java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:30:47,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:30:47,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:30:47,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:30:47,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:30:47,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:30:47,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:30:47,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:30:47,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:30:47,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:30:47,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:30:47,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:30:47,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:30:47,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:30:47,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:30:47,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:30:47,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:30:47,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:30:47,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:30:47,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:30:47,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:30:47,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:30:47,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:30:47,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:30:47,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:30:47,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:30:47,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:30:47,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:30:47,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:30:47,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:30:47,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:30:47,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:30:47,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:30:47,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:30:47,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:30:47,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:30:47,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:30:47,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:30:47,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:30:47,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:30:47,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:30:47,344 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 08:30:47,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:30:47,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:30:47,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:30:47,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:30:47,386 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:30:47,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:30:47,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:30:47,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:30:47,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:30:47,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:30:47,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:30:47,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:30:47,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:30:47,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:30:47,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:30:47,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:30:47,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:30:47,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:30:47,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:30:47,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:30:47,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:30:47,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:47,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:30:47,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:30:47,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:30:47,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:30:47,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:30:47,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:30:47,394 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 08:30:47,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:30:47,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:30:47,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:30:47,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:30:47,464 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:30:47,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-09-21 08:30:47,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c7e3ebf/5392060e86a94c6e80ce3aa2224f5b96/FLAG8c5a52ba7 [2019-09-21 08:30:48,094 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:30:48,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-09-21 08:30:48,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c7e3ebf/5392060e86a94c6e80ce3aa2224f5b96/FLAG8c5a52ba7 [2019-09-21 08:30:48,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c7e3ebf/5392060e86a94c6e80ce3aa2224f5b96 [2019-09-21 08:30:48,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:30:48,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:30:48,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:48,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:30:48,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:30:48,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:48" (1/1) ... [2019-09-21 08:30:48,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371a009c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:48, skipping insertion in model container [2019-09-21 08:30:48,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:48" (1/1) ... [2019-09-21 08:30:48,404 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:30:48,470 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:30:48,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:48,940 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:30:49,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:49,121 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:30:49,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49 WrapperNode [2019-09-21 08:30:49,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:49,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:30:49,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:30:49,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:30:49,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (1/1) ... [2019-09-21 08:30:49,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:30:49,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:30:49,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:30:49,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:30:49,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:49" (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 08:30:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:30:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:30:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:30:49,312 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:30:49,313 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:30:49,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:30:49,313 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:30:49,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:30:49,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:49,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:30:49,315 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:30:49,315 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:30:49,315 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:30:49,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:30:49,316 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:30:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:30:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:30:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:30:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:30:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:30:49,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:30:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:30:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:30:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:30:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:30:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:30:49,321 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:30:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:30:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:30:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:30:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:30:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:30:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:30:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:30:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:30:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:30:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:30:49,323 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:30:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:30:49,325 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:30:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:30:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:30:49,326 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:30:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:30:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:30:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:30:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:30:49,327 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:30:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:30:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:30:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:30:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:30:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:30:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:30:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:30:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:30:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:30:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:30:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:30:50,855 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:30:50,855 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:30:50,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:50 BoogieIcfgContainer [2019-09-21 08:30:50,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:30:50,857 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:30:50,858 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:30:50,858 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:30:50,859 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:50" (1/1) ... [2019-09-21 08:30:50,860 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 08:30:50,885 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:30:50,886 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:30:50,897 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:30:50,906 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:30:50,908 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:31:01,264 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:03,161 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:03,306 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:03,456 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:03,597 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:03,614 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:31:03,667 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:31:03,673 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:31:03,857 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:31:03,990 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:31:04,444 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:04,724 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:05,044 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:05,309 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:05,501 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:05,695 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:05,908 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:06,082 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:06,489 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:06,836 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:07,624 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:08,233 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:08,587 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:08,861 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:09,727 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:31:10,270 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:31:10,398 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:31:10,521 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:31:11,039 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:11,365 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:12,004 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:12,615 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:12,987 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:13,258 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:31:14,239 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:31:14,388 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-21 08:31:14,424 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:31:14,433 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 27 for LOIs [2019-09-21 08:31:14,437 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 32 for LOIs [2019-09-21 08:31:14,440 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:31:14,441 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:31:14,443 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 454#(and (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:31:14,455 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:31:14,455 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:31:14,457 INFO L168 Benchmark]: Toolchain (without parser) took 26071.52 ms. Allocated memory was 135.8 MB in the beginning and 956.8 MB in the end (delta: 821.0 MB). Free memory was 81.9 MB in the beginning and 356.6 MB in the end (delta: -274.7 MB). Peak memory consumption was 546.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:14,458 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory is still 101.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:31:14,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.36 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 81.9 MB in the beginning and 162.3 MB in the end (delta: -80.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:14,459 INFO L168 Benchmark]: Boogie Preprocessor took 104.89 ms. Allocated memory is still 196.6 MB. Free memory was 162.3 MB in the beginning and 158.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:14,460 INFO L168 Benchmark]: RCFGBuilder took 1629.63 ms. Allocated memory was 196.6 MB in the beginning and 212.9 MB in the end (delta: 16.3 MB). Free memory was 158.4 MB in the beginning and 146.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:14,461 INFO L168 Benchmark]: Sifa took 23597.58 ms. Allocated memory was 212.9 MB in the beginning and 956.8 MB in the end (delta: 744.0 MB). Free memory was 146.0 MB in the beginning and 356.6 MB in the end (delta: -210.5 MB). Peak memory consumption was 533.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:14,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory is still 101.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.36 ms. Allocated memory was 135.8 MB in the beginning and 196.6 MB in the end (delta: 60.8 MB). Free memory was 81.9 MB in the beginning and 162.3 MB in the end (delta: -80.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.89 ms. Allocated memory is still 196.6 MB. Free memory was 162.3 MB in the beginning and 158.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1629.63 ms. Allocated memory was 196.6 MB in the beginning and 212.9 MB in the end (delta: 16.3 MB). Free memory was 158.4 MB in the beginning and 146.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. * Sifa took 23597.58 ms. Allocated memory was 212.9 MB in the beginning and 956.8 MB in the end (delta: 744.0 MB). Free memory was 146.0 MB in the beginning and 356.6 MB in the end (delta: -210.5 MB). Peak memory consumption was 533.4 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]: 23558, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 221, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 12447, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 206, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 127, TOOLS_QUANTIFIERELIM_APPLICATIONS: 260, TOOLS_QUANTIFIERELIM_TIME[ms]: 12666, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12330, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 226, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 10441, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 4, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 185, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 490, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 489, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12774, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12773, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 25, DAG_COMPRESSION_PROCESSED_NODES: 391, DAG_COMPRESSION_RETAINED_NODES: 231 - UnprovableResult [Line: 295]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 454#(and (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...