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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:19,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:19,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:19,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:19,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:19,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:19,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:19,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:19,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:19,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:19,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:19,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:19,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:19,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:19,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:19,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:19,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:19,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:19,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:19,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:19,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:19,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:19,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:19,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:19,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:19,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:19,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:19,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:19,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:19,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:19,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:19,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:19,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:19,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:19,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:19,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:19,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:19,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:19,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:19,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:19,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:19,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:20:19,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:19,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:19,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:19,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:19,844 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:19,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:19,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:19,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:19,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:19,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:19,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:19,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:19,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:19,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:19,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:19,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:19,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:19,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:19,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:19,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:19,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:19,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:19,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:19,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:19,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:19,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:19,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:19,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:19,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:20:20,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:20,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:20,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:20,149 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:20,149 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:20,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-10-13 21:20:20,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79faddefc/5b12b9f45c644e2b9c29d354acfac3a2/FLAG7f25bb8c8 [2019-10-13 21:20:20,818 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:20,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-10-13 21:20:20,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79faddefc/5b12b9f45c644e2b9c29d354acfac3a2/FLAG7f25bb8c8 [2019-10-13 21:20:21,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79faddefc/5b12b9f45c644e2b9c29d354acfac3a2 [2019-10-13 21:20:21,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:21,138 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:21,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:21,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:21,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:21,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eeb0c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21, skipping insertion in model container [2019-10-13 21:20:21,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,155 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:21,223 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:21,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:21,622 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:21,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:21,767 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:21,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21 WrapperNode [2019-10-13 21:20:21,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:21,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:21,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:21,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:21,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... [2019-10-13 21:20:21,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:21,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:21,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:21,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:21,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-13 21:20:21,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:21,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:21,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:21,948 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:21,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:21,950 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:21,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:21,952 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:21,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:22,989 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:22,990 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:22,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:22 BoogieIcfgContainer [2019-10-13 21:20:22,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:22,994 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:22,994 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:22,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:22,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:21" (1/3) ... [2019-10-13 21:20:22,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4081acc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:22, skipping insertion in model container [2019-10-13 21:20:22,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:21" (2/3) ... [2019-10-13 21:20:23,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4081acc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:22, skipping insertion in model container [2019-10-13 21:20:23,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:22" (3/3) ... [2019-10-13 21:20:23,002 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product04.cil.c [2019-10-13 21:20:23,013 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:23,022 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:23,035 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:23,075 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:23,075 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:23,076 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:23,076 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:23,076 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:23,076 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:23,077 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:23,077 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:23,098 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2019-10-13 21:20:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:23,107 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:23,108 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:23,110 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:23,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:23,114 INFO L82 PathProgramCache]: Analyzing trace with hash 972892505, now seen corresponding path program 1 times [2019-10-13 21:20:23,124 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:23,124 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792630500] [2019-10-13 21:20:23,125 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:23,125 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:23,125 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:23,487 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792630500] [2019-10-13 21:20:23,488 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:23,489 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:23,490 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033112471] [2019-10-13 21:20:23,497 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:23,499 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:23,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:23,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:23,518 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 2 states. [2019-10-13 21:20:23,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:23,569 INFO L93 Difference]: Finished difference Result 194 states and 241 transitions. [2019-10-13 21:20:23,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:23,570 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:23,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:23,588 INFO L225 Difference]: With dead ends: 194 [2019-10-13 21:20:23,589 INFO L226 Difference]: Without dead ends: 99 [2019-10-13 21:20:23,596 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-13 21:20:23,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2019-10-13 21:20:23,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-13 21:20:23,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2019-10-13 21:20:23,644 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 51 [2019-10-13 21:20:23,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:23,645 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2019-10-13 21:20:23,645 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:23,645 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2019-10-13 21:20:23,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:23,649 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:23,649 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:23,650 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:23,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:23,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1607408945, now seen corresponding path program 1 times [2019-10-13 21:20:23,650 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:23,651 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468713124] [2019-10-13 21:20:23,651 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:23,651 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:23,651 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:23,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:23,779 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468713124] [2019-10-13 21:20:23,780 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:23,780 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:23,780 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235866933] [2019-10-13 21:20:23,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:23,784 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:23,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:23,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:23,785 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 3 states. [2019-10-13 21:20:23,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:23,821 INFO L93 Difference]: Finished difference Result 130 states and 149 transitions. [2019-10-13 21:20:23,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:23,822 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:23,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:23,824 INFO L225 Difference]: With dead ends: 130 [2019-10-13 21:20:23,824 INFO L226 Difference]: Without dead ends: 90 [2019-10-13 21:20:23,826 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:23,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-10-13 21:20:23,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2019-10-13 21:20:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-10-13 21:20:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 102 transitions. [2019-10-13 21:20:23,838 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 102 transitions. Word has length 52 [2019-10-13 21:20:23,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:23,839 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 102 transitions. [2019-10-13 21:20:23,839 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:23,839 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2019-10-13 21:20:23,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:20:23,843 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:23,843 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:23,844 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:23,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:23,844 INFO L82 PathProgramCache]: Analyzing trace with hash -712810545, now seen corresponding path program 1 times [2019-10-13 21:20:23,846 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:23,846 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616499839] [2019-10-13 21:20:23,846 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:23,846 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:23,846 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:24,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:24,017 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616499839] [2019-10-13 21:20:24,017 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:24,018 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:24,018 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207730964] [2019-10-13 21:20:24,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:24,019 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:24,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:24,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:24,019 INFO L87 Difference]: Start difference. First operand 90 states and 102 transitions. Second operand 7 states. [2019-10-13 21:20:24,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:24,415 INFO L93 Difference]: Finished difference Result 265 states and 320 transitions. [2019-10-13 21:20:24,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:20:24,416 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 21:20:24,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:24,419 INFO L225 Difference]: With dead ends: 265 [2019-10-13 21:20:24,419 INFO L226 Difference]: Without dead ends: 203 [2019-10-13 21:20:24,421 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:20:24,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2019-10-13 21:20:24,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 179. [2019-10-13 21:20:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2019-10-13 21:20:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 214 transitions. [2019-10-13 21:20:24,473 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 214 transitions. Word has length 57 [2019-10-13 21:20:24,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:24,474 INFO L462 AbstractCegarLoop]: Abstraction has 179 states and 214 transitions. [2019-10-13 21:20:24,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 214 transitions. [2019-10-13 21:20:24,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 21:20:24,477 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:24,478 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:24,478 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:24,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:24,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1899205419, now seen corresponding path program 1 times [2019-10-13 21:20:24,479 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:24,482 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390191860] [2019-10-13 21:20:24,482 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:24,482 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:24,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:24,652 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390191860] [2019-10-13 21:20:24,652 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:24,652 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:24,653 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675552723] [2019-10-13 21:20:24,653 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:24,653 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:24,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:24,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:24,654 INFO L87 Difference]: Start difference. First operand 179 states and 214 transitions. Second operand 6 states. [2019-10-13 21:20:24,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:24,825 INFO L93 Difference]: Finished difference Result 463 states and 576 transitions. [2019-10-13 21:20:24,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:24,825 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-10-13 21:20:24,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:24,829 INFO L225 Difference]: With dead ends: 463 [2019-10-13 21:20:24,829 INFO L226 Difference]: Without dead ends: 312 [2019-10-13 21:20:24,831 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:24,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2019-10-13 21:20:24,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 306. [2019-10-13 21:20:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 306 states. [2019-10-13 21:20:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 368 transitions. [2019-10-13 21:20:24,867 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 368 transitions. Word has length 60 [2019-10-13 21:20:24,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:24,868 INFO L462 AbstractCegarLoop]: Abstraction has 306 states and 368 transitions. [2019-10-13 21:20:24,868 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:24,868 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 368 transitions. [2019-10-13 21:20:24,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 21:20:24,871 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:24,872 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:24,872 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:24,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:24,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1357836985, now seen corresponding path program 1 times [2019-10-13 21:20:24,873 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:24,873 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732399740] [2019-10-13 21:20:24,874 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:24,874 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:24,874 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:25,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:25,009 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732399740] [2019-10-13 21:20:25,009 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:25,009 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:25,010 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931405360] [2019-10-13 21:20:25,010 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:25,010 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:25,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:25,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:25,011 INFO L87 Difference]: Start difference. First operand 306 states and 368 transitions. Second operand 6 states. [2019-10-13 21:20:25,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:25,169 INFO L93 Difference]: Finished difference Result 552 states and 681 transitions. [2019-10-13 21:20:25,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:25,169 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-13 21:20:25,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:25,170 INFO L225 Difference]: With dead ends: 552 [2019-10-13 21:20:25,170 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:25,173 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:25,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:25,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:25,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:25,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:25,174 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2019-10-13 21:20:25,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:25,175 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:25,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:25,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:25,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:25,794 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 21:20:25,794 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-10-13 21:20:25,794 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-13 21:20:25,794 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-13 21:20:25,794 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-13 21:20:25,795 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-10-13 21:20:25,796 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-13 21:20:25,796 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-13 21:20:25,796 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-13 21:20:25,796 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-13 21:20:25,797 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-13 21:20:25,798 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 427 433) the Hoare annotation is: true [2019-10-13 21:20:25,798 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 427 433) no Hoare annotation was computed. [2019-10-13 21:20:25,798 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 434 442) no Hoare annotation was computed. [2019-10-13 21:20:25,798 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 434 442) the Hoare annotation is: true [2019-10-13 21:20:25,798 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 434 442) no Hoare annotation was computed. [2019-10-13 21:20:25,799 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 523 545) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,799 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 523 545) no Hoare annotation was computed. [2019-10-13 21:20:25,799 INFO L439 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,801 INFO L439 ceAbstractionStarter]: At program point L535-1(line 535) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,801 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 540) no Hoare annotation was computed. [2019-10-13 21:20:25,801 INFO L443 ceAbstractionStarter]: For program point L533-1(lines 533 540) no Hoare annotation was computed. [2019-10-13 21:20:25,801 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-13 21:20:25,801 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,801 INFO L439 ceAbstractionStarter]: At program point L529(line 529) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,802 INFO L439 ceAbstractionStarter]: At program point L529-1(line 529) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,802 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 523 545) no Hoare annotation was computed. [2019-10-13 21:20:25,802 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2019-10-13 21:20:25,802 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2019-10-13 21:20:25,802 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2019-10-13 21:20:25,802 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-13 21:20:25,802 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2019-10-13 21:20:25,803 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L439 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:25,804 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 731 745) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 741) no Hoare annotation was computed. [2019-10-13 21:20:25,804 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 731 745) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:25,805 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 731 745) no Hoare annotation was computed. [2019-10-13 21:20:25,805 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 686 694) no Hoare annotation was computed. [2019-10-13 21:20:25,805 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 686 694) the Hoare annotation is: true [2019-10-13 21:20:25,805 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 686 694) no Hoare annotation was computed. [2019-10-13 21:20:25,805 INFO L443 ceAbstractionStarter]: For program point L702(lines 702 710) no Hoare annotation was computed. [2019-10-13 21:20:25,805 INFO L443 ceAbstractionStarter]: For program point L702-2(lines 702 710) no Hoare annotation was computed. [2019-10-13 21:20:25,805 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 695 730) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point L714(lines 714 722) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point L714-2(lines 714 722) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 695 730) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 695 730) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 420 426) no Hoare annotation was computed. [2019-10-13 21:20:25,806 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 420 426) the Hoare annotation is: true [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-10-13 21:20:25,807 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-13 21:20:25,808 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-13 21:20:25,808 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 512 522) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,808 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 512 522) no Hoare annotation was computed. [2019-10-13 21:20:25,809 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 512 522) no Hoare annotation was computed. [2019-10-13 21:20:25,809 INFO L439 ceAbstractionStarter]: At program point L517(line 517) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,812 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 675 685) no Hoare annotation was computed. [2019-10-13 21:20:25,813 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 675 685) no Hoare annotation was computed. [2019-10-13 21:20:25,813 INFO L443 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2019-10-13 21:20:25,813 INFO L443 ceAbstractionStarter]: For program point L680-1(line 680) no Hoare annotation was computed. [2019-10-13 21:20:25,813 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 675 685) no Hoare annotation was computed. [2019-10-13 21:20:25,813 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 667 674) the Hoare annotation is: true [2019-10-13 21:20:25,814 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 667 674) no Hoare annotation was computed. [2019-10-13 21:20:25,814 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 667 674) no Hoare annotation was computed. [2019-10-13 21:20:25,814 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 652 658) no Hoare annotation was computed. [2019-10-13 21:20:25,815 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 652 658) the Hoare annotation is: true [2019-10-13 21:20:25,815 INFO L439 ceAbstractionStarter]: At program point L609(lines 558 610) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,815 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 549 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,815 INFO L439 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,815 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 549 616) no Hoare annotation was computed. [2019-10-13 21:20:25,815 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 603) no Hoare annotation was computed. [2019-10-13 21:20:25,816 INFO L439 ceAbstractionStarter]: At program point L597-1(lines 589 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,816 INFO L443 ceAbstractionStarter]: For program point L560(lines 559 608) no Hoare annotation was computed. [2019-10-13 21:20:25,816 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,816 INFO L443 ceAbstractionStarter]: For program point L589(lines 589 604) no Hoare annotation was computed. [2019-10-13 21:20:25,816 INFO L439 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,816 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 585) no Hoare annotation was computed. [2019-10-13 21:20:25,816 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 579 585) no Hoare annotation was computed. [2019-10-13 21:20:25,817 INFO L439 ceAbstractionStarter]: At program point L606(lines 559 608) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,817 INFO L439 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,817 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 575) no Hoare annotation was computed. [2019-10-13 21:20:25,817 INFO L443 ceAbstractionStarter]: For program point L569-1(lines 569 575) no Hoare annotation was computed. [2019-10-13 21:20:25,817 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 565) no Hoare annotation was computed. [2019-10-13 21:20:25,817 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 549 616) no Hoare annotation was computed. [2019-10-13 21:20:25,817 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-13 21:20:25,817 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L439 ceAbstractionStarter]: At program point L864(line 864) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point L862(lines 862 879) no Hoare annotation was computed. [2019-10-13 21:20:25,818 INFO L443 ceAbstractionStarter]: For program point L862-1(lines 854 882) no Hoare annotation was computed. [2019-10-13 21:20:25,819 INFO L446 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: true [2019-10-13 21:20:25,819 INFO L443 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-10-13 21:20:25,819 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 854 882) the Hoare annotation is: true [2019-10-13 21:20:25,819 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:25,819 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 854 882) no Hoare annotation was computed. [2019-10-13 21:20:25,819 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2019-10-13 21:20:25,819 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 876) no Hoare annotation was computed. [2019-10-13 21:20:25,819 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 846 853) the Hoare annotation is: true [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 846 853) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 846 853) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 812 834) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 812 834) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 812 834) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 828) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2019-10-13 21:20:25,820 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-13 21:20:25,821 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-13 21:20:25,822 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 410 419) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 410 419) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 410 419) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,823 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 659 666) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 659 666) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 659 666) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 835 843) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 835 843) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 835 843) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,824 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,825 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 791 802) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:25,825 INFO L443 ceAbstractionStarter]: For program point L795-1(lines 791 802) no Hoare annotation was computed. [2019-10-13 21:20:25,825 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 791 802) no Hoare annotation was computed. [2019-10-13 21:20:25,825 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0))) [2019-10-13 21:20:25,825 INFO L446 ceAbstractionStarter]: At program point L639(lines 639 645) the Hoare annotation is: true [2019-10-13 21:20:25,825 INFO L439 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:25,825 INFO L443 ceAbstractionStarter]: For program point L632(lines 631 650) no Hoare annotation was computed. [2019-10-13 21:20:25,825 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 628 651) the Hoare annotation is: true [2019-10-13 21:20:25,826 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 628 651) no Hoare annotation was computed. [2019-10-13 21:20:25,826 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 628 651) no Hoare annotation was computed. [2019-10-13 21:20:25,826 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2019-10-13 21:20:25,826 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2019-10-13 21:20:25,826 INFO L446 ceAbstractionStarter]: At program point L471(lines 446 475) the Hoare annotation is: true [2019-10-13 21:20:25,826 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-13 21:20:25,826 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 464) no Hoare annotation was computed. [2019-10-13 21:20:25,826 INFO L446 ceAbstractionStarter]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2019-10-13 21:20:25,827 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 21:20:25,827 INFO L446 ceAbstractionStarter]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2019-10-13 21:20:25,827 INFO L446 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: true [2019-10-13 21:20:25,827 INFO L443 ceAbstractionStarter]: For program point L452-1(line 452) no Hoare annotation was computed. [2019-10-13 21:20:25,827 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 803 811) the Hoare annotation is: true [2019-10-13 21:20:25,827 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 803 811) no Hoare annotation was computed. [2019-10-13 21:20:25,827 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 803 811) no Hoare annotation was computed. [2019-10-13 21:20:25,827 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 767 778) the Hoare annotation is: true [2019-10-13 21:20:25,828 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 767 778) no Hoare annotation was computed. [2019-10-13 21:20:25,828 INFO L443 ceAbstractionStarter]: For program point L771-1(lines 767 778) no Hoare annotation was computed. [2019-10-13 21:20:25,828 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2019-10-13 21:20:25,828 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2019-10-13 21:20:25,828 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,828 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:25,828 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:25,829 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:25,829 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 746 753) no Hoare annotation was computed. [2019-10-13 21:20:25,829 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 746 753) the Hoare annotation is: true [2019-10-13 21:20:25,829 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 746 753) no Hoare annotation was computed. [2019-10-13 21:20:25,829 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 779 790) no Hoare annotation was computed. [2019-10-13 21:20:25,829 INFO L443 ceAbstractionStarter]: For program point L783-1(lines 779 790) no Hoare annotation was computed. [2019-10-13 21:20:25,829 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 779 790) the Hoare annotation is: true [2019-10-13 21:20:25,829 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 755 762) no Hoare annotation was computed. [2019-10-13 21:20:25,830 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 755 762) the Hoare annotation is: true [2019-10-13 21:20:25,830 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 759) no Hoare annotation was computed. [2019-10-13 21:20:25,830 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 755 762) no Hoare annotation was computed. [2019-10-13 21:20:25,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:25 BoogieIcfgContainer [2019-10-13 21:20:25,853 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:25,857 INFO L168 Benchmark]: Toolchain (without parser) took 4717.48 ms. Allocated memory was 145.8 MB in the beginning and 246.9 MB in the end (delta: 101.2 MB). Free memory was 101.3 MB in the beginning and 157.4 MB in the end (delta: -56.1 MB). Peak memory consumption was 114.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:25,857 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 145.8 MB. Free memory is still 120.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 21:20:25,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.41 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.3 MB in the beginning and 171.1 MB in the end (delta: -69.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:25,860 INFO L168 Benchmark]: Boogie Preprocessor took 108.01 ms. Allocated memory is still 203.4 MB. Free memory was 171.1 MB in the beginning and 166.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:25,865 INFO L168 Benchmark]: RCFGBuilder took 1115.99 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 199.1 MB in the end (delta: -32.7 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:25,867 INFO L168 Benchmark]: TraceAbstraction took 2859.15 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 199.1 MB in the beginning and 157.4 MB in the end (delta: 41.7 MB). Peak memory consumption was 121.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:25,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 145.8 MB. Free memory is still 120.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.41 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.3 MB in the beginning and 171.1 MB in the end (delta: -69.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.01 ms. Allocated memory is still 203.4 MB. Free memory was 171.1 MB in the beginning and 166.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1115.99 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.4 MB in the beginning and 199.1 MB in the end (delta: -32.7 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2859.15 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 199.1 MB in the beginning and 157.4 MB in the end (delta: 41.7 MB). Peak memory consumption was 121.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 759]: 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: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 209 locations, 1 error locations. Result: SAFE, OverallTime: 2.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 539 SDtfs, 266 SDslu, 1088 SDs, 0 SdLazy, 253 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=306occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 30 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 310 PreInvPairs, 353 NumberOfFragments, 430 HoareAnnotationTreeSize, 310 FomulaSimplifications, 343 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 48 FomulaSimplificationsInter, 1255 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 28779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...