/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_spec3_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:47:47,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:47:47,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:47:47,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:47:47,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:47:47,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:47:47,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:47:47,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:47:47,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:47:47,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:47:47,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:47:47,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:47:47,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:47:47,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:47:47,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:47:47,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:47:47,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:47:47,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:47:47,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:47:47,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:47:47,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:47:47,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:47:47,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:47:47,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:47:47,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:47:47,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:47:47,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:47:47,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:47:47,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:47:47,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:47:47,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:47:47,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:47:47,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:47:47,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:47:47,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:47:47,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:47:47,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:47:47,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:47:47,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:47:47,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:47:47,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:47:47,789 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 10:47:47,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:47:47,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:47:47,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:47:47,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:47:47,804 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:47:47,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:47:47,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:47:47,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:47:47,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:47:47,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:47:47,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:47:47,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:47:47,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:47:47,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:47:47,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:47:47,806 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:47:47,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:47:47,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:47:47,807 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:47:47,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:47:47,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:47:47,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:47:47,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:47:47,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:47:47,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:47:47,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:47:47,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:47:47,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:47:47,809 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 10:47:48,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:47:48,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:47:48,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:47:48,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:47:48,110 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:47:48,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-11-07 10:47:48,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/128cc5f6e/f81412bbb1d14399b7c0dc2a945f7ce6/FLAG37922a68f [2019-11-07 10:47:48,716 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:47:48,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-11-07 10:47:48,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/128cc5f6e/f81412bbb1d14399b7c0dc2a945f7ce6/FLAG37922a68f [2019-11-07 10:47:49,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/128cc5f6e/f81412bbb1d14399b7c0dc2a945f7ce6 [2019-11-07 10:47:49,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:47:49,035 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:47:49,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:47:49,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:47:49,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:47:49,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f3de09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49, skipping insertion in model container [2019-11-07 10:47:49,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,051 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:47:49,112 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:47:49,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:47:49,576 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:47:49,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:47:49,702 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:47:49,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49 WrapperNode [2019-11-07 10:47:49,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:47:49,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:47:49,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:47:49,707 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:47:49,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (1/1) ... [2019-11-07 10:47:49,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:47:49,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:47:49,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:47:49,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:47:49,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:47:49" (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 10:47:49,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:47:49,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:47:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:47:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:47:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:47:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:47:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:47:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:47:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:47:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:47:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:47:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:47:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:47:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:47:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:47:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:47:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:47:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:47:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:47:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:47:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:47:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:47:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:47:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:47:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:47:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:47:49,875 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:47:49,875 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:47:49,875 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:47:49,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:47:49,875 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:47:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:47:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:47:49,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-11-07 10:47:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:47:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:47:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:47:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:47:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:47:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:47:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:47:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:47:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:47:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-11-07 10:47:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:47:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:47:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:47:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:47:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:47:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:47:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:47:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:47:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:47:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:47:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:47:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:47:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:47:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:47:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:47:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:47:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:47:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:47:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:47:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:47:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:47:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:47:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:47:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:47:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:47:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:47:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:47:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:47:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:47:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:47:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:47:51,454 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:47:51,454 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:47:51,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:47:51 BoogieIcfgContainer [2019-11-07 10:47:51,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:47:51,457 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:47:51,457 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:47:51,457 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:47:51,458 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:47:51" (1/1) ... [2019-11-07 10:47:51,459 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 10:47:51,483 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:47:51,483 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:47:51,492 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:47:51,500 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:47:51,502 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:48:02,890 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:48:04,717 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:48:04,840 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:48:04,858 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-11-07 10:48:04,902 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-11-07 10:48:04,908 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-11-07 10:48:05,396 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-11-07 10:48:05,682 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 10:48:05,928 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:48:06,033 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:48:06,248 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 178 [2019-11-07 10:48:06,820 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:48:07,095 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:07,229 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:07,476 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 175 [2019-11-07 10:48:07,703 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:07,866 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 174 [2019-11-07 10:48:08,100 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-07 10:48:08,400 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-07 10:48:08,628 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:08,879 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 175 [2019-11-07 10:48:09,151 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-11-07 10:48:09,422 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-11-07 10:48:09,555 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:48:09,559 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 140 for LOIs [2019-11-07 10:48:09,897 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 130 for LOIs [2019-11-07 10:48:09,914 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-11-07 10:48:09,915 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:48:09,929 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:48:09,930 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:48:09,931 INFO L168 Benchmark]: Toolchain (without parser) took 20896.50 ms. Allocated memory was 145.8 MB in the beginning and 467.7 MB in the end (delta: 321.9 MB). Free memory was 102.7 MB in the beginning and 270.7 MB in the end (delta: -168.1 MB). Peak memory consumption was 153.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:09,932 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 10:48:09,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.08 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.5 MB in the beginning and 170.3 MB in the end (delta: -67.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:09,934 INFO L168 Benchmark]: Boogie Preprocessor took 84.80 ms. Allocated memory is still 203.4 MB. Free memory was 170.3 MB in the beginning and 165.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:09,935 INFO L168 Benchmark]: RCFGBuilder took 1664.76 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 165.7 MB in the beginning and 147.0 MB in the end (delta: 18.6 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:09,936 INFO L168 Benchmark]: Sifa took 18473.06 ms. Allocated memory was 235.4 MB in the beginning and 467.7 MB in the end (delta: 232.3 MB). Free memory was 147.0 MB in the beginning and 270.7 MB in the end (delta: -123.7 MB). Peak memory consumption was 108.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:09,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.08 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.5 MB in the beginning and 170.3 MB in the end (delta: -67.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.80 ms. Allocated memory is still 203.4 MB. Free memory was 170.3 MB in the beginning and 165.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1664.76 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 165.7 MB in the beginning and 147.0 MB in the end (delta: 18.6 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. * Sifa took 18473.06 ms. Allocated memory was 235.4 MB in the beginning and 467.7 MB in the end (delta: 232.3 MB). Free memory was 147.0 MB in the beginning and 270.7 MB in the end (delta: -123.7 MB). Peak memory consumption was 108.6 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]: 18432, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 37, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 125, TOOLS_POST_TIME[ms]: 13342, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 135, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 71, TOOLS_QUANTIFIERELIM_APPLICATIONS: 237, TOOLS_QUANTIFIERELIM_TIME[ms]: 13454, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13280, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 225, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME[ms]: 4254, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 383, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 100, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2634, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2634, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13491, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13490, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 533, DAG_COMPRESSION_RETAINED_NODES: 188 - UnprovableResult [Line: 715]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 462#(and (= |#t~string55.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string9.offset| 0) (<= 0 |#t~string46.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string56.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (= 2 ~waterLevel~0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= |#t~string52.offset| 0) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= |#t~string70.offset| 0) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (= 0 ~methaneLevelCritical~0) (<= |#NULL.offset| 0) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string11.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= |#t~string19.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string54.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...