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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 19:09:51,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 19:09:51,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 19:09:51,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 19:09:51,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 19:09:51,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 19:09:51,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 19:09:51,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 19:09:51,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 19:09:51,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 19:09:51,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 19:09:51,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 19:09:51,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 19:09:51,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 19:09:51,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 19:09:51,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 19:09:51,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 19:09:51,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 19:09:51,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 19:09:51,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 19:09:51,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 19:09:51,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 19:09:51,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 19:09:51,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 19:09:51,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 19:09:51,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 19:09:51,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 19:09:51,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 19:09:51,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 19:09:51,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 19:09:51,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 19:09:51,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 19:09:51,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 19:09:51,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 19:09:51,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 19:09:51,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 19:09:51,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 19:09:51,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 19:09:51,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 19:09:51,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 19:09:51,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 19:09:51,545 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 [2019-09-17 19:09:51,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 19:09:51,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 19:09:51,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 19:09:51,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 19:09:51,572 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 19:09:51,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 19:09:51,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 19:09:51,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 19:09:51,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 19:09:51,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 19:09:51,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 19:09:51,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 19:09:51,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 19:09:51,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 19:09:51,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 19:09:51,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 19:09:51,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 19:09:51,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 19:09:51,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 19:09:51,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 19:09:51,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 19:09:51,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 19:09:51,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 19:09:51,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 19:09:51,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 19:09:51,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 19:09:51,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 19:09:51,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 19:09:51,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_DDA [2019-09-17 19:09:51,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 19:09:51,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 19:09:51,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 19:09:51,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 19:09:51,660 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 19:09:51,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2019-09-17 19:09:51,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2228082e7/fe6c1a71c3d141c4b6e9fde882b0db21/FLAG891f6dc86 [2019-09-17 19:09:52,212 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 19:09:52,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2019-09-17 19:09:52,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2228082e7/fe6c1a71c3d141c4b6e9fde882b0db21/FLAG891f6dc86 [2019-09-17 19:09:52,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2228082e7/fe6c1a71c3d141c4b6e9fde882b0db21 [2019-09-17 19:09:52,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 19:09:52,542 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 19:09:52,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 19:09:52,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 19:09:52,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 19:09:52,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:09:52" (1/1) ... [2019-09-17 19:09:52,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:52, skipping insertion in model container [2019-09-17 19:09:52,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:09:52" (1/1) ... [2019-09-17 19:09:52,559 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 19:09:52,612 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 19:09:53,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:09:53,165 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 19:09:53,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:09:53,332 INFO L192 MainTranslator]: Completed translation [2019-09-17 19:09:53,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53 WrapperNode [2019-09-17 19:09:53,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 19:09:53,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 19:09:53,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 19:09:53,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 19:09:53,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (1/1) ... [2019-09-17 19:09:53,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 19:09:53,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 19:09:53,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 19:09:53,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 19:09:53,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:53" (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 [2019-09-17 19:09:53,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 19:09:53,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 19:09:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 19:09:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 19:09:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 19:09:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 19:09:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 19:09:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 19:09:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 19:09:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 19:09:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 19:09:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 19:09:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 19:09:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 19:09:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 19:09:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 19:09:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 19:09:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 19:09:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 19:09:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 19:09:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 19:09:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 19:09:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 19:09:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 19:09:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 19:09:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 19:09:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 19:09:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 19:09:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 19:09:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 19:09:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 19:09:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 19:09:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 19:09:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:09:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 19:09:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 19:09:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 19:09:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 19:09:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 19:09:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 19:09:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 19:09:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 19:09:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 19:09:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 19:09:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 19:09:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 19:09:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 19:09:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 19:09:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 19:09:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 19:09:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 19:09:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 19:09:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 19:09:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 19:09:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 19:09:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 19:09:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 19:09:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 19:09:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 19:09:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 19:09:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 19:09:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 19:09:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 19:09:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 19:09:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 19:09:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 19:09:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 19:09:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 19:09:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 19:09:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 19:09:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 19:09:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 19:09:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 19:09:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 19:09:54,973 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 19:09:54,974 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 19:09:54,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:09:54 BoogieIcfgContainer [2019-09-17 19:09:54,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 19:09:54,976 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 19:09:54,977 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 19:09:54,977 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 19:09:54,978 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:09:54" (1/1) ... [2019-09-17 19:09:54,979 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 19:09:55,018 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 19:09:55,018 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 19:09:55,030 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 19:09:55,039 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 19:09:55,041 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 19:10:15,980 WARN L191 SmtUtils]: Spent 12.39 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 19:10:17,673 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 19:10:21,357 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 19:10:23,105 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:10:24,813 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:10:25,085 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 19:10:29,631 WARN L191 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 490 DAG size of output: 434 [2019-09-17 19:10:29,646 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 442 for LOIs [2019-09-17 19:10:29,736 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 442 for LOIs [2019-09-17 19:10:29,741 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 442 for LOIs [2019-09-17 19:10:41,951 WARN L191 SmtUtils]: Spent 12.03 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-17 19:10:47,868 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-17 19:10:48,798 WARN L191 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:11:01,523 WARN L191 SmtUtils]: Spent 12.72 s on a formula simplification. DAG size of input: 507 DAG size of output: 461 [2019-09-17 19:11:13,428 WARN L191 SmtUtils]: Spent 11.90 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-17 19:11:19,383 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-17 19:11:20,306 WARN L191 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:11:33,077 WARN L191 SmtUtils]: Spent 12.77 s on a formula simplification. DAG size of input: 507 DAG size of output: 461 [2019-09-17 19:12:00,345 WARN L191 SmtUtils]: Spent 27.17 s on a formula simplification. DAG size of input: 479 DAG size of output: 476 [2019-09-17 19:12:09,360 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-17 19:12:09,705 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 19:12:29,172 WARN L191 SmtUtils]: Spent 19.47 s on a formula simplification. DAG size of input: 516 DAG size of output: 476 [2019-09-17 19:12:59,745 WARN L191 SmtUtils]: Spent 30.38 s on a formula simplification. DAG size of input: 500 DAG size of output: 497 [2019-09-17 19:13:15,561 WARN L191 SmtUtils]: Spent 15.81 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 19:13:15,947 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 19:13:47,209 WARN L191 SmtUtils]: Spent 31.26 s on a formula simplification. DAG size of input: 539 DAG size of output: 498 [2019-09-17 19:14:02,891 WARN L191 SmtUtils]: Spent 15.68 s on a formula simplification that was a NOOP. DAG size: 504 [2019-09-17 19:14:18,524 WARN L191 SmtUtils]: Spent 15.63 s on a formula simplification that was a NOOP. DAG size: 504 [2019-09-17 19:14:18,907 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:14:50,861 WARN L191 SmtUtils]: Spent 31.95 s on a formula simplification. DAG size of input: 544 DAG size of output: 512 [2019-09-17 19:15:10,926 WARN L191 SmtUtils]: Spent 18.45 s on a formula simplification. DAG size of input: 512 DAG size of output: 511 [2019-09-17 19:15:20,055 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 19:15:20,425 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:15:38,683 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 526 DAG size of output: 512 [2019-09-17 19:15:51,764 WARN L191 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 517 DAG size of output: 512 [2019-09-17 19:15:58,223 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 19:15:58,628 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:20,543 WARN L191 SmtUtils]: Spent 21.91 s on a formula simplification. DAG size of input: 526 DAG size of output: 507 [2019-09-17 19:16:33,045 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification. DAG size of input: 521 DAG size of output: 505 [2019-09-17 19:16:39,556 WARN L191 SmtUtils]: Spent 6.51 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 19:16:39,935 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:52,830 WARN L191 SmtUtils]: Spent 12.89 s on a formula simplification. DAG size of input: 519 DAG size of output: 505 [2019-09-17 19:17:05,609 WARN L191 SmtUtils]: Spent 12.78 s on a formula simplification. DAG size of input: 531 DAG size of output: 505 [2019-09-17 19:17:12,355 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 19:17:12,676 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:17:25,612 WARN L191 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 519 DAG size of output: 505 [2019-09-17 19:17:38,875 WARN L191 SmtUtils]: Spent 13.24 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 19:17:52,037 WARN L191 SmtUtils]: Spent 13.16 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 19:18:18,748 WARN L191 SmtUtils]: Spent 26.68 s on a formula simplification. DAG size of input: 548 DAG size of output: 535 [2019-09-17 19:18:33,978 WARN L191 SmtUtils]: Spent 15.10 s on a formula simplification. DAG size of input: 554 DAG size of output: 505 [2019-09-17 19:18:41,387 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 19:18:41,770 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:18:57,259 WARN L191 SmtUtils]: Spent 15.49 s on a formula simplification. DAG size of input: 522 DAG size of output: 506 [2019-09-17 19:19:16,751 WARN L191 SmtUtils]: Spent 19.49 s on a formula simplification. DAG size of input: 549 DAG size of output: 519 [2019-09-17 19:19:26,258 WARN L191 SmtUtils]: Spent 9.51 s on a formula simplification that was a NOOP. DAG size: 519 [2019-09-17 19:19:26,643 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:19:47,458 WARN L191 SmtUtils]: Spent 20.81 s on a formula simplification. DAG size of input: 534 DAG size of output: 519 [2019-09-17 19:20:04,074 WARN L191 SmtUtils]: Spent 16.04 s on a formula simplification. DAG size of input: 515 DAG size of output: 510 [2019-09-17 19:20:11,930 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 19:20:12,298 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:20:30,043 WARN L191 SmtUtils]: Spent 17.74 s on a formula simplification. DAG size of input: 525 DAG size of output: 511 [2019-09-17 19:20:38,919 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 19:20:47,881 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 19:20:48,253 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:21:14,931 WARN L191 SmtUtils]: Spent 26.68 s on a formula simplification. DAG size of input: 531 DAG size of output: 512 [2019-09-17 19:21:32,436 WARN L191 SmtUtils]: Spent 17.50 s on a formula simplification. DAG size of input: 514 DAG size of output: 510 [2019-09-17 19:21:41,192 WARN L191 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 19:21:41,579 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:21:59,062 WARN L191 SmtUtils]: Spent 17.48 s on a formula simplification. DAG size of input: 524 DAG size of output: 510 [2019-09-17 19:22:16,755 WARN L191 SmtUtils]: Spent 17.69 s on a formula simplification. DAG size of input: 519 DAG size of output: 515 [2019-09-17 19:22:25,639 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 19:22:25,961 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:22:52,576 WARN L191 SmtUtils]: Spent 26.61 s on a formula simplification. DAG size of input: 529 DAG size of output: 510