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_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:20:38,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:20:38,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:20:38,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:20:38,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:20:38,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:20:38,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:20:38,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:20:38,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:20:38,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:20:38,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:20:38,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:20:38,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:20:38,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:20:38,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:20:38,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:20:38,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:20:38,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:20:38,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:20:38,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:20:38,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:20:38,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:20:38,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:20:38,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:20:38,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:20:38,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:20:38,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:20:38,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:20:38,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:20:38,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:20:38,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:20:38,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:20:38,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:20:38,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:20:38,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:20:38,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:20:38,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:20:38,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:20:38,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:20:38,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:20:38,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:20:38,531 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 12:20:38,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:20:38,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:20:38,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:20:38,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:20:38,557 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:20:38,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:20:38,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:20:38,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:20:38,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:20:38,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:20:38,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:20:38,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:20:38,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:20:38,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:20:38,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:20:38,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:20:38,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:20:38,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:20:38,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:20:38,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:20:38,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:20:38,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:20:38,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:20:38,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:20:38,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:20:38,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:20:38,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:20:38,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:20:38,564 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 12:20:38,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:20:38,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:20:38,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:20:38,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:20:38,642 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:20:38,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-09-18 12:20:38,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0b90a18/15521c48d34d44fea01f295df086bd0f/FLAG8b78c5152 [2019-09-18 12:20:39,234 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:20:39,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-09-18 12:20:39,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0b90a18/15521c48d34d44fea01f295df086bd0f/FLAG8b78c5152 [2019-09-18 12:20:39,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b0b90a18/15521c48d34d44fea01f295df086bd0f [2019-09-18 12:20:39,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:20:39,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:20:39,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:20:39,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:20:39,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:20:39,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:20:39" (1/1) ... [2019-09-18 12:20:39,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66650e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:39, skipping insertion in model container [2019-09-18 12:20:39,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:20:39" (1/1) ... [2019-09-18 12:20:39,593 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:20:39,648 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:20:40,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:20:40,089 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:20:40,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:20:40,244 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:20:40,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40 WrapperNode [2019-09-18 12:20:40,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:20:40,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:20:40,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:20:40,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:20:40,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (1/1) ... [2019-09-18 12:20:40,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:20:40,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:20:40,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:20:40,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:20:40,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:20:40" (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 [2019-09-18 12:20:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:20:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:20:40,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:20:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:20:40,382 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:20:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:20:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:20:40,383 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:20:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:20:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:20:40,384 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:20:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:20:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:20:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:20:40,385 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:20:40,386 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:20:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:20:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:20:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:20:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:20:40,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:20:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 12:20:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:20:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 12:20:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:20:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:20:40,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:20:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:20:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:20:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 12:20:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 12:20:40,391 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:20:40,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:20:40,392 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:20:40,393 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:20:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:20:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:20:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:20:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:20:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:20:40,394 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:20:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:20:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:20:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:20:40,395 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:20:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:20:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:20:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:20:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:20:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:20:40,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:20:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:20:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:20:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:20:40,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:20:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:20:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:20:40,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:20:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:20:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:20:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:20:40,399 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:20:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:20:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 12:20:40,400 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 12:20:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:20:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 12:20:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:20:40,401 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 12:20:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:20:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:20:40,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:20:41,581 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:20:41,581 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:20:41,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:20:41 BoogieIcfgContainer [2019-09-18 12:20:41,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:20:41,585 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:20:41,585 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:20:41,585 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:20:41,586 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:20:41" (1/1) ... [2019-09-18 12:20:41,587 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 12:20:41,620 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:20:41,620 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:20:41,635 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:20:41,648 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:20:41,650 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:20:42,280 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-18 12:20:42,469 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-18 12:20:42,813 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-18 12:20:43,082 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-18 12:20:43,452 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-18 12:20:43,826 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-18 12:20:44,434 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 148 [2019-09-18 12:20:44,925 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 143 [2019-09-18 12:20:45,570 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 157 [2019-09-18 12:20:46,130 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 152 [2019-09-18 12:20:47,115 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 166 [2019-09-18 12:20:47,741 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 161 [2019-09-18 12:20:48,957 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 174 [2019-09-18 12:20:49,729 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 171 [2019-09-18 12:20:50,067 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 12:20:51,271 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 286 DAG size of output: 184 [2019-09-18 12:20:52,125 WARN L191 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 181 [2019-09-18 12:20:52,547 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 12:20:54,068 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 316 DAG size of output: 194 [2019-09-18 12:20:55,007 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2019-09-18 12:20:55,578 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-18 12:20:57,432 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 376 DAG size of output: 204 [2019-09-18 12:20:58,552 WARN L191 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2019-09-18 12:20:59,235 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-18 12:21:01,409 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 404 DAG size of output: 216 [2019-09-18 12:21:01,631 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 12:21:02,735 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 253 DAG size of output: 215 [2019-09-18 12:21:03,401 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-18 12:21:05,419 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 477 DAG size of output: 229 [2019-09-18 12:21:06,689 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 272 DAG size of output: 224 [2019-09-18 12:21:07,853 WARN L191 SmtUtils]: Spent 622.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-18 12:21:11,239 WARN L191 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 499 DAG size of output: 237 [2019-09-18 12:21:11,535 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:21:12,842 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2019-09-18 12:21:14,216 WARN L191 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-18 12:21:18,141 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 577 DAG size of output: 251 [2019-09-18 12:21:18,446 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:21:19,918 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 304 DAG size of output: 252 [2019-09-18 12:21:21,776 WARN L191 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 12:21:26,613 WARN L191 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 644 DAG size of output: 265 [2019-09-18 12:21:26,898 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 12:21:28,448 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 314 DAG size of output: 262 [2019-09-18 12:21:29,946 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 12:21:33,602 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 723 DAG size of output: 279 [2019-09-18 12:21:33,909 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:21:35,623 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 332 DAG size of output: 276 [2019-09-18 12:21:38,153 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 12:21:44,539 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification. DAG size of input: 772 DAG size of output: 289 [2019-09-18 12:21:44,855 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:21:46,728 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 355 DAG size of output: 286 [2019-09-18 12:21:49,705 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 12:21:57,108 WARN L191 SmtUtils]: Spent 7.39 s on a formula simplification. DAG size of input: 875 DAG size of output: 307 [2019-09-18 12:21:59,465 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 358 DAG size of output: 302 [2019-09-18 12:22:01,947 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 12:22:08,475 WARN L191 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 838 DAG size of output: 328 [2019-09-18 12:22:08,861 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 12:22:11,162 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 400 DAG size of output: 325 [2019-09-18 12:22:15,298 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 12:22:26,730 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification. DAG size of input: 920 DAG size of output: 361 [2019-09-18 12:22:27,204 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 12:22:30,001 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 420 DAG size of output: 360 [2019-09-18 12:22:34,980 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 12:22:48,011 WARN L191 SmtUtils]: Spent 13.01 s on a formula simplification. DAG size of input: 949 DAG size of output: 380 [2019-09-18 12:22:48,529 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 12:22:51,517 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 447 DAG size of output: 377 [2019-09-18 12:22:57,378 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 12:23:12,709 WARN L191 SmtUtils]: Spent 15.30 s on a formula simplification. DAG size of input: 1093 DAG size of output: 402 [2019-09-18 12:23:13,256 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:23:16,669 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 490 DAG size of output: 403 [2019-09-18 12:23:23,373 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 12:23:41,907 WARN L191 SmtUtils]: Spent 18.49 s on a formula simplification. DAG size of input: 1082 DAG size of output: 420 [2019-09-18 12:23:42,458 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:23:46,182 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 497 DAG size of output: 417 [2019-09-18 12:23:49,538 WARN L191 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 12:23:51,213 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:23:51,225 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 12:23:51,293 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 12:23:51,297 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 12:24:01,904 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:24:07,061 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:24:17,484 WARN L191 SmtUtils]: Spent 10.42 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:24:22,685 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:24:39,935 WARN L191 SmtUtils]: Spent 17.16 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-18 12:24:48,560 WARN L191 SmtUtils]: Spent 8.62 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 12:25:19,484 WARN L191 SmtUtils]: Spent 30.81 s on a formula simplification. DAG size of input: 482 DAG size of output: 479 [2019-09-18 12:25:34,770 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 12:25:56,816 WARN L191 SmtUtils]: Spent 22.03 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 12:25:59,703 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 476 DAG size of output: 38 [2019-09-18 12:25:59,934 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 12:26:00,837 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 12:26:18,574 WARN L191 SmtUtils]: Spent 17.40 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-18 12:26:27,194 WARN L191 SmtUtils]: Spent 8.62 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 12:26:57,910 WARN L191 SmtUtils]: Spent 30.65 s on a formula simplification. DAG size of input: 482 DAG size of output: 479 [2019-09-18 12:27:13,190 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 12:27:35,231 WARN L191 SmtUtils]: Spent 22.02 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 12:27:37,639 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 476 DAG size of output: 38 [2019-09-18 12:27:37,872 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 12:27:38,522 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 12:27:38,709 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-18 12:27:39,365 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 12:27:39,417 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 12:27:39,505 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 11 for LOIs [2019-09-18 12:27:39,508 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 22 for LOIs [2019-09-18 12:27:39,550 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 12:27:39,550 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 12:27:39,552 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 662#(and (<= ~pumpRunning~0 2147483647) (= 0 ~systemActive~0) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 12:27:39,562 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 12:27:39,563 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 12:27:39,564 INFO L168 Benchmark]: Toolchain (without parser) took 419982.96 ms. Allocated memory was 132.6 MB in the beginning and 142.1 MB in the end (delta: 9.4 MB). Free memory was 86.8 MB in the beginning and 94.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-18 12:27:39,564 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 12:27:39,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.44 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.6 MB in the beginning and 164.6 MB in the end (delta: -78.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-18 12:27:39,565 INFO L168 Benchmark]: Boogie Preprocessor took 81.50 ms. Allocated memory is still 199.2 MB. Free memory was 164.6 MB in the beginning and 160.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 12:27:39,565 INFO L168 Benchmark]: RCFGBuilder took 1256.68 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.8 MB in the beginning and 176.2 MB in the end (delta: -15.4 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. [2019-09-18 12:27:39,566 INFO L168 Benchmark]: Sifa took 417977.99 ms. Allocated memory was 223.3 MB in the beginning and 142.1 MB in the end (delta: -81.3 MB). Free memory was 176.2 MB in the beginning and 94.4 MB in the end (delta: 81.8 MB). Peak memory consumption was 550.6 kB. Max. memory is 7.1 GB. [2019-09-18 12:27:39,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.44 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.6 MB in the beginning and 164.6 MB in the end (delta: -78.1 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.50 ms. Allocated memory is still 199.2 MB. Free memory was 164.6 MB in the beginning and 160.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1256.68 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.8 MB in the beginning and 176.2 MB in the end (delta: -15.4 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. * Sifa took 417977.99 ms. Allocated memory was 223.3 MB in the beginning and 142.1 MB in the end (delta: -81.3 MB). Free memory was 176.2 MB in the beginning and 94.4 MB in the end (delta: 81.8 MB). Peak memory consumption was 550.6 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 417933, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 430, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 344, TOOLS_POST_TIME[ms]: 184524, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 144, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 72, TOOLS_QUANTIFIERELIM_APPLICATIONS: 474, TOOLS_QUANTIFIERELIM_TIME[ms]: 184601, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29510, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 438, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 77, DOMAIN_JOIN_TIME[ms]: 227883, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 4789, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 25, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 316, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 143912, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 143911, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 190115, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 190114, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 585, DAG_COMPRESSION_RETAINED_NODES: 374 - UnprovableResult [Line: 295]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 662#(and (<= ~pumpRunning~0 2147483647) (= 0 ~systemActive~0) (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...