchmark]: TraceAbstraction took 16863.38 ms. Allocated memory was 237.5 MB in the beginning and 526.4 MB in the end (delta: 288.9 MB). Free memory was 179.6 MB in the beginning and 187.3 MB in the end (delta: -7.7 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. [2020-10-12 13:06:01,048 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.09 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 169.9 MB in the end (delta: -69.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.80 ms. Allocated memory is still 203.9 MB. Free memory was 169.9 MB in the beginning and 164.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1366.66 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 164.8 MB in the beginning and 181.1 MB in the end (delta: -16.3 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16863.38 ms. Allocated memory was 237.5 MB in the beginning and 526.4 MB in the end (delta: 288.9 MB). Free memory was 179.6 MB in the beginning and 187.3 MB in the end (delta: -7.7 MB). Peak memory consumption was 281.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((!(23 <= \old(a1)) || !(\old(a10) <= 0)) || !(a10 == 4)) || !(9 == \old(a19))) || !(\old(a1) <= 23)) || !(7 == a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.4s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 98 SDtfs, 2093 SDslu, 98 SDs, 0 SdLazy, 3217 SolverSat, 675 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1049occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 32 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 32 PreInvPairs, 54 NumberOfFragments, 154 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1008 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 545 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 693 NumberOfCodeBlocks, 693 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 689 ConstructedInterpolants, 0 QuantifiedInterpolants, 319435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 297/431 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...