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_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:40:33,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:40:33,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:40:33,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:40:33,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:40:33,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:40:33,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:40:33,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:40:33,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:40:33,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:40:33,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:40:33,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:40:33,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:40:33,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:40:33,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:40:33,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:40:33,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:40:33,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:40:33,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:40:33,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:40:33,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:40:33,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:40:33,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:40:33,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:40:33,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:40:33,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:40:33,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:40:33,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:40:33,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:40:33,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:40:33,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:40:33,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:40:33,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:40:33,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:40:33,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:40:33,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:40:33,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:40:33,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:40:33,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:40:33,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:40:33,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:40:33,832 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 19:40:33,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:40:33,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:40:33,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:40:33,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:40:33,848 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:40:33,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:40:33,849 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:40:33,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:40:33,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:40:33,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:40:33,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:40:33,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:40:33,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:40:33,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:40:33,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:40:33,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:40:33,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:40:33,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:40:33,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:40:33,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:40:33,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:40:33,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:40:33,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:40:33,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:40:33,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:40:33,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:40:33,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:40:33,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:40:33,853 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 19:40:33,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:40:33,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:40:33,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:40:33,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:40:33,921 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:40:33,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-09-20 19:40:33,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6f53bbb/0906fd38581b4dcda266cb0dcb944193/FLAGf2c21290d [2019-09-20 19:40:34,481 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:40:34,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-09-20 19:40:34,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6f53bbb/0906fd38581b4dcda266cb0dcb944193/FLAGf2c21290d [2019-09-20 19:40:34,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6f53bbb/0906fd38581b4dcda266cb0dcb944193 [2019-09-20 19:40:34,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:40:34,839 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:40:34,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:40:34,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:40:34,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:40:34,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:40:34" (1/1) ... [2019-09-20 19:40:34,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2dc4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:34, skipping insertion in model container [2019-09-20 19:40:34,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:40:34" (1/1) ... [2019-09-20 19:40:34,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:40:34,908 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:40:35,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:40:35,335 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:40:35,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:40:35,476 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:40:35,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35 WrapperNode [2019-09-20 19:40:35,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:40:35,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:40:35,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:40:35,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:40:35,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (1/1) ... [2019-09-20 19:40:35,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:40:35,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:40:35,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:40:35,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:40:35,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:40:35" (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 19:40:35,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:40:35,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:40:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:40:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:40:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:40:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:40:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:40:35,639 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:40:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:40:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:40:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:40:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:40:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:40:35,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:40:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:40:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:40:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:40:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 19:40:35,641 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:40:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:40:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:40:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:40:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:40:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:40:35,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:40:35,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:40:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:40:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:40:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:40:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:40:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:40:35,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:40:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:40:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:40:35,644 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:40:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:40:35,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:40:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:40:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:40:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:40:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:40:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:40:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:40:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:40:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:40:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:40:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:40:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:40:35,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:40:35,649 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:40:35,650 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 19:40:35,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:40:35,651 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:40:35,651 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:40:35,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:40:35,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:40:35,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:40:36,865 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:40:36,866 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:40:36,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:40:36 BoogieIcfgContainer [2019-09-20 19:40:36,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:40:36,868 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:40:36,868 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:40:36,869 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:40:36,870 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:40:36" (1/1) ... [2019-09-20 19:40:36,870 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 19:40:36,897 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:40:36,898 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:40:36,918 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:40:36,932 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:40:36,934 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:40:37,569 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-20 19:40:37,720 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-20 19:40:37,958 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2019-09-20 19:40:38,160 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:40:38,468 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2019-09-20 19:40:38,700 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2019-09-20 19:40:39,087 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2019-09-20 19:40:39,415 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2019-09-20 19:40:39,940 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 89 [2019-09-20 19:40:40,372 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 88 [2019-09-20 19:40:41,072 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 101 [2019-09-20 19:40:41,616 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 100 [2019-09-20 19:40:42,494 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 114 [2019-09-20 19:40:42,997 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 109 [2019-09-20 19:40:43,317 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:40:44,242 WARN L191 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 122 [2019-09-20 19:40:44,959 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 123 [2019-09-20 19:40:45,323 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:40:46,464 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 253 DAG size of output: 136 [2019-09-20 19:40:46,658 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:40:47,387 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 137 [2019-09-20 19:40:47,881 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:40:49,328 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 283 DAG size of output: 150 [2019-09-20 19:40:50,227 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 147 [2019-09-20 19:40:50,896 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:40:52,739 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-20 19:40:53,725 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 160 [2019-09-20 19:40:54,596 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:40:56,991 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 368 DAG size of output: 174 [2019-09-20 19:40:58,175 WARN L191 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 169 [2019-09-20 19:40:59,315 WARN L191 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:41:02,360 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 473 DAG size of output: 195 [2019-09-20 19:41:03,642 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 238 DAG size of output: 190 [2019-09-20 19:41:05,006 WARN L191 SmtUtils]: Spent 828.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:41:08,664 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 527 DAG size of output: 217 [2019-09-20 19:41:10,147 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 256 DAG size of output: 212 [2019-09-20 19:41:11,858 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:41:16,781 WARN L191 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 580 DAG size of output: 254 [2019-09-20 19:41:17,079 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 19:41:18,663 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 297 DAG size of output: 251 [2019-09-20 19:41:20,747 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499