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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:42:21,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:42:21,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:42:21,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:42:21,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:42:21,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:42:21,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:42:21,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:42:21,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:42:21,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:42:21,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:42:21,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:42:21,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:42:21,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:42:21,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:42:21,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:42:21,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:42:21,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:42:21,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:42:21,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:42:21,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:42:21,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:42:21,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:42:21,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:42:21,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:42:21,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:42:21,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:42:21,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:42:21,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:42:21,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:42:21,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:42:21,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:42:21,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:42:21,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:42:21,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:42:21,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:42:21,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:42:21,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:42:21,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:42:21,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:42:21,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:42:21,974 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 [2019-09-20 19:42:21,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:42:21,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:42:21,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:42:21,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:42:21,998 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:42:21,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:42:21,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:42:21,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:42:21,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:42:21,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:42:22,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:42:22,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:42:22,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:42:22,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:42:22,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:42:22,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:42:22,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:42:22,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:42:22,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:42:22,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:42:22,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:42:22,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:42:22,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:42:22,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:42:22,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:42:22,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:42:22,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:42:22,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:42:22,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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_DDA [2019-09-20 19:42:22,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:42:22,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:42:22,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:42:22,089 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:42:22,089 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:42:22,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c [2019-09-20 19:42:22,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebd6892ab/9b60ce7b426c4ac19ba90aea8a3727f8/FLAGb008c1f62 [2019-09-20 19:42:22,684 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:42:22,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c [2019-09-20 19:42:22,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebd6892ab/9b60ce7b426c4ac19ba90aea8a3727f8/FLAGb008c1f62 [2019-09-20 19:42:23,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebd6892ab/9b60ce7b426c4ac19ba90aea8a3727f8 [2019-09-20 19:42:23,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:42:23,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:42:23,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:42:23,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:42:23,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:42:23,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326519c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23, skipping insertion in model container [2019-09-20 19:42:23,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,037 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:42:23,089 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:42:23,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:42:23,540 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:42:23,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:42:23,669 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:42:23,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23 WrapperNode [2019-09-20 19:42:23,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:42:23,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:42:23,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:42:23,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:42:23,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (1/1) ... [2019-09-20 19:42:23,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:42:23,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:42:23,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:42:23,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:42:23,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:23" (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 [2019-09-20 19:42:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:42:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:42:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:42:23,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:42:23,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:42:23,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:42:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:42:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:42:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:42:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:42:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:42:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:42:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:42:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:42:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:42:23,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:42:23,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:42:23,876 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:42:23,876 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:42:23,876 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:42:23,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:42:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:42:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:42:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:42:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:42:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:42:23,877 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:42:23,878 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:42:23,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:42:23,878 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:42:23,878 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:42:23,878 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:42:23,879 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:42:23,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 19:42:23,879 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:42:23,880 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:42:23,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:42:23,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:42:23,880 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:42:23,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:42:23,881 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:42:23,881 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:42:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:42:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:42:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:42:23,882 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:42:23,882 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:42:23,884 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:42:23,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:42:23,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:42:23,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:42:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:42:23,886 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:42:23,886 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:42:23,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:42:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:42:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:42:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:42:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:42:23,887 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:42:23,888 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:42:23,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:42:23,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:42:23,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:42:23,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:42:23,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:42:23,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:42:23,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:42:23,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:42:23,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:42:23,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:42:23,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:42:23,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:42:23,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:42:23,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:42:23,893 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:42:23,893 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:42:23,893 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:42:23,893 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:42:23,894 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:42:23,894 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:42:23,895 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:42:23,895 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:42:23,895 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:42:23,895 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:42:23,895 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:42:23,895 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:42:23,896 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:42:23,896 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 19:42:23,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:42:23,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:42:23,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:42:25,254 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:42:25,255 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:42:25,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:42:25 BoogieIcfgContainer [2019-09-20 19:42:25,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:42:25,257 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:42:25,257 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:42:25,257 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:42:25,258 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:42:25" (1/1) ... [2019-09-20 19:42:25,259 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:42:25,283 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:42:25,283 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:42:25,294 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:42:25,304 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:42:25,305 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:42:25,964 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-20 19:42:26,132 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2019-09-20 19:42:26,386 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2019-09-20 19:42:26,595 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 19:42:26,884 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 71 [2019-09-20 19:42:27,265 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-09-20 19:42:27,697 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2019-09-20 19:42:28,055 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 78 [2019-09-20 19:42:28,557 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 91 [2019-09-20 19:42:28,997 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2019-09-20 19:42:29,763 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 103 [2019-09-20 19:42:30,273 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 102 [2019-09-20 19:42:30,512 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:42:31,216 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 116 [2019-09-20 19:42:31,774 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 111 [2019-09-20 19:42:32,103 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:42:32,984 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 124 [2019-09-20 19:42:33,156 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:42:33,724 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 125 [2019-09-20 19:42:34,088 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:42:35,223 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 256 DAG size of output: 138 [2019-09-20 19:42:35,408 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:42:36,148 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 139 [2019-09-20 19:42:36,618 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:42:38,042 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 287 DAG size of output: 152 [2019-09-20 19:42:38,930 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 149 [2019-09-20 19:42:39,581 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:42:41,399 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 359 DAG size of output: 167 [2019-09-20 19:42:42,366 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 162 [2019-09-20 19:42:43,214 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:42:45,536 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 396 DAG size of output: 176 [2019-09-20 19:42:46,637 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 171 [2019-09-20 19:42:47,745 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:42:50,712 WARN L191 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 484 DAG size of output: 216 [2019-09-20 19:42:52,084 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 265 DAG size of output: 211 [2019-09-20 19:42:53,470 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:42:57,220 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 525 DAG size of output: 243 [2019-09-20 19:42:58,793 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 286 DAG size of output: 238 [2019-09-20 19:43:00,489 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:43:05,603 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification. DAG size of input: 630 DAG size of output: 262 [2019-09-20 19:43:07,415 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 309 DAG size of output: 257