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_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:34:58,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:34:58,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:34:58,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:34:58,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:34:58,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:34:58,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:34:58,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:34:58,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:34:58,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:34:58,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:34:58,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:34:58,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:34:58,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:34:58,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:34:58,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:34:58,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:34:58,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:34:58,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:34:58,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:34:58,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:34:58,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:34:58,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:34:58,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:34:58,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:34:58,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:34:58,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:34:58,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:34:58,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:34:58,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:34:58,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:34:58,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:34:58,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:34:58,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:34:58,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:34:58,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:34:58,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:34:58,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:34:58,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:34:58,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:34:58,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:34:58,147 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 19:34:58,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:34:58,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:34:58,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:34:58,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:34:58,165 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:34:58,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:34:58,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:34:58,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:34:58,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:34:58,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:34:58,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:34:58,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:34:58,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:34:58,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:34:58,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:34:58,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:34:58,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:34:58,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:34:58,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:34:58,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:34:58,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:34:58,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:34:58,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:34:58,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:34:58,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:34:58,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:34:58,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:34:58,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:34:58,170 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 19:34:58,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:34:58,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:34:58,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:34:58,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:34:58,231 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:34:58,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2019-09-20 19:34:58,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6aaa9eba/52aaa77efc4c42a78fbfec245f221434/FLAGb8e987876 [2019-09-20 19:34:58,807 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:34:58,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product47.cil.c [2019-09-20 19:34:58,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6aaa9eba/52aaa77efc4c42a78fbfec245f221434/FLAGb8e987876 [2019-09-20 19:34:59,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6aaa9eba/52aaa77efc4c42a78fbfec245f221434 [2019-09-20 19:34:59,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:34:59,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:34:59,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:59,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:34:59,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:34:59,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c30c1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59, skipping insertion in model container [2019-09-20 19:34:59,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,097 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:34:59,146 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:34:59,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:59,611 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:34:59,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:59,733 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:34:59,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59 WrapperNode [2019-09-20 19:34:59,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:59,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:34:59,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:34:59,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:34:59,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (1/1) ... [2019-09-20 19:34:59,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:34:59,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:34:59,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:34:59,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:34:59,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:59" (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 19:34:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:34:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:34:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:34:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:34:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:34:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:34:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:34:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:34:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:34:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:34:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:59,935 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:34:59,936 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:34:59,936 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:34:59,937 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:34:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:34:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:34:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:34:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:34:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:34:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:34:59,939 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-20 19:34:59,939 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:34:59,939 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:34:59,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:34:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:34:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:34:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:34:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:34:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:34:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:34:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:34:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:34:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:34:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:34:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:34:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:34:59,942 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:34:59,942 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:34:59,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:34:59,942 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:34:59,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:34:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:34:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:34:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:34:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:34:59,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:59,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:59,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:34:59,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:59,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:59,946 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:34:59,946 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:34:59,946 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:34:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:34:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:34:59,947 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:34:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:34:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:34:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:34:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:34:59,948 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:34:59,949 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:34:59,949 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:34:59,950 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:34:59,950 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:34:59,950 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:34:59,950 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:34:59,951 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:34:59,951 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:34:59,951 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:34:59,951 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:34:59,952 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:34:59,952 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-20 19:34:59,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:34:59,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:34:59,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:35:01,163 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:35:01,163 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:35:01,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:01 BoogieIcfgContainer [2019-09-20 19:35:01,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:35:01,166 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:35:01,166 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:35:01,166 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:35:01,167 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:01" (1/1) ... [2019-09-20 19:35:01,168 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 19:35:01,192 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:35:01,192 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:35:01,203 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:35:01,212 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:35:01,214 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:35:01,663 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-20 19:35:01,808 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:35:02,192 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:35:02,395 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:35:02,667 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2019-09-20 19:35:02,943 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:35:03,332 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:35:03,633 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2019-09-20 19:35:04,138 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2019-09-20 19:35:04,577 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2019-09-20 19:35:05,268 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 98 [2019-09-20 19:35:05,813 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 97 [2019-09-20 19:35:06,026 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:35:06,730 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 111 [2019-09-20 19:35:07,228 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:35:07,529 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:35:08,419 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 119 [2019-09-20 19:35:08,607 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:35:09,135 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 120 [2019-09-20 19:35:09,520 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:35:10,629 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 250 DAG size of output: 133 [2019-09-20 19:35:10,821 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:35:11,501 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 134 [2019-09-20 19:35:11,964 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:35:13,391 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 280 DAG size of output: 147 [2019-09-20 19:35:14,276 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 144 [2019-09-20 19:35:14,931 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:35:16,790 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 339 DAG size of output: 167 [2019-09-20 19:35:17,826 WARN L191 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 162 [2019-09-20 19:35:18,642 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:35:21,174 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 370 DAG size of output: 176 [2019-09-20 19:35:22,388 WARN L191 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 171 [2019-09-20 19:35:23,529 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:35:26,685 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 494 DAG size of output: 216 [2019-09-20 19:35:28,055 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 259 DAG size of output: 211 [2019-09-20 19:35:29,464 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:35:33,396 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 543 DAG size of output: 243 [2019-09-20 19:35:35,027 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 282 DAG size of output: 238 [2019-09-20 19:35:36,770 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:35:41,632 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 606 DAG size of output: 262 [2019-09-20 19:35:43,543 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 301 DAG size of output: 257 [2019-09-20 19:35:45,681 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 499