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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:51:55,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:51:55,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:51:55,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:51:55,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:51:55,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:51:55,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:51:55,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:51:55,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:51:55,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:51:55,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:51:55,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:51:55,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:51:55,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:51:55,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:51:55,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:51:55,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:51:55,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:51:55,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:51:55,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:51:55,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:51:55,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:51:55,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:51:55,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:51:55,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:51:55,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:51:55,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:51:55,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:51:55,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:51:55,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:51:55,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:51:55,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:51:55,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:51:55,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:51:55,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:51:55,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:51:55,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:51:55,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:51:55,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:51:55,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:51:55,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:51:55,751 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 [2019-09-19 23:51:55,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:51:55,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:51:55,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:51:55,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:51:55,767 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:51:55,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:51:55,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:51:55,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:51:55,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:51:55,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:51:55,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:51:55,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:51:55,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:51:55,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:51:55,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:51:55,769 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:51:55,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:51:55,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:51:55,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:51:55,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:51:55,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:51:55,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:51:55,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:51:55,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:51:55,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:51:55,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:51:55,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:51:55,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:51:55,772 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 -> 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:51:55,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:51:55,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:51:55,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:51:55,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:51:55,821 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:51:55,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-19 23:51:55,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2092ede49/54f4e0d99d5c4b1d8ecf4b2e5f297157/FLAG7160660af [2019-09-19 23:51:56,380 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:51:56,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-19 23:51:56,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2092ede49/54f4e0d99d5c4b1d8ecf4b2e5f297157/FLAG7160660af [2019-09-19 23:51:56,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2092ede49/54f4e0d99d5c4b1d8ecf4b2e5f297157 [2019-09-19 23:51:56,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:51:56,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:51:56,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:51:56,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:51:56,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:51:56,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:51:56" (1/1) ... [2019-09-19 23:51:56,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ac9f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:56, skipping insertion in model container [2019-09-19 23:51:56,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:51:56" (1/1) ... [2019-09-19 23:51:56,726 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:51:56,784 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:51:57,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:51:57,266 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:51:57,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:51:57,393 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:51:57,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57 WrapperNode [2019-09-19 23:51:57,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:51:57,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:51:57,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:51:57,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:51:57,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (1/1) ... [2019-09-19 23:51:57,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:51:57,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:51:57,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:51:57,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:51:57,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:51:57" (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 [2019-09-19 23:51:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:51:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:51:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:51:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:51:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:51:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:51:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:51:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:51:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:51:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:51:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:51:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:51:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:51:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:51:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:51:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:51:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:51:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:51:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:51:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:51:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:51:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:51:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:51:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:51:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 23:51:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 23:51:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 23:51:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:51:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:51:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:51:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:51:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:51:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:51:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:51:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:51:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:51:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:51:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:51:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:51:57,607 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:51:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:51:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:51:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:51:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:51:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:51:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 23:51:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:51:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:51:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:51:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:51:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:51:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:51:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:51:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:51:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:51:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:51:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:51:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:51:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:51:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:51:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:51:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:51:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:51:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:51:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:51:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:51:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:51:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:51:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:51:57,616 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:51:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:51:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 23:51:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 23:51:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:51:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:51:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:51:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:51:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:51:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:51:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:51:59,169 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:51:59,169 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:51:59,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:51:59 BoogieIcfgContainer [2019-09-19 23:51:59,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:51:59,172 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:51:59,172 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:51:59,172 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:51:59,173 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:51:59" (1/1) ... [2019-09-19 23:51:59,174 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:51:59,212 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:51:59,212 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:51:59,223 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:51:59,233 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:51:59,234 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:52:21,694 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:52:23,258 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:52:27,226 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:52:29,102 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:52:30,885 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:52:30,900 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 23:52:30,975 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 23:52:30,996 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 23:52:42,314 WARN L191 SmtUtils]: Spent 11.15 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:52:47,843 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:52:58,823 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:53:04,315 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:53:22,223 WARN L191 SmtUtils]: Spent 17.84 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-19 23:53:31,165 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:53:43,176 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 468 DAG size of output: 460 [2019-09-19 23:53:48,901 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 23:53:50,924 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 23:53:52,869 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 23:53:58,905 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-19 23:54:00,868 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:54:06,817 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-19 23:54:08,801 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:54:19,669 WARN L191 SmtUtils]: Spent 10.85 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 23:54:20,383 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 23:54:20,596 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 23:54:38,775 WARN L191 SmtUtils]: Spent 17.97 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-19 23:54:47,803 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:54:59,481 WARN L191 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 468 DAG size of output: 460 [2019-09-19 23:55:05,269 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 23:55:07,281 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 23:55:09,289 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 23:55:15,203 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-19 23:55:17,167 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:55:23,026 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-19 23:55:24,995 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:55:35,854 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 23:55:36,269 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 23:55:36,481 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 23:55:36,552 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 15 for LOIs [2019-09-19 23:55:36,909 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2019-09-19 23:55:36,969 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 23:55:37,175 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 14 for LOIs [2019-09-19 23:55:37,179 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 26 for LOIs [2019-09-19 23:55:37,196 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:55:37,197 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:55:37,199 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 384#false [2019-09-19 23:55:37,206 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 23:55:37,207 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:55:37,210 INFO L168 Benchmark]: Toolchain (without parser) took 220500.13 ms. Allocated memory was 141.0 MB in the beginning and 168.3 MB in the end (delta: 27.3 MB). Free memory was 88.2 MB in the beginning and 78.9 MB in the end (delta: 9.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2019-09-19 23:55:37,217 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:55:37,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.73 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 88.0 MB in the beginning and 167.8 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:55:37,219 INFO L168 Benchmark]: Boogie Preprocessor took 103.78 ms. Allocated memory is still 201.3 MB. Free memory was 167.8 MB in the beginning and 163.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:55:37,220 INFO L168 Benchmark]: RCFGBuilder took 1672.71 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 163.5 MB in the beginning and 153.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2019-09-19 23:55:37,221 INFO L168 Benchmark]: Sifa took 218035.34 ms. Allocated memory was 228.1 MB in the beginning and 168.3 MB in the end (delta: -59.8 MB). Free memory was 153.6 MB in the beginning and 78.9 MB in the end (delta: 74.7 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:55:37,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.73 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 88.0 MB in the beginning and 167.8 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.78 ms. Allocated memory is still 201.3 MB. Free memory was 167.8 MB in the beginning and 163.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1672.71 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 163.5 MB in the beginning and 153.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. * Sifa took 218035.34 ms. Allocated memory was 228.1 MB in the beginning and 168.3 MB in the end (delta: -59.8 MB). Free memory was 153.6 MB in the beginning and 78.9 MB in the end (delta: 74.7 MB). Peak memory consumption was 14.9 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]: 217987, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 130, TOOLS_POST_TIME[ms]: 28029, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 211, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 90, TOOLS_QUANTIFIERELIM_APPLICATIONS: 233, TOOLS_QUANTIFIERELIM_TIME[ms]: 28234, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27934, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 63, DOMAIN_JOIN_TIME[ms]: 167201, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 22011, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 38, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 280, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 98617, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 98616, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32424, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32423, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 335, DAG_COMPRESSION_RETAINED_NODES: 170 - PositiveResult [Line: 863]: 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...