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_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:12:07,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:12:07,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:12:07,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:12:07,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:12:07,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:12:07,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:12:07,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:12:07,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:12:07,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:12:07,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:12:07,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:12:07,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:12:07,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:12:07,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:12:07,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:12:07,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:12:07,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:12:07,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:12:07,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:12:07,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:12:07,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:12:07,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:12:07,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:12:07,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:12:07,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:12:07,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:12:07,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:12:07,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:12:07,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:12:07,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:12:07,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:12:07,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:12:07,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:12:07,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:12:07,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:12:07,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:12:07,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:12:07,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:12:07,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:12:07,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:12:07,359 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 12:12:07,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:12:07,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:12:07,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:12:07,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:12:07,385 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:12:07,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:12:07,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:12:07,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:12:07,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:12:07,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:12:07,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:12:07,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:12:07,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:12:07,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:12:07,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:12:07,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:12:07,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:12:07,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:12:07,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:12:07,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:12:07,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:12:07,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:12:07,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:12:07,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:12:07,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:12:07,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:12:07,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:12:07,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:12:07,391 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 12:12:07,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:12:07,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:12:07,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:12:07,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:12:07,462 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:12:07,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2019-09-18 12:12:07,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9ee7ec07/c09fee8d8a964644be165be23827c157/FLAG82606db35 [2019-09-18 12:12:08,122 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:12:08,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2019-09-18 12:12:08,155 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9ee7ec07/c09fee8d8a964644be165be23827c157/FLAG82606db35 [2019-09-18 12:12:08,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9ee7ec07/c09fee8d8a964644be165be23827c157 [2019-09-18 12:12:08,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:12:08,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:12:08,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:12:08,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:12:08,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:12:08,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:12:08" (1/1) ... [2019-09-18 12:12:08,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385207fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:08, skipping insertion in model container [2019-09-18 12:12:08,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:12:08" (1/1) ... [2019-09-18 12:12:08,464 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:12:08,534 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:12:09,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:12:09,027 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:12:09,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:12:09,144 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:12:09,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09 WrapperNode [2019-09-18 12:12:09,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:12:09,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:12:09,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:12:09,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:12:09,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (1/1) ... [2019-09-18 12:12:09,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:12:09,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:12:09,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:12:09,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:12:09,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:12:09" (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 12:12:09,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:12:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:12:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:12:09,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:12:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:12:09,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:12:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:12:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:12:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:12:09,354 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:12:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:12:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:12:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:12:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:12:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:12:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 12:12:09,359 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:12:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:12:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:12:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:12:09,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:12:09,361 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:12:09,361 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:12:09,361 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:12:09,361 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:12:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:12:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:12:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:12:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:12:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:12:09,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:12:09,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:12:09,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:12:09,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:12:09,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:12:09,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:12:09,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:12:09,364 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:12:09,364 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:12:09,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:12:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:12:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:12:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:12:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:12:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:12:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:12:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:12:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:12:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:12:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:12:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:12:09,369 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:12:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:12:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:12:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:12:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:12:09,370 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:12:09,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:12:09,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:12:09,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:12:09,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:12:09,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:12:09,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:12:09,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:12:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:12:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:12:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:12:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:12:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:12:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:12:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:12:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:12:10,736 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:12:10,737 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:12:10,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:12:10 BoogieIcfgContainer [2019-09-18 12:12:10,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:12:10,739 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:12:10,739 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:12:10,739 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:12:10,740 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:12:10" (1/1) ... [2019-09-18 12:12:10,741 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 12:12:10,763 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:12:10,764 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:12:10,778 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:12:10,787 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:12:10,789 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:12:11,393 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-18 12:12:11,557 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-18 12:12:11,891 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-18 12:12:12,112 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 78 [2019-09-18 12:12:12,572 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-18 12:12:13,027 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-18 12:12:13,586 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 139 [2019-09-18 12:12:14,126 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 136 [2019-09-18 12:12:14,947 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 161 [2019-09-18 12:12:15,671 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 160 [2019-09-18 12:12:16,669 WARN L191 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 180 [2019-09-18 12:12:17,375 WARN L191 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 175 [2019-09-18 12:12:18,723 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 227 DAG size of output: 199 [2019-09-18 12:12:19,689 WARN L191 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 196 [2019-09-18 12:12:21,307 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 250 DAG size of output: 209 [2019-09-18 12:12:22,406 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 206 [2019-09-18 12:12:24,358 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 299 DAG size of output: 242 [2019-09-18 12:12:25,609 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 273 DAG size of output: 237 [2019-09-18 12:12:25,949 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 12:12:28,084 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 327 DAG size of output: 269 [2019-09-18 12:12:28,302 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 12:12:29,750 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 314 DAG size of output: 270 [2019-09-18 12:12:31,743 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 371 DAG size of output: 287 [2019-09-18 12:12:33,418 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 324 DAG size of output: 284 [2019-09-18 12:12:34,012 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 12:12:37,046 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 398 DAG size of output: 308 [2019-09-18 12:12:38,940 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 343 DAG size of output: 303 [2019-09-18 12:12:39,731 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 12:12:43,129 WARN L191 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 420 DAG size of output: 317 [2019-09-18 12:12:45,183 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 364 DAG size of output: 312 [2019-09-18 12:12:46,171 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 12:12:50,637 WARN L191 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 485 DAG size of output: 326 [2019-09-18 12:12:52,810 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 377 DAG size of output: 321 [2019-09-18 12:12:54,120 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 12:12:59,345 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 556 DAG size of output: 334 [2019-09-18 12:12:59,647 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 12:13:01,698 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 393 DAG size of output: 331 [2019-09-18 12:13:03,445 WARN L191 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 12:13:09,350 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 634 DAG size of output: 344 [2019-09-18 12:13:09,698 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:13:11,914 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 404 DAG size of output: 341 [2019-09-18 12:13:14,043 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 12:13:20,920 WARN L191 SmtUtils]: Spent 6.87 s on a formula simplification. DAG size of input: 648 DAG size of output: 354 [2019-09-18 12:13:21,262 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:13:23,678 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 419 DAG size of output: 351 [2019-09-18 12:13:26,369 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 12:13:34,828 WARN L191 SmtUtils]: Spent 8.45 s on a formula simplification. DAG size of input: 740 DAG size of output: 364 [2019-09-18 12:13:35,251 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 12:13:37,803 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 439 DAG size of output: 363 [2019-09-18 12:13:41,123 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 12:13:51,035 WARN L191 SmtUtils]: Spent 9.90 s on a formula simplification. DAG size of input: 848 DAG size of output: 376 [2019-09-18 12:13:51,458 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 12:13:54,295 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 458 DAG size of output: 375 [2019-09-18 12:13:58,144 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 12:14:09,349 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 844 DAG size of output: 389 [2019-09-18 12:14:09,771 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 12:14:12,650 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 462 DAG size of output: 384 [2019-09-18 12:14:17,466 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 12:14:30,805 WARN L191 SmtUtils]: Spent 13.32 s on a formula simplification. DAG size of input: 953 DAG size of output: 397 [2019-09-18 12:14:31,341 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 12:14:34,668 WARN L191 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 468 DAG size of output: 398 [2019-09-18 12:14:40,492 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 12:14:56,835 WARN L191 SmtUtils]: Spent 16.32 s on a formula simplification. DAG size of input: 1036 DAG size of output: 411 [2019-09-18 12:14:57,425 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:15:01,065 WARN L191 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 497 DAG size of output: 412 [2019-09-18 12:15:07,595 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 12:15:26,130 WARN L191 SmtUtils]: Spent 18.50 s on a formula simplification. DAG size of input: 1165 DAG size of output: 425 [2019-09-18 12:15:26,684 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:15:30,330 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 498 DAG size of output: 422 [2019-09-18 12:15:32,015 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:15:33,692 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:15:33,706 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 12:15:33,764 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 12:15:33,768 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 12:15:45,055 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-18 12:15:50,637 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 12:16:01,768 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-18 12:16:07,285 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 12:16:22,140 WARN L191 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 12:16:22,439 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 12:16:22,703 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 12:16:37,299 WARN L191 SmtUtils]: Spent 14.59 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-18 12:16:37,846 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 12:16:38,100 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 74 [2019-09-18 12:16:38,419 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 74 [2019-09-18 12:16:39,155 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2019-09-18 12:16:39,456 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 12:16:40,214 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2019-09-18 12:16:40,766 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-18 12:16:41,048 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 12:16:41,151 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 12:16:41,425 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 85 [2019-09-18 12:16:41,529 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 12:16:42,326 WARN L191 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2019-09-18 12:16:42,699 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 12:16:43,459 WARN L191 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2019-09-18 12:16:43,831 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 12:16:45,083 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2019-09-18 12:16:45,448 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 12:16:46,686 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2019-09-18 12:16:47,050 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 12:16:47,776 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2019-09-18 12:16:48,125 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 12:16:48,855 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2019-09-18 12:16:49,212 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-18 12:16:50,273 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2019-09-18 12:16:50,780 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 12:16:51,433 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-18 12:16:51,767 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 12:16:51,943 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 12:16:52,213 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-09-18 12:16:52,455 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-09-18 12:16:52,684 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-18 12:16:52,915 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-18 12:16:53,169 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-18 12:16:53,368 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 12:16:54,150 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 12:16:54,452 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 12:16:54,455 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 16 for LOIs [2019-09-18 12:16:54,993 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-18 12:16:55,024 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-18 12:16:55,027 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-18 12:16:55,054 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 12:16:55,055 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 12:16:55,057 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 627#(and (<= ~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 12:16:55,073 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 12:16:55,073 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 12:16:55,075 INFO L168 Benchmark]: Toolchain (without parser) took 286625.30 ms. Allocated memory was 140.0 MB in the beginning and 150.5 MB in the end (delta: 10.5 MB). Free memory was 85.5 MB in the beginning and 106.2 MB in the end (delta: -20.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 12:16:55,075 INFO L168 Benchmark]: CDTParser took 1.24 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 12:16:55,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.22 ms. Allocated memory was 140.0 MB in the beginning and 198.7 MB in the end (delta: 58.7 MB). Free memory was 85.3 MB in the beginning and 165.4 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-18 12:16:55,076 INFO L168 Benchmark]: Boogie Preprocessor took 129.42 ms. Allocated memory is still 198.7 MB. Free memory was 165.4 MB in the beginning and 161.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-18 12:16:55,077 INFO L168 Benchmark]: RCFGBuilder took 1459.96 ms. Allocated memory was 198.7 MB in the beginning and 224.4 MB in the end (delta: 25.7 MB). Free memory was 161.2 MB in the beginning and 180.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-18 12:16:55,077 INFO L168 Benchmark]: Sifa took 284334.40 ms. Allocated memory was 224.4 MB in the beginning and 150.5 MB in the end (delta: -73.9 MB). Free memory was 180.0 MB in the beginning and 106.2 MB in the end (delta: 73.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 12:16:55,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.22 ms. Allocated memory was 140.0 MB in the beginning and 198.7 MB in the end (delta: 58.7 MB). Free memory was 85.3 MB in the beginning and 165.4 MB in the end (delta: -80.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.42 ms. Allocated memory is still 198.7 MB. Free memory was 165.4 MB in the beginning and 161.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1459.96 ms. Allocated memory was 198.7 MB in the beginning and 224.4 MB in the end (delta: 25.7 MB). Free memory was 161.2 MB in the beginning and 180.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Sifa took 284334.40 ms. Allocated memory was 224.4 MB in the beginning and 150.5 MB in the end (delta: -73.9 MB). Free memory was 180.0 MB in the beginning and 106.2 MB in the end (delta: 73.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 284294, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 413, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 343, TOOLS_POST_TIME[ms]: 199507, TOOLS_POST_CALL_APPLICATIONS: 55, TOOLS_POST_CALL_TIME[ms]: 111, TOOLS_POST_RETURN_APPLICATIONS: 46, TOOLS_POST_RETURN_TIME[ms]: 42, TOOLS_QUANTIFIERELIM_APPLICATIONS: 443, TOOLS_QUANTIFIERELIM_TIME[ms]: 199526, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29264, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 420, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 83555, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 652, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 231, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 80133, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 80132, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 46, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 203219, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 203219, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 612, DAG_COMPRESSION_RETAINED_NODES: 328 - UnprovableResult [Line: 461]: 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 627#(and (<= ~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...