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_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:35:13,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:35:13,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:35:13,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:35:13,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:35:13,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:35:13,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:35:13,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:35:13,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:35:13,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:35:13,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:35:13,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:35:13,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:35:13,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:35:13,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:35:13,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:35:13,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:35:13,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:35:13,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:35:13,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:35:13,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:35:13,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:35:13,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:35:13,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:35:13,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:35:13,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:35:13,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:35:13,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:35:13,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:35:13,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:35:13,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:35:13,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:35:13,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:35:13,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:35:13,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:35:13,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:35:13,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:35:13,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:35:13,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:35:13,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:35:13,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:35:13,114 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 19:35:13,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:35:13,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:35:13,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:35:13,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:35:13,133 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:35:13,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:35:13,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:35:13,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:35:13,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:35:13,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:35:13,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:35:13,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:35:13,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:35:13,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:35:13,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:35:13,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:35:13,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:35:13,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:35:13,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:35:13,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:35:13,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:35:13,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:35:13,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:35:13,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:35:13,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:35:13,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:35:13,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:35:13,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:35:13,138 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 19:35:13,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:35:13,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:35:13,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:35:13,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:35:13,184 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:35:13,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 19:35:13,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25bb50f08/faf4449561f248beb72655d15b6373f8/FLAGeea863247 [2019-09-20 19:35:13,729 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:35:13,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 19:35:13,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25bb50f08/faf4449561f248beb72655d15b6373f8/FLAGeea863247 [2019-09-20 19:35:14,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25bb50f08/faf4449561f248beb72655d15b6373f8 [2019-09-20 19:35:14,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:35:14,048 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:35:14,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:14,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:35:14,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:35:14,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa7f548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14, skipping insertion in model container [2019-09-20 19:35:14,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,064 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:35:14,118 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:35:14,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:14,540 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:35:14,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:14,697 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:35:14,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14 WrapperNode [2019-09-20 19:35:14,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:14,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:35:14,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:35:14,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:35:14,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (1/1) ... [2019-09-20 19:35:14,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:35:14,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:35:14,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:35:14,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:35:14,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:14" (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 19:35:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:35:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:35:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:14,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:35:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:35:14,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:35:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:35:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:35:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:35:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:35:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:35:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:35:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:35:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:35:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:35:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:35:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:35:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 19:35:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:35:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:35:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:35:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:35:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:35:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:35:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:35:14,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:35:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:35:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:35:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:35:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:35:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:35:14,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:35:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:35:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:35:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:35:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:35:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:35:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:35:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:35:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:35:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:35:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:35:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:35:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:35:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:35:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:35:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:35:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:35:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:35:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:35:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:35:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:35:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:35:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:35:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:35:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:35:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:35:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:35:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:35:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:35:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:35:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:35:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:35:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:35:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:35:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:35:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:35:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:35:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:35:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:35:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:35:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:35:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:35:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:35:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:35:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:35:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:35:16,177 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:35:16,177 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:35:16,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:16 BoogieIcfgContainer [2019-09-20 19:35:16,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:35:16,179 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:35:16,180 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:35:16,180 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:35:16,181 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:16" (1/1) ... [2019-09-20 19:35:16,182 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 19:35:16,215 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:35:16,215 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:35:16,237 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:35:16,252 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:35:16,255 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:35:16,825 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:35:16,982 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-20 19:35:17,216 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:35:17,429 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:35:17,721 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:35:17,981 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:35:18,373 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:35:18,677 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:35:19,165 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:35:19,594 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:35:20,298 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:35:20,791 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:35:21,640 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:35:22,168 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:35:22,483 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:35:23,388 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:35:23,573 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:35:24,104 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:35:24,473 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:35:25,544 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:35:25,731 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:35:26,387 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:35:26,810 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:35:27,889 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:35:28,768 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:35:29,474 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:35:31,290 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-20 19:35:32,247 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-20 19:35:33,126 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:35:35,325 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-20 19:35:36,388 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-20 19:35:37,495 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:35:40,516 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-20 19:35:41,840 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-20 19:35:43,247 WARN L191 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:35:47,040 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-20 19:35:48,551 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-20 19:35:50,285 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:35:55,087 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-20 19:35:55,363 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 19:35:56,821 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-20 19:35:58,929 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 499