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_product43.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:42:13,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:42:13,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:42:13,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:42:13,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:42:13,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:42:13,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:42:13,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:42:13,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:42:13,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:42:13,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:42:13,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:42:13,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:42:13,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:42:13,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:42:13,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:42:13,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:42:13,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:42:13,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:42:13,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:42:13,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:42:13,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:42:13,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:42:13,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:42:13,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:42:13,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:42:13,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:42:13,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:42:13,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:42:13,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:42:13,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:42:13,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:42:13,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:42:13,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:42:13,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:42:13,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:42:13,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:42:13,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:42:13,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:42:13,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:42:13,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:42:13,066 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 19:42:13,086 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:42:13,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:42:13,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:42:13,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:42:13,090 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:42:13,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:42:13,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:42:13,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:42:13,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:42:13,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:42:13,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:42:13,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:42:13,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:42:13,093 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:42:13,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:42:13,093 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:42:13,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:42:13,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:42:13,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:42:13,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:42:13,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:42:13,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:42:13,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:42:13,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:42:13,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:42:13,096 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:42:13,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:42:13,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:42:13,097 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 19:42:13,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:42:13,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:42:13,170 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:42:13,171 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:42:13,172 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:42:13,176 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product43.cil.c [2019-09-20 19:42:13,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b566520/fc6890a9902b40d08cbfd40d74492cc9/FLAGb763e183a [2019-09-20 19:42:13,790 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:42:13,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product43.cil.c [2019-09-20 19:42:13,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b566520/fc6890a9902b40d08cbfd40d74492cc9/FLAGb763e183a [2019-09-20 19:42:14,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b566520/fc6890a9902b40d08cbfd40d74492cc9 [2019-09-20 19:42:14,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:42:14,127 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:42:14,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:42:14,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:42:14,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:42:14,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14, skipping insertion in model container [2019-09-20 19:42:14,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,145 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:42:14,202 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:42:14,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:42:14,618 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:42:14,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:42:14,775 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:42:14,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14 WrapperNode [2019-09-20 19:42:14,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:42:14,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:42:14,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:42:14,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:42:14,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (1/1) ... [2019-09-20 19:42:14,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:42:14,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:42:14,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:42:14,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:42:14,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:42:14" (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 19:42:14,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:42:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:42:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:42:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:42:14,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:42:14,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:42:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:42:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:42:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:42:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:42:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:42:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:42:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:42:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:42:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:42:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:42:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:42:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:42:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 19:42:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:42:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:42:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:42:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:42:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:42:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:42:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:42:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:42:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:42:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:42:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:42:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:42:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:42:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:42:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:42:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:42:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:42:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:42:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:42:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:42:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:42:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:42:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:42:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:42:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:42:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:42:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:42:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:42:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:42:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:42:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:42:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:42:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:42:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:42:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:42:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:42:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:42:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:42:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:42:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:42:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:42:14,958 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:42:14,958 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:42:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:42:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:42:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:42:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:42:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:42:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:42:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:42:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:42:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:42:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:42:16,123 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:42:16,123 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:42:16,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:42:16 BoogieIcfgContainer [2019-09-20 19:42:16,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:42:16,126 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:42:16,126 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:42:16,126 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:42:16,127 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:42:16" (1/1) ... [2019-09-20 19:42:16,128 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 19:42:16,161 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:42:16,162 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:42:16,179 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:42:16,194 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:42:16,195 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:42:16,799 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:42:17,170 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:42:17,363 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:42:17,637 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:42:17,890 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:42:18,278 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:42:18,584 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:42:19,086 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:42:19,529 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:42:20,234 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:42:20,761 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:42:21,011 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:42:21,666 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:42:22,169 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:42:22,485 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:42:23,366 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:42:23,559 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:42:24,129 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:42:24,491 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:42:25,551 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:42:25,740 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:42:26,405 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:42:26,805 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:42:27,911 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:42:28,783 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:42:29,441 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:42:31,235 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-20 19:42:32,290 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 160 [2019-09-20 19:42:32,978 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:42:34,628 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 378 DAG size of output: 174 [2019-09-20 19:42:35,780 WARN L191 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 169 [2019-09-20 19:42:36,963 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:42:39,857 WARN L191 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 485 DAG size of output: 195 [2019-09-20 19:42:41,137 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 244 DAG size of output: 190 [2019-09-20 19:42:42,222 WARN L191 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:42:44,834 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 517 DAG size of output: 217 [2019-09-20 19:42:46,262 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 258 DAG size of output: 212 [2019-09-20 19:42:47,957 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:42:52,709 WARN L191 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 598 DAG size of output: 254 [2019-09-20 19:42:52,998 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 19:42:54,530 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 312 DAG size of output: 251 [2019-09-20 19:42:56,606 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 499