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_spec4_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:51:38,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:51:38,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:51:38,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:51:38,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:51:38,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:51:38,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:51:38,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:51:38,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:51:38,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:51:38,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:51:38,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:51:38,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:51:38,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:51:38,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:51:38,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:51:38,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:51:38,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:51:38,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:51:38,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:51:38,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:51:38,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:51:38,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:51:38,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:51:38,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:51:38,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:51:38,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:51:38,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:51:38,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:51:38,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:51:38,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:51:38,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:51:38,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:51:38,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:51:38,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:51:38,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:51:38,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:51:38,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:51:38,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:51:38,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:51:38,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:51:38,696 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 [2019-09-20 15:51:38,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:51:38,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:51:38,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:51:38,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:51:38,722 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:51:38,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:51:38,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:51:38,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:51:38,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:51:38,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:51:38,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:51:38,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:51:38,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:51:38,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:51:38,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:51:38,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:51:38,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:51:38,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:51:38,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:51:38,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:51:38,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:51:38,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:51:38,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:51:38,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:51:38,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:51:38,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:51:38,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:51:38,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:51:38,728 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 [2019-09-20 15:51:38,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:51:38,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:51:38,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:51:38,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:51:38,810 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:51:38,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-20 15:51:38,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e67d0feb/e7b1bad0c4ee4369a92a34e303082a60/FLAGc52f18d14 [2019-09-20 15:51:39,401 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:51:39,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-20 15:51:39,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e67d0feb/e7b1bad0c4ee4369a92a34e303082a60/FLAGc52f18d14 [2019-09-20 15:51:39,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e67d0feb/e7b1bad0c4ee4369a92a34e303082a60 [2019-09-20 15:51:39,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:51:39,664 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:51:39,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:39,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:51:39,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:51:39,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:39" (1/1) ... [2019-09-20 15:51:39,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f398e11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:39, skipping insertion in model container [2019-09-20 15:51:39,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:39" (1/1) ... [2019-09-20 15:51:39,681 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:51:39,732 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:51:40,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:40,207 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:51:40,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:40,318 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:51:40,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40 WrapperNode [2019-09-20 15:51:40,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:40,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:51:40,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:51:40,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:51:40,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (1/1) ... [2019-09-20 15:51:40,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:51:40,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:51:40,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:51:40,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:51:40,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:40" (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 [2019-09-20 15:51:40,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:51:40,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:51:40,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:40,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:51:40,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:40,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:40,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:40,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:51:40,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:51:40,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:51:40,487 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:51:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:51:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:51:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:51:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:51:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:51:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:51:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:51:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:51:40,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:51:40,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:51:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:51:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:51:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:51:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:51:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:51:40,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:51:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:51:40,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:51:40,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:51:40,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:51:40,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:51:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:51:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:51:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:51:40,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:51:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:51:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:51:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:51:40,498 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:51:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:51:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:51:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:51:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:51:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:51:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:51:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:51:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:51:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:51:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:51:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:51:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:51:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:51:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:51:40,503 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:51:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:51:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:51:40,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:51:41,899 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:51:41,899 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:51:41,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:41 BoogieIcfgContainer [2019-09-20 15:51:41,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:51:41,901 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:51:41,902 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:51:41,902 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:51:41,904 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:41" (1/1) ... [2019-09-20 15:51:41,904 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 [2019-09-20 15:51:41,936 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:51:41,937 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:51:41,949 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:51:41,962 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:51:41,964 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:51:51,198 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:51:52,830 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:51:52,986 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:53,115 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:53,253 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:53,269 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:51:53,315 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:51:53,321 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:51:53,495 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:51:53,645 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:51:54,027 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:54,335 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:54,609 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:54,855 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:55,095 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:55,310 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:55,495 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:55,694 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:55,855 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:56,039 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:56,195 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:56,349 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:51:56,759 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:51:57,070 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:51:57,426 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:51:57,786 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:51:58,316 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-20 15:51:58,589 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:51:58,948 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:51:59,129 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:51:59,443 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:51:59,822 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:00,141 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-20 15:52:00,462 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:01,019 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:01,705 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:52:01,998 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:52:02,342 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:52:02,629 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:52:02,904 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-20 15:52:03,112 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:52:03,393 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:52:03,560 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:52:03,866 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:04,165 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:04,464 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-20 15:52:04,774 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:05,332 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:06,381 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:52:06,788 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:52:07,107 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:52:07,389 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:52:07,807 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-20 15:52:08,279 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:52:08,610 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-20 15:52:08,779 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:52:09,080 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:09,375 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:09,671 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-20 15:52:09,967 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:52:10,532 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:11,278 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:52:11,537 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:52:11,706 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:52:11,872 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:52:12,566 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:52:13,350 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:52:14,030 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2019-09-20 15:52:14,373 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2019-09-20 15:52:14,799 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 546 [2019-09-20 15:52:15,005 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-20 15:52:15,148 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:52:15,425 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:15,625 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:15,834 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:16,043 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:16,525 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-20 15:52:17,129 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511