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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:04:03,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:04:03,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:04:03,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:04:03,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:04:03,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:04:03,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:04:03,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:04:03,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:04:03,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:04:03,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:04:03,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:04:03,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:04:03,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:04:03,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:04:03,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:04:03,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:04:03,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:04:03,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:04:03,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:04:03,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:04:03,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:04:03,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:04:03,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:04:03,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:04:03,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:04:03,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:04:03,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:04:03,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:04:03,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:04:03,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:04:03,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:04:03,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:04:03,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:04:03,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:04:03,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:04:03,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:04:03,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:04:03,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:04:03,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:04:03,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:04:03,108 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 [2019-09-17 06:04:03,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:04:03,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:04:03,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:04:03,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:04:03,135 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:04:03,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:04:03,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:04:03,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:04:03,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:04:03,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:04:03,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:04:03,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:04:03,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:04:03,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:04:03,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:04:03,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:04:03,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:04:03,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:04:03,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:04:03,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:04:03,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:04:03,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:04:03,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:04:03,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:04:03,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:04:03,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:04:03,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:04:03,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:04:03,140 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:04:03,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:04:03,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:04:03,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:04:03,198 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:04:03,199 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:04:03,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-09-17 06:04:03,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4b2252b/0bca905e4acd4d18adc94eee0ceb79a3/FLAGabb5adea9 [2019-09-17 06:04:03,792 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:04:03,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-09-17 06:04:03,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4b2252b/0bca905e4acd4d18adc94eee0ceb79a3/FLAGabb5adea9 [2019-09-17 06:04:04,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4b2252b/0bca905e4acd4d18adc94eee0ceb79a3 [2019-09-17 06:04:04,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:04:04,125 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:04:04,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:04:04,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:04:04,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:04:04,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04, skipping insertion in model container [2019-09-17 06:04:04,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,139 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:04:04,189 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:04:04,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:04:04,678 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:04:04,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:04:04,833 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:04:04,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04 WrapperNode [2019-09-17 06:04:04,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:04:04,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:04:04,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:04:04,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:04:04,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (1/1) ... [2019-09-17 06:04:04,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:04:04,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:04:04,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:04:04,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:04:04,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:04:04" (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 [2019-09-17 06:04:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:04:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:04:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:04:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:04:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:04:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:04:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:04:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:04:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:04:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:04:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:04:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:04:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:04:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:04:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:04:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:04:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:04:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:04:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:04:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:04:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:04:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:04:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:04:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:04:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:04:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:04:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:04:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:04:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:04:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:04:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:04:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:04:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:04:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:04:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:04:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:04:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:04:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:04:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:04:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:04:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:04:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:04:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:04:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:04:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:04:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:04:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:04:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:04:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:04:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:04:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:04:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:04:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:04:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:04:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:04:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:04:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:04:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:04:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:04:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:04:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:04:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:04:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:04:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:04:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:04:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:04:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:04:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:04:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:04:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:04:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:04:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:04:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:04:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:04:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:04:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:04:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:04:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:04:06,582 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:04:06,583 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:04:06,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:04:06 BoogieIcfgContainer [2019-09-17 06:04:06,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:04:06,585 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:04:06,585 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:04:06,586 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:04:06,587 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:04:06" (1/1) ... [2019-09-17 06:04:06,587 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:04:06,611 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:04:06,611 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:04:06,620 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:04:06,630 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:04:06,631 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:04:16,748 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:04:18,513 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:04:18,642 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:04:18,802 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:04:18,922 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:04:18,948 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:04:19,012 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:04:19,029 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:04:19,222 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:04:19,335 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:04:19,800 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:04:20,129 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:04:20,390 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:04:20,603 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:04:20,828 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:04:20,998 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:04:21,478 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:04:21,816 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:04:22,538 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:04:23,109 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:04:23,889 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-17 06:04:24,230 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-17 06:04:25,127 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 540 [2019-09-17 06:04:25,605 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 539 [2019-09-17 06:04:26,411 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-17 06:04:27,116 WARN L191 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-17 06:04:27,860 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 563 [2019-09-17 06:04:28,569 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-17 06:04:29,611 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 575 [2019-09-17 06:04:30,693 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:04:31,227 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:04:31,826 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:04:32,385 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:04:32,776 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-17 06:04:33,082 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-17 06:04:33,494 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 535 [2019-09-17 06:04:33,782 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 534 [2019-09-17 06:04:34,349 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-17 06:04:34,890 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-17 06:04:35,486 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 558 [2019-09-17 06:04:36,036 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-17 06:04:36,859 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-17 06:04:37,243 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:04:37,518 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:04:38,149 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:04:38,693 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:04:39,091 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-17 06:04:39,381 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-17 06:04:39,767 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 537 [2019-09-17 06:04:40,060 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-17 06:04:40,610 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:04:41,159 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:04:41,765 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 560 [2019-09-17 06:04:42,318 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-17 06:04:43,125 WARN L191 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2019-09-17 06:04:43,179 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 35 for LOIs [2019-09-17 06:04:43,245 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:04:43,256 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 31 for LOIs [2019-09-17 06:04:43,260 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 35 for LOIs [2019-09-17 06:04:43,262 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:04:43,262 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:04:43,264 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 502#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-17 06:04:43,275 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:04:43,275 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:04:43,277 INFO L168 Benchmark]: Toolchain (without parser) took 39152.30 ms. Allocated memory was 130.0 MB in the beginning and 1.1 GB in the end (delta: 978.8 MB). Free memory was 84.9 MB in the beginning and 570.5 MB in the end (delta: -485.6 MB). Peak memory consumption was 493.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:43,278 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:04:43,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.34 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.7 MB in the beginning and 159.5 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:43,279 INFO L168 Benchmark]: Boogie Preprocessor took 108.89 ms. Allocated memory is still 197.7 MB. Free memory was 159.5 MB in the beginning and 155.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:43,280 INFO L168 Benchmark]: RCFGBuilder took 1641.05 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 155.6 MB in the beginning and 144.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:43,281 INFO L168 Benchmark]: Sifa took 36690.12 ms. Allocated memory was 215.5 MB in the beginning and 1.1 GB in the end (delta: 893.4 MB). Free memory was 144.3 MB in the beginning and 570.5 MB in the end (delta: -426.2 MB). Peak memory consumption was 467.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:43,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 708.34 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.7 MB in the beginning and 159.5 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.89 ms. Allocated memory is still 197.7 MB. Free memory was 159.5 MB in the beginning and 155.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1641.05 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 155.6 MB in the beginning and 144.3 MB in the end (delta: 11.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. * Sifa took 36690.12 ms. Allocated memory was 215.5 MB in the beginning and 1.1 GB in the end (delta: 893.4 MB). Free memory was 144.3 MB in the beginning and 570.5 MB in the end (delta: -426.2 MB). Peak memory consumption was 467.2 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]: 36653, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 259, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 167, TOOLS_POST_TIME[ms]: 12129, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 325, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 280, TOOLS_QUANTIFIERELIM_APPLICATIONS: 306, TOOLS_QUANTIFIERELIM_TIME[ms]: 12586, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11947, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 268, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 20815, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2639, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 70, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 244, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19290, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19289, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12360, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12359, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 399, DAG_COMPRESSION_RETAINED_NODES: 209 - UnprovableResult [Line: 130]: 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 502#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...