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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:17:14,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:17:14,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:17:14,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:17:14,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:17:14,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:17:14,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:17:14,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:17:14,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:17:14,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:17:14,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:17:14,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:17:14,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:17:14,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:17:14,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:17:14,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:17:14,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:17:14,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:17:14,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:17:14,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:17:14,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:17:14,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:17:14,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:17:14,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:17:14,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:17:14,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:17:14,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:17:14,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:17:14,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:17:14,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:17:14,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:17:14,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:17:14,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:17:14,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:17:14,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:17:14,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:17:14,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:17:14,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:17:14,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:17:14,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:17:14,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:17:14,510 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 [2019-09-18 13:17:14,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:17:14,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:17:14,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:17:14,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:17:14,526 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:17:14,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:17:14,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:17:14,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:17:14,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:17:14,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:17:14,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:17:14,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:17:14,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:17:14,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:17:14,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:17:14,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:17:14,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:17:14,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:17:14,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:17:14,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:17:14,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:17:14,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:17:14,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:17:14,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:17:14,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:17:14,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:17:14,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:17:14,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:17:14,530 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 -> SingleStatement 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 [2019-09-18 13:17:14,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:17:14,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:17:14,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:17:14,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:17:14,594 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:17:14,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-18 13:17:14,666 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170ff7c77/33ead745ebcd4b64889ac762ff8fb303/FLAG00cade8ec [2019-09-18 13:17:15,176 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:17:15,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-18 13:17:15,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170ff7c77/33ead745ebcd4b64889ac762ff8fb303/FLAG00cade8ec [2019-09-18 13:17:15,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170ff7c77/33ead745ebcd4b64889ac762ff8fb303 [2019-09-18 13:17:15,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:17:15,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:17:15,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:17:15,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:17:15,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:17:15,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:17:15" (1/1) ... [2019-09-18 13:17:15,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:15, skipping insertion in model container [2019-09-18 13:17:15,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:17:15" (1/1) ... [2019-09-18 13:17:15,562 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:17:15,625 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:17:16,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:17:16,104 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:17:16,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:17:16,292 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:17:16,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16 WrapperNode [2019-09-18 13:17:16,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:17:16,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:17:16,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:17:16,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:17:16,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,337 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (1/1) ... [2019-09-18 13:17:16,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:17:16,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:17:16,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:17:16,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:17:16,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:17:16" (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 [2019-09-18 13:17:16,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:17:16,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:17:16,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:17:16,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:17:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:17:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:17:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:17:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:17:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:17:16,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:17:16,497 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:17:16,497 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:17:16,497 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:17:16,497 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:17:16,497 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:17:16,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:17:16,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 13:17:16,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 13:17:16,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 13:17:16,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 13:17:16,498 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:17:16,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:17:16,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 13:17:16,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 13:17:16,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:17:16,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:17:16,499 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:17:16,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:17:16,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:17:16,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:17:16,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 13:17:16,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 13:17:16,500 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:17:16,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:17:16,502 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:17:16,502 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:17:16,502 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:17:16,502 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:17:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:17:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:17:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:17:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:17:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:17:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:17:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:17:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:17:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:17:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 13:17:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 13:17:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:17:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 13:17:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 13:17:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:17:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:17:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:17:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:17:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 13:17:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 13:17:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:17:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:17:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 13:17:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 13:17:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 13:17:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 13:17:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:17:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:17:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:17:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:17:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:17:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:17:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:17:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:17:17,695 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:17:17,695 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:17:17,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:17:17 BoogieIcfgContainer [2019-09-18 13:17:17,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:17:17,698 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:17:17,698 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:17:17,698 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:17:17,699 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:17:17" (1/1) ... [2019-09-18 13:17:17,700 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 13:17:17,732 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:17:17,733 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:17:17,749 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:17:17,764 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:17:17,766 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:17:18,319 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 13:17:18,471 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-18 13:17:18,693 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 13:17:18,898 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 13:17:19,166 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 13:17:19,424 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 13:17:19,777 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 13:17:20,082 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 13:17:20,590 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 13:17:21,032 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 13:17:21,752 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 13:17:22,292 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 13:17:22,486 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 13:17:23,185 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 13:17:23,700 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 13:17:23,999 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 13:17:24,952 WARN L191 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 13:17:25,139 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 13:17:25,674 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 13:17:26,029 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 13:17:27,107 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 13:17:27,289 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 13:17:27,960 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 13:17:28,335 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 13:17:29,404 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 13:17:30,296 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 13:17:30,968 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 13:17:32,801 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 13:17:33,808 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 13:17:34,647 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 13:17:36,896 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-18 13:17:37,988 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-18 13:17:39,122 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 13:17:42,026 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-18 13:17:42,293 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 13:17:43,393 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-18 13:17:44,792 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 13:17:48,599 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-18 13:17:50,111 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-18 13:17:51,856 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 13:17:56,668 WARN L191 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-18 13:17:58,404 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-18 13:18:00,521 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 13:18:06,310 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 692 DAG size of output: 279 [2019-09-18 13:18:08,496 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 339 DAG size of output: 276 [2019-09-18 13:18:11,047 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 13:18:17,808 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification. DAG size of input: 754 DAG size of output: 289 [2019-09-18 13:18:18,153 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:18:20,105 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 356 DAG size of output: 286 [2019-09-18 13:18:23,171 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 13:18:31,208 WARN L191 SmtUtils]: Spent 8.02 s on a formula simplification. DAG size of input: 792 DAG size of output: 307 [2019-09-18 13:18:31,574 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 13:18:33,592 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 360 DAG size of output: 302 [2019-09-18 13:18:37,309 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 13:18:46,393 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification. DAG size of input: 864 DAG size of output: 328 [2019-09-18 13:18:46,800 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:18:49,145 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 391 DAG size of output: 325 [2019-09-18 13:18:52,079 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 13:18:59,783 WARN L191 SmtUtils]: Spent 7.68 s on a formula simplification. DAG size of input: 904 DAG size of output: 361 [2019-09-18 13:19:00,236 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 13:19:03,013 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 440 DAG size of output: 360 [2019-09-18 13:19:06,371 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:19:15,446 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification. DAG size of input: 1060 DAG size of output: 380 [2019-09-18 13:19:15,914 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 13:19:18,917 WARN L191 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 460 DAG size of output: 377 [2019-09-18 13:19:25,170 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:19:40,399 WARN L191 SmtUtils]: Spent 15.20 s on a formula simplification. DAG size of input: 1070 DAG size of output: 402 [2019-09-18 13:19:40,998 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:19:44,543 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 492 DAG size of output: 403 [2019-09-18 13:19:51,208 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:20:09,393 WARN L191 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 1107 DAG size of output: 420 [2019-09-18 13:20:09,952 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:20:13,611 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 506 DAG size of output: 417 [2019-09-18 13:20:17,014 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 13:20:18,684 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 13:20:18,698 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 13:20:18,763 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 13:20:18,781 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 13:20:30,140 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 13:20:35,640 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 13:20:54,452 WARN L191 SmtUtils]: Spent 18.74 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 13:21:03,690 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 13:21:36,715 WARN L191 SmtUtils]: Spent 32.90 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-18 13:21:53,141 WARN L191 SmtUtils]: Spent 16.42 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 13:22:40,569 WARN L191 SmtUtils]: Spent 47.43 s on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2019-09-18 13:22:41,993 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-18 13:22:42,197 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-18 13:22:42,653 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-18 13:22:42,929 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 13:22:43,078 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 13:22:43,726 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 13:22:44,164 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 13:22:44,269 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 13:22:44,273 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 13:22:44,306 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:22:44,307 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:22:44,309 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 753#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 13:22:44,320 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:22:44,320 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:22:44,321 INFO L168 Benchmark]: Toolchain (without parser) took 328773.46 ms. Allocated memory was 141.0 MB in the beginning and 158.3 MB in the end (delta: 17.3 MB). Free memory was 86.3 MB in the beginning and 83.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:22:44,321 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 13:22:44,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.18 ms. Allocated memory was 141.0 MB in the beginning and 199.8 MB in the end (delta: 58.7 MB). Free memory was 86.1 MB in the beginning and 162.4 MB in the end (delta: -76.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:22:44,322 INFO L168 Benchmark]: Boogie Preprocessor took 137.22 ms. Allocated memory is still 199.8 MB. Free memory was 162.4 MB in the beginning and 158.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 13:22:44,322 INFO L168 Benchmark]: RCFGBuilder took 1266.70 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 158.2 MB in the beginning and 165.8 MB in the end (delta: -7.6 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2019-09-18 13:22:44,323 INFO L168 Benchmark]: Sifa took 326622.13 ms. Allocated memory was 226.5 MB in the beginning and 158.3 MB in the end (delta: -68.2 MB). Free memory was 165.8 MB in the beginning and 83.4 MB in the end (delta: 82.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-09-18 13:22:44,324 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.18 ms. Allocated memory was 141.0 MB in the beginning and 199.8 MB in the end (delta: 58.7 MB). Free memory was 86.1 MB in the beginning and 162.4 MB in the end (delta: -76.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.22 ms. Allocated memory is still 199.8 MB. Free memory was 162.4 MB in the beginning and 158.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1266.70 ms. Allocated memory was 199.8 MB in the beginning and 226.5 MB in the end (delta: 26.7 MB). Free memory was 158.2 MB in the beginning and 165.8 MB in the end (delta: -7.6 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * Sifa took 326622.13 ms. Allocated memory was 226.5 MB in the beginning and 158.3 MB in the end (delta: -68.2 MB). Free memory was 165.8 MB in the beginning and 83.4 MB in the end (delta: 82.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 326577, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 470, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 384, TOOLS_POST_TIME[ms]: 175800, TOOLS_POST_CALL_APPLICATIONS: 75, TOOLS_POST_CALL_TIME[ms]: 160, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME[ms]: 64, TOOLS_QUANTIFIERELIM_APPLICATIONS: 524, TOOLS_QUANTIFIERELIM_TIME[ms]: 175882, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29065, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 477, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 93, DOMAIN_JOIN_TIME[ms]: 149824, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 300, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 221, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 143895, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 143894, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 182084, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 182083, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 916, DAG_COMPRESSION_RETAINED_NODES: 508 - UnprovableResult [Line: 410]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 753#(and (not (= 0 ~methAndRunningLastTime~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...