/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:06:32,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:06:32,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:06:32,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:06:32,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:06:32,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:06:32,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:06:32,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:06:32,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:06:32,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:06:32,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:06:32,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:06:32,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:06:32,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:06:32,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:06:32,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:06:32,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:06:32,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:06:32,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:06:32,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:06:32,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:06:32,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:06:32,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:06:32,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:06:32,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:06:32,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:06:32,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:06:32,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:06:32,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:06:32,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:06:32,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:06:32,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:06:32,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:06:32,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:06:32,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:06:32,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:06:32,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:06:32,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:06:32,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:06:32,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:06:32,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:06:32,488 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 [2020-09-21 11:06:32,528 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:06:32,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:06:32,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:06:32,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:06:32,531 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:06:32,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:06:32,531 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:06:32,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:06:32,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:06:32,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:06:32,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:06:32,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:06:32,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:06:32,534 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:06:32,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:06:32,534 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:06:32,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:06:32,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:06:32,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:06:32,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:06:32,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:06:32,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:06:32,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:06:32,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:06:32,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:06:32,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:06:32,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:06:32,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:06:32,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:06:32,537 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:06:32,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:06:33,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:06:33,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:06:33,029 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:06:33,030 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:06:33,031 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-09-21 11:06:33,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f5e64d9e/022db72e2f984f36acc01995bdda8741/FLAG4aace0448 [2020-09-21 11:06:33,743 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:06:33,744 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-09-21 11:06:33,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f5e64d9e/022db72e2f984f36acc01995bdda8741/FLAG4aace0448 [2020-09-21 11:06:33,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5f5e64d9e/022db72e2f984f36acc01995bdda8741 [2020-09-21 11:06:33,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:06:33,980 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:06:33,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:33,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:06:33,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:06:33,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:33" (1/1) ... [2020-09-21 11:06:33,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:33, skipping insertion in model container [2020-09-21 11:06:33,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:06:33" (1/1) ... [2020-09-21 11:06:34,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:06:34,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:06:34,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:34,568 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:06:34,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:06:34,685 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:06:34,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34 WrapperNode [2020-09-21 11:06:34,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:06:34,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:06:34,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:06:34,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:06:34,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (1/1) ... [2020-09-21 11:06:34,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:06:34,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:06:34,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:06:34,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:06:34,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (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 [2020-09-21 11:06:34,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:06:34,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:06:34,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:06:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:06:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:06:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:06:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:06:34,893 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:06:34,894 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:06:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 11:06:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:06:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:06:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:06:34,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:06:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:06:34,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:06:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:06:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:34,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:06:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:06:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:06:34,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:06:34,900 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:06:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:06:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:06:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:06:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:06:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:06:34,902 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:06:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:06:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:06:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:06:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:06:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:06:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:06:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:06:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:06:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:06:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:06:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:06:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:06:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:06:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:06:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:06:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:06:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:06:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:06:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:06:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:06:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:06:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:06:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:06:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:06:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:06:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:06:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:06:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:06:34,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:06:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:06:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:06:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:06:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:06:34,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:06:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:06:34,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:06:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:06:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:06:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:06:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:06:34,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:06:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:06:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:06:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:06:35,922 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:06:35,922 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:06:35,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:35 BoogieIcfgContainer [2020-09-21 11:06:35,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:06:35,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:06:35,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:06:35,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:06:35,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:06:33" (1/3) ... [2020-09-21 11:06:35,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6a1977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:35, skipping insertion in model container [2020-09-21 11:06:35,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:06:34" (2/3) ... [2020-09-21 11:06:35,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6a1977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:06:35, skipping insertion in model container [2020-09-21 11:06:35,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:06:35" (3/3) ... [2020-09-21 11:06:35,942 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2020-09-21 11:06:35,954 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:06:35,966 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:06:35,984 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:06:36,015 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:06:36,015 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:06:36,016 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:06:36,016 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:06:36,016 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:06:36,016 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:06:36,016 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:06:36,016 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:06:36,041 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-09-21 11:06:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:06:36,052 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:36,053 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] [2020-09-21 11:06:36,054 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:36,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:36,060 INFO L82 PathProgramCache]: Analyzing trace with hash 695039274, now seen corresponding path program 1 times [2020-09-21 11:06:36,069 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:36,070 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1458995346] [2020-09-21 11:06:36,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:36,374 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:36,375 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:36,375 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:36,375 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:36,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:06:36,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:36,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 11:06:36,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:06:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:36,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:36,836 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:36,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:36,866 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:36,866 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:36,866 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:36,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:36,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:36,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:36,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:06:36,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:36,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:36,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:36,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:36,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:36,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:36,976 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:36,977 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:36,977 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:36,978 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:36,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:36,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:36,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:36,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:36,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:36,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:36,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:36,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:36,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:36,984 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:36,985 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:36,985 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:36,985 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:36,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:36,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:36,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:36,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:36,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:36,992 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:36,993 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:36,993 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:36,993 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:36,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:36,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:36,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:36,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:36,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:36,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:37,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 18 [2020-09-21 11:06:37,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:37,021 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:37,021 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:37,021 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:37,021 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:37,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:37,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:37,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:37,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:37,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:37,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:37,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:37,034 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:37,034 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:37,035 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:37,035 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:37,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:37,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:37,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:37,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:37,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:37,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:37,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:37,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:37,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:06:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:37,044 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:37,045 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:37,045 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:37,045 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:37,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:37,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:37,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:37,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:37,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:37,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:37,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:37,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:37,051 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:37,052 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:37,052 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:37,052 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:37,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:37,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:37,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:37,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:37,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:37,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:37,074 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1458995346] [2020-09-21 11:06:37,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:37,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:06:37,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396153282] [2020-09-21 11:06:37,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:06:37,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:37,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:06:37,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:37,109 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 4 states. [2020-09-21 11:06:38,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:38,036 INFO L93 Difference]: Finished difference Result 229 states and 304 transitions. [2020-09-21 11:06:38,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:06:38,039 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:06:38,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:38,055 INFO L225 Difference]: With dead ends: 229 [2020-09-21 11:06:38,055 INFO L226 Difference]: Without dead ends: 131 [2020-09-21 11:06:38,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:06:38,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-09-21 11:06:38,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2020-09-21 11:06:38,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 11:06:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-09-21 11:06:38,167 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 51 [2020-09-21 11:06:38,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:38,168 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-09-21 11:06:38,168 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:06:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-09-21 11:06:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:06:38,172 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:38,172 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] [2020-09-21 11:06:38,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:06:38,173 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:38,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:38,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1984182024, now seen corresponding path program 1 times [2020-09-21 11:06:38,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:38,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1562528733] [2020-09-21 11:06:38,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,234 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,234 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,234 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,234 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:06:38,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:06:38,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:38,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:06:38,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:06:38,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:38,509 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:38,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,517 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,518 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,518 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,518 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:38,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:38,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,557 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,557 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,557 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,557 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:38,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:38,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:38,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,561 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,561 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,562 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,562 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:38,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:38,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:38,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,566 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,566 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,566 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,567 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:38,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:38,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:38,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,572 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,572 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,572 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,572 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:38,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:38,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:38,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,586 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,586 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,587 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,587 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:38,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:38,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:06:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,593 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,593 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,593 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,593 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:38,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:38,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:06:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:38,599 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:38,599 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:38,600 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:38,600 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:38,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:38,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:38,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:38,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:38,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:38,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:38,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:38,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1562528733] [2020-09-21 11:06:38,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:38,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:38,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987078353] [2020-09-21 11:06:38,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:38,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:38,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:38,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:38,614 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 5 states. [2020-09-21 11:06:39,134 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:39,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:39,897 INFO L93 Difference]: Finished difference Result 161 states and 201 transitions. [2020-09-21 11:06:39,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:39,897 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:39,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:39,901 INFO L225 Difference]: With dead ends: 161 [2020-09-21 11:06:39,901 INFO L226 Difference]: Without dead ends: 121 [2020-09-21 11:06:39,902 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:39,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-09-21 11:06:39,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 90. [2020-09-21 11:06:39,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-09-21 11:06:39,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 102 transitions. [2020-09-21 11:06:39,935 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 102 transitions. Word has length 52 [2020-09-21 11:06:39,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:39,936 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 102 transitions. [2020-09-21 11:06:39,936 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2020-09-21 11:06:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:06:39,938 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:39,938 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] [2020-09-21 11:06:39,939 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:39,939 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:39,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:39,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1900976134, now seen corresponding path program 1 times [2020-09-21 11:06:39,939 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:39,940 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [898797217] [2020-09-21 11:06:39,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:40,417 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,418 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,418 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:06:40,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 426 [2020-09-21 11:06:40,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:40,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:40,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:06:40,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,771 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:40,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,836 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,836 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,836 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,837 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:40,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-21 11:06:40,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:40,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,881 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,882 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,882 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,882 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:40,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:40,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:40,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,887 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,887 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,887 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,888 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:40,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:40,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:40,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:40,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,893 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,893 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,893 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,893 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:40,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:40,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:40,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:40,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,899 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,899 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,899 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,899 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:40,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:40,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,913 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,914 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,914 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,914 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:40,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:40,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:40,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,919 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,919 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,919 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,919 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:40,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:40,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:40,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:40,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:06:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:40,924 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:40,924 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:40,924 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:40,925 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:40,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:40,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:40,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:40,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:40,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:40,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:40,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:40,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:40,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:40,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [898797217] [2020-09-21 11:06:40,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:40,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:40,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319664437] [2020-09-21 11:06:40,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:40,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:40,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:40,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:40,937 INFO L87 Difference]: Start difference. First operand 90 states and 102 transitions. Second operand 5 states. [2020-09-21 11:06:41,313 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:42,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:42,504 INFO L93 Difference]: Finished difference Result 252 states and 316 transitions. [2020-09-21 11:06:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:42,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:06:42,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:42,508 INFO L225 Difference]: With dead ends: 252 [2020-09-21 11:06:42,508 INFO L226 Difference]: Without dead ends: 190 [2020-09-21 11:06:42,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:42,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-09-21 11:06:42,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 136. [2020-09-21 11:06:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-09-21 11:06:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-09-21 11:06:42,552 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 57 [2020-09-21 11:06:42,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:42,553 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-09-21 11:06:42,553 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-09-21 11:06:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:06:42,555 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:42,555 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:42,555 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:42,556 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:42,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:42,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1671708304, now seen corresponding path program 1 times [2020-09-21 11:06:42,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:42,556 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1674536071] [2020-09-21 11:06:42,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:42,880 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:42,881 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:42,881 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:42,881 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:42,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-09-21 11:06:42,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:42,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 277 [2020-09-21 11:06:42,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:42,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:42,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-21 11:06:42,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:43,319 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:43,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,397 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,397 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,397 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,397 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:43,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-21 11:06:43,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:43,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,444 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,444 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,444 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,445 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:43,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:43,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:43,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,450 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,450 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,450 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,451 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:43,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:43,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:43,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,456 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,457 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,457 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,457 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:43,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:43,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:43,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,464 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,464 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,464 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,464 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:43,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:43,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:43,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,491 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,491 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,491 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,495 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:43,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:06:43,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:43,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:06:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,504 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,504 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,504 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,505 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:43,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:43,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:43,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:43,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:06:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,517 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,517 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,517 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,517 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:43,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:06:43,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:43,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:43,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:43,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:06:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:43,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:43,542 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:43,542 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:43,542 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:43,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:43,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:43,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:43,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:43,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:43,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:43,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:43,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:43,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:43,553 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1674536071] [2020-09-21 11:06:43,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:43,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:06:43,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074109335] [2020-09-21 11:06:43,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:06:43,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:43,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:06:43,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:06:43,556 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 8 states. [2020-09-21 11:06:43,926 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:45,068 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:45,406 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:45,706 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:46,006 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:46,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:46,562 INFO L93 Difference]: Finished difference Result 400 states and 517 transitions. [2020-09-21 11:06:46,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:06:46,563 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-09-21 11:06:46,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:46,567 INFO L225 Difference]: With dead ends: 400 [2020-09-21 11:06:46,567 INFO L226 Difference]: Without dead ends: 292 [2020-09-21 11:06:46,569 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:06:46,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-09-21 11:06:46,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 227. [2020-09-21 11:06:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-09-21 11:06:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 268 transitions. [2020-09-21 11:06:46,647 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 268 transitions. Word has length 60 [2020-09-21 11:06:46,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:46,647 INFO L479 AbstractCegarLoop]: Abstraction has 227 states and 268 transitions. [2020-09-21 11:06:46,648 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:06:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 268 transitions. [2020-09-21 11:06:46,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:06:46,651 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:46,651 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] [2020-09-21 11:06:46,651 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:46,652 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:46,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:46,652 INFO L82 PathProgramCache]: Analyzing trace with hash 2018803980, now seen corresponding path program 1 times [2020-09-21 11:06:46,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:46,652 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1693972673] [2020-09-21 11:06:46,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,040 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,040 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,040 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,041 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:06:47,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 344 [2020-09-21 11:06:47,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:47,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:47,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-09-21 11:06:47,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:47,429 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:47,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,490 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,490 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,490 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:47,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,525 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,525 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,525 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,525 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:47,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:47,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,530 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,531 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,531 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,531 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:47,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:47,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,536 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,536 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,536 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,537 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:47,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,542 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,542 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,542 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:47,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:47,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,560 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,560 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,560 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:47,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,576 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,576 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,576 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,577 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:47,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:06:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,582 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,582 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,582 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,583 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:47,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:47,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:06:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,588 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,588 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,588 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,588 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:47,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:47,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:47,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:06:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:47,595 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:47,595 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:47,595 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:47,596 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:47,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:47,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:47,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:47,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:47,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:47,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:47,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:47,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:47,620 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1693972673] [2020-09-21 11:06:47,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:47,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:47,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545970227] [2020-09-21 11:06:47,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:47,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:47,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:47,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:47,622 INFO L87 Difference]: Start difference. First operand 227 states and 268 transitions. Second operand 9 states. [2020-09-21 11:06:48,069 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:49,099 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:49,422 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:49,730 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:50,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:50,101 INFO L93 Difference]: Finished difference Result 466 states and 604 transitions. [2020-09-21 11:06:50,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-21 11:06:50,103 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 11:06:50,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:50,104 INFO L225 Difference]: With dead ends: 466 [2020-09-21 11:06:50,104 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:06:50,110 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:06:50,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:06:50,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:06:50,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:06:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:06:50,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-09-21 11:06:50,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:50,112 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:06:50,112 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:06:50,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:06:50,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:06:50,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:06:50,335 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:50,564 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 6 [2020-09-21 11:06:50,734 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:50,908 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:51,087 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:51,312 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 6 [2020-09-21 11:06:51,481 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:51,668 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 6 [2020-09-21 11:06:51,846 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 6 [2020-09-21 11:06:52,175 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:52,545 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:06:52,921 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:53,268 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:06:53,615 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:06:53,984 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:54,269 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:54,555 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:06:54,922 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:55,290 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:55,572 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:06:55,742 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:55,970 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 6 [2020-09-21 11:06:56,265 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:56,611 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:06:56,977 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:57,321 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:06:57,665 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 190 [2020-09-21 11:06:58,032 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:58,320 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:58,602 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:06:58,968 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:59,334 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:59,619 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 189 [2020-09-21 11:06:59,769 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:59,921 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:00,083 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:00,232 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:00,386 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:00,540 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:00,698 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:00,855 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:01,163 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:01,474 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:01,775 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:02,084 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:02,386 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:02,702 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:02,846 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:03,004 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:03,152 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:03,304 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:03,463 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:03,615 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:03,768 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:03,925 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,078 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:04,231 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:04,389 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:04,542 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:04,691 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:04,850 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,008 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,158 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:05,315 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:05,474 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:05,623 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:05,762 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 6 [2020-09-21 11:07:05,921 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:06,078 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:06,230 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:06,385 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:06,538 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:06,686 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:06,844 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:07,002 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:07,156 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:07,311 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:07,465 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:07,623 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:07,780 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:07,939 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:08,096 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:08,260 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:08,423 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:08,575 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:08,727 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:08,875 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:09,028 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:09,187 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:09,344 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:09,646 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:09,955 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:10,261 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:10,568 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:10,873 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 11:07:11,174 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-09-21 11:07:11,329 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:07:11,485 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:07:11,639 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:07:11,805 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:07:12,052 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:12,300 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:12,537 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:12,853 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:13,240 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 12 [2020-09-21 11:07:13,481 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:07:13,899 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 12 [2020-09-21 11:07:14,310 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 13 [2020-09-21 11:07:14,534 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:14,936 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:15,158 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:15,550 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 8 [2020-09-21 11:07:15,821 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:07:16,035 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:07:16,459 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 12 [2020-09-21 11:07:16,719 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:07:17,151 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-09-21 11:07:17,368 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-09-21 11:07:17,622 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:17,865 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 11:07:18,288 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:18,704 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-09-21 11:07:19,116 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 8 [2020-09-21 11:07:19,121 INFO L268 CegarLoopResult]: For program point L538(lines 515 539) no Hoare annotation was computed. [2020-09-21 11:07:19,121 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 491 546) no Hoare annotation was computed. [2020-09-21 11:07:19,121 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-09-21 11:07:19,122 INFO L268 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-09-21 11:07:19,122 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 491 546) no Hoare annotation was computed. [2020-09-21 11:07:19,122 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-09-21 11:07:19,122 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 491 546) no Hoare annotation was computed. [2020-09-21 11:07:19,122 INFO L268 CegarLoopResult]: For program point L516-2(lines 516 537) no Hoare annotation was computed. [2020-09-21 11:07:19,122 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-09-21 11:07:19,123 INFO L268 CegarLoopResult]: For program point L573-2(lines 573 598) no Hoare annotation was computed. [2020-09-21 11:07:19,123 INFO L268 CegarLoopResult]: For program point L599(lines 572 600) no Hoare annotation was computed. [2020-09-21 11:07:19,123 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 547 606) no Hoare annotation was computed. [2020-09-21 11:07:19,123 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-09-21 11:07:19,123 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-09-21 11:07:19,123 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 547 606) no Hoare annotation was computed. [2020-09-21 11:07:19,124 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 547 606) no Hoare annotation was computed. [2020-09-21 11:07:19,124 INFO L268 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-09-21 11:07:19,124 INFO L268 CegarLoopResult]: For program point L579-1(lines 579 583) no Hoare annotation was computed. [2020-09-21 11:07:19,124 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:07:19,124 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:07:19,125 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:07:19,125 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:07:19,125 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:07:19,125 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 878 900) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,126 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,126 INFO L264 CegarLoopResult]: At program point L890-1(line 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,127 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 878 900) no Hoare annotation was computed. [2020-09-21 11:07:19,127 INFO L268 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-09-21 11:07:19,127 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 895) no Hoare annotation was computed. [2020-09-21 11:07:19,127 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-09-21 11:07:19,127 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,128 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,128 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,129 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 878 900) no Hoare annotation was computed. [2020-09-21 11:07:19,129 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 836 859) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 836 859) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 836 859) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-09-21 11:07:19,130 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-09-21 11:07:19,131 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 285 299) no Hoare annotation was computed. [2020-09-21 11:07:19,132 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 285 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:07:19,132 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 285 299) no Hoare annotation was computed. [2020-09-21 11:07:19,132 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:07:19,132 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 195 202) no Hoare annotation was computed. [2020-09-21 11:07:19,132 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 195 202) no Hoare annotation was computed. [2020-09-21 11:07:19,132 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 195 202) no Hoare annotation was computed. [2020-09-21 11:07:19,132 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 240 248) no Hoare annotation was computed. [2020-09-21 11:07:19,132 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 240 248) the Hoare annotation is: true [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 240 248) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point L256(lines 256 264) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 249 284) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point L268(lines 268 276) no Hoare annotation was computed. [2020-09-21 11:07:19,133 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 249 284) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 249 284) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 445 490) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 445 490) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 445 490) no Hoare annotation was computed. [2020-09-21 11:07:19,134 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 758 803) no Hoare annotation was computed. [2020-09-21 11:07:19,135 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 758 803) no Hoare annotation was computed. [2020-09-21 11:07:19,135 INFO L268 CegarLoopResult]: For program point L778(lines 778 785) no Hoare annotation was computed. [2020-09-21 11:07:19,135 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 758 803) no Hoare annotation was computed. [2020-09-21 11:07:19,135 INFO L268 CegarLoopResult]: For program point L772(lines 772 792) no Hoare annotation was computed. [2020-09-21 11:07:19,135 INFO L268 CegarLoopResult]: For program point L772-1(lines 772 792) no Hoare annotation was computed. [2020-09-21 11:07:19,135 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 867 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,135 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 867 877) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 11:07:19,136 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 867 877) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 229 239) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 229 239) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L268 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 229 239) no Hoare annotation was computed. [2020-09-21 11:07:19,136 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 221 228) the Hoare annotation is: true [2020-09-21 11:07:19,137 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 221 228) no Hoare annotation was computed. [2020-09-21 11:07:19,137 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 221 228) no Hoare annotation was computed. [2020-09-21 11:07:19,137 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 188 194) no Hoare annotation was computed. [2020-09-21 11:07:19,137 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 188 194) the Hoare annotation is: true [2020-09-21 11:07:19,137 INFO L264 CegarLoopResult]: At program point testENTRY(lines 84 151) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,137 INFO L268 CegarLoopResult]: For program point L95(lines 94 143) no Hoare annotation was computed. [2020-09-21 11:07:19,137 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,137 INFO L268 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-09-21 11:07:19,138 INFO L268 CegarLoopResult]: For program point testFINAL(lines 84 151) no Hoare annotation was computed. [2020-09-21 11:07:19,138 INFO L264 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,138 INFO L268 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2020-09-21 11:07:19,138 INFO L268 CegarLoopResult]: For program point L114-1(lines 114 120) no Hoare annotation was computed. [2020-09-21 11:07:19,138 INFO L264 CegarLoopResult]: At program point L141(lines 94 143) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,138 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,138 INFO L268 CegarLoopResult]: For program point L104(lines 104 110) no Hoare annotation was computed. [2020-09-21 11:07:19,139 INFO L268 CegarLoopResult]: For program point L104-1(lines 104 110) no Hoare annotation was computed. [2020-09-21 11:07:19,139 INFO L268 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-09-21 11:07:19,139 INFO L264 CegarLoopResult]: At program point L144(lines 93 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:07:19,139 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,139 INFO L268 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-09-21 11:07:19,139 INFO L264 CegarLoopResult]: At program point L132-1(lines 124 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,139 INFO L268 CegarLoopResult]: For program point testEXIT(lines 84 151) no Hoare annotation was computed. [2020-09-21 11:07:19,139 INFO L268 CegarLoopResult]: For program point L732(lines 732 739) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 712 757) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point L726(lines 726 746) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point L726-1(lines 726 746) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 712 757) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 712 757) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 319 347) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:19,140 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-09-21 11:07:19,140 INFO L268 CegarLoopResult]: For program point L331(lines 331 341) no Hoare annotation was computed. [2020-09-21 11:07:19,141 INFO L264 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-09-21 11:07:19,141 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-09-21 11:07:19,141 INFO L268 CegarLoopResult]: For program point L327(lines 327 344) no Hoare annotation was computed. [2020-09-21 11:07:19,141 INFO L268 CegarLoopResult]: For program point L327-1(lines 319 347) no Hoare annotation was computed. [2020-09-21 11:07:19,141 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:19,141 INFO L268 CegarLoopResult]: For program point L325-1(line 325) no Hoare annotation was computed. [2020-09-21 11:07:19,141 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 319 347) no Hoare annotation was computed. [2020-09-21 11:07:19,141 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 397 419) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 397 419) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 397 419) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 311 318) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 311 318) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 311 318) no Hoare annotation was computed. [2020-09-21 11:07:19,142 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 609 711) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point L638(lines 638 654) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point L659(lines 658 678) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-09-21 11:07:19,143 INFO L268 CegarLoopResult]: For program point L655(lines 655 696) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 609 711) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L697(lines 697 708) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L660(lines 660 664) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 609 711) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L658-2(lines 658 678) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point L679(lines 657 680) no Hoare annotation was computed. [2020-09-21 11:07:19,144 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,145 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~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~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.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~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:07:19,145 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,145 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-09-21 11:07:19,145 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-09-21 11:07:19,145 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 204 220) no Hoare annotation was computed. [2020-09-21 11:07:19,145 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 204 220) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point L215-1(lines 204 220) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 420 428) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 420 428) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 420 428) no Hoare annotation was computed. [2020-09-21 11:07:19,146 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 376 387) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:07:19,146 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-09-21 11:07:19,147 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 376 387) no Hoare annotation was computed. [2020-09-21 11:07:19,147 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,147 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,147 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,147 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,147 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,147 INFO L264 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,147 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-09-21 11:07:19,148 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:07:19,148 INFO L268 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-09-21 11:07:19,148 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-09-21 11:07:19,148 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 806 835) no Hoare annotation was computed. [2020-09-21 11:07:19,148 INFO L271 CegarLoopResult]: At program point L831(lines 806 835) the Hoare annotation is: true [2020-09-21 11:07:19,148 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 806 835) the Hoare annotation is: true [2020-09-21 11:07:19,148 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-09-21 11:07:19,148 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-09-21 11:07:19,148 INFO L271 CegarLoopResult]: At program point L820-1(lines 820 824) the Hoare annotation is: true [2020-09-21 11:07:19,149 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-09-21 11:07:19,149 INFO L271 CegarLoopResult]: At program point L816-2(lines 816 830) the Hoare annotation is: true [2020-09-21 11:07:19,149 INFO L271 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: true [2020-09-21 11:07:19,149 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-09-21 11:07:19,149 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 388 396) the Hoare annotation is: true [2020-09-21 11:07:19,149 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 388 396) no Hoare annotation was computed. [2020-09-21 11:07:19,149 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 388 396) no Hoare annotation was computed. [2020-09-21 11:07:19,149 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 352 363) the Hoare annotation is: true [2020-09-21 11:07:19,149 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 352 363) no Hoare annotation was computed. [2020-09-21 11:07:19,150 INFO L268 CegarLoopResult]: For program point L356-1(lines 352 363) no Hoare annotation was computed. [2020-09-21 11:07:19,150 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 860 866) no Hoare annotation was computed. [2020-09-21 11:07:19,150 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 860 866) the Hoare annotation is: true [2020-09-21 11:07:19,150 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,150 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:07:19,150 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:07:19,150 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:07:19,150 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 300 307) no Hoare annotation was computed. [2020-09-21 11:07:19,151 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 300 307) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,151 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 300 307) no Hoare annotation was computed. [2020-09-21 11:07:19,151 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-09-21 11:07:19,151 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 364 375) no Hoare annotation was computed. [2020-09-21 11:07:19,151 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 364 375) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:07:19,151 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 430 437) no Hoare annotation was computed. [2020-09-21 11:07:19,151 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2020-09-21 11:07:19,152 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 430 437) the Hoare annotation is: true [2020-09-21 11:07:19,152 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 430 437) no Hoare annotation was computed. [2020-09-21 11:07:19,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:07:19 BoogieIcfgContainer [2020-09-21 11:07:19,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:07:19,176 INFO L168 Benchmark]: Toolchain (without parser) took 45200.70 ms. Allocated memory was 109.1 MB in the beginning and 524.8 MB in the end (delta: 415.8 MB). Free memory was 72.9 MB in the beginning and 264.4 MB in the end (delta: -191.5 MB). Peak memory consumption was 382.0 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:19,177 INFO L168 Benchmark]: CDTParser took 0.79 ms. Allocated memory is still 109.1 MB. Free memory was 91.1 MB in the beginning and 91.0 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. [2020-09-21 11:07:19,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.16 ms. Allocated memory was 109.1 MB in the beginning and 169.9 MB in the end (delta: 60.8 MB). Free memory was 72.3 MB in the beginning and 146.4 MB in the end (delta: -74.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:19,178 INFO L168 Benchmark]: Boogie Preprocessor took 121.50 ms. Allocated memory is still 169.9 MB. Free memory was 146.4 MB in the beginning and 142.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:19,179 INFO L168 Benchmark]: RCFGBuilder took 1122.99 ms. Allocated memory was 169.9 MB in the beginning and 186.6 MB in the end (delta: 16.8 MB). Free memory was 142.2 MB in the beginning and 131.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:19,179 INFO L168 Benchmark]: TraceAbstraction took 43240.41 ms. Allocated memory was 186.6 MB in the beginning and 524.8 MB in the end (delta: 338.2 MB). Free memory was 130.8 MB in the beginning and 264.4 MB in the end (delta: -133.5 MB). Peak memory consumption was 362.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:07:19,182 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 ms. Allocated memory is still 109.1 MB. Free memory was 91.1 MB in the beginning and 91.0 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.16 ms. Allocated memory was 109.1 MB in the beginning and 169.9 MB in the end (delta: 60.8 MB). Free memory was 72.3 MB in the beginning and 146.4 MB in the end (delta: -74.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.50 ms. Allocated memory is still 169.9 MB. Free memory was 146.4 MB in the beginning and 142.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1122.99 ms. Allocated memory was 169.9 MB in the beginning and 186.6 MB in the end (delta: 16.8 MB). Free memory was 142.2 MB in the beginning and 131.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43240.41 ms. Allocated memory was 186.6 MB in the beginning and 524.8 MB in the end (delta: 338.2 MB). Free memory was 130.8 MB in the beginning and 264.4 MB in the end (delta: -133.5 MB). Peak memory consumption was 362.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 93]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 29.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 422 SDtfs, 591 SDslu, 371 SDs, 0 SdLazy, 1416 SolverSat, 452 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 182 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 296 PreInvPairs, 364 NumberOfFragments, 735 HoareAnnotationTreeSize, 296 FomulaSimplifications, 143184 FormulaSimplificationTreeSizeReduction, 21.6s HoareSimplificationTime, 48 FomulaSimplificationsInter, 11328 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 80181 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...