/usr/bin/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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:44:55,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:44:55,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:44:55,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:44:55,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:44:55,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:44:55,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:44:55,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:44:55,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:44:55,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:44:55,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:44:55,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:44:55,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:44:55,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:44:55,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:44:55,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:44:55,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:44:55,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:44:55,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:44:55,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:44:55,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:44:55,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:44:55,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:44:55,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:44:55,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:44:55,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:44:55,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:44:55,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:44:55,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:44:55,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:44:55,735 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:44:55,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:44:55,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:44:55,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:44:55,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:44:55,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:44:55,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:44:55,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:44:55,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:44:55,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:44:55,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:44:55,745 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 [2019-11-07 10:44:55,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:44:55,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:44:55,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:44:55,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:44:55,786 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:44:55,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:44:55,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:44:55,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:44:55,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:44:55,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:44:55,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:44:55,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:44:55,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:44:55,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:44:55,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:44:55,789 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:44:55,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:44:55,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:44:55,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:44:55,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:44:55,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:44:55,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:44:55,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:44:55,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:44:55,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:44:55,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:44:55,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:44:55,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:44:55,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:44:56,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:44:56,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:44:56,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:44:56,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:44:56,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:44:56,114 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-11-07 10:44:56,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631753aa9/de5d0886684f4a7d97f384de50f9a198/FLAG273f7acf1 [2019-11-07 10:44:56,717 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:44:56,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-11-07 10:44:56,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631753aa9/de5d0886684f4a7d97f384de50f9a198/FLAG273f7acf1 [2019-11-07 10:44:57,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631753aa9/de5d0886684f4a7d97f384de50f9a198 [2019-11-07 10:44:57,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:44:57,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:44:57,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:44:57,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:44:57,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:44:57,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312b99b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57, skipping insertion in model container [2019-11-07 10:44:57,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,076 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:44:57,114 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:44:57,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:44:57,557 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:44:57,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:44:57,721 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:44:57,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57 WrapperNode [2019-11-07 10:44:57,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:44:57,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:44:57,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:44:57,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:44:57,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (1/1) ... [2019-11-07 10:44:57,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:44:57,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:44:57,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:44:57,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:44:57,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:44:57" (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 [2019-11-07 10:44:57,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:44:57,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:44:57,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:44:57,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:44:57,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:44:57,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:44:57,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:44:57,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:44:57,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:44:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:44:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:44:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:44:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:44:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:44:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:44:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:44:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:44:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:44:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:44:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:44:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:44:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:44:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:44:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:44:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:44:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:44:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 10:44:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:44:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:44:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:44:57,925 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:44:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:44:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:44:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:44:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:44:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 10:44:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:44:57,927 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:44:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:44:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:44:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:44:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:44:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:44:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:44:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:44:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:44:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:44:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:44:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:44:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:44:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 10:44:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:44:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:44:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:44:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:44:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 10:44:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:44:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:44:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:44:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:44:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:44:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:44:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 10:44:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:44:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:44:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:44:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:44:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:44:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:44:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:44:59,471 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:44:59,472 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:44:59,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:59 BoogieIcfgContainer [2019-11-07 10:44:59,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:44:59,474 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:44:59,474 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:44:59,474 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:44:59,476 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:44:59" (1/1) ... [2019-11-07 10:44:59,476 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:44:59,501 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:44:59,501 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:44:59,511 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:44:59,521 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:44:59,522 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:45:08,564 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:45:10,312 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:45:10,439 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:45:10,456 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-11-07 10:45:10,496 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-11-07 10:45:10,510 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-11-07 10:45:10,945 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-11-07 10:45:11,283 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-07 10:45:11,408 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-07 10:45:11,664 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 198 [2019-11-07 10:45:11,804 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2019-11-07 10:45:12,252 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-11-07 10:45:12,438 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-11-07 10:45:12,706 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 603 [2019-11-07 10:45:13,124 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-11-07 10:45:13,559 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 197 [2019-11-07 10:45:14,199 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-11-07 10:45:15,002 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-07 10:45:15,147 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 197 [2019-11-07 10:45:15,943 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 197 [2019-11-07 10:45:18,001 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-11-07 10:45:18,229 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2019-11-07 10:45:18,710 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-11-07 10:45:19,040 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-11-07 10:45:19,220 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2019-11-07 10:45:19,510 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-07 10:45:20,456 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-11-07 10:45:20,552 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:45:20,555 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 149 for LOIs [2019-11-07 10:45:20,673 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 139 for LOIs [2019-11-07 10:45:20,682 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-11-07 10:45:20,683 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:45:20,690 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-07 10:45:20,690 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:45:20,693 INFO L168 Benchmark]: Toolchain (without parser) took 23630.18 ms. Allocated memory was 139.5 MB in the beginning and 656.9 MB in the end (delta: 517.5 MB). Free memory was 102.9 MB in the beginning and 219.3 MB in the end (delta: -116.4 MB). Peak memory consumption was 401.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:45:20,694 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 10:45:20,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.96 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 102.7 MB in the beginning and 167.9 MB in the end (delta: -65.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:45:20,696 INFO L168 Benchmark]: Boogie Preprocessor took 96.08 ms. Allocated memory is still 201.9 MB. Free memory was 167.9 MB in the beginning and 163.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:45:20,697 INFO L168 Benchmark]: RCFGBuilder took 1655.06 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 163.9 MB in the beginning and 149.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:45:20,698 INFO L168 Benchmark]: Sifa took 21216.71 ms. Allocated memory was 234.9 MB in the beginning and 656.9 MB in the end (delta: 422.1 MB). Free memory was 148.4 MB in the beginning and 219.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 351.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:45:20,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.96 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 102.7 MB in the beginning and 167.9 MB in the end (delta: -65.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.08 ms. Allocated memory is still 201.9 MB. Free memory was 167.9 MB in the beginning and 163.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1655.06 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 163.9 MB in the beginning and 149.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 79.0 MB. Max. memory is 7.1 GB. * Sifa took 21216.71 ms. Allocated memory was 234.9 MB in the beginning and 656.9 MB in the end (delta: 422.1 MB). Free memory was 148.4 MB in the beginning and 219.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 351.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21183, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 57, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 176, TOOLS_POST_TIME[ms]: 10961, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 211, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME[ms]: 116, TOOLS_QUANTIFIERELIM_APPLICATIONS: 313, TOOLS_QUANTIFIERELIM_TIME[ms]: 11155, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10852, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 297, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 54, DOMAIN_JOIN_TIME[ms]: 8513, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 948, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 52, DOMAIN_ISBOTTOM_APPLICATIONS: 57, DOMAIN_ISBOTTOM_TIME[ms]: 237, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6996, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6996, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11027, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11026, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 739, DAG_COMPRESSION_RETAINED_NODES: 195 - PositiveResult [Line: 759]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...