java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:59:35,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:59:35,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:59:35,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:59:35,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:59:35,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:59:35,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:59:35,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:59:35,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:59:35,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:59:35,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:59:35,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:59:35,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:59:35,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:59:35,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:59:35,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:59:35,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:59:35,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:59:35,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:59:35,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:59:35,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:59:35,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:59:35,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:59:35,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:59:35,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:59:35,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:59:35,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:59:35,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:59:35,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:59:35,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:59:35,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:59:35,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:59:35,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:59:35,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:59:35,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:59:35,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:59:35,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:59:35,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:59:35,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:59:35,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:59:35,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:59:35,468 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 23:59:35,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:59:35,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:59:35,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:59:35,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:59:35,495 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:59:35,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:59:35,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:59:35,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:59:35,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:59:35,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:59:35,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:59:35,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:59:35,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:59:35,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:59:35,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:59:35,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:59:35,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:59:35,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:59:35,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:59:35,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:59:35,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:59:35,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:59:35,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:59:35,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:59:35,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:59:35,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:59:35,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:59:35,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:59:35,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer 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 23:59:35,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:59:35,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:59:35,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:59:35,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:59:35,571 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:59:35,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2019-09-18 23:59:35,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a525477e/c6febdde03f14b34852526938d316797/FLAGdf4c76862 [2019-09-18 23:59:36,111 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:59:36,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product13.cil.c [2019-09-18 23:59:36,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a525477e/c6febdde03f14b34852526938d316797/FLAGdf4c76862 [2019-09-18 23:59:36,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a525477e/c6febdde03f14b34852526938d316797 [2019-09-18 23:59:36,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:59:36,472 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:59:36,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:59:36,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:59:36,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:59:36,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:59:36" (1/1) ... [2019-09-18 23:59:36,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68236ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:36, skipping insertion in model container [2019-09-18 23:59:36,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:59:36" (1/1) ... [2019-09-18 23:59:36,490 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:59:36,530 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:59:36,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:59:36,974 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:59:37,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:59:37,117 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:59:37,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37 WrapperNode [2019-09-18 23:59:37,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:59:37,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:59:37,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:59:37,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:59:37,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (1/1) ... [2019-09-18 23:59:37,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:59:37,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:59:37,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:59:37,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:59:37,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:59:37" (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 23:59:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:59:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:59:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:59:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:59:37,297 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:59:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:59:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:59:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:59:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:59:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:59:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:59:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:59:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:59:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 23:59:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 23:59:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:59:37,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:59:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:59:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:59:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:59:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:59:37,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:59:37,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:59:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:59:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:59:37,303 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:59:37,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:59:37,304 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:59:37,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:59:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:59:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:59:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:59:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:59:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:59:37,306 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:59:37,307 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:59:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:59:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:59:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:59:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:59:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:59:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:59:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:59:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 23:59:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:59:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 23:59:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:59:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:59:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:59:38,783 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:59:38,783 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:59:38,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:59:38 BoogieIcfgContainer [2019-09-18 23:59:38,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:59:38,785 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:59:38,785 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:59:38,785 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:59:38,786 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:59:38" (1/1) ... [2019-09-18 23:59:38,787 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:59:38,819 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:59:38,819 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:59:38,830 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:59:38,843 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:59:38,845 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:59:51,671 WARN L191 SmtUtils]: Spent 12.70 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:00:04,213 WARN L191 SmtUtils]: Spent 12.54 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:00:24,854 WARN L191 SmtUtils]: Spent 12.18 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:00:26,529 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:00:30,432 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:00:30,440 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 00:00:32,290 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:00:34,142 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:00:36,006 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:00:37,843 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:00:39,752 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:00:41,686 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:00:43,535 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:00:45,406 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:00:45,413 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 00:00:47,311 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:00:49,217 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:00:49,227 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 00:00:53,084 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 00:00:54,904 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 00:01:05,888 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 00:01:11,191 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:01:22,079 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 00:01:27,463 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:01:37,758 WARN L191 SmtUtils]: Spent 10.25 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 00:01:42,866 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:02:01,880 WARN L191 SmtUtils]: Spent 19.00 s on a formula simplification. DAG size of input: 470 DAG size of output: 465 [2019-09-19 00:02:10,088 WARN L191 SmtUtils]: Spent 8.21 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 00:02:18,665 WARN L191 SmtUtils]: Spent 8.53 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:02:27,202 WARN L191 SmtUtils]: Spent 8.54 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:02:44,413 WARN L191 SmtUtils]: Spent 17.19 s on a formula simplification. DAG size of input: 441 DAG size of output: 435 [2019-09-19 00:02:52,795 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:02:54,232 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 444 DAG size of output: 1 [2019-09-19 00:03:10,982 WARN L191 SmtUtils]: Spent 16.69 s on a formula simplification. DAG size of input: 436 DAG size of output: 433 [2019-09-19 00:03:19,337 WARN L191 SmtUtils]: Spent 8.35 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 00:03:21,236 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 441 DAG size of output: 1 [2019-09-19 00:03:37,904 WARN L191 SmtUtils]: Spent 16.66 s on a formula simplification. DAG size of input: 445 DAG size of output: 435 [2019-09-19 00:03:46,158 WARN L191 SmtUtils]: Spent 8.25 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:04:03,310 WARN L191 SmtUtils]: Spent 17.14 s on a formula simplification. DAG size of input: 469 DAG size of output: 439 [2019-09-19 00:04:11,752 WARN L191 SmtUtils]: Spent 8.44 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 00:04:20,286 WARN L191 SmtUtils]: Spent 8.52 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:04:28,756 WARN L191 SmtUtils]: Spent 8.47 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:04:37,277 WARN L191 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:04:54,419 WARN L191 SmtUtils]: Spent 17.10 s on a formula simplification. DAG size of input: 457 DAG size of output: 440 [2019-09-19 00:05:02,942 WARN L191 SmtUtils]: Spent 8.52 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:05:11,485 WARN L191 SmtUtils]: Spent 8.54 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:05:19,985 WARN L191 SmtUtils]: Spent 8.50 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:05:37,194 WARN L191 SmtUtils]: Spent 17.20 s on a formula simplification. DAG size of input: 452 DAG size of output: 439 [2019-09-19 00:05:45,699 WARN L191 SmtUtils]: Spent 8.50 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 00:06:02,402 WARN L191 SmtUtils]: Spent 16.50 s on a formula simplification. DAG size of input: 459 DAG size of output: 445 [2019-09-19 00:06:08,303 WARN L191 SmtUtils]: Spent 5.90 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 00:06:40,328 WARN L191 SmtUtils]: Spent 31.95 s on a formula simplification. DAG size of input: 578 DAG size of output: 481 [2019-09-19 00:06:47,485 WARN L191 SmtUtils]: Spent 7.16 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-19 00:06:56,043 WARN L191 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:07:04,583 WARN L191 SmtUtils]: Spent 8.54 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:07:22,586 WARN L191 SmtUtils]: Spent 17.97 s on a formula simplification. DAG size of input: 477 DAG size of output: 475 [2019-09-19 00:07:29,204 WARN L191 SmtUtils]: Spent 6.62 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-19 00:07:42,428 WARN L191 SmtUtils]: Spent 13.22 s on a formula simplification. DAG size of input: 489 DAG size of output: 473 [2019-09-19 00:07:49,139 WARN L191 SmtUtils]: Spent 6.71 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 00:08:06,915 WARN L191 SmtUtils]: Spent 17.77 s on a formula simplification. DAG size of input: 489 DAG size of output: 473 [2019-09-19 00:08:13,717 WARN L191 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 00:08:26,714 WARN L191 SmtUtils]: Spent 12.96 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-19 00:08:35,130 WARN L191 SmtUtils]: Spent 8.30 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 00:08:35,537 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2019-09-19 00:08:35,821 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-19 00:08:36,119 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 00:08:36,750 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 00:08:36,905 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 00:08:47,551 WARN L191 SmtUtils]: Spent 10.44 s on a formula simplification. DAG size of input: 446 DAG size of output: 430 [2019-09-19 00:09:05,509 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 467 DAG size of output: 464 [2019-09-19 00:09:13,473 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 00:09:22,096 WARN L191 SmtUtils]: Spent 8.58 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 00:09:28,268 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 00:10:02,297 WARN L191 SmtUtils]: Spent 33.99 s on a formula simplification. DAG size of input: 547 DAG size of output: 482 [2019-09-19 00:10:10,093 WARN L191 SmtUtils]: Spent 7.79 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-19 00:10:27,945 WARN L191 SmtUtils]: Spent 17.78 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 00:10:45,141 WARN L191 SmtUtils]: Spent 17.18 s on a formula simplification. DAG size of input: 479 DAG size of output: 473 [2019-09-19 00:10:51,708 WARN L191 SmtUtils]: Spent 6.57 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 00:11:18,332 WARN L191 SmtUtils]: Spent 26.62 s on a formula simplification. DAG size of input: 484 DAG size of output: 471 [2019-09-19 00:11:24,836 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 00:11:40,774 WARN L191 SmtUtils]: Spent 15.94 s on a formula simplification. DAG size of input: 490 DAG size of output: 471 [2019-09-19 00:11:47,342 WARN L191 SmtUtils]: Spent 6.57 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 00:12:00,132 WARN L191 SmtUtils]: Spent 12.76 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 00:12:00,473 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 00:12:00,631 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 00:12:00,688 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 00:12:01,211 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 00:12:01,454 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-19 00:12:01,714 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 00:12:01,720 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-19 00:12:01,747 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 00:12:01,771 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 00:12:01,771 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 00:12:01,773 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 516#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-19 00:12:01,784 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 00:12:01,784 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 00:12:01,785 INFO L168 Benchmark]: Toolchain (without parser) took 745313.79 ms. Allocated memory was 137.4 MB in the beginning and 149.4 MB in the end (delta: 12.1 MB). Free memory was 83.8 MB in the beginning and 75.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-09-19 00:12:01,787 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 00:12:01,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.68 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.5 MB in the beginning and 163.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-19 00:12:01,788 INFO L168 Benchmark]: Boogie Preprocessor took 108.03 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 159.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-19 00:12:01,789 INFO L168 Benchmark]: RCFGBuilder took 1554.37 ms. Allocated memory was 197.7 MB in the beginning and 217.1 MB in the end (delta: 19.4 MB). Free memory was 159.2 MB in the beginning and 146.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. [2019-09-19 00:12:01,790 INFO L168 Benchmark]: Sifa took 742998.91 ms. Allocated memory was 217.1 MB in the beginning and 149.4 MB in the end (delta: -67.6 MB). Free memory was 146.6 MB in the beginning and 75.4 MB in the end (delta: 71.2 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-09-19 00:12:01,794 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 137.4 MB. Free memory was 103.5 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 645.68 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 83.5 MB in the beginning and 163.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.03 ms. Allocated memory is still 197.7 MB. Free memory was 163.7 MB in the beginning and 159.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1554.37 ms. Allocated memory was 197.7 MB in the beginning and 217.1 MB in the end (delta: 19.4 MB). Free memory was 159.2 MB in the beginning and 146.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. * Sifa took 742998.91 ms. Allocated memory was 217.1 MB in the beginning and 149.4 MB in the end (delta: -67.6 MB). Free memory was 146.6 MB in the beginning and 75.4 MB in the end (delta: 71.2 MB). Peak memory consumption was 3.5 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]: 742955, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 245, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 218, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 328, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 26557, TOOLS_QUANTIFIERELIM_APPLICATIONS: 294, TOOLS_QUANTIFIERELIM_TIME[ms]: 26939, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26217, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 629084, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 25961, DOMAIN_ISSUBSETEQ_APPLICATIONS: 84, DOMAIN_ISSUBSETEQ_TIME[ms]: 595, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 389, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 554544, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 554543, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 373003, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 352, DAG_COMPRESSION_RETAINED_NODES: 190 - UnprovableResult [Line: 585]: 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 516#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...