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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:09,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:09,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:09,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:09,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:09,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:09,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:09,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:09,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:09,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:09,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:09,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:09,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:09,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:09,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:09,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:09,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:09,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:09,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:09,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:09,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:09,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:09,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:09,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:09,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:09,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:09,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:09,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:09,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:09,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:09,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:09,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:09,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:09,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:09,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:09,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:09,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:09,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:09,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:09,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:09,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:09,118 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 [2019-09-25 17:08:09,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:09,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:09,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:09,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:09,135 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:09,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:09,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:09,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:09,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:09,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:09,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:09,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:09,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:09,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:09,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:09,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:09,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:09,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:09,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:09,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:09,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:09,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:09,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:09,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:09,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:09,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:09,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:09,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:09,140 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:08:09,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:09,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:09,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:09,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:09,196 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:09,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c [2019-09-25 17:08:09,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a07dd544/04f12c27d7e74c5dba42a4e32777d5d6/FLAG5f7853112 [2019-09-25 17:08:09,874 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:09,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c [2019-09-25 17:08:09,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a07dd544/04f12c27d7e74c5dba42a4e32777d5d6/FLAG5f7853112 [2019-09-25 17:08:10,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a07dd544/04f12c27d7e74c5dba42a4e32777d5d6 [2019-09-25 17:08:10,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:10,104 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:10,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:10,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:10,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:10,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df0e53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10, skipping insertion in model container [2019-09-25 17:08:10,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,121 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:10,166 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:10,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:10,662 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:10,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:10,782 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:10,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10 WrapperNode [2019-09-25 17:08:10,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:10,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:10,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:10,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:10,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (1/1) ... [2019-09-25 17:08:10,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:10,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:10,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:10,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:10,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:10" (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 [2019-09-25 17:08:10,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:10,982 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:10,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:10,985 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:10,987 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:10,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:10,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:10,991 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:10,992 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:10,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:10,994 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:10,995 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:10,997 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:10,997 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:10,997 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:10,998 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:10,998 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:10,998 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:10,999 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:10,999 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:10,999 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:11,000 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:11,000 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:11,000 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:11,001 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:11,001 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:11,001 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:11,002 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:11,003 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:11,004 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:11,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:11,005 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:11,005 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:11,005 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:11,006 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:11,007 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:11,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:11,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:12,674 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:12,674 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:12,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:12 BoogieIcfgContainer [2019-09-25 17:08:12,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:12,677 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:12,677 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:12,677 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:12,678 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:12" (1/1) ... [2019-09-25 17:08:12,679 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:08:12,704 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:12,704 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:12,719 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:12,733 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:12,735 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:22,973 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:24,786 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:24,920 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:25,075 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:25,198 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:25,220 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-25 17:08:25,281 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-25 17:08:25,297 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-25 17:08:25,464 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 17:08:25,589 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 17:08:26,198 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-25 17:08:26,620 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-25 17:08:26,839 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-25 17:08:27,063 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-25 17:08:27,321 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-25 17:08:27,567 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-25 17:08:28,284 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:08:28,485 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:08:28,633 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:08:28,778 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 17:08:28,972 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:08:28,980 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:08:29,032 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 69 for LOIs [2019-09-25 17:08:29,041 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 83 for LOIs [2019-09-25 17:08:29,050 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:29,051 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:29,053 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 465#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= ~systemActive~0 1) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:08:29,075 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:29,075 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:29,078 INFO L168 Benchmark]: Toolchain (without parser) took 18972.40 ms. Allocated memory was 130.0 MB in the beginning and 488.6 MB in the end (delta: 358.6 MB). Free memory was 84.1 MB in the beginning and 366.3 MB in the end (delta: -282.2 MB). Peak memory consumption was 76.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:29,080 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:29,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.93 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 83.9 MB in the beginning and 162.2 MB in the end (delta: -78.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:29,088 INFO L168 Benchmark]: Boogie Preprocessor took 104.85 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 158.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:29,090 INFO L168 Benchmark]: RCFGBuilder took 1787.53 ms. Allocated memory was 198.2 MB in the beginning and 216.0 MB in the end (delta: 17.8 MB). Free memory was 158.3 MB in the beginning and 136.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:29,096 INFO L168 Benchmark]: Sifa took 16398.68 ms. Allocated memory was 216.0 MB in the beginning and 488.6 MB in the end (delta: 272.6 MB). Free memory was 136.0 MB in the beginning and 366.3 MB in the end (delta: -230.4 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:29,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.93 ms. Allocated memory was 130.0 MB in the beginning and 198.2 MB in the end (delta: 68.2 MB). Free memory was 83.9 MB in the beginning and 162.2 MB in the end (delta: -78.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.85 ms. Allocated memory is still 198.2 MB. Free memory was 162.2 MB in the beginning and 158.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1787.53 ms. Allocated memory was 198.2 MB in the beginning and 216.0 MB in the end (delta: 17.8 MB). Free memory was 158.3 MB in the beginning and 136.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. * Sifa took 16398.68 ms. Allocated memory was 216.0 MB in the beginning and 488.6 MB in the end (delta: 272.6 MB). Free memory was 136.0 MB in the beginning and 366.3 MB in the end (delta: -230.4 MB). Peak memory consumption was 42.3 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]: 16350, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 200, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 12209, TOOLS_POST_CALL_APPLICATIONS: 57, TOOLS_POST_CALL_TIME[ms]: 132, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 64, TOOLS_QUANTIFIERELIM_APPLICATIONS: 241, TOOLS_QUANTIFIERELIM_TIME[ms]: 12294, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12094, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 68, DOMAIN_JOIN_TIME[ms]: 3593, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 159, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 639, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 638, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12644, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12643, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 460, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 930]: 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 465#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= ~systemActive~0 1) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...