/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:58:45,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:58:45,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:58:45,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:58:45,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:58:45,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:58:45,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:58:45,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:58:45,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:58:45,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:58:45,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:58:45,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:58:45,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:58:45,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:58:45,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:58:45,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:58:45,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:58:45,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:58:45,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:58:45,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:58:45,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:58:45,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:58:45,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:58:45,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:58:45,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:58:45,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:58:45,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:58:45,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:58:45,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:58:45,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:58:45,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:58:45,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:58:45,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:58:45,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:58:45,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:58:45,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:58:45,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:58:45,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:58:45,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:58:45,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:58:45,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:58:45,395 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:58:45,422 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:58:45,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:58:45,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:58:45,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:58:45,424 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:58:45,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:58:45,425 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:58:45,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:58:45,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:58:45,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:58:45,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:58:45,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:58:45,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:58:45,426 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:58:45,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:58:45,426 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:58:45,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:58:45,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:58:45,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:58:45,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:58:45,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:58:45,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:58:45,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:58:45,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:58:45,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:58:45,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:58:45,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:58:45,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:58:45,429 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:58:45,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:58:45,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:58:45,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:58:45,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:58:45,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:58:45,747 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:58:45,747 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2020-10-12 17:58:45,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b681652e9/391d4ec65e7b4a358d2ba96d489c352c/FLAG6ffdc46ba [2020-10-12 17:58:46,322 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:58:46,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2020-10-12 17:58:46,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b681652e9/391d4ec65e7b4a358d2ba96d489c352c/FLAG6ffdc46ba [2020-10-12 17:58:46,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b681652e9/391d4ec65e7b4a358d2ba96d489c352c [2020-10-12 17:58:46,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:58:46,641 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:58:46,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:58:46,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:58:46,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:58:46,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:58:46" (1/1) ... [2020-10-12 17:58:46,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d61004d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:46, skipping insertion in model container [2020-10-12 17:58:46,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:58:46" (1/1) ... [2020-10-12 17:58:46,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:58:46,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:58:47,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:58:47,218 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:58:47,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:58:47,343 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:58:47,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47 WrapperNode [2020-10-12 17:58:47,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:58:47,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:58:47,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:58:47,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:58:47,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... [2020-10-12 17:58:47,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:58:47,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:58:47,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:58:47,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:58:47,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:58:47,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:58:47,529 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:58:47,530 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:58:47,530 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:58:47,530 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:58:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:58:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 17:58:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:58:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:58:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:58:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:58:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:58:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:58:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:58:47,541 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:58:47,541 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:58:47,542 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:58:47,542 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:58:47,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:58:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:58:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:58:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:58:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:58:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:58:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:58:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:58:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:58:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:58:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:58:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:58:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:58:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:58:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:58:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:58:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:58:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:58:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:58:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:58:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:58:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:58:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:58:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:58:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:58:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:58:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:58:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-12 17:58:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:58:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:58:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:58:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:58:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:58:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-12 17:58:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:58:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:58:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:58:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:58:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:58:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:58:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:58:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:58:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:58:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:58:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:58:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:58:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:58:48,999 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:58:48,999 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:58:49,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:58:49 BoogieIcfgContainer [2020-10-12 17:58:49,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:58:49,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:58:49,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:58:49,010 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:58:49,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:58:46" (1/3) ... [2020-10-12 17:58:49,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2653a4b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:58:49, skipping insertion in model container [2020-10-12 17:58:49,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:58:47" (2/3) ... [2020-10-12 17:58:49,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2653a4b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:58:49, skipping insertion in model container [2020-10-12 17:58:49,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:58:49" (3/3) ... [2020-10-12 17:58:49,015 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53.cil.c [2020-10-12 17:58:49,026 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:58:49,034 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:58:49,048 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:58:49,075 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:58:49,075 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:58:49,075 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:58:49,076 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:58:49,076 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:58:49,076 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:58:49,076 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:58:49,077 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:58:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-12 17:58:49,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-12 17:58:49,113 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:58:49,114 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:58:49,115 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:58:49,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:58:49,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1930033303, now seen corresponding path program 1 times [2020-10-12 17:58:49,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:58:49,132 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [618377753] [2020-10-12 17:58:49,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:58:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:49,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:49,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:49,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:51,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:51,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-12 17:58:51,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:58:51,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2001 [2020-10-12 17:58:51,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:58:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:58:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 17:58:51,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 17:58:51,993 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:58:51,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:58:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:58:52,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-12 17:58:52,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:58:52,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:58:52,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:58:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:58:52,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:58:52,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:58:52,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:58:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:58:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:58:52,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:58:52,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:58:52,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:58:52,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:58:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:58:52,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:58:52,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:58:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:58:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:58:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:58:52,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:58:52,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:58:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:58:52,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:58:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:58:52,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:58:52,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:58:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:58:52,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:58:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:58:52,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:58:52,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:58:52,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:58:52,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:58:52,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 17:58:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:52,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:52,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:58:52,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:58:52,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:58:52,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:58:52,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:58:52,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:58:52,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:58:52,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:58:52,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:58:52,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:58:52,341 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [618377753] [2020-10-12 17:58:52,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:58:52,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 17:58:52,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727229303] [2020-10-12 17:58:52,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 17:58:52,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:58:52,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 17:58:52,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 17:58:52,381 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 7 states. [2020-10-12 17:58:52,972 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:58:54,154 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:58:54,527 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:58:54,818 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:58:55,070 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:58:56,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:58:56,812 INFO L93 Difference]: Finished difference Result 483 states and 655 transitions. [2020-10-12 17:58:56,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 17:58:56,815 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-12 17:58:56,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:58:56,832 INFO L225 Difference]: With dead ends: 483 [2020-10-12 17:58:56,833 INFO L226 Difference]: Without dead ends: 312 [2020-10-12 17:58:56,838 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:58:56,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-10-12 17:58:56,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 276. [2020-10-12 17:58:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-10-12 17:58:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 341 transitions. [2020-10-12 17:58:56,995 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 341 transitions. Word has length 52 [2020-10-12 17:58:56,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:58:56,995 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 341 transitions. [2020-10-12 17:58:56,995 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 17:58:57,003 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 341 transitions. [2020-10-12 17:58:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-12 17:58:57,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:58:57,015 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:58:57,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:58:57,015 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:58:57,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:58:57,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1485590272, now seen corresponding path program 1 times [2020-10-12 17:58:57,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:58:57,017 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1855166268] [2020-10-12 17:58:57,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:58:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:58:57,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:57,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:57,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:57,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:58:59,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:59:02,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:59:02,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 17:59:02,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-12 17:59:02,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:02,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-12 17:59:02,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,366 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:02,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:02,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-12 17:59:02,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:59:02,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:02,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:02,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:02,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:02,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:59:02,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:02,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:02,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:02,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:02,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:02,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:02,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:02,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:02,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:02,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:02,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 17:59:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:02,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:59:02,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:59:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:59:02,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:02,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:59:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:02,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:02,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:02,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-12 17:59:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:02,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:59:02,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:02,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:02,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:02,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:02,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 17:59:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:02,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:02,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:02,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:02,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:02,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:02,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:02,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:02,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:02,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:59:02,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1855166268] [2020-10-12 17:59:02,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:59:02,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-12 17:59:02,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614606430] [2020-10-12 17:59:02,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 17:59:02,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:02,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 17:59:02,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-12 17:59:02,596 INFO L87 Difference]: Start difference. First operand 276 states and 341 transitions. Second operand 10 states. [2020-10-12 17:59:03,165 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:03,954 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:04,485 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:04,908 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:59:05,254 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:59:05,523 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:05,954 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:59:06,289 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:59:06,572 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:07,158 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:09,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:09,946 INFO L93 Difference]: Finished difference Result 633 states and 905 transitions. [2020-10-12 17:59:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 17:59:09,947 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2020-10-12 17:59:09,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:09,954 INFO L225 Difference]: With dead ends: 633 [2020-10-12 17:59:09,954 INFO L226 Difference]: Without dead ends: 493 [2020-10-12 17:59:09,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:59:09,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2020-10-12 17:59:10,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 389. [2020-10-12 17:59:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-12 17:59:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 499 transitions. [2020-10-12 17:59:10,054 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 499 transitions. Word has length 57 [2020-10-12 17:59:10,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:10,054 INFO L479 AbstractCegarLoop]: Abstraction has 389 states and 499 transitions. [2020-10-12 17:59:10,055 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 17:59:10,055 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 499 transitions. [2020-10-12 17:59:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-12 17:59:10,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:10,058 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:59:10,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:59:10,059 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:10,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:10,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1129069296, now seen corresponding path program 1 times [2020-10-12 17:59:10,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:10,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1018341719] [2020-10-12 17:59:10,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:59:10,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-12 17:59:10,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:10,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-12 17:59:10,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:10,442 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:10,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:10,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 17:59:10,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:59:10,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:10,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:10,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:10,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:10,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:10,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:10,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:10,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:10,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:10,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:10,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:10,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:10,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:10,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:10,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:59:10,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:10,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:59:10,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:10,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:10,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:59:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:10,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:59:10,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:10,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:10,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:10,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:59:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:10,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:10,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:10,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:10,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 17:59:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:10,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:10,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:10,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:10,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:10,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-12 17:59:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:10,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:10,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:10,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:10,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:10,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:10,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:10,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:10,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:10,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:59:10,612 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1018341719] [2020-10-12 17:59:10,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:59:10,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-12 17:59:10,613 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046760347] [2020-10-12 17:59:10,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-12 17:59:10,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:10,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-12 17:59:10,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-12 17:59:10,615 INFO L87 Difference]: Start difference. First operand 389 states and 499 transitions. Second operand 5 states. [2020-10-12 17:59:11,009 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:12,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:12,188 INFO L93 Difference]: Finished difference Result 824 states and 1138 transitions. [2020-10-12 17:59:12,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-12 17:59:12,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-12 17:59:12,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:12,192 INFO L225 Difference]: With dead ends: 824 [2020-10-12 17:59:12,193 INFO L226 Difference]: Without dead ends: 459 [2020-10-12 17:59:12,195 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-12 17:59:12,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2020-10-12 17:59:12,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 389. [2020-10-12 17:59:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-12 17:59:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 494 transitions. [2020-10-12 17:59:12,277 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 494 transitions. Word has length 61 [2020-10-12 17:59:12,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:12,278 INFO L479 AbstractCegarLoop]: Abstraction has 389 states and 494 transitions. [2020-10-12 17:59:12,278 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-12 17:59:12,278 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 494 transitions. [2020-10-12 17:59:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-12 17:59:12,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:12,281 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:59:12,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:59:12,281 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:12,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:12,282 INFO L82 PathProgramCache]: Analyzing trace with hash -2103626964, now seen corresponding path program 1 times [2020-10-12 17:59:12,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:12,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [612975186] [2020-10-12 17:59:12,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:12,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:12,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:12,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:12,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:13,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:15,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:15,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-12 17:59:15,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:59:15,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3519 [2020-10-12 17:59:15,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:15,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 17:59:15,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:15,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-12 17:59:15,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,119 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:16,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:16,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-12 17:59:16,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:59:16,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:16,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:16,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:16,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:16,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:16,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:16,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:16,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:16,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:16,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:16,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:16,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:16,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:59:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:16,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:16,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:16,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:59:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:59:16,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:59:16,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 17:59:16,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:59:16,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:59:16,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-12 17:59:16,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:16,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-12 17:59:16,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:59:16,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:59:16,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:59:16,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:59:16,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 17:59:16,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:59:16,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:59:16,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:59:16,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:59:16,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:16,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:16,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:16,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-12 17:59:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:16,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:16,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:16,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:16,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:16,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-12 17:59:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:16,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:16,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:16,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:16,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:16,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:16,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-12 17:59:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:16,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:16,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:16,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:16,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:16,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:16,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:16,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:16,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:16,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:16,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:59:16,419 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [612975186] [2020-10-12 17:59:16,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:59:16,420 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:59:16,420 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202250514] [2020-10-12 17:59:16,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:59:16,421 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:16,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:59:16,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:59:16,422 INFO L87 Difference]: Start difference. First operand 389 states and 494 transitions. Second operand 8 states. [2020-10-12 17:59:16,992 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:18,032 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:19,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:19,999 INFO L93 Difference]: Finished difference Result 1119 states and 1648 transitions. [2020-10-12 17:59:20,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-12 17:59:20,000 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2020-10-12 17:59:20,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:20,007 INFO L225 Difference]: With dead ends: 1119 [2020-10-12 17:59:20,007 INFO L226 Difference]: Without dead ends: 754 [2020-10-12 17:59:20,010 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:59:20,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-10-12 17:59:20,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 615. [2020-10-12 17:59:20,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 615 states. [2020-10-12 17:59:20,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 778 transitions. [2020-10-12 17:59:20,121 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 778 transitions. Word has length 79 [2020-10-12 17:59:20,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:20,121 INFO L479 AbstractCegarLoop]: Abstraction has 615 states and 778 transitions. [2020-10-12 17:59:20,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:59:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 778 transitions. [2020-10-12 17:59:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-12 17:59:20,124 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:20,124 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:59:20,125 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:59:20,125 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:20,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:20,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1438339703, now seen corresponding path program 1 times [2020-10-12 17:59:20,125 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:20,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [793147839] [2020-10-12 17:59:20,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-12 17:59:20,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 212 [2020-10-12 17:59:20,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:20,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-12 17:59:20,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:20,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,559 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:20,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:20,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:59:20,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:20,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:20,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:20,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:20,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:20,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:20,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:20,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:20,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:59:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:20,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:20,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:59:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-12 17:59:20,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:59:20,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:20,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:59:20,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:20,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 17:59:20,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:59:20,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:20,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:59:20,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:20,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 17:59:20,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:59:20,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:20,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:59:20,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:20,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:20,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:59:20,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:59:20,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:59:20,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:20,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:59:20,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:59:20,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:59:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:20,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:59:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:20,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:20,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:59:20,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 17:59:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:20,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:20,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-12 17:59:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:20,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:20,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:20,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-12 17:59:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:20,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:20,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:20,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:20,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:20,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:20,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:20,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:20,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:20,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:20,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:20,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:59:20,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [793147839] [2020-10-12 17:59:20,802 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:59:20,802 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:59:20,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145658417] [2020-10-12 17:59:20,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:59:20,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:20,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:59:20,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:59:20,805 INFO L87 Difference]: Start difference. First operand 615 states and 778 transitions. Second operand 8 states. [2020-10-12 17:59:21,721 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:21,988 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:22,245 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:23,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:23,731 INFO L93 Difference]: Finished difference Result 1169 states and 1586 transitions. [2020-10-12 17:59:23,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-12 17:59:23,732 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-12 17:59:23,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:23,739 INFO L225 Difference]: With dead ends: 1169 [2020-10-12 17:59:23,739 INFO L226 Difference]: Without dead ends: 721 [2020-10-12 17:59:23,742 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-12 17:59:23,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2020-10-12 17:59:23,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 619. [2020-10-12 17:59:23,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 619 states. [2020-10-12 17:59:23,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 781 transitions. [2020-10-12 17:59:23,860 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 781 transitions. Word has length 93 [2020-10-12 17:59:23,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:23,862 INFO L479 AbstractCegarLoop]: Abstraction has 619 states and 781 transitions. [2020-10-12 17:59:23,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:59:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 781 transitions. [2020-10-12 17:59:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-12 17:59:23,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:23,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:59:23,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:59:23,865 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:23,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:23,866 INFO L82 PathProgramCache]: Analyzing trace with hash 2097871225, now seen corresponding path program 1 times [2020-10-12 17:59:23,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:23,866 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [436115547] [2020-10-12 17:59:23,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:23,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-12 17:59:24,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 302 [2020-10-12 17:59:24,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-12 17:59:24,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:24,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,410 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:24,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:24,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:59:24,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:24,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:24,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:24,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:24,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:24,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:24,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:59:24,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:24,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:59:24,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:59:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:24,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:24,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:59:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-12 17:59:24,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:59:24,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:59:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:24,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 17:59:24,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:59:24,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:24,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:59:24,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:24,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 17:59:24,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 17:59:24,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:24,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:59:24,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:24,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:59:24,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:59:24,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:59:24,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:59:24,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:24,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:59:24,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:24,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:59:24,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:59:24,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-12 17:59:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:24,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:24,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-12 17:59:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:24,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:24,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:24,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-12 17:59:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:24,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:24,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:24,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:24,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:24,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:24,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:24,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:24,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:24,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:59:24,705 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [436115547] [2020-10-12 17:59:24,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:59:24,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:59:24,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071859577] [2020-10-12 17:59:24,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:59:24,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:24,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:59:24,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:59:24,710 INFO L87 Difference]: Start difference. First operand 619 states and 781 transitions. Second operand 9 states. [2020-10-12 17:59:25,615 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:25,843 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:26,103 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:26,333 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:27,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:27,741 INFO L93 Difference]: Finished difference Result 1297 states and 1726 transitions. [2020-10-12 17:59:27,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 17:59:27,742 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-12 17:59:27,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:27,747 INFO L225 Difference]: With dead ends: 1297 [2020-10-12 17:59:27,748 INFO L226 Difference]: Without dead ends: 702 [2020-10-12 17:59:27,751 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:59:27,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2020-10-12 17:59:27,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 617. [2020-10-12 17:59:27,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2020-10-12 17:59:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 773 transitions. [2020-10-12 17:59:27,854 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 773 transitions. Word has length 93 [2020-10-12 17:59:27,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:27,854 INFO L479 AbstractCegarLoop]: Abstraction has 617 states and 773 transitions. [2020-10-12 17:59:27,855 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:59:27,855 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 773 transitions. [2020-10-12 17:59:27,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-12 17:59:27,856 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:27,857 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:59:27,857 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:59:27,857 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:27,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:27,857 INFO L82 PathProgramCache]: Analyzing trace with hash 791892564, now seen corresponding path program 1 times [2020-10-12 17:59:27,858 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:27,858 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1249072437] [2020-10-12 17:59:27,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:27,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-12 17:59:28,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 260 [2020-10-12 17:59:28,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:28,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-12 17:59:28,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:59:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:28,383 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:28,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:59:28,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:28,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:28,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:28,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:28,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:28,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:28,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:28,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:59:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:28,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:59:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 17:59:28,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:59:28,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:28,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 17:59:28,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:59:28,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:59:28,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:28,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 17:59:28,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:59:28,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:59:28,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:28,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:59:28,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:59:28,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:28,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:59:28,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:28,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:28,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:28,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:59:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:28,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:28,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:59:28,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-12 17:59:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:28,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:28,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:28,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-12 17:59:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:28,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:28,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:59:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:28,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:28,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:28,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:28,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:28,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:28,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:28,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:28,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:59:28,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1249072437] [2020-10-12 17:59:28,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:59:28,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-12 17:59:28,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724026113] [2020-10-12 17:59:28,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 17:59:28,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:28,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 17:59:28,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-12 17:59:28,590 INFO L87 Difference]: Start difference. First operand 617 states and 773 transitions. Second operand 9 states. [2020-10-12 17:59:29,848 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:30,536 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:30,829 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:31,102 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:31,880 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:32,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:32,688 INFO L93 Difference]: Finished difference Result 1274 states and 1633 transitions. [2020-10-12 17:59:32,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-12 17:59:32,688 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-12 17:59:32,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:32,694 INFO L225 Difference]: With dead ends: 1274 [2020-10-12 17:59:32,694 INFO L226 Difference]: Without dead ends: 681 [2020-10-12 17:59:32,697 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:59:32,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2020-10-12 17:59:32,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 580. [2020-10-12 17:59:32,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 580 states. [2020-10-12 17:59:32,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 684 transitions. [2020-10-12 17:59:32,799 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 684 transitions. Word has length 94 [2020-10-12 17:59:32,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:32,799 INFO L479 AbstractCegarLoop]: Abstraction has 580 states and 684 transitions. [2020-10-12 17:59:32,799 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 17:59:32,799 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 684 transitions. [2020-10-12 17:59:32,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 17:59:32,802 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:32,803 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 17:59:32,803 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 17:59:32,803 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:32,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:32,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1490101692, now seen corresponding path program 1 times [2020-10-12 17:59:32,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:32,804 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1369122075] [2020-10-12 17:59:32,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:32,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:32,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:33,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:35,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:35,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:37,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:37,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-12 17:59:37,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:59:37,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 17:59:37,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:59:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:37,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-10-12 17:59:37,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:38,178 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:38,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-12 17:59:38,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:59:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:38,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:38,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:38,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:38,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:38,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:38,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:38,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:38,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:38,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:38,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:59:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:59:38,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:59:38,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-12 17:59:38,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:38,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-12 17:59:38,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:38,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 17:59:38,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:59:38,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:59:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:38,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:59:38,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:59:38,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:59:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:38,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:59:38,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:59:38,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:59:38,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:59:38,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:59:38,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 17:59:38,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:38,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:59:38,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:38,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:59:38,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:59:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:38,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 17:59:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:59:38,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:38,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:59:38,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-12 17:59:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:38,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 17:59:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:38,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:38,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 17:59:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:59:38,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 17:59:38,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:59:38,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:59:38,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:59:38,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:59:38,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:59:38,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:38,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:59:38,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:38,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:59:38,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:38,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 17:59:38,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:38,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:38,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:38,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:38,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:59:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:38,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 17:59:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:38,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:38,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:59:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:38,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:38,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:38,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:38,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:38,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:38,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:38,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-12 17:59:39,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1369122075] [2020-10-12 17:59:39,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:59:39,029 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 17:59:39,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540512414] [2020-10-12 17:59:39,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 17:59:39,031 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:39,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 17:59:39,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2020-10-12 17:59:39,032 INFO L87 Difference]: Start difference. First operand 580 states and 684 transitions. Second operand 17 states. [2020-10-12 17:59:39,993 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:40,729 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:41,189 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:41,443 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:59:41,710 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:41,999 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:59:42,331 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:42,595 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:59:42,892 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:43,162 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:59:43,633 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:44,122 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:45,367 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:45,630 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:46,126 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-12 17:59:46,589 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-12 17:59:46,855 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:59:47,106 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:59:48,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:59:48,608 INFO L93 Difference]: Finished difference Result 1805 states and 2272 transitions. [2020-10-12 17:59:48,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-12 17:59:48,609 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 141 [2020-10-12 17:59:48,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:59:48,617 INFO L225 Difference]: With dead ends: 1805 [2020-10-12 17:59:48,617 INFO L226 Difference]: Without dead ends: 1249 [2020-10-12 17:59:48,620 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 329 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=315, Invalid=1407, Unknown=0, NotChecked=0, Total=1722 [2020-10-12 17:59:48,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1249 states. [2020-10-12 17:59:48,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1249 to 1131. [2020-10-12 17:59:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1131 states. [2020-10-12 17:59:48,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1322 transitions. [2020-10-12 17:59:48,801 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1322 transitions. Word has length 141 [2020-10-12 17:59:48,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:59:48,802 INFO L479 AbstractCegarLoop]: Abstraction has 1131 states and 1322 transitions. [2020-10-12 17:59:48,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 17:59:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1322 transitions. [2020-10-12 17:59:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-12 17:59:48,808 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:59:48,809 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 17:59:48,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 17:59:48,809 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:59:48,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:59:48,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1115275322, now seen corresponding path program 1 times [2020-10-12 17:59:48,810 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:59:48,810 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410757650] [2020-10-12 17:59:48,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:59:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:48,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:48,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:48,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:49,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:49,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:49,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:53,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:53,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:53,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-12 17:59:53,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:59:53,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:59:53,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:53,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 17:59:53,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:53,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-12 17:59:53,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,080 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 17:59:54,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:59:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-12 17:59:54,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:54,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:59:54,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:54,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:59:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:54,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:54,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:54,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:59:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:54,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:54,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:54,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:59:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:54,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 15 [2020-10-12 17:59:54,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:59:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:59:54,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:54,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:59:54,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:59:54,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 17:59:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:59:54,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:59:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:59:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:59:54,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:59:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:54,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:59:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:54,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:59:54,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 17:59:54,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:59:54,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-12 17:59:54,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:54,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-12 17:59:54,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 17:59:54,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:59:54,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:54,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-12 17:59:54,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 17:59:54,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:59:54,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:54,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:59:54,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 17:59:54,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:59:54,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:54,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:59:54,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:59:54,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:59:54,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:59:54,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:59:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:59:54,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:59:54,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:59:54,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:59:54,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:59:54,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:59:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 17:59:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:59:54,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:59:54,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:54,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-12 17:59:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 17:59:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:59:54,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:59:54,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-12 17:59:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:59:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:59:54,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:59:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:54,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 17:59:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:59:54,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:59:54,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:59:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:54,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 17:59:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:59:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:59:54,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:59:54,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:59:54,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:59:54,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:59:54,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:59:54,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:59:54,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:59:54,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:59:54,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:59:54,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:59:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-12 17:59:54,598 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1410757650] [2020-10-12 17:59:54,598 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:59:54,598 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:59:54,599 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894843590] [2020-10-12 17:59:54,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:59:54,599 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:59:54,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:59:54,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:59:54,600 INFO L87 Difference]: Start difference. First operand 1131 states and 1322 transitions. Second operand 13 states. [2020-10-12 17:59:55,041 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:55,688 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 17:59:56,137 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:56,404 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:56,650 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 17:59:58,545 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:58,796 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:59:59,033 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:00:00,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:00:00,006 INFO L93 Difference]: Finished difference Result 2303 states and 2939 transitions. [2020-10-12 18:00:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-12 18:00:00,007 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 141 [2020-10-12 18:00:00,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:00:00,016 INFO L225 Difference]: With dead ends: 2303 [2020-10-12 18:00:00,016 INFO L226 Difference]: Without dead ends: 1331 [2020-10-12 18:00:00,021 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=193, Invalid=799, Unknown=0, NotChecked=0, Total=992 [2020-10-12 18:00:00,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2020-10-12 18:00:00,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1139. [2020-10-12 18:00:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1139 states. [2020-10-12 18:00:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1336 transitions. [2020-10-12 18:00:00,191 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 1336 transitions. Word has length 141 [2020-10-12 18:00:00,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:00:00,192 INFO L479 AbstractCegarLoop]: Abstraction has 1139 states and 1336 transitions. [2020-10-12 18:00:00,192 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 18:00:00,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1336 transitions. [2020-10-12 18:00:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-12 18:00:00,195 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:00:00,195 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-12 18:00:00,195 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-12 18:00:00,195 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:00:00,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:00:00,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1626419797, now seen corresponding path program 1 times [2020-10-12 18:00:00,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:00:00,196 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1249950360] [2020-10-12 18:00:00,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:00:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:00,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:00,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:00,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:01,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-12 18:00:05,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 18:00:05,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-12 18:00:05,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 18:00:05,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-12 18:00:05,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-10-12 18:00:05,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,501 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:00:05,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:00:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 18:00:05,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:00:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:00:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:00:05,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:00:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:00:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:00:05,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:00:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:00:05,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:00:05,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:00:05,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 18:00:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:00:05,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:00:05,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:00:05,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 18:00:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-12 18:00:05,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:00:05,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:00:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:00:05,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-12 18:00:05,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:00:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-12 18:00:05,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:00:05,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:00:05,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 18:00:05,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:00:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:00:05,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:00:05,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:00:05,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:00:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:00:05,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:00:05,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:00:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:00:05,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:00:05,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:00:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:00:05,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:00:05,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:00:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:00:05,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-12 18:00:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:00:05,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:00:05,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:00:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:00:05,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:00:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-12 18:00:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:00:05,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:00:05,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:00:05,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:00:05,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-12 18:00:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 18:00:05,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:00:05,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:00:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-12 18:00:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:00:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:00:05,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:00:05,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:00:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-12 18:00:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-12 18:00:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:00:05,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:00:05,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:00:05,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 18:00:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:00:05,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:00:05,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:00:05,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:00:05,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 18:00:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:00:05,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:00:05,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:00:05,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:00:05,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:00:05,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:00:05,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:00:05,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:00:05,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:00:05,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:00:05,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:00:05,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-12 18:00:05,818 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1249950360] [2020-10-12 18:00:05,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:00:05,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 18:00:05,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406118735] [2020-10-12 18:00:05,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 18:00:05,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:00:05,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 18:00:05,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:00:05,820 INFO L87 Difference]: Start difference. First operand 1139 states and 1336 transitions. Second operand 13 states. [2020-10-12 18:00:06,275 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:00:06,848 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:00:07,739 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:00:08,044 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:00:08,305 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:00:08,575 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:00:08,943 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:00:10,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:00:10,506 INFO L93 Difference]: Finished difference Result 2162 states and 2712 transitions. [2020-10-12 18:00:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 18:00:10,507 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 145 [2020-10-12 18:00:10,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:00:10,509 INFO L225 Difference]: With dead ends: 2162 [2020-10-12 18:00:10,509 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:00:10,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2020-10-12 18:00:10,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:00:10,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:00:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:00:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:00:10,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 145 [2020-10-12 18:00:10,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:00:10,518 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:00:10,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 18:00:10,518 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:00:10,518 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:00:10,518 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-12 18:00:10,520 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:00:12,013 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 229 [2020-10-12 18:00:12,942 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 242 [2020-10-12 18:00:13,304 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:13,512 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:13,928 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 257 [2020-10-12 18:00:14,250 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 245 [2020-10-12 18:00:14,758 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 242 [2020-10-12 18:00:14,945 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:15,099 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:15,436 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 246 [2020-10-12 18:00:15,808 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 246 [2020-10-12 18:00:16,002 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 213 [2020-10-12 18:00:16,158 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 213 [2020-10-12 18:00:16,664 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 233 [2020-10-12 18:00:19,580 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 242 [2020-10-12 18:00:19,780 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:19,956 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:20,276 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 257 [2020-10-12 18:00:20,559 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 245 [2020-10-12 18:00:20,854 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 242 [2020-10-12 18:00:21,013 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:21,163 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-12 18:00:21,512 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 246 [2020-10-12 18:00:21,850 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 246 [2020-10-12 18:00:22,029 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 213 [2020-10-12 18:00:22,170 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 213 [2020-10-12 18:00:22,559 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 255 [2020-10-12 18:00:23,740 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 233 [2020-10-12 18:00:24,254 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 255 [2020-10-12 18:00:25,712 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-12 18:00:25,878 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-12 18:00:26,055 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:26,307 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2020-10-12 18:00:26,931 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 27 [2020-10-12 18:00:27,125 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-12 18:00:27,411 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 26 [2020-10-12 18:00:27,973 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-12 18:00:30,341 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 326 DAG size of output: 33 [2020-10-12 18:00:30,781 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-12 18:00:31,162 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-12 18:00:31,399 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-12 18:00:31,600 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:31,993 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-12 18:00:32,163 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:32,580 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-12 18:00:32,776 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:00:33,146 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-12 18:00:33,915 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 25 [2020-10-12 18:00:34,096 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 18:00:34,277 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-10-12 18:00:35,010 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 22 [2020-10-12 18:00:35,195 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 18:00:35,570 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2020-10-12 18:00:36,153 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-12 18:00:37,933 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 192 DAG size of output: 35 [2020-10-12 18:00:38,473 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 22 [2020-10-12 18:00:38,654 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 18:00:41,103 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 326 DAG size of output: 33 [2020-10-12 18:00:41,274 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-12 18:00:41,882 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-10-12 18:00:42,440 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2020-10-12 18:00:42,836 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 23 [2020-10-12 18:00:43,204 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 14 [2020-10-12 18:00:43,638 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-12 18:00:43,818 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:43,991 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-12 18:00:44,175 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:44,355 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:44,531 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-12 18:00:45,050 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-12 18:00:45,500 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 23 [2020-10-12 18:00:46,070 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-12 18:00:46,243 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-12 18:00:46,426 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:46,605 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-12 18:00:46,977 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-12 18:00:47,421 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 20 [2020-10-12 18:00:47,599 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 18:00:47,779 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-12 18:00:48,171 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 23 [2020-10-12 18:00:48,966 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 28 [2020-10-12 18:00:50,132 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 190 DAG size of output: 29 [2020-10-12 18:00:50,498 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 15 [2020-10-12 18:00:50,672 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-12 18:00:51,228 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-12 18:00:51,411 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 18:00:51,591 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-12 18:00:51,596 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-10-12 18:00:51,597 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-12 18:00:51,597 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 625) no Hoare annotation was computed. [2020-10-12 18:00:51,597 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2020-10-12 18:00:51,597 INFO L268 CegarLoopResult]: For program point L626(lines 603 627) no Hoare annotation was computed. [2020-10-12 18:00:51,597 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2020-10-12 18:00:51,597 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point L667(lines 667 671) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point L661-2(lines 661 686) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point L687(lines 660 688) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2020-10-12 18:00:51,598 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2020-10-12 18:00:51,599 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2020-10-12 18:00:51,599 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2020-10-12 18:00:51,599 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-10-12 18:00:51,599 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-10-12 18:00:51,599 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-10-12 18:00:51,599 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-10-12 18:00:51,599 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-10-12 18:00:51,600 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 965 987) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,600 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 965 987) no Hoare annotation was computed. [2020-10-12 18:00:51,600 INFO L264 CegarLoopResult]: At program point L977(line 977) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,600 INFO L264 CegarLoopResult]: At program point L977-1(line 977) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,600 INFO L268 CegarLoopResult]: For program point L975(lines 975 982) no Hoare annotation was computed. [2020-10-12 18:00:51,600 INFO L268 CegarLoopResult]: For program point L975-1(lines 975 982) no Hoare annotation was computed. [2020-10-12 18:00:51,600 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-10-12 18:00:51,601 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 965 987) no Hoare annotation was computed. [2020-10-12 18:00:51,601 INFO L264 CegarLoopResult]: At program point L972(line 972) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,601 INFO L264 CegarLoopResult]: At program point L971(line 971) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,601 INFO L264 CegarLoopResult]: At program point L971-1(line 971) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,601 INFO L268 CegarLoopResult]: For program point L929(line 929) no Hoare annotation was computed. [2020-10-12 18:00:51,601 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 924 947) no Hoare annotation was computed. [2020-10-12 18:00:51,601 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 924 947) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 924 947) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L941(line 941) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-12 18:00:51,602 INFO L268 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L931(line 931) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 305 313) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 305 313) the Hoare annotation is: true [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 305 313) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-12 18:00:51,603 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 369 387) the Hoare annotation is: true [2020-10-12 18:00:51,603 INFO L271 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: true [2020-10-12 18:00:51,603 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 382) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L376-1(line 376) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 369 387) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 369 387) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L321(lines 321 329) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L321-2(lines 321 329) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 314 349) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L333(lines 333 341) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point L333-2(lines 333 341) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 314 349) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 314 349) no Hoare annotation was computed. [2020-10-12 18:00:51,604 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point L860(lines 860 880) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point L860-1(lines 860 880) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point L866(lines 866 873) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 955 964) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 955 964) no Hoare annotation was computed. [2020-10-12 18:00:51,605 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 955 964) no Hoare annotation was computed. [2020-10-12 18:00:51,606 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 294 304) the Hoare annotation is: true [2020-10-12 18:00:51,606 INFO L271 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: true [2020-10-12 18:00:51,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 294 304) no Hoare annotation was computed. [2020-10-12 18:00:51,606 INFO L268 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-10-12 18:00:51,606 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 294 304) no Hoare annotation was computed. [2020-10-12 18:00:51,606 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 286 293) the Hoare annotation is: (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 18:00:51,606 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 286 293) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 286 293) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point L473(lines 473 479) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 469 482) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 469 482) the Hoare annotation is: true [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 469 482) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point L257(lines 257 274) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 253 277) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 253 277) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,607 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,607 INFO L268 CegarLoopResult]: For program point L272-1(lines 253 277) no Hoare annotation was computed. [2020-10-12 18:00:51,607 INFO L264 CegarLoopResult]: At program point L267(line 267) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 .cse3 .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse2 (and (<= processEnvironment_~tmp~3 0) (<= 0 processEnvironment_~tmp~3)) .cse3 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-12 18:00:51,608 INFO L264 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 .cse3 .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse2 .cse3 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-12 18:00:51,608 INFO L268 CegarLoopResult]: For program point L261(lines 261 269) no Hoare annotation was computed. [2020-10-12 18:00:51,608 INFO L264 CegarLoopResult]: At program point L259(line 259) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:00:51,608 INFO L268 CegarLoopResult]: For program point L259-1(line 259) no Hoare annotation was computed. [2020-10-12 18:00:51,608 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 193 199) no Hoare annotation was computed. [2020-10-12 18:00:51,608 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 193 199) the Hoare annotation is: true [2020-10-12 18:00:51,608 INFO L264 CegarLoopResult]: At program point testENTRY(lines 91 154) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-12 18:00:51,609 INFO L268 CegarLoopResult]: For program point testFINAL(lines 91 154) no Hoare annotation was computed. [2020-10-12 18:00:51,609 INFO L264 CegarLoopResult]: At program point L147(lines 100 148) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0)) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-12 18:00:51,609 INFO L268 CegarLoopResult]: For program point L137(lines 137 141) no Hoare annotation was computed. [2020-10-12 18:00:51,609 INFO L264 CegarLoopResult]: At program point L137-2(lines 131 142) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-12 18:00:51,609 INFO L268 CegarLoopResult]: For program point L102(lines 101 146) no Hoare annotation was computed. [2020-10-12 18:00:51,609 INFO L268 CegarLoopResult]: For program point L131(lines 131 142) no Hoare annotation was computed. [2020-10-12 18:00:51,609 INFO L264 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-12 18:00:51,609 INFO L268 CegarLoopResult]: For program point L121(lines 121 127) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point L121-1(lines 121 127) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0)) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-12 18:00:51,610 INFO L264 CegarLoopResult]: At program point L144(lines 101 146) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0)) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 1 ~pumpRunning~0) .cse0))) [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point L111(lines 111 117) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point L111-1(lines 111 117) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point L103(lines 103 107) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point testEXIT(lines 91 154) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2020-10-12 18:00:51,610 INFO L268 CegarLoopResult]: For program point L814(lines 814 834) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point L814-1(lines 814 834) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 483 491) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 483 491) the Hoare annotation is: true [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 483 491) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point L445(lines 445 453) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 437 459) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 437 459) no Hoare annotation was computed. [2020-10-12 18:00:51,611 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 437 459) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L785(lines 785 796) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L746-2(lines 746 766) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L767(lines 745 768) no Hoare annotation was computed. [2020-10-12 18:00:51,612 INFO L268 CegarLoopResult]: For program point L726(lines 726 742) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point L786(lines 786 793) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point L747(lines 746 766) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point L743(lines 743 784) no Hoare annotation was computed. [2020-10-12 18:00:51,613 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,614 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:00:51,614 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,614 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 278 285) no Hoare annotation was computed. [2020-10-12 18:00:51,614 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 278 285) no Hoare annotation was computed. [2020-10-12 18:00:51,614 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 278 285) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-12 18:00:51,614 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 350 368) no Hoare annotation was computed. [2020-10-12 18:00:51,614 INFO L268 CegarLoopResult]: For program point L359(lines 359 363) no Hoare annotation was computed. [2020-10-12 18:00:51,614 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 350 368) the Hoare annotation is: true [2020-10-12 18:00:51,615 INFO L271 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: true [2020-10-12 18:00:51,615 INFO L268 CegarLoopResult]: For program point L359-2(lines 359 363) no Hoare annotation was computed. [2020-10-12 18:00:51,615 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 350 368) no Hoare annotation was computed. [2020-10-12 18:00:51,615 INFO L268 CegarLoopResult]: For program point L357-1(line 357) no Hoare annotation was computed. [2020-10-12 18:00:51,615 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 460 468) the Hoare annotation is: true [2020-10-12 18:00:51,615 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 460 468) no Hoare annotation was computed. [2020-10-12 18:00:51,616 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 460 468) no Hoare annotation was computed. [2020-10-12 18:00:51,616 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-12 18:00:51,616 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 416 427) no Hoare annotation was computed. [2020-10-12 18:00:51,616 INFO L268 CegarLoopResult]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2020-10-12 18:00:51,616 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,616 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,616 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,617 INFO L264 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and .cse0 .cse1) .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1) .cse3 (and .cse0 .cse1 (not (= 2 ~waterLevel~0)))))) [2020-10-12 18:00:51,617 INFO L264 CegarLoopResult]: At program point L180(lines 180 186) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 2 ~waterLevel~0)))) (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= 1 ~systemActive~0))) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (and .cse4 .cse3 .cse5))) (and (let ((.cse1 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (= ~pumpRunning~0 0))) (or .cse0 (and .cse1 .cse2) (not (<= 1 |old(~pumpRunning~0)|)) (and .cse1 .cse3) (and .cse4 .cse2 .cse5) .cse6 .cse7)) (or .cse0 .cse4 .cse6 .cse8) (or .cse0 .cse6 .cse8 (and (<= 1 ~pumpRunning~0) (<= 2 ~waterLevel~0)) .cse7)))) [2020-10-12 18:00:51,617 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 169 192) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2))) [2020-10-12 18:00:51,617 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-12 18:00:51,617 INFO L268 CegarLoopResult]: For program point L173(lines 172 191) no Hoare annotation was computed. [2020-10-12 18:00:51,617 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 169 192) no Hoare annotation was computed. [2020-10-12 18:00:51,618 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 169 192) no Hoare annotation was computed. [2020-10-12 18:00:51,618 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2020-10-12 18:00:51,618 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~waterLevel~0)| 2) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2))) [2020-10-12 18:00:51,619 INFO L271 CegarLoopResult]: At program point L919(lines 894 923) the Hoare annotation is: true [2020-10-12 18:00:51,619 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-12 18:00:51,619 INFO L268 CegarLoopResult]: For program point L908(lines 908 912) no Hoare annotation was computed. [2020-10-12 18:00:51,619 INFO L264 CegarLoopResult]: At program point L908-1(lines 908 912) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 ~systemActive~0)))) (and (let ((.cse2 (or (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5))) (or .cse0 .cse1 (and .cse2 .cse3) (and .cse2 (= ~pumpRunning~0 0)) .cse4)) (or .cse0 .cse1 .cse4 (not (= 2 ~waterLevel~0))) (or (and .cse5 .cse3) .cse0 (= |old(~waterLevel~0)| 2) .cse4 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,619 INFO L268 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-12 18:00:51,620 INFO L264 CegarLoopResult]: At program point L904-2(lines 904 918) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 ~systemActive~0)))) (and (let ((.cse2 (or (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5))) (or .cse0 .cse1 (and .cse2 .cse3) (and .cse2 (= ~pumpRunning~0 0)) .cse4)) (or .cse0 .cse1 .cse4 (not (= 2 ~waterLevel~0))) (or (and .cse5 .cse3) .cse0 (= |old(~waterLevel~0)| 2) .cse4 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,620 INFO L264 CegarLoopResult]: At program point L900(line 900) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~waterLevel~0)| 2) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2))) [2020-10-12 18:00:51,620 INFO L268 CegarLoopResult]: For program point L900-1(line 900) no Hoare annotation was computed. [2020-10-12 18:00:51,620 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 428 436) the Hoare annotation is: true [2020-10-12 18:00:51,620 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 428 436) no Hoare annotation was computed. [2020-10-12 18:00:51,620 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 428 436) no Hoare annotation was computed. [2020-10-12 18:00:51,620 INFO L268 CegarLoopResult]: For program point L512(lines 512 518) no Hoare annotation was computed. [2020-10-12 18:00:51,620 INFO L264 CegarLoopResult]: At program point L510(line 510) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-12 18:00:51,620 INFO L268 CegarLoopResult]: For program point L510-1(line 510) no Hoare annotation was computed. [2020-10-12 18:00:51,621 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 493 525) no Hoare annotation was computed. [2020-10-12 18:00:51,621 INFO L268 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2020-10-12 18:00:51,621 INFO L268 CegarLoopResult]: For program point L508-1(lines 493 525) no Hoare annotation was computed. [2020-10-12 18:00:51,621 INFO L271 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: true [2020-10-12 18:00:51,621 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 493 525) the Hoare annotation is: true [2020-10-12 18:00:51,621 INFO L268 CegarLoopResult]: For program point L506-1(line 506) no Hoare annotation was computed. [2020-10-12 18:00:51,621 INFO L268 CegarLoopResult]: For program point L502(lines 502 522) no Hoare annotation was computed. [2020-10-12 18:00:51,621 INFO L271 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: true [2020-10-12 18:00:51,622 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-10-12 18:00:51,622 INFO L264 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-12 18:00:51,623 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 392 403) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-12 18:00:51,623 INFO L268 CegarLoopResult]: For program point L396-1(lines 392 403) no Hoare annotation was computed. [2020-10-12 18:00:51,623 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 392 403) no Hoare annotation was computed. [2020-10-12 18:00:51,623 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2020-10-12 18:00:51,623 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2020-10-12 18:00:51,623 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,623 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-12 18:00:51,623 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:00:51,624 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:00:51,624 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 201 225) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,624 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:00:51,624 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 201 225) no Hoare annotation was computed. [2020-10-12 18:00:51,624 INFO L268 CegarLoopResult]: For program point L220-1(lines 201 225) no Hoare annotation was computed. [2020-10-12 18:00:51,624 INFO L264 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0) (not .cse0)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2020-10-12 18:00:51,625 INFO L264 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (<= 1 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,625 INFO L268 CegarLoopResult]: For program point L209(lines 209 217) no Hoare annotation was computed. [2020-10-12 18:00:51,625 INFO L264 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,625 INFO L268 CegarLoopResult]: For program point L207-1(line 207) no Hoare annotation was computed. [2020-10-12 18:00:51,625 INFO L268 CegarLoopResult]: For program point L205(lines 205 222) no Hoare annotation was computed. [2020-10-12 18:00:51,625 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 404 415) no Hoare annotation was computed. [2020-10-12 18:00:51,625 INFO L268 CegarLoopResult]: For program point L408-1(lines 404 415) no Hoare annotation was computed. [2020-10-12 18:00:51,625 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 404 415) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~waterLevel~0)| 2) (not (= ~pumpRunning~0 0)) .cse2) (or .cse0 (not (<= 1 ~pumpRunning~0)) .cse1 .cse2))) [2020-10-12 18:00:51,625 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-12 18:00:51,626 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-12 18:00:51,626 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-12 18:00:51,626 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-12 18:00:51,626 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 227 251) no Hoare annotation was computed. [2020-10-12 18:00:51,626 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 227 251) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,626 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 18:00:51,626 INFO L268 CegarLoopResult]: For program point L246-1(lines 227 251) no Hoare annotation was computed. [2020-10-12 18:00:51,627 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:00:51,627 INFO L264 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:00:51,627 INFO L268 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-10-12 18:00:51,627 INFO L264 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (= 2 ~waterLevel~0) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-12 18:00:51,627 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-10-12 18:00:51,627 INFO L268 CegarLoopResult]: For program point L231(lines 231 248) no Hoare annotation was computed. [2020-10-12 18:00:51,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:00:51 BoogieIcfgContainer [2020-10-12 18:00:51,658 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:00:51,659 INFO L168 Benchmark]: Toolchain (without parser) took 125018.33 ms. Allocated memory was 139.5 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 101.6 MB in the beginning and 662.5 MB in the end (delta: -560.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:00:51,660 INFO L168 Benchmark]: CDTParser took 0.21 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: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:00:51,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.55 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 171.1 MB in the end (delta: -69.8 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-10-12 18:00:51,660 INFO L168 Benchmark]: Boogie Preprocessor took 86.63 ms. Allocated memory is still 203.4 MB. Free memory was 171.1 MB in the beginning and 167.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-12 18:00:51,661 INFO L168 Benchmark]: RCFGBuilder took 1574.12 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 167.0 MB in the beginning and 194.9 MB in the end (delta: -27.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2020-10-12 18:00:51,661 INFO L168 Benchmark]: TraceAbstraction took 122651.07 ms. Allocated memory was 235.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 194.9 MB in the beginning and 662.5 MB in the end (delta: -467.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:00:51,663 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.55 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 171.1 MB in the end (delta: -69.8 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.63 ms. Allocated memory is still 203.4 MB. Free memory was 171.1 MB in the beginning and 167.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1574.12 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 167.0 MB in the beginning and 194.9 MB in the end (delta: -27.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 122651.07 ms. Allocated memory was 235.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 194.9 MB in the beginning and 662.5 MB in the end (delta: -467.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && !(2 == waterLevel)) && waterLevel <= 2) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || (1 <= pumpRunning && waterLevel <= 2) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && !(2 == waterLevel)) && waterLevel <= 2) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || (1 <= pumpRunning && waterLevel <= 2) - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: (((((!(\old(waterLevel) <= 2) || !(1 <= \old(pumpRunning))) || ((waterLevel + 1 <= \old(waterLevel) || \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || ((waterLevel + 1 <= \old(waterLevel) || \old(waterLevel) == waterLevel) && pumpRunning == 0)) || !(1 == systemActive)) && (((!(\old(waterLevel) <= 2) || !(1 <= \old(pumpRunning))) || !(1 == systemActive)) || !(2 == waterLevel))) && (((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) <= 2)) || \old(waterLevel) == 2) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 81.4s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 46.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 41.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1753 SDtfs, 4614 SDslu, 2855 SDs, 0 SdLazy, 13094 SolverSat, 3188 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 554 GetRequests, 362 SyntacticMatches, 2 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 18.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1139occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 947 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 3417 PreInvPairs, 3871 NumberOfFragments, 1838 HoareAnnotationTreeSize, 3417 FomulaSimplifications, 49477599 FormulaSimplificationTreeSizeReduction, 14.4s HoareSimplificationTime, 67 FomulaSimplificationsInter, 574663 FormulaSimplificationTreeSizeReductionInter, 26.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 32.5s InterpolantComputationTime, 956 NumberOfCodeBlocks, 956 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 946 ConstructedInterpolants, 0 QuantifiedInterpolants, 353696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 72/83 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...