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_spec1_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:01:42,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:01:42,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:01:42,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:01:42,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:01:42,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:01:42,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:01:42,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:01:42,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:01:42,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:01:42,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:01:42,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:01:42,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:01:42,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:01:42,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:01:42,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:01:42,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:01:42,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:01:42,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:01:42,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:01:42,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:01:42,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:01:42,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:01:42,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:01:42,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:01:42,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:01:42,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:01:42,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:01:42,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:01:42,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:01:42,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:01:42,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:01:42,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:01:42,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:01:42,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:01:42,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:01:42,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:01:42,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:01:42,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:01:42,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:01:42,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:01:42,092 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 06:01:42,106 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:01:42,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:01:42,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:01:42,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:01:42,112 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:01:42,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:01:42,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:01:42,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:01:42,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:01:42,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:01:42,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:01:42,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:01:42,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:01:42,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:01:42,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:01:42,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:01:42,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:01:42,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:01:42,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:01:42,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:01:42,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:01:42,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:01:42,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:01:42,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:01:42,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:01:42,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:01:42,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:01:42,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:01:42,117 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 06:01:42,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:01:42,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:01:42,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:01:42,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:01:42,197 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:01:42,197 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2019-09-17 06:01:42,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dba8afb4/c88748c0ad6b46659f27a4c2c7448a61/FLAGf07371eaa [2019-09-17 06:01:42,805 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:01:42,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2019-09-17 06:01:42,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dba8afb4/c88748c0ad6b46659f27a4c2c7448a61/FLAGf07371eaa [2019-09-17 06:01:43,139 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dba8afb4/c88748c0ad6b46659f27a4c2c7448a61 [2019-09-17 06:01:43,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:01:43,151 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:01:43,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:01:43,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:01:43,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:01:43,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d29c02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43, skipping insertion in model container [2019-09-17 06:01:43,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,167 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:01:43,217 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:01:43,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:01:43,735 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:01:43,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:01:43,855 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:01:43,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43 WrapperNode [2019-09-17 06:01:43,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:01:43,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:01:43,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:01:43,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:01:43,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (1/1) ... [2019-09-17 06:01:43,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:01:43,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:01:43,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:01:43,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:01:43,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:43" (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 06:01:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:01:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:01:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:01:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:01:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:01:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:01:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:01:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:01:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:01:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:01:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:01:44,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:01:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:01:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:01:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:01:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:01:44,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:01:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:01:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:01:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:01:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:01:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:01:44,051 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:01:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:01:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:01:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:01:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:01:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:01:44,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:01:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:01:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:01:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:01:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:01:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:01:44,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:01:44,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:01:44,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:01:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:01:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:01:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:01:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:01:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:01:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:01:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:01:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:01:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:01:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:01:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:01:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:01:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:01:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:01:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:01:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:01:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:01:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:01:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:01:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:01:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:01:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:01:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:01:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:01:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:01:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:01:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:01:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:01:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:01:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:01:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:01:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:01:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:01:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:01:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:01:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:01:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:01:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:01:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:01:45,723 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:01:45,723 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:01:45,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:01:45 BoogieIcfgContainer [2019-09-17 06:01:45,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:01:45,725 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:01:45,725 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:01:45,726 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:01:45,727 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:01:45" (1/1) ... [2019-09-17 06:01:45,728 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 06:01:45,754 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:01:45,755 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:01:45,767 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:01:45,780 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:01:45,782 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:01:56,774 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:01:58,688 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:01:58,836 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:01:58,977 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:01:59,092 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:01:59,111 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:01:59,169 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:01:59,176 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:01:59,355 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:01:59,482 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:01:59,943 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:00,259 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:00,523 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:00,756 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:01,192 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:01,520 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:02,422 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:02,976 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:03,575 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:02:04,293 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:02:04,491 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:04,694 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:04,801 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:05,335 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:05,691 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:06,356 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:06,916 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:07,530 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:02:07,904 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:02:07,990 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-17 06:02:08,061 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:02:08,076 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 27 for LOIs [2019-09-17 06:02:08,081 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 32 for LOIs [2019-09-17 06:02:08,084 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:02:08,084 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:02:08,086 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 493#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:02:08,098 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:02:08,099 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:02:08,100 INFO L168 Benchmark]: Toolchain (without parser) took 24949.02 ms. Allocated memory was 138.4 MB in the beginning and 819.5 MB in the end (delta: 681.1 MB). Free memory was 85.1 MB in the beginning and 746.5 MB in the end (delta: -661.3 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:08,101 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:02:08,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.30 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.9 MB in the beginning and 164.9 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:08,103 INFO L168 Benchmark]: Boogie Preprocessor took 120.62 ms. Allocated memory is still 198.7 MB. Free memory was 164.9 MB in the beginning and 160.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:08,104 INFO L168 Benchmark]: RCFGBuilder took 1747.38 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 160.5 MB in the beginning and 151.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 94.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:08,105 INFO L168 Benchmark]: Sifa took 22373.34 ms. Allocated memory was 219.7 MB in the beginning and 819.5 MB in the end (delta: 599.8 MB). Free memory was 151.7 MB in the beginning and 746.5 MB in the end (delta: -594.8 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:08,109 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 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 704.30 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.9 MB in the beginning and 164.9 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.62 ms. Allocated memory is still 198.7 MB. Free memory was 164.9 MB in the beginning and 160.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1747.38 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 160.5 MB in the beginning and 151.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 94.7 MB. Max. memory is 7.1 GB. * Sifa took 22373.34 ms. Allocated memory was 219.7 MB in the beginning and 819.5 MB in the end (delta: 599.8 MB). Free memory was 151.7 MB in the beginning and 746.5 MB in the end (delta: -594.8 MB). Peak memory consumption was 5.0 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]: 22332, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 234, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 153, TOOLS_POST_TIME[ms]: 13063, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 182, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 274, TOOLS_QUANTIFIERELIM_TIME[ms]: 13239, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12970, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 241, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 7672, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 9, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 901, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 200, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5182, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5181, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13372, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13371, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 397, DAG_COMPRESSION_RETAINED_NODES: 210 - UnprovableResult [Line: 295]: 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 493#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...