java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:00:17,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:00:17,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:00:17,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:00:17,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:00:17,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:00:17,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:00:17,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:00:17,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:00:17,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:00:17,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:00:17,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:00:17,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:00:17,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:00:17,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:00:17,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:00:17,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:00:17,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:00:17,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:00:17,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:00:17,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:00:17,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:00:17,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:00:17,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:00:17,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:00:17,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:00:17,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:00:17,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:00:17,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:00:17,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:00:17,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:00:17,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:00:17,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:00:17,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:00:17,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:00:17,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:00:17,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:00:17,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:00:17,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:00:17,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:00:17,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:00:17,896 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 [2019-09-21 10:00:17,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:00:17,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:00:17,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:00:17,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:00:17,923 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:00:17,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:00:17,924 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:00:17,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:00:17,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:00:17,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:00:17,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:00:17,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:00:17,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:00:17,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:00:17,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:00:17,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:00:17,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:00:17,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:00:17,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:00:17,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:00:17,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:00:17,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:00:17,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:00:17,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:00:17,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:00:17,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:00:17,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:00:17,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:00:17,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 10:00:17,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:00:18,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:00:18,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:00:18,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:00:18,013 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:00:18,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-09-21 10:00:18,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3d80be7/71cddd88d4174fe4a1adf48a688cc874/FLAGcf32ffe29 [2019-09-21 10:00:18,619 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:00:18,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product30.cil.c [2019-09-21 10:00:18,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3d80be7/71cddd88d4174fe4a1adf48a688cc874/FLAGcf32ffe29 [2019-09-21 10:00:18,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3d80be7/71cddd88d4174fe4a1adf48a688cc874 [2019-09-21 10:00:18,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:00:18,961 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:00:18,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:00:18,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:00:18,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:00:18,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:00:18" (1/1) ... [2019-09-21 10:00:18,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:18, skipping insertion in model container [2019-09-21 10:00:18,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:00:18" (1/1) ... [2019-09-21 10:00:18,977 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:00:19,038 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:00:19,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:00:19,515 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:00:19,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:00:19,637 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:00:19,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19 WrapperNode [2019-09-21 10:00:19,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:00:19,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:00:19,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:00:19,639 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:00:19,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (1/1) ... [2019-09-21 10:00:19,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:00:19,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:00:19,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:00:19,742 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:00:19,743 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:00:19" (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 [2019-09-21 10:00:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:00:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:00:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:00:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:00:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:00:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:00:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:00:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:00:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:00:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:00:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:00:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:00:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:00:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:00:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:00:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:00:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:00:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:00:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:00:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:00:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:00:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:00:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:00:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:00:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 10:00:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:00:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:00:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 10:00:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 10:00:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:00:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 10:00:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:00:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:00:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:00:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:00:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:00:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 10:00:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 10:00:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:00:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 10:00:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 10:00:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:00:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:00:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:00:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:00:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:00:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:00:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:00:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:00:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:00:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:00:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:00:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:00:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:00:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:00:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:00:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:00:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:00:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:00:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:00:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:00:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:00:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:00:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:00:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:00:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:00:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:00:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:00:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:00:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:00:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:00:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:00:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 10:00:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:00:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 10:00:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 10:00:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:00:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:00:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:00:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 10:00:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:00:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 10:00:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 10:00:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 10:00:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:00:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 10:00:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:00:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:00:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:00:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:00:21,549 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:00:21,549 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:00:21,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:00:21 BoogieIcfgContainer [2019-09-21 10:00:21,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:00:21,552 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:00:21,552 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:00:21,552 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:00:21,554 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:00:21" (1/1) ... [2019-09-21 10:00:21,554 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 10:00:21,595 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:00:21,595 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:00:21,614 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:00:21,624 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:00:21,626 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:00:33,272 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 10:00:34,982 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:00:35,148 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 10:00:35,308 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 10:00:35,425 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 10:00:35,680 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:00:35,706 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-09-21 10:00:35,793 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-09-21 10:00:35,816 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-09-21 10:00:36,080 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 10:00:36,242 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 10:00:36,890 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:00:37,334 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:00:37,972 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 583 [2019-09-21 10:00:38,324 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:00:38,658 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 10:00:39,037 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 583 [2019-09-21 10:00:39,762 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 602 [2019-09-21 10:00:40,324 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-09-21 10:00:41,102 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 601 [2019-09-21 10:00:42,194 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2019-09-21 10:00:43,194 WARN L191 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-09-21 10:00:44,514 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 10:00:45,693 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 650 [2019-09-21 10:00:46,278 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2019-09-21 10:00:47,531 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 651 [2019-09-21 10:00:48,662 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 693 DAG size of output: 672 [2019-09-21 10:00:49,491 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 672 [2019-09-21 10:00:51,656 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 673 DAG size of output: 671 [2019-09-21 10:00:52,551 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 647 [2019-09-21 10:00:53,092 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 647 DAG size of output: 646 [2019-09-21 10:00:53,938 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 646 DAG size of output: 646 [2019-09-21 10:00:54,981 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 684 [2019-09-21 10:00:55,969 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 684 [2019-09-21 10:00:58,448 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 685 DAG size of output: 685 [2019-09-21 10:00:59,699 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 691 DAG size of output: 684