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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 05:32:35,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 05:32:35,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 05:32:35,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 05:32:35,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 05:32:35,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 05:32:35,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 05:32:35,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 05:32:35,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 05:32:35,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 05:32:35,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 05:32:35,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 05:32:35,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 05:32:35,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 05:32:35,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 05:32:35,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 05:32:35,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 05:32:35,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 05:32:35,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 05:32:35,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 05:32:35,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 05:32:35,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 05:32:35,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 05:32:35,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 05:32:35,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 05:32:35,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 05:32:35,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 05:32:35,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 05:32:35,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 05:32:35,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 05:32:35,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 05:32:35,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 05:32:35,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 05:32:35,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 05:32:35,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 05:32:35,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 05:32:35,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 05:32:35,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 05:32:35,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 05:32:35,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 05:32:35,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 05:32:35,260 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 05:32:35,277 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 05:32:35,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 05:32:35,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 05:32:35,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 05:32:35,278 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 05:32:35,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 05:32:35,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 05:32:35,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 05:32:35,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 05:32:35,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 05:32:35,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 05:32:35,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 05:32:35,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 05:32:35,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 05:32:35,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 05:32:35,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 05:32:35,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 05:32:35,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 05:32:35,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 05:32:35,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 05:32:35,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 05:32:35,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 05:32:35,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 05:32:35,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 05:32:35,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 05:32:35,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 05:32:35,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 05:32:35,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 05:32:35,283 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 -> SequenceOfStatements 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 05:32:35,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 05:32:35,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 05:32:35,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 05:32:35,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 05:32:35,331 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 05:32:35,331 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2019-09-18 05:32:35,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21dd3cf71/081e8475eefb433cac3827d347f22ded/FLAG8a42a898e [2019-09-18 05:32:35,875 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 05:32:35,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2019-09-18 05:32:35,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21dd3cf71/081e8475eefb433cac3827d347f22ded/FLAG8a42a898e [2019-09-18 05:32:36,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21dd3cf71/081e8475eefb433cac3827d347f22ded [2019-09-18 05:32:36,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 05:32:36,228 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 05:32:36,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 05:32:36,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 05:32:36,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 05:32:36,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb936b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36, skipping insertion in model container [2019-09-18 05:32:36,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,245 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 05:32:36,300 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 05:32:36,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:32:36,752 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 05:32:36,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:32:36,896 INFO L192 MainTranslator]: Completed translation [2019-09-18 05:32:36,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36 WrapperNode [2019-09-18 05:32:36,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 05:32:36,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 05:32:36,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 05:32:36,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 05:32:36,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (1/1) ... [2019-09-18 05:32:36,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 05:32:36,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 05:32:36,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 05:32:36,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 05:32:36,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:32:36" (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 05:32:37,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 05:32:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 05:32:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 05:32:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 05:32:37,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 05:32:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 05:32:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 05:32:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 05:32:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 05:32:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 05:32:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 05:32:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 05:32:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 05:32:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 05:32:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 05:32:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 05:32:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 05:32:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 05:32:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 05:32:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 05:32:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 05:32:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 05:32:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 05:32:37,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 05:32:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 05:32:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 05:32:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 05:32:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 05:32:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 05:32:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 05:32:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 05:32:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 05:32:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 05:32:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 05:32:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 05:32:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 05:32:37,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 05:32:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 05:32:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 05:32:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 05:32:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 05:32:37,050 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 05:32:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 05:32:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 05:32:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 05:32:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 05:32:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 05:32:37,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 05:32:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 05:32:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 05:32:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 05:32:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 05:32:37,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 05:32:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 05:32:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 05:32:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 05:32:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 05:32:37,053 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 05:32:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 05:32:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 05:32:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 05:32:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 05:32:37,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 05:32:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 05:32:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 05:32:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 05:32:37,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 05:32:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 05:32:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 05:32:37,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 05:32:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 05:32:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 05:32:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 05:32:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 05:32:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 05:32:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 05:32:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 05:32:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 05:32:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 05:32:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 05:32:37,059 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 05:32:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 05:32:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 05:32:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 05:32:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 05:32:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 05:32:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 05:32:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 05:32:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 05:32:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 05:32:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 05:32:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 05:32:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 05:32:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 05:32:38,131 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 05:32:38,132 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 05:32:38,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:32:38 BoogieIcfgContainer [2019-09-18 05:32:38,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 05:32:38,135 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 05:32:38,135 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 05:32:38,135 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 05:32:38,136 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:32:38" (1/1) ... [2019-09-18 05:32:38,137 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 05:32:38,171 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 05:32:38,172 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 05:32:38,188 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 05:32:38,202 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 05:32:38,203 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 05:32:59,354 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 05:33:01,232 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 05:33:05,133 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 05:33:06,901 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 05:33:08,669 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 05:33:08,684 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-18 05:33:08,753 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-18 05:33:08,772 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-18 05:33:20,233 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:33:25,664 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:33:36,555 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:33:41,954 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:33:52,748 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:33:58,124 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:34:09,018 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:34:14,361 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:34:25,145 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:34:30,536 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:34:48,575 WARN L191 SmtUtils]: Spent 17.96 s on a formula simplification. DAG size of input: 459 DAG size of output: 457 [2019-09-18 05:34:57,536 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:35:09,872 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 466 DAG size of output: 455 [2019-09-18 05:35:15,367 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 05:35:17,322 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:35:19,181 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:35:24,811 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:35:26,698 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:35:32,380 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:35:34,257 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:35:45,091 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 05:35:45,577 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 05:35:45,837 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:35:46,043 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:35:46,407 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:35:46,643 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:35:46,958 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:35:47,200 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:35:47,528 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-18 05:35:47,736 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:35:48,059 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:35:48,307 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:35:48,499 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-18 05:36:06,793 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 459 DAG size of output: 457 [2019-09-18 05:36:15,753 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:36:38,661 WARN L191 SmtUtils]: Spent 22.83 s on a formula simplification. DAG size of input: 466 DAG size of output: 455 [2019-09-18 05:36:44,276 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 05:36:46,196 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:36:48,070 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:36:53,728 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:36:55,595 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:37:01,260 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:37:03,146 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:37:14,063 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 05:37:14,283 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 05:37:14,535 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:37:14,740 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:37:15,105 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:37:15,371 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:37:15,732 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:15,977 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:16,211 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-18 05:37:16,421 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:37:16,747 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:16,990 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:17,190 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-18 05:37:17,607 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:37:17,818 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:37:18,159 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:18,407 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:18,743 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-18 05:37:18,973 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:37:19,293 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:19,535 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:37:19,769 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 05:37:19,985 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 05:37:20,201 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 05:37:47,405 WARN L191 SmtUtils]: Spent 27.09 s on a formula simplification. DAG size of input: 459 DAG size of output: 457 [2019-09-18 05:37:56,424 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:38:13,385 WARN L191 SmtUtils]: Spent 16.90 s on a formula simplification. DAG size of input: 466 DAG size of output: 455 [2019-09-18 05:38:18,996 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 05:38:20,888 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:38:22,760 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:38:28,391 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:38:30,232 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:38:35,901 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:38:37,744 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:38:48,647 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 05:38:48,890 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 05:38:49,143 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:38:49,354 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:39:17,094 WARN L191 SmtUtils]: Spent 27.07 s on a formula simplification. DAG size of input: 459 DAG size of output: 457 [2019-09-18 05:39:26,123 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:39:43,094 WARN L191 SmtUtils]: Spent 16.92 s on a formula simplification. DAG size of input: 466 DAG size of output: 455 [2019-09-18 05:39:48,684 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 05:39:50,634 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:39:52,496 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 05:39:58,167 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:40:00,045 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:40:05,684 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-18 05:40:07,541 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-18 05:40:18,464 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 05:40:18,685 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 05:40:18,935 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:40:19,143 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:40:19,501 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:40:19,712 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:40:20,032 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:40:20,275 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:40:20,609 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-18 05:40:20,820 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 05:40:21,142 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:40:21,389 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-18 05:40:21,582 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-18 05:40:27,352 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 05:40:32,991 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 05:40:38,658 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 05:40:44,272 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 05:41:02,483 WARN L191 SmtUtils]: Spent 18.19 s on a formula simplification. DAG size of input: 480 DAG size of output: 479 [2019-09-18 05:41:11,575 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 05:41:22,735 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 477 DAG size of output: 473 [2019-09-18 05:41:28,174 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 05:41:30,121 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 05:41:32,022 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 05:41:37,740 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 473 DAG size of output: 468 [2019-09-18 05:41:39,592 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 05:41:45,377 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 473 DAG size of output: 468 [2019-09-18 05:41:47,247 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 05:42:09,139 WARN L191 SmtUtils]: Spent 21.88 s on a formula simplification. DAG size of input: 488 DAG size of output: 487 [2019-09-18 05:42:09,270 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 05:42:09,523 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:42:09,729 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 05:42:09,830 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 23 for LOIs [2019-09-18 05:42:10,157 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-18 05:42:10,338 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-18 05:42:10,416 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 05:42:10,617 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-18 05:42:10,620 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-18 05:42:10,672 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 05:42:10,672 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 05:42:10,675 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1110#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 0 ~systemActive~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 05:42:10,686 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 05:42:10,686 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 05:42:10,687 INFO L168 Benchmark]: Toolchain (without parser) took 574459.16 ms. Allocated memory was 140.0 MB in the beginning and 144.2 MB in the end (delta: 4.2 MB). Free memory was 85.6 MB in the beginning and 72.2 MB in the end (delta: 13.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:10,688 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 05:42:10,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.79 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 85.3 MB in the beginning and 164.0 MB in the end (delta: -78.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:10,690 INFO L168 Benchmark]: Boogie Preprocessor took 81.89 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 159.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:10,690 INFO L168 Benchmark]: RCFGBuilder took 1154.01 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.6 MB in the beginning and 187.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:10,694 INFO L168 Benchmark]: Sifa took 572551.52 ms. Allocated memory was 224.4 MB in the beginning and 144.2 MB in the end (delta: -80.2 MB). Free memory was 187.9 MB in the beginning and 72.2 MB in the end (delta: 115.7 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2019-09-18 05:42:10,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 667.79 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 85.3 MB in the beginning and 164.0 MB in the end (delta: -78.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.89 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 159.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1154.01 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.6 MB in the beginning and 187.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. * Sifa took 572551.52 ms. Allocated memory was 224.4 MB in the beginning and 144.2 MB in the end (delta: -80.2 MB). Free memory was 187.9 MB in the beginning and 72.2 MB in the end (delta: 115.7 MB). Peak memory consumption was 35.5 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]: 572504, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 607, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 426, TOOLS_POST_TIME[ms]: 27067, TOOLS_POST_CALL_APPLICATIONS: 139, TOOLS_POST_CALL_TIME[ms]: 320, TOOLS_POST_RETURN_APPLICATIONS: 130, TOOLS_POST_RETURN_TIME[ms]: 177, TOOLS_QUANTIFIERELIM_APPLICATIONS: 694, TOOLS_QUANTIFIERELIM_TIME[ms]: 27366, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26841, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 631, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 180, DOMAIN_JOIN_TIME[ms]: 476928, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 67112, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 100, DOMAIN_ISBOTTOM_APPLICATIONS: 96, DOMAIN_ISBOTTOM_TIME[ms]: 579, LOOP_SUMMARIZER_APPLICATIONS: 13, LOOP_SUMMARIZER_CACHE_MISSES: 13, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 281732, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 281731, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 130, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31844, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31843, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 637, DAG_COMPRESSION_RETAINED_NODES: 368 - UnprovableResult [Line: 902]: 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 1110#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 0 ~systemActive~0)) (<= 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...