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 IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:30:15,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:30:15,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:30:15,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:30:15,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:30:15,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:30:15,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:30:15,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:30:15,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:30:15,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:30:15,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:30:15,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:30:15,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:30:15,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:30:15,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:30:15,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:30:15,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:30:15,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:30:15,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:30:15,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:30:15,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:30:15,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:30:15,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:30:15,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:30:15,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:30:15,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:30:15,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:30:15,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:30:15,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:30:15,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:30:15,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:30:15,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:30:15,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:30:15,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:30:15,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:30:15,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:30:15,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:30:15,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:30:15,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:30:15,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:30:15,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:30:15,121 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 [2019-09-06 11:30:15,146 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:30:15,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:30:15,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:30:15,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:30:15,152 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:30:15,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:30:15,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:30:15,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:30:15,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:30:15,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:30:15,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:30:15,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:30:15,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:30:15,155 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:30:15,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:30:15,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:30:15,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:30:15,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:30:15,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:30:15,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:30:15,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:30:15,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:30:15,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:30:15,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:30:15,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:30:15,159 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:30:15,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:30:15,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:30:15,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:30:15,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:30:15,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:30:15,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:30:15,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:30:15,233 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:30:15,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2019-09-06 11:30:15,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec030833b/30fece39d3d34c339d8c5354e93f7121/FLAG0d1df5140 [2019-09-06 11:30:15,808 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:30:15,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2019-09-06 11:30:15,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec030833b/30fece39d3d34c339d8c5354e93f7121/FLAG0d1df5140 [2019-09-06 11:30:16,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec030833b/30fece39d3d34c339d8c5354e93f7121 [2019-09-06 11:30:16,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:30:16,148 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:30:16,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:30:16,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:30:16,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:30:16,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2051b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16, skipping insertion in model container [2019-09-06 11:30:16,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,165 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:30:16,215 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:30:16,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:30:16,642 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:30:16,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:30:16,805 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:30:16,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16 WrapperNode [2019-09-06 11:30:16,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:30:16,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:30:16,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:30:16,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:30:16,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (1/1) ... [2019-09-06 11:30:16,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:30:16,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:30:16,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:30:16,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:30:16,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:16" (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 [2019-09-06 11:30:16,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:30:16,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:30:16,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:30:16,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:30:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:30:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:30:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:30:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:30:16,970 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:30:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:30:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:30:16,971 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:30:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:30:16,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:30:16,973 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:30:16,973 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:30:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-06 11:30:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:30:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:30:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:30:16,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:30:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-06 11:30:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:30:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:30:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:30:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:30:16,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:30:16,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:30:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:30:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:30:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:30:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:30:16,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:30:16,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:30:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:30:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:30:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:30:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:30:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:30:16,980 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:30:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:30:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:30:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:30:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:30:16,981 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:30:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:30:16,982 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:30:16,983 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:30:16,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:30:16,983 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:30:16,983 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:30:16,983 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:30:16,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:30:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:30:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:30:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:30:16,984 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-06 11:30:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:30:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-06 11:30:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:30:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:30:16,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:30:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:30:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-06 11:30:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-06 11:30:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:30:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:30:16,986 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:30:16,987 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:30:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:30:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:30:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:30:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:30:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:30:16,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:30:16,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:30:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:30:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:30:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:30:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:30:16,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:30:16,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:30:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:30:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:30:16,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:30:16,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:30:18,176 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:30:18,176 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:30:18,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:30:18 BoogieIcfgContainer [2019-09-06 11:30:18,178 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:30:18,179 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:30:18,179 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:30:18,180 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:30:18,181 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:30:18" (1/1) ... [2019-09-06 11:30:18,182 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:30:18,207 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:30:18,207 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:30:18,217 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:30:18,227 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:30:18,229 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:30:18,416 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:30:18,484 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:30:18,488 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:30:25,690 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:30:25,693 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-06 11:30:25,711 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 109 for LOIs [2019-09-06 11:30:25,727 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-06 11:30:25,728 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:30:25,728 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:30:25,730 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2411#false [2019-09-06 11:30:25,736 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-06 11:30:25,737 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:30:25,740 INFO L168 Benchmark]: Toolchain (without parser) took 9592.72 ms. Allocated memory was 130.5 MB in the beginning and 482.9 MB in the end (delta: 352.3 MB). Free memory was 84.8 MB in the beginning and 239.3 MB in the end (delta: -154.5 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:25,741 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:30:25,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.35 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.6 MB in the beginning and 163.1 MB in the end (delta: -78.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:25,743 INFO L168 Benchmark]: Boogie Preprocessor took 83.26 ms. Allocated memory is still 198.2 MB. Free memory was 163.1 MB in the beginning and 158.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:25,743 INFO L168 Benchmark]: RCFGBuilder took 1288.95 ms. Allocated memory is still 198.2 MB. Free memory was 158.5 MB in the beginning and 75.7 MB in the end (delta: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:25,744 INFO L168 Benchmark]: Sifa took 7557.66 ms. Allocated memory was 198.2 MB in the beginning and 482.9 MB in the end (delta: 284.7 MB). Free memory was 75.7 MB in the beginning and 239.3 MB in the end (delta: -163.6 MB). Peak memory consumption was 121.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:25,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.35 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 84.6 MB in the beginning and 163.1 MB in the end (delta: -78.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.26 ms. Allocated memory is still 198.2 MB. Free memory was 163.1 MB in the beginning and 158.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1288.95 ms. Allocated memory is still 198.2 MB. Free memory was 158.5 MB in the beginning and 75.7 MB in the end (delta: 82.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * Sifa took 7557.66 ms. Allocated memory was 198.2 MB in the beginning and 482.9 MB in the end (delta: 284.7 MB). Free memory was 75.7 MB in the beginning and 239.3 MB in the end (delta: -163.6 MB). Peak memory consumption was 121.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 7523, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1455, DAG_INTERPRETER_EARLY_EXITS: 14, TOOLS_POST_APPLICATIONS: 1087, TOOLS_POST_TIME[ms]: 720, TOOLS_POST_CALL_APPLICATIONS: 303, TOOLS_POST_CALL_TIME[ms]: 663, TOOLS_POST_RETURN_APPLICATIONS: 296, TOOLS_POST_RETURN_TIME[ms]: 868, TOOLS_QUANTIFIERELIM_TIME[ms]: 1620, FLUID_QUERY_TIME[ms]: 54, FLUID_QUERIES: 1530, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 435, DOMAIN_JOIN_TIME[ms]: 1030, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 31, DOMAIN_WIDEN_TIME[ms]: 66, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1100, DOMAIN_ISSUBSETEQ_TIME[ms]: 2756, DOMAIN_ISBOTTOM_APPLICATIONS: 311, DOMAIN_ISBOTTOM_TIME[ms]: 980, LOOP_SUMMARIZER_APPLICATIONS: 44, LOOP_SUMMARIZER_CACHE_MISSES: 44, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6281, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6280, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 75, CALL_SUMMARIZER_APPLICATIONS: 296, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3062, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 70, DAG_COMPRESSION_PROCESSED_NODES: 1385, DAG_COMPRESSION_RETAINED_NODES: 431 - PositiveResult [Line: 148]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...