/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 false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 10:12:45,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:12:45,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:12:45,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:12:45,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:12:45,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:12:45,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:12:45,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:12:45,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:12:45,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:12:45,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:12:45,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:12:45,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:12:45,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:12:45,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:12:45,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:12:45,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:12:45,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:12:45,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:12:45,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:12:45,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:12:45,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:12:45,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:12:45,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:12:45,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:12:45,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:12:45,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:12:45,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:12:45,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:12:45,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:12:45,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:12:45,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:12:45,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:12:45,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:12:45,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:12:45,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:12:45,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:12:45,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:12:45,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:12:45,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:12:45,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:12:45,382 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 10:12:45,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:12:45,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:12:45,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:12:45,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:12:45,412 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:12:45,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:12:45,413 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 10:12:45,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:12:45,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 10:12:45,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:12:45,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:12:45,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:12:45,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:12:45,415 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 10:12:45,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:12:45,415 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:12:45,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:12:45,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:12:45,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:12:45,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:12:45,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:12:45,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:12:45,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:12:45,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:12:45,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:12:45,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:12:45,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:12:45,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:12:45,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:12:45,424 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 -> false [2020-09-21 10:12:45,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:12:45,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:12:45,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:12:45,942 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:12:45,942 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:12:45,944 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-09-21 10:12:46,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80e562141/aeaabba2acfe409d9f8045e7002fafa8/FLAGa70d32a97 [2020-09-21 10:12:46,620 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:12:46,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-09-21 10:12:46,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80e562141/aeaabba2acfe409d9f8045e7002fafa8/FLAGa70d32a97 [2020-09-21 10:12:46,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/80e562141/aeaabba2acfe409d9f8045e7002fafa8 [2020-09-21 10:12:46,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:12:46,855 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:12:46,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:12:46,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:12:46,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:12:46,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:12:46" (1/1) ... [2020-09-21 10:12:46,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27030054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:46, skipping insertion in model container [2020-09-21 10:12:46,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:12:46" (1/1) ... [2020-09-21 10:12:46,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:12:46,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:12:47,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:12:47,531 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 10:12:47,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:12:47,679 INFO L208 MainTranslator]: Completed translation [2020-09-21 10:12:47,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47 WrapperNode [2020-09-21 10:12:47,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:12:47,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 10:12:47,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 10:12:47,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 10:12:47,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... [2020-09-21 10:12:47,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 10:12:47,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 10:12:47,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 10:12:47,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 10:12:47,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:12:47,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 10:12:47,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 10:12:47,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 10:12:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 10:12:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 10:12:47,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 10:12:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 10:12:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 10:12:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 10:12:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 10:12:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 10:12:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 10:12:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 10:12:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 10:12:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 10:12:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 10:12:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 10:12:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 10:12:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 10:12:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 10:12:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 10:12:47,890 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 10:12:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 10:12:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 10:12:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 10:12:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 10:12:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 10:12:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 10:12:47,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 10:12:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 10:12:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 10:12:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 10:12:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 10:12:47,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 10:12:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 10:12:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 10:12:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 10:12:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 10:12:47,894 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 10:12:47,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 10:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 10:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 10:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 10:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 10:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 10:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 10:12:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 10:12:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 10:12:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 10:12:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 10:12:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 10:12:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 10:12:47,897 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 10:12:47,898 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 10:12:47,898 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 10:12:47,898 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 10:12:47,898 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 10:12:47,898 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 10:12:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 10:12:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 10:12:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 10:12:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 10:12:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 10:12:47,899 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 10:12:47,900 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 10:12:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 10:12:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 10:12:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 10:12:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 10:12:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 10:12:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 10:12:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 10:12:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 10:12:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 10:12:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 10:12:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 10:12:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 10:12:48,941 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 10:12:48,942 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 10:12:48,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:12:48 BoogieIcfgContainer [2020-09-21 10:12:48,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 10:12:48,956 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 10:12:48,956 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 10:12:48,960 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 10:12:48,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:12:46" (1/3) ... [2020-09-21 10:12:48,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb71839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:12:48, skipping insertion in model container [2020-09-21 10:12:48,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:12:47" (2/3) ... [2020-09-21 10:12:48,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb71839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:12:48, skipping insertion in model container [2020-09-21 10:12:48,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:12:48" (3/3) ... [2020-09-21 10:12:48,965 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12.cil.c [2020-09-21 10:12:48,977 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 10:12:48,990 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 10:12:49,017 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 10:12:49,057 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 10:12:49,057 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 10:12:49,057 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 10:12:49,057 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 10:12:49,057 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 10:12:49,057 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 10:12:49,058 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 10:12:49,058 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 10:12:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-09-21 10:12:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 10:12:49,105 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:12:49,107 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:12:49,108 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:12:49,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:12:49,117 INFO L82 PathProgramCache]: Analyzing trace with hash -347827160, now seen corresponding path program 1 times [2020-09-21 10:12:49,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:12:49,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1412431009] [2020-09-21 10:12:49,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:12:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:49,942 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:12:49,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:12:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:12:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:12:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:12:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:12:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 10:12:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:12:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 10:12:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:12:50,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1412431009] [2020-09-21 10:12:50,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:12:50,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 10:12:50,096 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188095408] [2020-09-21 10:12:50,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 10:12:50,103 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:12:50,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 10:12:50,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:12:50,125 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2020-09-21 10:12:51,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:12:51,062 INFO L93 Difference]: Finished difference Result 236 states and 309 transitions. [2020-09-21 10:12:51,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 10:12:51,065 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 10:12:51,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:12:51,082 INFO L225 Difference]: With dead ends: 236 [2020-09-21 10:12:51,082 INFO L226 Difference]: Without dead ends: 133 [2020-09-21 10:12:51,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 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 10:12:51,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-09-21 10:12:51,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-09-21 10:12:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 10:12:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-09-21 10:12:51,198 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2020-09-21 10:12:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:12:51,198 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-09-21 10:12:51,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 10:12:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-09-21 10:12:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 10:12:51,203 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:12:51,203 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:12:51,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 10:12:51,204 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:12:51,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:12:51,204 INFO L82 PathProgramCache]: Analyzing trace with hash -445277406, now seen corresponding path program 1 times [2020-09-21 10:12:51,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:12:51,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [200120517] [2020-09-21 10:12:51,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:12:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,538 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:12:51,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:12:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:12:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:12:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:12:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:12:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 10:12:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:51,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 10:12:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 10:12:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:12:51,610 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [200120517] [2020-09-21 10:12:51,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:12:51,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 10:12:51,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492444219] [2020-09-21 10:12:51,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 10:12:51,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:12:51,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 10:12:51,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 10:12:51,614 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 5 states. [2020-09-21 10:12:52,089 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:12:52,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:12:52,703 INFO L93 Difference]: Finished difference Result 168 states and 207 transitions. [2020-09-21 10:12:52,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 10:12:52,704 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 10:12:52,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:12:52,706 INFO L225 Difference]: With dead ends: 168 [2020-09-21 10:12:52,707 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 10:12:52,709 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 10:12:52,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 10:12:52,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 10:12:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 10:12:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-09-21 10:12:52,748 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2020-09-21 10:12:52,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:12:52,749 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-09-21 10:12:52,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 10:12:52,749 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-09-21 10:12:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 10:12:52,751 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:12:52,752 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:12:52,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 10:12:52,752 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:12:52,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:12:52,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1419491684, now seen corresponding path program 1 times [2020-09-21 10:12:52,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:12:52,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1345344828] [2020-09-21 10:12:52,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:12:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,154 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:12:53,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:12:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:12:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:12:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:12:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:12:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:12:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 10:12:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 10:12:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:12:53,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1345344828] [2020-09-21 10:12:53,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:12:53,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 10:12:53,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563257027] [2020-09-21 10:12:53,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 10:12:53,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:12:53,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 10:12:53,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:12:53,268 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 9 states. [2020-09-21 10:12:53,707 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:12:54,136 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:12:54,468 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:12:54,774 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:12:55,830 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:12:56,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:12:56,991 INFO L93 Difference]: Finished difference Result 326 states and 405 transitions. [2020-09-21 10:12:56,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 10:12:56,992 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-09-21 10:12:56,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:12:56,997 INFO L225 Difference]: With dead ends: 326 [2020-09-21 10:12:56,997 INFO L226 Difference]: Without dead ends: 259 [2020-09-21 10:12:56,998 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-09-21 10:12:56,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-09-21 10:12:57,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 194. [2020-09-21 10:12:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-09-21 10:12:57,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2020-09-21 10:12:57,058 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 65 [2020-09-21 10:12:57,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:12:57,058 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2020-09-21 10:12:57,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 10:12:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2020-09-21 10:12:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-09-21 10:12:57,061 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:12:57,061 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 10:12:57,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 10:12:57,062 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:12:57,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:12:57,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1359348090, now seen corresponding path program 1 times [2020-09-21 10:12:57,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:12:57,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481334138] [2020-09-21 10:12:57,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:12:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,450 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:12:57,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:12:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:12:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:12:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:12:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:12:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 10:12:57,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:12:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 10:12:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 10:12:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-09-21 10:12:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:12:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 10:12:57,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481334138] [2020-09-21 10:12:57,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:12:57,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 10:12:57,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721705401] [2020-09-21 10:12:57,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 10:12:57,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:12:57,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 10:12:57,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 10:12:57,563 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 8 states. [2020-09-21 10:12:57,972 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:12:58,784 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:12:59,362 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:12:59,657 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:12:59,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:12:59,864 INFO L93 Difference]: Finished difference Result 374 states and 478 transitions. [2020-09-21 10:12:59,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 10:12:59,864 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 68 [2020-09-21 10:12:59,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:12:59,866 INFO L225 Difference]: With dead ends: 374 [2020-09-21 10:12:59,866 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 10:12:59,869 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 10:12:59,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 10:12:59,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 10:12:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 10:12:59,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 10:12:59,871 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-09-21 10:12:59,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:12:59,871 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 10:12:59,871 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 10:12:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 10:12:59,871 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 10:12:59,872 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 10:12:59,874 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 10:13:00,043 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:00,160 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-09-21 10:13:00,318 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:00,490 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 10:13:00,650 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:00,813 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:00,974 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:01,100 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 6 [2020-09-21 10:13:01,269 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 10:13:01,607 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 10:13:01,951 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 10:13:02,275 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 10:13:02,422 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:02,582 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:02,731 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:02,885 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:03,039 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:03,192 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:03,341 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:03,490 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:03,644 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:03,801 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:03,954 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:04,112 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:04,261 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:04,412 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:04,564 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:04,717 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:04,872 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:05,027 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:05,180 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:05,333 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:05,487 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:05,636 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:05,789 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:05,942 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:06,109 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:06,258 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:06,411 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:06,565 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:06,718 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:06,872 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:07,021 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:07,174 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:07,280 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 6 [2020-09-21 10:13:07,436 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:07,589 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:07,704 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 6 [2020-09-21 10:13:07,860 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:08,016 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:08,177 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:08,348 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:08,501 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:08,651 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:08,804 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:08,958 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:09,119 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:09,285 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:09,438 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:09,549 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 6 [2020-09-21 10:13:09,861 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 10:13:10,173 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 10:13:10,482 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 190 [2020-09-21 10:13:10,586 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 6 [2020-09-21 10:13:10,814 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:11,084 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-09-21 10:13:11,290 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:13:11,530 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-09-21 10:13:11,734 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 10:13:11,999 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:12,221 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:13:12,642 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-09-21 10:13:12,870 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:13:13,287 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-09-21 10:13:13,527 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-09-21 10:13:13,922 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-09-21 10:13:14,317 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-09-21 10:13:14,548 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:14,736 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:14,989 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:15,192 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:13:15,393 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:15,600 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-09-21 10:13:15,824 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:16,095 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 10:13:16,296 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-09-21 10:13:16,311 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-09-21 10:13:16,311 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2020-09-21 10:13:16,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2020-09-21 10:13:16,311 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-09-21 10:13:16,312 INFO L268 CegarLoopResult]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2020-09-21 10:13:16,312 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2020-09-21 10:13:16,312 INFO L268 CegarLoopResult]: For program point L612(lines 589 613) no Hoare annotation was computed. [2020-09-21 10:13:16,312 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2020-09-21 10:13:16,312 INFO L268 CegarLoopResult]: For program point L673(lines 646 674) no Hoare annotation was computed. [2020-09-21 10:13:16,312 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-09-21 10:13:16,313 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-09-21 10:13:16,313 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2020-09-21 10:13:16,313 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2020-09-21 10:13:16,313 INFO L268 CegarLoopResult]: For program point L653(lines 653 657) no Hoare annotation was computed. [2020-09-21 10:13:16,313 INFO L268 CegarLoopResult]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2020-09-21 10:13:16,313 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2020-09-21 10:13:16,314 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-09-21 10:13:16,314 INFO L268 CegarLoopResult]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2020-09-21 10:13:16,314 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2020-09-21 10:13:16,314 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2020-09-21 10:13:16,314 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2020-09-21 10:13:16,314 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2020-09-21 10:13:16,314 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2020-09-21 10:13:16,315 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 10:13:16,315 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-09-21 10:13:16,315 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-09-21 10:13:16,315 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 10:13:16,315 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-09-21 10:13:16,315 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-09-21 10:13:16,315 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-09-21 10:13:16,315 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-09-21 10:13:16,315 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 10:13:16,316 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-09-21 10:13:16,316 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 10:13:16,316 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-09-21 10:13:16,316 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-09-21 10:13:16,316 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-09-21 10:13:16,316 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-09-21 10:13:16,316 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-09-21 10:13:16,317 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-09-21 10:13:16,317 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-09-21 10:13:16,317 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 489 511) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,317 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 489 511) no Hoare annotation was computed. [2020-09-21 10:13:16,317 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,317 INFO L264 CegarLoopResult]: At program point L501-1(line 501) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,318 INFO L268 CegarLoopResult]: For program point L499(lines 499 506) no Hoare annotation was computed. [2020-09-21 10:13:16,318 INFO L268 CegarLoopResult]: For program point L499-1(lines 499 506) no Hoare annotation was computed. [2020-09-21 10:13:16,318 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-09-21 10:13:16,318 INFO L264 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,318 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,319 INFO L264 CegarLoopResult]: At program point L495-1(line 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,319 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 489 511) no Hoare annotation was computed. [2020-09-21 10:13:16,319 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-09-21 10:13:16,319 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 444 467) no Hoare annotation was computed. [2020-09-21 10:13:16,319 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 444 467) no Hoare annotation was computed. [2020-09-21 10:13:16,319 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 444 467) no Hoare annotation was computed. [2020-09-21 10:13:16,319 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-09-21 10:13:16,320 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-09-21 10:13:16,321 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-09-21 10:13:16,321 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-09-21 10:13:16,321 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-09-21 10:13:16,321 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 228 242) no Hoare annotation was computed. [2020-09-21 10:13:16,321 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 10:13:16,321 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-09-21 10:13:16,322 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 228 242) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 10:13:16,322 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 228 242) no Hoare annotation was computed. [2020-09-21 10:13:16,322 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 138 145) no Hoare annotation was computed. [2020-09-21 10:13:16,322 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 138 145) no Hoare annotation was computed. [2020-09-21 10:13:16,322 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 138 145) no Hoare annotation was computed. [2020-09-21 10:13:16,322 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 183 191) no Hoare annotation was computed. [2020-09-21 10:13:16,322 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 183 191) the Hoare annotation is: true [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 183 191) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point L211-2(lines 211 219) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 192 227) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-09-21 10:13:16,323 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 192 227) no Hoare annotation was computed. [2020-09-21 10:13:16,324 INFO L268 CegarLoopResult]: For program point L199-2(lines 199 207) no Hoare annotation was computed. [2020-09-21 10:13:16,324 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 192 227) no Hoare annotation was computed. [2020-09-21 10:13:16,324 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2020-09-21 10:13:16,324 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2020-09-21 10:13:16,324 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2020-09-21 10:13:16,324 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2020-09-21 10:13:16,324 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L268 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L268 CegarLoopResult]: For program point L846(lines 846 866) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L268 CegarLoopResult]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2020-09-21 10:13:16,325 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-09-21 10:13:16,325 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 475 485) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 475 485) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 475 485) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 172 182) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 172 182) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 172 182) no Hoare annotation was computed. [2020-09-21 10:13:16,326 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 164 171) the Hoare annotation is: true [2020-09-21 10:13:16,327 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 164 171) no Hoare annotation was computed. [2020-09-21 10:13:16,327 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 164 171) no Hoare annotation was computed. [2020-09-21 10:13:16,327 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 131 137) no Hoare annotation was computed. [2020-09-21 10:13:16,327 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 131 137) the Hoare annotation is: true [2020-09-21 10:13:16,327 INFO L264 CegarLoopResult]: At program point testENTRY(lines 335 402) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,327 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-09-21 10:13:16,327 INFO L268 CegarLoopResult]: For program point testFINAL(lines 335 402) no Hoare annotation was computed. [2020-09-21 10:13:16,328 INFO L264 CegarLoopResult]: At program point L395(lines 344 396) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:16,328 INFO L264 CegarLoopResult]: At program point L385(line 385) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:16,328 INFO L268 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-09-21 10:13:16,328 INFO L264 CegarLoopResult]: At program point L383-1(lines 375 390) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:16,328 INFO L268 CegarLoopResult]: For program point L346(lines 345 394) no Hoare annotation was computed. [2020-09-21 10:13:16,328 INFO L264 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:16,329 INFO L268 CegarLoopResult]: For program point L375(lines 375 390) no Hoare annotation was computed. [2020-09-21 10:13:16,329 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:16,329 INFO L268 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-09-21 10:13:16,329 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 371) no Hoare annotation was computed. [2020-09-21 10:13:16,329 INFO L264 CegarLoopResult]: At program point L392(lines 345 394) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:16,329 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point L355(lines 355 361) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point testEXIT(lines 335 402) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2020-09-21 10:13:16,330 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 301 323) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 301 323) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 301 323) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-09-21 10:13:16,331 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L733(lines 732 752) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L764-1(line 764) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L729(lines 729 770) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2020-09-21 10:13:16,332 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point L771(lines 771 782) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point L734(lines 734 738) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point L753(lines 731 754) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point L712(lines 712 728) no Hoare annotation was computed. [2020-09-21 10:13:16,333 INFO L268 CegarLoopResult]: For program point L772(lines 772 779) no Hoare annotation was computed. [2020-09-21 10:13:16,334 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 880 889) no Hoare annotation was computed. [2020-09-21 10:13:16,334 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 880 889) no Hoare annotation was computed. [2020-09-21 10:13:16,334 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 880 889) no Hoare annotation was computed. [2020-09-21 10:13:16,334 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,334 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~string30.offset| |old(#t~string30.offset)|) (= |#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~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~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~string6.base| |old(#t~string6.base)|) (= |#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~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.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)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.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)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point L158-1(lines 147 163) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 147 163) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point L154(lines 154 160) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 147 163) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-09-21 10:13:16,335 INFO L268 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 324 332) the Hoare annotation is: true [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 324 332) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 324 332) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 280 291) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point L284-1(lines 280 291) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 280 291) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,336 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,337 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 292 300) no Hoare annotation was computed. [2020-09-21 10:13:16,337 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 292 300) no Hoare annotation was computed. [2020-09-21 10:13:16,337 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 292 300) no Hoare annotation was computed. [2020-09-21 10:13:16,337 INFO L264 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-09-21 10:13:16,337 INFO L271 CegarLoopResult]: At program point L118(lines 118 124) the Hoare annotation is: true [2020-09-21 10:13:16,337 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 10:13:16,338 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-09-21 10:13:16,338 INFO L268 CegarLoopResult]: For program point L111(lines 107 129) no Hoare annotation was computed. [2020-09-21 10:13:16,338 INFO L268 CegarLoopResult]: For program point L109(lines 107 129) no Hoare annotation was computed. [2020-09-21 10:13:16,338 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2020-09-21 10:13:16,338 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2020-09-21 10:13:16,338 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 414 443) no Hoare annotation was computed. [2020-09-21 10:13:16,338 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 414 443) the Hoare annotation is: true [2020-09-21 10:13:16,339 INFO L271 CegarLoopResult]: At program point L439(lines 414 443) the Hoare annotation is: true [2020-09-21 10:13:16,339 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-09-21 10:13:16,339 INFO L268 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2020-09-21 10:13:16,339 INFO L271 CegarLoopResult]: At program point L428-1(lines 428 432) the Hoare annotation is: true [2020-09-21 10:13:16,339 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-09-21 10:13:16,339 INFO L271 CegarLoopResult]: At program point L424-2(lines 424 438) the Hoare annotation is: true [2020-09-21 10:13:16,339 INFO L271 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: true [2020-09-21 10:13:16,339 INFO L268 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-09-21 10:13:16,340 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 256 267) the Hoare annotation is: true [2020-09-21 10:13:16,340 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 256 267) no Hoare annotation was computed. [2020-09-21 10:13:16,340 INFO L268 CegarLoopResult]: For program point L260-1(lines 256 267) no Hoare annotation was computed. [2020-09-21 10:13:16,340 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 468 474) no Hoare annotation was computed. [2020-09-21 10:13:16,340 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 468 474) the Hoare annotation is: true [2020-09-21 10:13:16,340 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,341 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 10:13:16,341 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 10:13:16,341 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:16,341 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 243 250) no Hoare annotation was computed. [2020-09-21 10:13:16,341 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 243 250) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 10:13:16,341 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 243 250) no Hoare annotation was computed. [2020-09-21 10:13:16,341 INFO L268 CegarLoopResult]: For program point L272-1(lines 268 279) no Hoare annotation was computed. [2020-09-21 10:13:16,342 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 268 279) no Hoare annotation was computed. [2020-09-21 10:13:16,342 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 268 279) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 10:13:16,342 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 404 411) no Hoare annotation was computed. [2020-09-21 10:13:16,342 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 408) no Hoare annotation was computed. [2020-09-21 10:13:16,342 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 404 411) the Hoare annotation is: true [2020-09-21 10:13:16,342 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 404 411) no Hoare annotation was computed. [2020-09-21 10:13:16,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:13:16 BoogieIcfgContainer [2020-09-21 10:13:16,363 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 10:13:16,366 INFO L168 Benchmark]: Toolchain (without parser) took 29514.92 ms. Allocated memory was 136.8 MB in the beginning and 536.9 MB in the end (delta: 400.0 MB). Free memory was 99.1 MB in the beginning and 159.2 MB in the end (delta: -60.1 MB). Peak memory consumption was 387.1 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:16,366 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 136.8 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 10:13:16,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.57 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 98.4 MB in the beginning and 169.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:16,368 INFO L168 Benchmark]: Boogie Preprocessor took 101.27 ms. Allocated memory is still 200.8 MB. Free memory was 169.7 MB in the beginning and 166.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:16,369 INFO L168 Benchmark]: RCFGBuilder took 1170.19 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 166.0 MB in the beginning and 199.6 MB in the end (delta: -33.6 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:16,370 INFO L168 Benchmark]: TraceAbstraction took 27407.90 ms. Allocated memory was 228.6 MB in the beginning and 536.9 MB in the end (delta: 308.3 MB). Free memory was 198.2 MB in the beginning and 159.2 MB in the end (delta: 39.0 MB). Peak memory consumption was 394.5 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:16,374 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 136.8 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 824.57 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 98.4 MB in the beginning and 169.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.27 ms. Allocated memory is still 200.8 MB. Free memory was 169.7 MB in the beginning and 166.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1170.19 ms. Allocated memory was 200.8 MB in the beginning and 228.6 MB in the end (delta: 27.8 MB). Free memory was 166.0 MB in the beginning and 199.6 MB in the end (delta: -33.6 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27407.90 ms. Allocated memory was 228.6 MB in the beginning and 536.9 MB in the end (delta: 308.3 MB). Free memory was 198.2 MB in the beginning and 159.2 MB in the end (delta: 39.0 MB). Peak memory consumption was 394.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 408]: 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: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 387 SDtfs, 486 SDslu, 399 SDs, 0 SdLazy, 1348 SolverSat, 321 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 122 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 223 PreInvPairs, 263 NumberOfFragments, 630 HoareAnnotationTreeSize, 223 FomulaSimplifications, 21262 FormulaSimplificationTreeSizeReduction, 10.7s HoareSimplificationTime, 49 FomulaSimplificationsInter, 8656 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 72742 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...