java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:12,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:12,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:13,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:13,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:13,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:13,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:13,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:13,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:13,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:13,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:13,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:13,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:13,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:13,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:13,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:13,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:13,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:13,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:13,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:13,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:13,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:13,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:13,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:13,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:13,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:13,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:13,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:13,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:13,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:13,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:13,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:13,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:13,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:13,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:13,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:13,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:13,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:13,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:13,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:13,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:13,066 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 [2019-09-21 08:33:13,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:13,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:13,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:13,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:13,105 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:13,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:13,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:13,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:13,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:13,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:13,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:13,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:13,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:13,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:13,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:13,111 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:13,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:13,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:13,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:13,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:13,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:13,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:13,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:13,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:13,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:13,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:13,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:13,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:13,114 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 [2019-09-21 08:33:13,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:13,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:13,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:13,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:13,182 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:13,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-09-21 08:33:13,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f46144d/d6c921aff8cc4c9c9b7d2923a5c6988c/FLAG705680f35 [2019-09-21 08:33:13,822 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:13,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-09-21 08:33:13,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f46144d/d6c921aff8cc4c9c9b7d2923a5c6988c/FLAG705680f35 [2019-09-21 08:33:14,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f46144d/d6c921aff8cc4c9c9b7d2923a5c6988c [2019-09-21 08:33:14,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:14,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:14,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:14,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:14,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:14,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14, skipping insertion in model container [2019-09-21 08:33:14,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:14,206 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:14,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:14,659 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:14,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:14,828 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:14,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14 WrapperNode [2019-09-21 08:33:14,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:14,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:14,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:14,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:14,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:14,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:14,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:14,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:14,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (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 [2019-09-21 08:33:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:14,995 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:33:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:33:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:15,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:33:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:33:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:33:16,482 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:33:16,482 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:33:16,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:16 BoogieIcfgContainer [2019-09-21 08:33:16,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:33:16,484 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:33:16,484 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:33:16,484 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:33:16,486 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:16" (1/1) ... [2019-09-21 08:33:16,486 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 [2019-09-21 08:33:16,510 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:33:16,510 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:33:16,520 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:33:16,532 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:33:16,537 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:33:26,007 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:33:27,789 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:33:27,931 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:28,110 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:28,244 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:28,268 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-21 08:33:28,325 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-21 08:33:28,341 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-21 08:33:28,512 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:33:28,641 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:33:29,121 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:33:29,430 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:33:29,707 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:33:29,904 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:33:30,356 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:33:30,728 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:33:31,357 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-21 08:33:31,667 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:33:31,951 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-21 08:33:32,190 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:33:32,542 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:32,899 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:33,194 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:33:33,501 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:34,103 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:33:34,939 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:33:35,226 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:33:35,491 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-21 08:33:35,658 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:33:35,955 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-21 08:33:36,184 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:33:36,502 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:36,788 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:37,077 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:33:37,379 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:33:37,917 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:33:37,957 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:33:37,986 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:33:37,999 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-21 08:33:38,002 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:33:38,004 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:33:38,004 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:33:38,006 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 498#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:33:38,019 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:33:38,019 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:33:38,021 INFO L168 Benchmark]: Toolchain (without parser) took 23893.29 ms. Allocated memory was 137.4 MB in the beginning and 852.0 MB in the end (delta: 714.6 MB). Free memory was 83.9 MB in the beginning and 126.5 MB in the end (delta: -42.6 MB). Peak memory consumption was 672.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:38,022 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:33:38,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.54 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 83.7 MB in the beginning and 160.5 MB in the end (delta: -76.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:38,024 INFO L168 Benchmark]: Boogie Preprocessor took 105.75 ms. Allocated memory is still 198.2 MB. Free memory was 160.5 MB in the beginning and 156.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:38,025 INFO L168 Benchmark]: RCFGBuilder took 1548.21 ms. Allocated memory was 198.2 MB in the beginning and 217.1 MB in the end (delta: 18.9 MB). Free memory was 156.6 MB in the beginning and 134.9 MB in the end (delta: 21.7 MB). Peak memory consumption was 93.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:38,026 INFO L168 Benchmark]: Sifa took 21535.35 ms. Allocated memory was 217.1 MB in the beginning and 852.0 MB in the end (delta: 634.9 MB). Free memory was 134.9 MB in the beginning and 126.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 643.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:38,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.54 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 83.7 MB in the beginning and 160.5 MB in the end (delta: -76.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.75 ms. Allocated memory is still 198.2 MB. Free memory was 160.5 MB in the beginning and 156.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1548.21 ms. Allocated memory was 198.2 MB in the beginning and 217.1 MB in the end (delta: 18.9 MB). Free memory was 156.6 MB in the beginning and 134.9 MB in the end (delta: 21.7 MB). Peak memory consumption was 93.3 MB. Max. memory is 7.1 GB. * Sifa took 21535.35 ms. Allocated memory was 217.1 MB in the beginning and 852.0 MB in the end (delta: 634.9 MB). Free memory was 134.9 MB in the beginning and 126.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 643.3 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]: 21497, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 247, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 11421, TOOLS_POST_CALL_APPLICATIONS: 71, TOOLS_POST_CALL_TIME[ms]: 267, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 113, TOOLS_QUANTIFIERELIM_APPLICATIONS: 296, TOOLS_QUANTIFIERELIM_TIME[ms]: 11681, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11311, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 80, DOMAIN_JOIN_TIME[ms]: 8198, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1111, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 47, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 171, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6190, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6190, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11881, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11880, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 376, DAG_COMPRESSION_RETAINED_NODES: 211 - UnprovableResult [Line: 410]: 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 498#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...