/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=NARROWEST --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/Problem11_label08.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 08:05:27,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 08:05:27,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 08:05:27,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 08:05:27,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 08:05:27,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 08:05:27,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 08:05:27,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 08:05:27,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 08:05:27,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 08:05:27,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 08:05:27,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 08:05:27,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 08:05:27,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 08:05:27,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 08:05:27,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 08:05:27,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 08:05:27,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 08:05:27,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 08:05:27,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 08:05:27,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 08:05:27,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 08:05:27,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 08:05:27,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 08:05:27,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 08:05:27,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 08:05:27,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 08:05:27,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 08:05:27,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 08:05:27,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 08:05:27,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 08:05:27,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 08:05:27,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 08:05:27,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 08:05:27,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 08:05:27,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 08:05:27,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 08:05:27,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 08:05:27,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 08:05:27,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 08:05:27,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 08:05:27,907 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 [2020-10-13 08:05:27,929 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 08:05:27,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 08:05:27,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 08:05:27,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 08:05:27,931 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 08:05:27,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 08:05:27,934 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 08:05:27,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 08:05:27,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 08:05:27,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 08:05:27,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 08:05:27,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 08:05:27,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 08:05:27,935 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 08:05:27,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 08:05:27,936 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 08:05:27,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 08:05:27,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 08:05:27,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 08:05:27,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 08:05:27,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 08:05:27,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 08:05:27,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 08:05:27,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 08:05:27,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 08:05:27,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 08:05:27,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 08:05:27,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 08:05:27,943 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 08:05:27,943 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 08:05:28,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 08:05:28,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 08:05:28,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 08:05:28,282 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 08:05:28,284 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 08:05:28,285 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label08.c [2020-10-13 08:05:28,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f139260e/96d88f9fd94d4944bd1ac12d35365841/FLAG95bb09013 [2020-10-13 08:05:29,024 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 08:05:29,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem11_label08.c [2020-10-13 08:05:29,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f139260e/96d88f9fd94d4944bd1ac12d35365841/FLAG95bb09013 [2020-10-13 08:05:29,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6f139260e/96d88f9fd94d4944bd1ac12d35365841 [2020-10-13 08:05:29,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 08:05:29,203 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 08:05:29,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 08:05:29,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 08:05:29,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 08:05:29,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:29" (1/1) ... [2020-10-13 08:05:29,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b03ff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:29, skipping insertion in model container [2020-10-13 08:05:29,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:05:29" (1/1) ... [2020-10-13 08:05:29,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 08:05:29,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 08:05:29,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 08:05:29,943 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 08:05:30,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 08:05:30,204 INFO L208 MainTranslator]: Completed translation [2020-10-13 08:05:30,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30 WrapperNode [2020-10-13 08:05:30,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 08:05:30,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 08:05:30,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 08:05:30,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 08:05:30,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (1/1) ... [2020-10-13 08:05:30,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 08:05:30,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 08:05:30,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 08:05:30,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 08:05:30,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (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 [2020-10-13 08:05:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 08:05:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 08:05:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 08:05:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 08:05:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 08:05:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 08:05:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 08:05:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 08:05:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 08:05:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 08:05:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 08:05:32,256 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 08:05:32,257 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 08:05:32,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:05:32 BoogieIcfgContainer [2020-10-13 08:05:32,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 08:05:32,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 08:05:32,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 08:05:32,270 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 08:05:32,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:05:29" (1/3) ... [2020-10-13 08:05:32,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41ecbd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:05:32, skipping insertion in model container [2020-10-13 08:05:32,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:05:30" (2/3) ... [2020-10-13 08:05:32,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41ecbd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:05:32, skipping insertion in model container [2020-10-13 08:05:32,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:05:32" (3/3) ... [2020-10-13 08:05:32,275 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label08.c [2020-10-13 08:05:32,291 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 08:05:32,301 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 08:05:32,319 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 08:05:32,354 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 08:05:32,355 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 08:05:32,355 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 08:05:32,355 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 08:05:32,355 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 08:05:32,356 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 08:05:32,356 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 08:05:32,356 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 08:05:32,387 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-10-13 08:05:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-13 08:05:32,397 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:32,398 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] [2020-10-13 08:05:32,399 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:32,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:32,407 INFO L82 PathProgramCache]: Analyzing trace with hash -2103178606, now seen corresponding path program 1 times [2020-10-13 08:05:32,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:32,418 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [993308150] [2020-10-13 08:05:32,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:32,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:33,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:33,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 08:05:33,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:33,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 408 [2020-10-13 08:05:33,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:33,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 08:05:33,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 08:05:33,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-13 08:05:33,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 08:05:33,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:33,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:33,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:33,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:33,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 08:05:33,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:33,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:33,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:33,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:05:33,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:05:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:05:33,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [993308150] [2020-10-13 08:05:33,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 08:05:33,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 08:05:33,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492474716] [2020-10-13 08:05:33,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 08:05:33,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:33,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 08:05:33,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 08:05:33,219 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2020-10-13 08:05:35,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:35,490 INFO L93 Difference]: Finished difference Result 788 states and 1382 transitions. [2020-10-13 08:05:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:05:35,492 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2020-10-13 08:05:35,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:35,510 INFO L225 Difference]: With dead ends: 788 [2020-10-13 08:05:35,510 INFO L226 Difference]: Without dead ends: 431 [2020-10-13 08:05:35,520 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 [2020-10-13 08:05:35,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2020-10-13 08:05:35,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 425. [2020-10-13 08:05:35,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-13 08:05:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 612 transitions. [2020-10-13 08:05:35,599 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 612 transitions. Word has length 21 [2020-10-13 08:05:35,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:35,599 INFO L479 AbstractCegarLoop]: Abstraction has 425 states and 612 transitions. [2020-10-13 08:05:35,599 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 08:05:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 612 transitions. [2020-10-13 08:05:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-13 08:05:35,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:35,607 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 08:05:35,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 08:05:35,608 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:35,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:35,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1026539826, now seen corresponding path program 1 times [2020-10-13 08:05:35,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:35,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1849583541] [2020-10-13 08:05:35,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:35,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:36,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:36,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:36,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-13 08:05:36,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:05:36,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 769 [2020-10-13 08:05:36,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:36,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:36,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-13 08:05:36,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 08:05:36,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:05:36,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:36,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:36,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:36,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:36,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:36,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 08:05:36,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:36,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:05:36,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:36,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:05:36,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 08:05:36,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:05:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:36,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:36,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:36,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 08:05:36,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:36,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 08:05:36,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:36,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:36,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:36,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 08:05:36,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:05:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:05:36,700 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1849583541] [2020-10-13 08:05:36,709 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:05:36,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:05:36,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505858926] [2020-10-13 08:05:36,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:05:36,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:36,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:05:36,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:05:36,713 INFO L87 Difference]: Start difference. First operand 425 states and 612 transitions. Second operand 5 states. [2020-10-13 08:05:39,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:39,019 INFO L93 Difference]: Finished difference Result 1241 states and 1804 transitions. [2020-10-13 08:05:39,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:05:39,023 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2020-10-13 08:05:39,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:39,031 INFO L225 Difference]: With dead ends: 1241 [2020-10-13 08:05:39,031 INFO L226 Difference]: Without dead ends: 822 [2020-10-13 08:05:39,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:05:39,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 822 states. [2020-10-13 08:05:39,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 822 to 818. [2020-10-13 08:05:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2020-10-13 08:05:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1092 transitions. [2020-10-13 08:05:39,086 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1092 transitions. Word has length 93 [2020-10-13 08:05:39,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:39,087 INFO L479 AbstractCegarLoop]: Abstraction has 818 states and 1092 transitions. [2020-10-13 08:05:39,087 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:05:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1092 transitions. [2020-10-13 08:05:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-13 08:05:39,090 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:39,091 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:05:39,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 08:05:39,091 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:39,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:39,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1380752993, now seen corresponding path program 1 times [2020-10-13 08:05:39,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:39,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701366184] [2020-10-13 08:05:39,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:39,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:39,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:40,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:40,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-13 08:05:40,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:05:40,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1093 [2020-10-13 08:05:40,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-13 08:05:40,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 08:05:40,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:40,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:40,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:40,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:40,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:40,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:40,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:05:40,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:40,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:05:40,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:40,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:05:40,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:40,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:05:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:40,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:40,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:40,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-13 08:05:40,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:40,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 08:05:40,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:40,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-13 08:05:40,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:40,484 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:05:40,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701366184] [2020-10-13 08:05:40,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:05:40,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 08:05:40,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558414975] [2020-10-13 08:05:40,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 08:05:40,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:40,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 08:05:40,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:05:40,487 INFO L87 Difference]: Start difference. First operand 818 states and 1092 transitions. Second operand 6 states. [2020-10-13 08:05:43,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:43,681 INFO L93 Difference]: Finished difference Result 2994 states and 4134 transitions. [2020-10-13 08:05:43,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 08:05:43,682 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2020-10-13 08:05:43,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:43,696 INFO L225 Difference]: With dead ends: 2994 [2020-10-13 08:05:43,696 INFO L226 Difference]: Without dead ends: 2182 [2020-10-13 08:05:43,699 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-13 08:05:43,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2182 states. [2020-10-13 08:05:43,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2182 to 2157. [2020-10-13 08:05:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2157 states. [2020-10-13 08:05:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 2821 transitions. [2020-10-13 08:05:43,771 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 2821 transitions. Word has length 94 [2020-10-13 08:05:43,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:43,772 INFO L479 AbstractCegarLoop]: Abstraction has 2157 states and 2821 transitions. [2020-10-13 08:05:43,772 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 08:05:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2821 transitions. [2020-10-13 08:05:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-10-13 08:05:43,776 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:43,776 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 08:05:43,776 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 08:05:43,776 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:43,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:43,777 INFO L82 PathProgramCache]: Analyzing trace with hash -2115435326, now seen corresponding path program 1 times [2020-10-13 08:05:43,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:43,777 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [93684140] [2020-10-13 08:05:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:43,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:43,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:44,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:44,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 08:05:44,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:05:44,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 644 [2020-10-13 08:05:44,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:44,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 08:05:44,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 08:05:44,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-13 08:05:44,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:44,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:44,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:44,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:44,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:44,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:44,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 08:05:44,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:44,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:44,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:44,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:05:44,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:44,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:05:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:44,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:44,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:44,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-13 08:05:44,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:44,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-13 08:05:44,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:44,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:44,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:05:44,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-13 08:05:44,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:44,823 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:05:44,825 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [93684140] [2020-10-13 08:05:44,825 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 08:05:44,825 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 08:05:44,825 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707714829] [2020-10-13 08:05:44,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:05:44,827 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:44,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:05:44,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:05:44,829 INFO L87 Difference]: Start difference. First operand 2157 states and 2821 transitions. Second operand 7 states. [2020-10-13 08:05:47,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:47,180 INFO L93 Difference]: Finished difference Result 4733 states and 6263 transitions. [2020-10-13 08:05:47,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 08:05:47,181 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 101 [2020-10-13 08:05:47,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:47,197 INFO L225 Difference]: With dead ends: 4733 [2020-10-13 08:05:47,197 INFO L226 Difference]: Without dead ends: 2582 [2020-10-13 08:05:47,203 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-13 08:05:47,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2582 states. [2020-10-13 08:05:47,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2582 to 2579. [2020-10-13 08:05:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2579 states. [2020-10-13 08:05:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 3362 transitions. [2020-10-13 08:05:47,311 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 3362 transitions. Word has length 101 [2020-10-13 08:05:47,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:47,312 INFO L479 AbstractCegarLoop]: Abstraction has 2579 states and 3362 transitions. [2020-10-13 08:05:47,312 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:05:47,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3362 transitions. [2020-10-13 08:05:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-13 08:05:47,364 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:47,365 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:05:47,366 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 08:05:47,366 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:47,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:47,367 INFO L82 PathProgramCache]: Analyzing trace with hash 724425221, now seen corresponding path program 1 times [2020-10-13 08:05:47,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:47,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [116950318] [2020-10-13 08:05:47,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:47,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:47,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:47,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-10-13 08:05:47,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:47,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-13 08:05:47,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:47,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 08:05:47,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 08:05:47,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-10-13 08:05:47,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:47,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:47,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:47,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:47,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:47,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:47,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 08:05:47,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:47,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:05:47,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:47,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:05:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:47,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:48,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:48,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 08:05:48,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:48,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 185 [2020-10-13 08:05:48,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:48,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:48,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:05:48,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 08:05:48,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 08:05:48,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [116950318] [2020-10-13 08:05:48,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 08:05:48,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 08:05:48,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436775420] [2020-10-13 08:05:48,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:05:48,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:48,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:05:48,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:05:48,195 INFO L87 Difference]: Start difference. First operand 2579 states and 3362 transitions. Second operand 7 states. [2020-10-13 08:05:50,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:50,866 INFO L93 Difference]: Finished difference Result 4224 states and 5844 transitions. [2020-10-13 08:05:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 08:05:50,867 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 131 [2020-10-13 08:05:50,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:50,881 INFO L225 Difference]: With dead ends: 4224 [2020-10-13 08:05:50,881 INFO L226 Difference]: Without dead ends: 3003 [2020-10-13 08:05:50,886 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 08:05:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3003 states. [2020-10-13 08:05:50,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3003 to 2977. [2020-10-13 08:05:50,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2977 states. [2020-10-13 08:05:50,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2977 states and 3774 transitions. [2020-10-13 08:05:50,965 INFO L78 Accepts]: Start accepts. Automaton has 2977 states and 3774 transitions. Word has length 131 [2020-10-13 08:05:50,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:50,965 INFO L479 AbstractCegarLoop]: Abstraction has 2977 states and 3774 transitions. [2020-10-13 08:05:50,965 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:05:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 3774 transitions. [2020-10-13 08:05:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-13 08:05:50,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:50,970 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:05:50,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 08:05:50,970 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:50,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:50,971 INFO L82 PathProgramCache]: Analyzing trace with hash -2145898936, now seen corresponding path program 1 times [2020-10-13 08:05:50,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:50,971 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1293211974] [2020-10-13 08:05:50,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:51,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:51,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:51,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-13 08:05:51,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:51,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 506 [2020-10-13 08:05:51,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:51,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:51,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-13 08:05:51,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-13 08:05:51,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:51,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:51,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:51,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:51,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:51,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:51,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 08:05:51,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:05:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:05:51,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:51,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:05:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:51,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:51,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:51,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-13 08:05:51,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:51,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-13 08:05:51,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:51,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:51,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:51,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 08:05:51,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:51,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 08:05:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:51,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:52,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:52,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-13 08:05:52,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:52,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-13 08:05:52,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:52,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:52,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:05:52,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-13 08:05:52,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 105 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 08:05:52,138 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1293211974] [2020-10-13 08:05:52,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:05:52,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 08:05:52,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445209674] [2020-10-13 08:05:52,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:05:52,140 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:52,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:05:52,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:05:52,140 INFO L87 Difference]: Start difference. First operand 2977 states and 3774 transitions. Second operand 7 states. [2020-10-13 08:05:54,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:54,763 INFO L93 Difference]: Finished difference Result 6391 states and 8365 transitions. [2020-10-13 08:05:54,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 08:05:54,764 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 217 [2020-10-13 08:05:54,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:54,780 INFO L225 Difference]: With dead ends: 6391 [2020-10-13 08:05:54,780 INFO L226 Difference]: Without dead ends: 3798 [2020-10-13 08:05:54,787 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 08:05:54,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3798 states. [2020-10-13 08:05:54,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3798 to 3781. [2020-10-13 08:05:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3781 states. [2020-10-13 08:05:54,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3781 states and 4776 transitions. [2020-10-13 08:05:54,898 INFO L78 Accepts]: Start accepts. Automaton has 3781 states and 4776 transitions. Word has length 217 [2020-10-13 08:05:54,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:54,898 INFO L479 AbstractCegarLoop]: Abstraction has 3781 states and 4776 transitions. [2020-10-13 08:05:54,898 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:05:54,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3781 states and 4776 transitions. [2020-10-13 08:05:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-10-13 08:05:54,902 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:54,903 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:05:54,903 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 08:05:54,903 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:54,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:54,904 INFO L82 PathProgramCache]: Analyzing trace with hash -608718906, now seen corresponding path program 1 times [2020-10-13 08:05:54,904 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:54,904 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [263231546] [2020-10-13 08:05:54,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:55,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:55,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:56,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:56,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-13 08:05:56,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:05:56,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1525 [2020-10-13 08:05:56,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:05:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 213 [2020-10-13 08:05:56,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 08:05:56,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:56,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:05:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:56,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:56,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:56,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:05:56,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:56,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:05:56,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:56,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:05:56,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:56,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:05:56,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:05:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:56,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:56,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:56,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 08:05:56,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:56,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 08:05:56,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:05:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:56,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:05:56,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:05:56,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 08:05:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:56,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:56,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:05:56,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-13 08:05:56,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:05:56,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 08:05:56,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:05:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:05:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:05:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 08:05:56,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:05:56,930 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-10-13 08:05:56,931 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [263231546] [2020-10-13 08:05:56,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:05:56,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:05:56,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422264232] [2020-10-13 08:05:56,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:05:56,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:05:56,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:05:56,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:05:56,934 INFO L87 Difference]: Start difference. First operand 3781 states and 4776 transitions. Second operand 5 states. [2020-10-13 08:05:59,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:05:59,034 INFO L93 Difference]: Finished difference Result 7169 states and 9585 transitions. [2020-10-13 08:05:59,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:05:59,035 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 222 [2020-10-13 08:05:59,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:05:59,056 INFO L225 Difference]: With dead ends: 7169 [2020-10-13 08:05:59,056 INFO L226 Difference]: Without dead ends: 5138 [2020-10-13 08:05:59,064 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 [2020-10-13 08:05:59,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5138 states. [2020-10-13 08:05:59,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5138 to 5132. [2020-10-13 08:05:59,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5132 states. [2020-10-13 08:05:59,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 5132 states and 6508 transitions. [2020-10-13 08:05:59,177 INFO L78 Accepts]: Start accepts. Automaton has 5132 states and 6508 transitions. Word has length 222 [2020-10-13 08:05:59,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:05:59,177 INFO L479 AbstractCegarLoop]: Abstraction has 5132 states and 6508 transitions. [2020-10-13 08:05:59,177 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:05:59,178 INFO L276 IsEmpty]: Start isEmpty. Operand 5132 states and 6508 transitions. [2020-10-13 08:05:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-13 08:05:59,182 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:05:59,183 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:05:59,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 08:05:59,183 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:05:59,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:05:59,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1265341176, now seen corresponding path program 1 times [2020-10-13 08:05:59,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:05:59,184 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673485574] [2020-10-13 08:05:59,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:05:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:05:59,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:59,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:05:59,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:00,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:01,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:01,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-13 08:06:01,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 08:06:01,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2044 [2020-10-13 08:06:01,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:01,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:01,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-13 08:06:01,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:06:01,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:01,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:01,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:01,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:01,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 08:06:01,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:01,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:01,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:01,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:01,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:01,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:01,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 08:06:01,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:01,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-13 08:06:01,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:01,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-10-13 08:06:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 08:06:01,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:06:01,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 08:06:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:01,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:01,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:01,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-13 08:06:01,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:01,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-13 08:06:01,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-13 08:06:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:01,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-13 08:06:01,752 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673485574] [2020-10-13 08:06:01,752 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:01,752 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:06:01,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017121694] [2020-10-13 08:06:01,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:06:01,754 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:01,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:06:01,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:06:01,755 INFO L87 Difference]: Start difference. First operand 5132 states and 6508 transitions. Second operand 5 states. [2020-10-13 08:06:04,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:04,250 INFO L93 Difference]: Finished difference Result 11212 states and 14687 transitions. [2020-10-13 08:06:04,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:06:04,250 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 232 [2020-10-13 08:06:04,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:04,329 INFO L225 Difference]: With dead ends: 11212 [2020-10-13 08:06:04,329 INFO L226 Difference]: Without dead ends: 6464 [2020-10-13 08:06:04,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:06:04,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6464 states. [2020-10-13 08:06:04,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6464 to 6461. [2020-10-13 08:06:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6461 states. [2020-10-13 08:06:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6461 states to 6461 states and 8175 transitions. [2020-10-13 08:06:04,467 INFO L78 Accepts]: Start accepts. Automaton has 6461 states and 8175 transitions. Word has length 232 [2020-10-13 08:06:04,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:04,468 INFO L479 AbstractCegarLoop]: Abstraction has 6461 states and 8175 transitions. [2020-10-13 08:06:04,468 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:06:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 6461 states and 8175 transitions. [2020-10-13 08:06:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-10-13 08:06:04,474 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:04,474 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 08:06:04,474 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 08:06:04,475 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:04,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:04,475 INFO L82 PathProgramCache]: Analyzing trace with hash 77521817, now seen corresponding path program 1 times [2020-10-13 08:06:04,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:04,476 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [523546325] [2020-10-13 08:06:04,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:04,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:05,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:05,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-13 08:06:05,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:05,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 467 [2020-10-13 08:06:05,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:05,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:05,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-13 08:06:05,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-13 08:06:05,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:05,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:05,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:05,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:05,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:05,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:05,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:06:05,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:05,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:05,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:05,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:05,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:05,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:05,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:05,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:05,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 08:06:05,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:05,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 137 [2020-10-13 08:06:05,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:05,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-13 08:06:05,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:05,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 08:06:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:05,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:05,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:05,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 08:06:05,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:05,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 166 [2020-10-13 08:06:05,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:05,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:05,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:06:05,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-13 08:06:05,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:05,614 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 122 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 08:06:05,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [523546325] [2020-10-13 08:06:05,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:05,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 08:06:05,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703987002] [2020-10-13 08:06:05,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:06:05,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:05,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:06:05,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:06:05,616 INFO L87 Difference]: Start difference. First operand 6461 states and 8175 transitions. Second operand 7 states. [2020-10-13 08:06:08,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:08,201 INFO L93 Difference]: Finished difference Result 12615 states and 16089 transitions. [2020-10-13 08:06:08,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 08:06:08,201 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 249 [2020-10-13 08:06:08,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:08,233 INFO L225 Difference]: With dead ends: 12615 [2020-10-13 08:06:08,233 INFO L226 Difference]: Without dead ends: 6538 [2020-10-13 08:06:08,247 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 08:06:08,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6538 states. [2020-10-13 08:06:08,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6538 to 6519. [2020-10-13 08:06:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6519 states. [2020-10-13 08:06:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6519 states to 6519 states and 8210 transitions. [2020-10-13 08:06:08,397 INFO L78 Accepts]: Start accepts. Automaton has 6519 states and 8210 transitions. Word has length 249 [2020-10-13 08:06:08,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:08,398 INFO L479 AbstractCegarLoop]: Abstraction has 6519 states and 8210 transitions. [2020-10-13 08:06:08,398 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:06:08,398 INFO L276 IsEmpty]: Start isEmpty. Operand 6519 states and 8210 transitions. [2020-10-13 08:06:08,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-13 08:06:08,404 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:08,405 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:06:08,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 08:06:08,405 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:08,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:08,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1538567859, now seen corresponding path program 1 times [2020-10-13 08:06:08,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:08,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2084292910] [2020-10-13 08:06:08,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:08,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:08,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:09,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:10,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:10,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-13 08:06:10,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 08:06:10,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1613 [2020-10-13 08:06:10,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 250 [2020-10-13 08:06:10,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 08:06:10,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:10,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:10,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:10,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:10,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:10,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:10,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:06:10,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:10,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:10,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:10,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:10,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:06:10,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:10,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:10,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:10,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 08:06:10,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:10,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 08:06:10,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:10,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:10,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:10,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:10,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:10,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 08:06:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:10,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:10,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:10,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 08:06:10,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:10,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-13 08:06:10,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:10,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:10,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:10,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-13 08:06:10,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:10,508 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-10-13 08:06:10,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2084292910] [2020-10-13 08:06:10,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:10,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:06:10,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211199792] [2020-10-13 08:06:10,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:06:10,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:10,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:06:10,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:06:10,511 INFO L87 Difference]: Start difference. First operand 6519 states and 8210 transitions. Second operand 5 states. [2020-10-13 08:06:12,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:12,496 INFO L93 Difference]: Finished difference Result 11288 states and 14383 transitions. [2020-10-13 08:06:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:06:12,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 259 [2020-10-13 08:06:12,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:12,520 INFO L225 Difference]: With dead ends: 11288 [2020-10-13 08:06:12,520 INFO L226 Difference]: Without dead ends: 6521 [2020-10-13 08:06:12,532 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 08:06:12,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6521 states. [2020-10-13 08:06:12,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6521 to 6507. [2020-10-13 08:06:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6507 states. [2020-10-13 08:06:12,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6507 states to 6507 states and 7960 transitions. [2020-10-13 08:06:12,791 INFO L78 Accepts]: Start accepts. Automaton has 6507 states and 7960 transitions. Word has length 259 [2020-10-13 08:06:12,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:12,792 INFO L479 AbstractCegarLoop]: Abstraction has 6507 states and 7960 transitions. [2020-10-13 08:06:12,793 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:06:12,793 INFO L276 IsEmpty]: Start isEmpty. Operand 6507 states and 7960 transitions. [2020-10-13 08:06:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-10-13 08:06:12,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:12,801 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 08:06:12,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 08:06:12,802 INFO L427 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:12,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:12,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1159726461, now seen corresponding path program 1 times [2020-10-13 08:06:12,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:12,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [738595984] [2020-10-13 08:06:12,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:12,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:13,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:13,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 08:06:13,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:13,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 395 [2020-10-13 08:06:13,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:13,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:13,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-13 08:06:13,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-13 08:06:13,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:13,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:13,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:13,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:13,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:13,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:13,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:06:13,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:13,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:13,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:13,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:13,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:13,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:13,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:13,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:13,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-13 08:06:13,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:13,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-13 08:06:13,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:13,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-13 08:06:13,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:13,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-13 08:06:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:13,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:13,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:13,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 08:06:13,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:13,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 169 [2020-10-13 08:06:13,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:06:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 08:06:13,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 08:06:13,920 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [738595984] [2020-10-13 08:06:13,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:13,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 08:06:13,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801590250] [2020-10-13 08:06:13,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:06:13,921 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:13,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:06:13,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:06:13,922 INFO L87 Difference]: Start difference. First operand 6507 states and 7960 transitions. Second operand 7 states. [2020-10-13 08:06:16,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:16,498 INFO L93 Difference]: Finished difference Result 11708 states and 14398 transitions. [2020-10-13 08:06:16,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 08:06:16,504 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 262 [2020-10-13 08:06:16,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:16,527 INFO L225 Difference]: With dead ends: 11708 [2020-10-13 08:06:16,527 INFO L226 Difference]: Without dead ends: 6953 [2020-10-13 08:06:16,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 08:06:16,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6953 states. [2020-10-13 08:06:16,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6953 to 6925. [2020-10-13 08:06:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6925 states. [2020-10-13 08:06:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6925 states to 6925 states and 8458 transitions. [2020-10-13 08:06:16,689 INFO L78 Accepts]: Start accepts. Automaton has 6925 states and 8458 transitions. Word has length 262 [2020-10-13 08:06:16,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:16,690 INFO L479 AbstractCegarLoop]: Abstraction has 6925 states and 8458 transitions. [2020-10-13 08:06:16,691 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:06:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 6925 states and 8458 transitions. [2020-10-13 08:06:16,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-13 08:06:16,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:16,703 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 08:06:16,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 08:06:16,703 INFO L427 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:16,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:16,704 INFO L82 PathProgramCache]: Analyzing trace with hash -151459590, now seen corresponding path program 1 times [2020-10-13 08:06:16,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:16,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [478785235] [2020-10-13 08:06:16,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:16,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:17,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:17,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:17,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 279 [2020-10-13 08:06:17,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:06:17,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1177 [2020-10-13 08:06:17,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:17,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:17,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 258 [2020-10-13 08:06:17,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 08:06:17,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:06:18,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:18,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:18,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:18,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:18,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:18,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:06:18,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:18,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:18,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:18,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:18,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:18,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:18,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:18,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-13 08:06:18,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:18,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 08:06:18,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:18,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:18,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:18,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:18,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:06:18,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 08:06:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:18,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:18,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:18,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-13 08:06:18,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:18,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 08:06:18,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:18,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-13 08:06:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-10-13 08:06:18,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [478785235] [2020-10-13 08:06:18,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:18,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 08:06:18,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784017665] [2020-10-13 08:06:18,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 08:06:18,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:18,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 08:06:18,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 08:06:18,523 INFO L87 Difference]: Start difference. First operand 6925 states and 8458 transitions. Second operand 5 states. [2020-10-13 08:06:19,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:19,990 INFO L93 Difference]: Finished difference Result 12126 states and 14894 transitions. [2020-10-13 08:06:19,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 08:06:19,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 267 [2020-10-13 08:06:19,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:20,012 INFO L225 Difference]: With dead ends: 12126 [2020-10-13 08:06:20,012 INFO L226 Difference]: Without dead ends: 6939 [2020-10-13 08:06:20,024 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 [2020-10-13 08:06:20,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6939 states. [2020-10-13 08:06:20,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6939 to 6923. [2020-10-13 08:06:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6923 states. [2020-10-13 08:06:20,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6923 states to 6923 states and 8439 transitions. [2020-10-13 08:06:20,159 INFO L78 Accepts]: Start accepts. Automaton has 6923 states and 8439 transitions. Word has length 267 [2020-10-13 08:06:20,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:20,159 INFO L479 AbstractCegarLoop]: Abstraction has 6923 states and 8439 transitions. [2020-10-13 08:06:20,160 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 08:06:20,160 INFO L276 IsEmpty]: Start isEmpty. Operand 6923 states and 8439 transitions. [2020-10-13 08:06:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-10-13 08:06:20,171 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:20,171 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:06:20,171 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 08:06:20,171 INFO L427 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:20,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:20,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1682480862, now seen corresponding path program 1 times [2020-10-13 08:06:20,172 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:20,172 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [222224894] [2020-10-13 08:06:20,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:20,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:20,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:21,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:21,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 298 [2020-10-13 08:06:21,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:06:21,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 785 [2020-10-13 08:06:21,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:21,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:21,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 195 [2020-10-13 08:06:21,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-13 08:06:21,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:21,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:21,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:21,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:21,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:21,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:21,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 08:06:21,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:21,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:21,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:21,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:21,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:21,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:21,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:21,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:21,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-13 08:06:21,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:21,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-13 08:06:21,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:21,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:21,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:21,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-13 08:06:21,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:21,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-13 08:06:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:21,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:21,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:21,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-13 08:06:21,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:21,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-13 08:06:21,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:21,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:21,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:06:21,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-13 08:06:21,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:06:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 105 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 08:06:21,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [222224894] [2020-10-13 08:06:21,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:21,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 08:06:21,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374382554] [2020-10-13 08:06:21,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:06:21,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:21,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:06:21,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:06:21,637 INFO L87 Difference]: Start difference. First operand 6923 states and 8439 transitions. Second operand 7 states. [2020-10-13 08:06:24,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:24,902 INFO L93 Difference]: Finished difference Result 15208 states and 18788 transitions. [2020-10-13 08:06:24,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 08:06:24,904 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 286 [2020-10-13 08:06:24,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:24,929 INFO L225 Difference]: With dead ends: 15208 [2020-10-13 08:06:24,929 INFO L226 Difference]: Without dead ends: 8669 [2020-10-13 08:06:24,944 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 08:06:24,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8669 states. [2020-10-13 08:06:25,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8669 to 8647. [2020-10-13 08:06:25,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8647 states. [2020-10-13 08:06:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8647 states to 8647 states and 10502 transitions. [2020-10-13 08:06:25,118 INFO L78 Accepts]: Start accepts. Automaton has 8647 states and 10502 transitions. Word has length 286 [2020-10-13 08:06:25,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:25,119 INFO L479 AbstractCegarLoop]: Abstraction has 8647 states and 10502 transitions. [2020-10-13 08:06:25,119 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:06:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 8647 states and 10502 transitions. [2020-10-13 08:06:25,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-10-13 08:06:25,128 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:25,128 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 08:06:25,128 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 08:06:25,129 INFO L427 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:25,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:25,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1573486539, now seen corresponding path program 1 times [2020-10-13 08:06:25,129 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:25,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1682527424] [2020-10-13 08:06:25,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:25,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:25,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:25,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:30,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 304 [2020-10-13 08:06:30,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 08:06:30,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-13 08:06:30,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:30,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 08:06:30,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-10-13 08:06:30,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-13 08:06:30,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 08:06:30,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 08:06:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:30,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:30,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 08:06:30,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:30,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 08:06:30,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:30,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:30,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 08:06:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:30,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:30,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-13 08:06:30,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:30,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 08:06:30,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:30,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 08:06:30,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:30,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 08:06:30,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:30,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 08:06:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:30,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:30,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-13 08:06:30,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 08:06:30,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 08:06:30,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 08:06:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 08:06:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-13 08:06:30,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:30,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-13 08:06:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 08:06:30,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 08:06:30,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 08:06:30,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-13 08:06:30,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 08:06:31,054 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 194 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 08:06:31,054 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1682527424] [2020-10-13 08:06:31,054 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 08:06:31,054 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 08:06:31,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128565008] [2020-10-13 08:06:31,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 08:06:31,055 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 08:06:31,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 08:06:31,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 08:06:31,056 INFO L87 Difference]: Start difference. First operand 8647 states and 10502 transitions. Second operand 7 states. [2020-10-13 08:06:34,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 08:06:34,705 INFO L93 Difference]: Finished difference Result 15587 states and 18990 transitions. [2020-10-13 08:06:34,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 08:06:34,706 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 290 [2020-10-13 08:06:34,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 08:06:34,730 INFO L225 Difference]: With dead ends: 15587 [2020-10-13 08:06:34,730 INFO L226 Difference]: Without dead ends: 8492 [2020-10-13 08:06:34,747 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-13 08:06:34,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8492 states. [2020-10-13 08:06:34,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8492 to 8466. [2020-10-13 08:06:34,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8466 states. [2020-10-13 08:06:34,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8466 states to 8466 states and 10204 transitions. [2020-10-13 08:06:34,931 INFO L78 Accepts]: Start accepts. Automaton has 8466 states and 10204 transitions. Word has length 290 [2020-10-13 08:06:34,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 08:06:34,932 INFO L479 AbstractCegarLoop]: Abstraction has 8466 states and 10204 transitions. [2020-10-13 08:06:34,932 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 08:06:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 8466 states and 10204 transitions. [2020-10-13 08:06:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-10-13 08:06:34,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 08:06:34,946 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 08:06:34,947 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 08:06:34,947 INFO L427 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 08:06:34,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 08:06:34,947 INFO L82 PathProgramCache]: Analyzing trace with hash -845939440, now seen corresponding path program 1 times [2020-10-13 08:06:34,947 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 08:06:34,948 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1489394559] [2020-10-13 08:06:34,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 08:06:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-13 08:06:35,010 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-13 08:06:35,010 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-13 08:06:35,017 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-13 08:06:35,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:06:35 BoogieIcfgContainer [2020-10-13 08:06:35,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 08:06:35,090 INFO L168 Benchmark]: Toolchain (without parser) took 65887.04 ms. Allocated memory was 139.5 MB in the beginning and 1.1 GB in the end (delta: 935.9 MB). Free memory was 100.1 MB in the beginning and 125.6 MB in the end (delta: -25.5 MB). Peak memory consumption was 910.3 MB. Max. memory is 7.1 GB. [2020-10-13 08:06:35,091 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-10-13 08:06:35,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 998.84 ms. Allocated memory was 139.5 MB in the beginning and 207.6 MB in the end (delta: 68.2 MB). Free memory was 99.9 MB in the beginning and 161.5 MB in the end (delta: -61.6 MB). Peak memory consumption was 47.9 MB. Max. memory is 7.1 GB. [2020-10-13 08:06:35,098 INFO L168 Benchmark]: Boogie Preprocessor took 181.49 ms. Allocated memory is still 207.6 MB. Free memory was 161.5 MB in the beginning and 154.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2020-10-13 08:06:35,101 INFO L168 Benchmark]: RCFGBuilder took 1876.79 ms. Allocated memory was 207.6 MB in the beginning and 240.6 MB in the end (delta: 33.0 MB). Free memory was 154.2 MB in the beginning and 99.5 MB in the end (delta: 54.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. [2020-10-13 08:06:35,102 INFO L168 Benchmark]: TraceAbstraction took 62821.15 ms. Allocated memory was 240.6 MB in the beginning and 1.1 GB in the end (delta: 834.7 MB). Free memory was 99.5 MB in the beginning and 125.6 MB in the end (delta: -26.2 MB). Peak memory consumption was 808.5 MB. Max. memory is 7.1 GB. [2020-10-13 08:06:35,107 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 998.84 ms. Allocated memory was 139.5 MB in the beginning and 207.6 MB in the end (delta: 68.2 MB). Free memory was 99.9 MB in the beginning and 161.5 MB in the end (delta: -61.6 MB). Peak memory consumption was 47.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 181.49 ms. Allocated memory is still 207.6 MB. Free memory was 161.5 MB in the beginning and 154.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1876.79 ms. Allocated memory was 207.6 MB in the beginning and 240.6 MB in the end (delta: 33.0 MB). Free memory was 154.2 MB in the beginning and 99.5 MB in the end (delta: 54.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 62821.15 ms. Allocated memory was 240.6 MB in the beginning and 1.1 GB in the end (delta: 834.7 MB). Free memory was 99.5 MB in the beginning and 125.6 MB in the end (delta: -26.2 MB). Peak memory consumption was 808.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 51]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L7] int inputA = 1; [L8] int inputD = 4; [L9] int inputB = 2; [L10] int inputE = 5; [L11] int inputF = 6; [L12] int inputC = 3; [L15] int a29 = 130; [L16] int a4 = 1; [L17] int a23 = 312; [L18] int a8 = 15; [L19] int a25 = 10; [L20] int a3 = 1; [L1031] int output = -1; [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL, EXPR calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L53] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L56] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L59] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L62] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L65] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L68] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L71] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L74] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L77] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L80] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L83] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L86] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L89] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L92] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L95] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L98] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L101] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L104] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L107] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L110] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L113] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L116] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L119] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L122] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L125] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L128] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L131] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L134] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L137] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L140] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L143] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L146] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L149] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L152] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L155] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L158] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L161] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L164] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L167] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L170] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L173] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L176] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L179] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L182] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && 306 < a23 ) && (a8==15))) [L185] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L188] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L191] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L194] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L197] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L200] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L203] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L207] COND FALSE !((( ((140 < a29) && (245 >= a29)) && ((a25==12) && ( a23 <= -43 && ((a8==15) && ((input == 6) && (a3==1)))))) && !(a4==1))) [L214] COND FALSE !((!(a4==1) && (((a3==1) && ((((((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 4)) && a23 <= -43 )) && (a8==15)))) [L221] COND FALSE !(((a25==11) && (!(a4==1) && (((((input == 2) && (a3==1)) && a23 <= -43 ) && (a8==15)) && ((245 < a29) && (277 >= a29)) )))) [L227] COND FALSE !(((( a29 <= 140 && ((a3==1) && (((input == 5) && (a25==13)) && (a4==1)))) && (a8==15)) && 306 < a23 )) [L233] COND FALSE !((((a8==15) && (((((((a4==1) && 277 < a29 ) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 )) && (input == 6))) && (a3==1))) [L240] COND FALSE !(((((input == 4) && (( a23 <= -43 && ((a25==9) && (!(a4==1) && a29 <= 140 ))) || (((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && ((a25==13) && ( 277 < a29 && (a4==1))))))) && (a8==15)) && (a3==1))) [L247] COND FALSE !((((a3==1) && (!(a4==1) && (( a29 <= 140 && ((input == 1) && ((a25==12) || ((a25==10) || (a25==11))))) && ((-43 < a23) && (138 >= a23)) ))) && (a8==15))) [L254] COND FALSE !(((( ((245 < a29) && (277 >= a29)) && (( a23 <= -43 && (!(a4==1) && (input == 1))) && (a25==11))) && (a8==15)) && (a3==1))) [L260] COND FALSE !(((((a4==1) && (((input == 1) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))) && (a8==15))) && 306 < a23 ) && (a3==1))) [L265] COND FALSE !((( 277 < a29 && (((a8==15) && ( a23 <= -43 && ((input == 2) && (a3==1)))) && !(a4==1))) && (a25==13))) [L268] COND FALSE !(( a29 <= 140 && ((((a8==15) && ((a3==1) && ((input == 1) && ((a25==12) || (a25==13))))) && !(a4==1)) && a23 <= -43 ))) [L275] COND FALSE !((((a4==1) && ((a8==15) && (((a3==1) && (((a25==9) || (a25==10)) && (input == 5))) && ((140 < a29) && (245 >= a29)) ))) && 306 < a23 )) [L280] COND FALSE !(((a3==1) && (((((input == 5) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ( ((245 < a29) && (277 >= a29)) && (a25==9))))) && (a8==15)) && !(a4==1)) && a23 <= -43 ))) [L287] COND FALSE !(((a8==15) && ((((!(a4==1) && (((a25==12) || (a25==13)) && (input == 4))) && a23 <= -43 ) && a29 <= 140 ) && (a3==1)))) [L294] COND FALSE !(((a8==15) && (!(a4==1) && ( a23 <= -43 && ((a3==1) && ( 277 < a29 && (((a25==12) || ((a25==10) || (a25==11))) && (input == 6)))))))) [L299] COND FALSE !(( 306 < a23 && (((a8==15) && ((a3==1) && ((a4==1) && (((a25==11) || (a25==12)) && (input == 6))))) && ((140 < a29) && (245 >= a29)) ))) [L305] COND FALSE !(((((a8==15) && ( a29 <= 140 && ( a23 <= -43 && ((input == 2) && ((a25==10) || (a25==11)))))) && !(a4==1)) && (a3==1))) [L310] COND FALSE !(((a3==1) && ( ((245 < a29) && (277 >= a29)) && (((a4==1) && ((a8==15) && ((((a25==11) || (a25==12)) || (a25==13)) && (input == 5)))) && 306 < a23 )))) [L317] COND FALSE !(((((a8==15) && (((a4==1) && ((input == 2) && ((a25==13) || ((a25==11) || (a25==12))))) && ((245 < a29) && (277 >= a29)) )) && 306 < a23 ) && (a3==1))) [L322] COND FALSE !((( 306 < a23 && ((a8==15) && ((((input == 6) && ((a25==9) || (a25==10))) && ((140 < a29) && (245 >= a29)) ) && (a3==1)))) && (a4==1))) [L329] COND FALSE !(((((a8==15) && (((((a25==11) || (a25==12)) && (input == 4)) && 306 < a23 ) && (a3==1))) && (a4==1)) && ((140 < a29) && (245 >= a29)) )) [L334] COND FALSE !(( a23 <= -43 && ( ((140 < a29) && (245 >= a29)) && (((a8==15) && (((input == 4) && ((a25==11) || ((a25==9) || (a25==10)))) && !(a4==1))) && (a3==1))))) [L340] COND FALSE !((((((((((a25==12) && ((245 < a29) && (277 >= a29)) ) || ((a25==13) && ((245 < a29) && (277 >= a29)) )) || ( 277 < a29 && (a25==9))) && (input == 1)) && a23 <= -43 ) && (a8==15)) && !(a4==1)) && (a3==1))) [L346] COND FALSE !((!(a4==1) && ( a29 <= 140 && ((((((a25==12) || (a25==13)) && (input == 2)) && a23 <= -43 ) && (a3==1)) && (a8==15))))) [L353] COND FALSE !(((a8==15) && (( 306 < a23 && ((a3==1) && ((input == 4) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))))) && (a4==1)))) [L358] COND FALSE !(((((input == 3) && (( a23 <= -43 && ((!(a4==1) && a29 <= 140 ) && (a25==9))) || (( 306 < a23 && (( 277 < a29 && (a4==1)) && (a25==12))) || ((((a4==1) && 277 < a29 ) && (a25==13)) && 306 < a23 )))) && (a3==1)) && (a8==15))) [L365] COND FALSE !(( 306 < a23 && ((a4==1) && (((((((a25==11) || (a25==12)) || (a25==13)) && (input == 3)) && (a8==15)) && (a3==1)) && ((245 < a29) && (277 >= a29)) )))) [L370] COND FALSE !(( ((245 < a29) && (277 >= a29)) && (((((!(a4==1) && (input == 6)) && (a3==1)) && (a25==11)) && (a8==15)) && a23 <= -43 ))) [L377] COND FALSE !((( ((-43 < a23) && (138 >= a23)) && (((a8==15) && ((input == 2) && ((( a29 <= 140 && (a25==13)) || ( ((140 < a29) && (245 >= a29)) && (a25==9))) || ((a25==10) && ((140 < a29) && (245 >= a29)) )))) && (a3==1))) && !(a4==1))) [L384] COND FALSE !(( a29 <= 140 && ((a8==15) && ((((((a25==10) || (a25==11)) && (input == 3)) && a23 <= -43 ) && (a3==1)) && !(a4==1))))) [L391] COND FALSE !((((((a8==15) && (((input == 3) && (((a25==10) || (a25==11)) || (a25==12))) && (a3==1))) && a23 <= -43 ) && !(a4==1)) && 277 < a29 )) [L398] COND FALSE !(((!(a4==1) && ((a25==9) && ((a8==15) && ((a3==1) && ( ((-43 < a23) && (138 >= a23)) && (input == 1)))))) && a29 <= 140 )) [L411] COND FALSE !(((a8==15) && ((( 306 < a23 && (((((a25==11) || (a25==12)) || (a25==13)) && (input == 6)) && ((245 < a29) && (277 >= a29)) )) && (a4==1)) && (a3==1)))) [L417] COND FALSE !((((((!(a4==1) && ((a8==15) && (input == 2))) && (a3==1)) && ((140 < a29) && (245 >= a29)) ) && (a25==12)) && a23 <= -43 )) [L422] COND FALSE !(( a23 <= -43 && (( a29 <= 140 && ((a8==15) && (!(a4==1) && (((a25==12) || (a25==13)) && (input == 3))))) && (a3==1)))) [L429] COND FALSE !(((((((input == 6) && ((((a25==13) && a29 <= 140 ) || ( ((140 < a29) && (245 >= a29)) && (a25==9))) || ( ((140 < a29) && (245 >= a29)) && (a25==10)))) && (a8==15)) && (a3==1)) && !(a4==1)) && ((-43 < a23) && (138 >= a23)) )) [L436] COND FALSE !(((!(a4==1) && (((((a3==1) && (input == 4)) && (a25==11)) && ((245 < a29) && (277 >= a29)) ) && a23 <= -43 )) && (a8==15))) [L443] COND FALSE !(((a3==1) && ( ((140 < a29) && (245 >= a29)) && ( a23 <= -43 && ((a8==15) && (!(a4==1) && ((((a25==9) || (a25==10)) || (a25==11)) && (input == 3)))))))) [L450] COND FALSE !(((((!(a4==1) && (((((a25==10) || (a25==11)) || (a25==12)) && (input == 4)) && 277 < a29 )) && a23 <= -43 ) && (a8==15)) && (a3==1))) [L456] COND FALSE !(( ((140 < a29) && (245 >= a29)) && ((a8==15) && (((a25==12) && (!(a4==1) && ( a23 <= -43 && (input == 4)))) && (a3==1))))) [L463] COND FALSE !(((a3==1) && ((((((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || (((a25==9) && (!(a4==1) && a29 <= 140 )) && a23 <= -43 )) && (input == 2)) && (a8==15)))) [L470] COND FALSE !(((((input == 5) && (((((a25==12) && ((a4==1) && 277 < a29 )) && 306 < a23 ) || ((( 277 < a29 && (a4==1)) && (a25==13)) && 306 < a23 )) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 ))) && (a8==15)) && (a3==1))) [L477] COND FALSE !(((a25==12) && (((a3==1) && ((((input == 1) && a23 <= -43 ) && ((140 < a29) && (245 >= a29)) ) && !(a4==1))) && (a8==15)))) [L487] COND FALSE !((((a8==15) && (( ((-43 < a23) && (138 >= a23)) && ((input == 1) && (( ((140 < a29) && (245 >= a29)) && (a25==10)) || (((a25==13) && a29 <= 140 ) || ((a25==9) && ((140 < a29) && (245 >= a29)) ))))) && (a3==1))) && !(a4==1))) [L500] COND FALSE !(((a3==1) && ((a8==15) && (((((( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 3)) && !(a4==1)) && a23 <= -43 )))) [L507] COND FALSE !((( a29 <= 140 && ( ((-43 < a23) && (138 >= a23)) && ((a3==1) && ((a8==15) && (((a25==12) || ((a25==10) || (a25==11))) && (input == 2)))))) && !(a4==1))) [L514] COND FALSE !((((a4==1) && ( 306 < a23 && ((((input == 3) && ((a25==9) || (a25==10))) && ((140 < a29) && (245 >= a29)) ) && (a3==1)))) && (a8==15))) [L526] COND FALSE !(((a4==1) && ((((a3==1) && ( 306 < a23 && (((a25==12) || ((a25==10) || (a25==11))) && (input == 4)))) && a29 <= 140 ) && (a8==15)))) [L531] COND FALSE !((((( ((-43 < a23) && (138 >= a23)) && ((!(a4==1) && (input == 5)) && (a3==1))) && (a25==9)) && a29 <= 140 ) && (a8==15))) [L537] COND FALSE !(( 306 < a23 && (((a8==15) && ((((input == 1) && ((a25==11) || (a25==12))) && (a4==1)) && (a3==1))) && ((140 < a29) && (245 >= a29)) ))) [L542] COND FALSE !(((((a8==15) && ( a23 <= -43 && (((input == 1) && ((a25==10) || (a25==11))) && a29 <= 140 ))) && !(a4==1)) && (a3==1))) [L549] COND FALSE !(((( a23 <= -43 && (!(a4==1) && ((a3==1) && (((a25==11) || ((a25==9) || (a25==10))) && (input == 5))))) && (a8==15)) && ((140 < a29) && (245 >= a29)) )) [L555] COND FALSE !(((a3==1) && ( ((-43 < a23) && (138 >= a23)) && ((a8==15) && ((((((a25==10) || (a25==11)) || (a25==12)) && (input == 5)) && a29 <= 140 ) && !(a4==1)))))) [L561] COND FALSE !(( 306 < a23 && (((a3==1) && ( 277 < a29 && (((input == 4) && (((a25==9) || (a25==10)) || (a25==11))) && (a8==15)))) && (a4==1)))) [L566] COND FALSE !((!(a4==1) && ( a23 <= -43 && ((a8==15) && (((((a25==12) || ((a25==10) || (a25==11))) && (input == 1)) && (a3==1)) && 277 < a29 ))))) [L572] COND FALSE !(( 277 < a29 && (((a25==13) && ( a23 <= -43 && (!(a4==1) && ((input == 1) && (a3==1))))) && (a8==15)))) [L575] COND FALSE !(((( ((-43 < a23) && (138 >= a23)) && (((a25==9) && ((input == 4) && !(a4==1))) && a29 <= 140 )) && (a3==1)) && (a8==15))) [L581] COND FALSE !(((a8==15) && ((((a3==1) && (((((a25==10) || (a25==11)) || (a25==12)) && (input == 3)) && (a4==1))) && 306 < a23 ) && a29 <= 140 ))) [L586] COND FALSE !((( ((-43 < a23) && (138 >= a23)) && ((a3==1) && (!(a4==1) && ((input == 4) && (((a25==10) && ((140 < a29) && (245 >= a29)) ) || (((a25==13) && a29 <= 140 ) || ( ((140 < a29) && (245 >= a29)) && (a25==9)))))))) && (a8==15))) [L598] COND FALSE !(((((a8==15) && ((!(a4==1) && (((a25==11) || ((a25==9) || (a25==10))) && (input == 6))) && (a3==1))) && a23 <= -43 ) && ((140 < a29) && (245 >= a29)) )) [L603] COND TRUE ( a29 <= 140 && (((a4==1) && ((a8==15) && (((input == 6) && (((a25==10) || (a25==11)) || (a25==12))) && 306 < a23 ))) && (a3==1))) [L604] COND TRUE (a4==1) [L605] a29 = ((((a29 % 15)+ 262) - -1) + -3) [L606] a23 = ((((a23 - 600285) - 8) + 385102) + -384893) [L607] a4 = 0 [L608] a25 = 12 [L614] return 24; [L1042] RET, EXPR calculate_output(input) [L1042] output = calculate_output(input) [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL, EXPR calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L53] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L56] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L59] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L62] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L65] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L68] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L71] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L74] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L77] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L80] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L83] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L86] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L89] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L92] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L95] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L98] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L101] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L104] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L107] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L110] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L113] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L116] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L119] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L122] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L125] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L128] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L131] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L134] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L137] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L140] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L143] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L146] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L149] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L152] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L155] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L158] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L161] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L164] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L167] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L170] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L173] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L176] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L179] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L182] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && 306 < a23 ) && (a8==15))) [L185] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L188] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L191] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L194] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L197] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L200] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L203] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L207] COND FALSE !((( ((140 < a29) && (245 >= a29)) && ((a25==12) && ( a23 <= -43 && ((a8==15) && ((input == 6) && (a3==1)))))) && !(a4==1))) [L214] COND FALSE !((!(a4==1) && (((a3==1) && ((((((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 4)) && a23 <= -43 )) && (a8==15)))) [L221] COND FALSE !(((a25==11) && (!(a4==1) && (((((input == 2) && (a3==1)) && a23 <= -43 ) && (a8==15)) && ((245 < a29) && (277 >= a29)) )))) [L227] COND FALSE !(((( a29 <= 140 && ((a3==1) && (((input == 5) && (a25==13)) && (a4==1)))) && (a8==15)) && 306 < a23 )) [L233] COND FALSE !((((a8==15) && (((((((a4==1) && 277 < a29 ) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 )) && (input == 6))) && (a3==1))) [L240] COND FALSE !(((((input == 4) && (( a23 <= -43 && ((a25==9) && (!(a4==1) && a29 <= 140 ))) || (((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && ((a25==13) && ( 277 < a29 && (a4==1))))))) && (a8==15)) && (a3==1))) [L247] COND FALSE !((((a3==1) && (!(a4==1) && (( a29 <= 140 && ((input == 1) && ((a25==12) || ((a25==10) || (a25==11))))) && ((-43 < a23) && (138 >= a23)) ))) && (a8==15))) [L254] COND FALSE !(((( ((245 < a29) && (277 >= a29)) && (( a23 <= -43 && (!(a4==1) && (input == 1))) && (a25==11))) && (a8==15)) && (a3==1))) [L260] COND FALSE !(((((a4==1) && (((input == 1) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))) && (a8==15))) && 306 < a23 ) && (a3==1))) [L265] COND FALSE !((( 277 < a29 && (((a8==15) && ( a23 <= -43 && ((input == 2) && (a3==1)))) && !(a4==1))) && (a25==13))) [L268] COND FALSE !(( a29 <= 140 && ((((a8==15) && ((a3==1) && ((input == 1) && ((a25==12) || (a25==13))))) && !(a4==1)) && a23 <= -43 ))) [L275] COND FALSE !((((a4==1) && ((a8==15) && (((a3==1) && (((a25==9) || (a25==10)) && (input == 5))) && ((140 < a29) && (245 >= a29)) ))) && 306 < a23 )) [L280] COND FALSE !(((a3==1) && (((((input == 5) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ( ((245 < a29) && (277 >= a29)) && (a25==9))))) && (a8==15)) && !(a4==1)) && a23 <= -43 ))) [L287] COND FALSE !(((a8==15) && ((((!(a4==1) && (((a25==12) || (a25==13)) && (input == 4))) && a23 <= -43 ) && a29 <= 140 ) && (a3==1)))) [L294] COND FALSE !(((a8==15) && (!(a4==1) && ( a23 <= -43 && ((a3==1) && ( 277 < a29 && (((a25==12) || ((a25==10) || (a25==11))) && (input == 6)))))))) [L299] COND FALSE !(( 306 < a23 && (((a8==15) && ((a3==1) && ((a4==1) && (((a25==11) || (a25==12)) && (input == 6))))) && ((140 < a29) && (245 >= a29)) ))) [L305] COND FALSE !(((((a8==15) && ( a29 <= 140 && ( a23 <= -43 && ((input == 2) && ((a25==10) || (a25==11)))))) && !(a4==1)) && (a3==1))) [L310] COND FALSE !(((a3==1) && ( ((245 < a29) && (277 >= a29)) && (((a4==1) && ((a8==15) && ((((a25==11) || (a25==12)) || (a25==13)) && (input == 5)))) && 306 < a23 )))) [L317] COND FALSE !(((((a8==15) && (((a4==1) && ((input == 2) && ((a25==13) || ((a25==11) || (a25==12))))) && ((245 < a29) && (277 >= a29)) )) && 306 < a23 ) && (a3==1))) [L322] COND FALSE !((( 306 < a23 && ((a8==15) && ((((input == 6) && ((a25==9) || (a25==10))) && ((140 < a29) && (245 >= a29)) ) && (a3==1)))) && (a4==1))) [L329] COND FALSE !(((((a8==15) && (((((a25==11) || (a25==12)) && (input == 4)) && 306 < a23 ) && (a3==1))) && (a4==1)) && ((140 < a29) && (245 >= a29)) )) [L334] COND FALSE !(( a23 <= -43 && ( ((140 < a29) && (245 >= a29)) && (((a8==15) && (((input == 4) && ((a25==11) || ((a25==9) || (a25==10)))) && !(a4==1))) && (a3==1))))) [L340] COND FALSE !((((((((((a25==12) && ((245 < a29) && (277 >= a29)) ) || ((a25==13) && ((245 < a29) && (277 >= a29)) )) || ( 277 < a29 && (a25==9))) && (input == 1)) && a23 <= -43 ) && (a8==15)) && !(a4==1)) && (a3==1))) [L346] COND FALSE !((!(a4==1) && ( a29 <= 140 && ((((((a25==12) || (a25==13)) && (input == 2)) && a23 <= -43 ) && (a3==1)) && (a8==15))))) [L353] COND FALSE !(((a8==15) && (( 306 < a23 && ((a3==1) && ((input == 4) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))))) && (a4==1)))) [L358] COND FALSE !(((((input == 3) && (( a23 <= -43 && ((!(a4==1) && a29 <= 140 ) && (a25==9))) || (( 306 < a23 && (( 277 < a29 && (a4==1)) && (a25==12))) || ((((a4==1) && 277 < a29 ) && (a25==13)) && 306 < a23 )))) && (a3==1)) && (a8==15))) [L365] COND FALSE !(( 306 < a23 && ((a4==1) && (((((((a25==11) || (a25==12)) || (a25==13)) && (input == 3)) && (a8==15)) && (a3==1)) && ((245 < a29) && (277 >= a29)) )))) [L370] COND FALSE !(( ((245 < a29) && (277 >= a29)) && (((((!(a4==1) && (input == 6)) && (a3==1)) && (a25==11)) && (a8==15)) && a23 <= -43 ))) [L377] COND FALSE !((( ((-43 < a23) && (138 >= a23)) && (((a8==15) && ((input == 2) && ((( a29 <= 140 && (a25==13)) || ( ((140 < a29) && (245 >= a29)) && (a25==9))) || ((a25==10) && ((140 < a29) && (245 >= a29)) )))) && (a3==1))) && !(a4==1))) [L384] COND FALSE !(( a29 <= 140 && ((a8==15) && ((((((a25==10) || (a25==11)) && (input == 3)) && a23 <= -43 ) && (a3==1)) && !(a4==1))))) [L391] COND FALSE !((((((a8==15) && (((input == 3) && (((a25==10) || (a25==11)) || (a25==12))) && (a3==1))) && a23 <= -43 ) && !(a4==1)) && 277 < a29 )) [L398] COND FALSE !(((!(a4==1) && ((a25==9) && ((a8==15) && ((a3==1) && ( ((-43 < a23) && (138 >= a23)) && (input == 1)))))) && a29 <= 140 )) [L411] COND FALSE !(((a8==15) && ((( 306 < a23 && (((((a25==11) || (a25==12)) || (a25==13)) && (input == 6)) && ((245 < a29) && (277 >= a29)) )) && (a4==1)) && (a3==1)))) [L417] COND FALSE !((((((!(a4==1) && ((a8==15) && (input == 2))) && (a3==1)) && ((140 < a29) && (245 >= a29)) ) && (a25==12)) && a23 <= -43 )) [L422] COND FALSE !(( a23 <= -43 && (( a29 <= 140 && ((a8==15) && (!(a4==1) && (((a25==12) || (a25==13)) && (input == 3))))) && (a3==1)))) [L429] COND FALSE !(((((((input == 6) && ((((a25==13) && a29 <= 140 ) || ( ((140 < a29) && (245 >= a29)) && (a25==9))) || ( ((140 < a29) && (245 >= a29)) && (a25==10)))) && (a8==15)) && (a3==1)) && !(a4==1)) && ((-43 < a23) && (138 >= a23)) )) [L436] COND FALSE !(((!(a4==1) && (((((a3==1) && (input == 4)) && (a25==11)) && ((245 < a29) && (277 >= a29)) ) && a23 <= -43 )) && (a8==15))) [L443] COND FALSE !(((a3==1) && ( ((140 < a29) && (245 >= a29)) && ( a23 <= -43 && ((a8==15) && (!(a4==1) && ((((a25==9) || (a25==10)) || (a25==11)) && (input == 3)))))))) [L450] COND FALSE !(((((!(a4==1) && (((((a25==10) || (a25==11)) || (a25==12)) && (input == 4)) && 277 < a29 )) && a23 <= -43 ) && (a8==15)) && (a3==1))) [L456] COND FALSE !(( ((140 < a29) && (245 >= a29)) && ((a8==15) && (((a25==12) && (!(a4==1) && ( a23 <= -43 && (input == 4)))) && (a3==1))))) [L463] COND FALSE !(((a3==1) && ((((((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || (((a25==9) && (!(a4==1) && a29 <= 140 )) && a23 <= -43 )) && (input == 2)) && (a8==15)))) [L470] COND FALSE !(((((input == 5) && (((((a25==12) && ((a4==1) && 277 < a29 )) && 306 < a23 ) || ((( 277 < a29 && (a4==1)) && (a25==13)) && 306 < a23 )) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 ))) && (a8==15)) && (a3==1))) [L477] COND FALSE !(((a25==12) && (((a3==1) && ((((input == 1) && a23 <= -43 ) && ((140 < a29) && (245 >= a29)) ) && !(a4==1))) && (a8==15)))) [L487] COND FALSE !((((a8==15) && (( ((-43 < a23) && (138 >= a23)) && ((input == 1) && (( ((140 < a29) && (245 >= a29)) && (a25==10)) || (((a25==13) && a29 <= 140 ) || ((a25==9) && ((140 < a29) && (245 >= a29)) ))))) && (a3==1))) && !(a4==1))) [L500] COND FALSE !(((a3==1) && ((a8==15) && (((((( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 3)) && !(a4==1)) && a23 <= -43 )))) [L507] COND FALSE !((( a29 <= 140 && ( ((-43 < a23) && (138 >= a23)) && ((a3==1) && ((a8==15) && (((a25==12) || ((a25==10) || (a25==11))) && (input == 2)))))) && !(a4==1))) [L514] COND FALSE !((((a4==1) && ( 306 < a23 && ((((input == 3) && ((a25==9) || (a25==10))) && ((140 < a29) && (245 >= a29)) ) && (a3==1)))) && (a8==15))) [L526] COND FALSE !(((a4==1) && ((((a3==1) && ( 306 < a23 && (((a25==12) || ((a25==10) || (a25==11))) && (input == 4)))) && a29 <= 140 ) && (a8==15)))) [L531] COND FALSE !((((( ((-43 < a23) && (138 >= a23)) && ((!(a4==1) && (input == 5)) && (a3==1))) && (a25==9)) && a29 <= 140 ) && (a8==15))) [L537] COND FALSE !(( 306 < a23 && (((a8==15) && ((((input == 1) && ((a25==11) || (a25==12))) && (a4==1)) && (a3==1))) && ((140 < a29) && (245 >= a29)) ))) [L542] COND FALSE !(((((a8==15) && ( a23 <= -43 && (((input == 1) && ((a25==10) || (a25==11))) && a29 <= 140 ))) && !(a4==1)) && (a3==1))) [L549] COND FALSE !(((( a23 <= -43 && (!(a4==1) && ((a3==1) && (((a25==11) || ((a25==9) || (a25==10))) && (input == 5))))) && (a8==15)) && ((140 < a29) && (245 >= a29)) )) [L555] COND FALSE !(((a3==1) && ( ((-43 < a23) && (138 >= a23)) && ((a8==15) && ((((((a25==10) || (a25==11)) || (a25==12)) && (input == 5)) && a29 <= 140 ) && !(a4==1)))))) [L561] COND FALSE !(( 306 < a23 && (((a3==1) && ( 277 < a29 && (((input == 4) && (((a25==9) || (a25==10)) || (a25==11))) && (a8==15)))) && (a4==1)))) [L566] COND FALSE !((!(a4==1) && ( a23 <= -43 && ((a8==15) && (((((a25==12) || ((a25==10) || (a25==11))) && (input == 1)) && (a3==1)) && 277 < a29 ))))) [L572] COND FALSE !(( 277 < a29 && (((a25==13) && ( a23 <= -43 && (!(a4==1) && ((input == 1) && (a3==1))))) && (a8==15)))) [L575] COND FALSE !(((( ((-43 < a23) && (138 >= a23)) && (((a25==9) && ((input == 4) && !(a4==1))) && a29 <= 140 )) && (a3==1)) && (a8==15))) [L581] COND FALSE !(((a8==15) && ((((a3==1) && (((((a25==10) || (a25==11)) || (a25==12)) && (input == 3)) && (a4==1))) && 306 < a23 ) && a29 <= 140 ))) [L586] COND FALSE !((( ((-43 < a23) && (138 >= a23)) && ((a3==1) && (!(a4==1) && ((input == 4) && (((a25==10) && ((140 < a29) && (245 >= a29)) ) || (((a25==13) && a29 <= 140 ) || ( ((140 < a29) && (245 >= a29)) && (a25==9)))))))) && (a8==15))) [L598] COND FALSE !(((((a8==15) && ((!(a4==1) && (((a25==11) || ((a25==9) || (a25==10))) && (input == 6))) && (a3==1))) && a23 <= -43 ) && ((140 < a29) && (245 >= a29)) )) [L603] COND FALSE !(( a29 <= 140 && (((a4==1) && ((a8==15) && (((input == 6) && (((a25==10) || (a25==11)) || (a25==12))) && 306 < a23 ))) && (a3==1)))) [L615] COND FALSE !(((((((a3==1) && ((input == 5) && ((a25==11) || (a25==12)))) && (a4==1)) && 306 < a23 ) && ((140 < a29) && (245 >= a29)) ) && (a8==15))) [L621] COND FALSE !(((((a4==1) && ( 306 < a23 && ((a8==15) && (((a25==11) || (a25==12)) && (input == 2))))) && ((140 < a29) && (245 >= a29)) ) && (a3==1))) [L628] COND FALSE !(((((a8==15) && ( a23 <= -43 && (!(a4==1) && ((a25==11) && (input == 5))))) && (a3==1)) && ((245 < a29) && (277 >= a29)) )) [L635] COND FALSE !((((((((input == 2) && ((a25==9) || (a25==10))) && (a8==15)) && ((140 < a29) && (245 >= a29)) ) && 306 < a23 ) && (a3==1)) && (a4==1))) [L642] COND FALSE !(((a8==15) && (((( 277 < a29 && ((input == 2) && ((a25==11) || ((a25==9) || (a25==10))))) && (a4==1)) && (a3==1)) && 306 < a23 ))) [L647] COND FALSE !(((((( ((-43 < a23) && (138 >= a23)) && ((input == 3) && ((a25==12) || ((a25==10) || (a25==11))))) && !(a4==1)) && (a8==15)) && a29 <= 140 ) && (a3==1))) [L658] COND FALSE !((((!(a4==1) && ((((input == 6) && ((a25==12) || ((a25==10) || (a25==11)))) && (a8==15)) && ((-43 < a23) && (138 >= a23)) )) && (a3==1)) && a29 <= 140 )) [L663] COND FALSE !(((a25==9) && (( a29 <= 140 && ((a3==1) && (!(a4==1) && ( ((-43 < a23) && (138 >= a23)) && (input == 2))))) && (a8==15)))) [L670] COND FALSE !((!(a4==1) && ( a23 <= -43 && (((a8==15) && (((((a25==12) && ((245 < a29) && (277 >= a29)) ) || ( ((245 < a29) && (277 >= a29)) && (a25==13))) || ((a25==9) && 277 < a29 )) && (input == 3))) && (a3==1))))) [L675] COND TRUE (((!(a4==1) && ((a3==1) && ((input == 5) && ((( ((245 < a29) && (277 >= a29)) && (a25==12)) || ((a25==13) && ((245 < a29) && (277 >= a29)) )) || ((a25==9) && 277 < a29 ))))) && a23 <= -43 ) && (a8==15)) [L676] a29 = (((((a29 / 5) % 52)- -147) - 494611) + 494614) [L677] a4 = 1 [L678] a25 = 13 [L680] return -1; [L1042] RET, EXPR calculate_output(input) [L1042] output = calculate_output(input) [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND TRUE ((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15)) [L51] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 62.6s, OverallIterations: 15, TraceHistogramMax: 4, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 650 SDtfs, 8143 SDslu, 1011 SDs, 0 SdLazy, 19066 SolverSat, 2349 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 201 GetRequests, 102 SyntacticMatches, 2 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8647occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 215 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 3015 NumberOfCodeBlocks, 3015 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2710 ConstructedInterpolants, 0 QuantifiedInterpolants, 1499706 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 3 PerfectInterpolantSequences, 1268/1288 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 incorrect! Received shutdown request...