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_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 15:01:37,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 15:01:37,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 15:01:37,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 15:01:37,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 15:01:37,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 15:01:37,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 15:01:37,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 15:01:37,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 15:01:37,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 15:01:37,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 15:01:37,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 15:01:37,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 15:01:37,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 15:01:37,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 15:01:37,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 15:01:37,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 15:01:37,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 15:01:37,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 15:01:37,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 15:01:37,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 15:01:37,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 15:01:37,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 15:01:37,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 15:01:37,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 15:01:37,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 15:01:37,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 15:01:37,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 15:01:37,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 15:01:37,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 15:01:37,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 15:01:37,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 15:01:37,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 15:01:37,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 15:01:37,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 15:01:37,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 15:01:37,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 15:01:37,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 15:01:37,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 15:01:37,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 15:01:37,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 15:01:37,209 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 15:01:37,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 15:01:37,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 15:01:37,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 15:01:37,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 15:01:37,237 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 15:01:37,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 15:01:37,238 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 15:01:37,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 15:01:37,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 15:01:37,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 15:01:37,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 15:01:37,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 15:01:37,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 15:01:37,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 15:01:37,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 15:01:37,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 15:01:37,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 15:01:37,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 15:01:37,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 15:01:37,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 15:01:37,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 15:01:37,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 15:01:37,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 15:01:37,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 15:01:37,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 15:01:37,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 15:01:37,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 15:01:37,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 15:01:37,242 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 15:01:37,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 15:01:37,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 15:01:37,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 15:01:37,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 15:01:37,314 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 15:01:37,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-18 15:01:37,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ef7ab766/4edc8821d2ab461bbc7b3cb64c1601e3/FLAG2a24968ad [2019-09-18 15:01:37,900 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 15:01:37,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-18 15:01:37,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ef7ab766/4edc8821d2ab461bbc7b3cb64c1601e3/FLAG2a24968ad [2019-09-18 15:01:38,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ef7ab766/4edc8821d2ab461bbc7b3cb64c1601e3 [2019-09-18 15:01:38,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 15:01:38,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 15:01:38,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 15:01:38,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 15:01:38,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 15:01:38,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc1d1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38, skipping insertion in model container [2019-09-18 15:01:38,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,212 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 15:01:38,277 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 15:01:38,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 15:01:38,728 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 15:01:38,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 15:01:38,888 INFO L192 MainTranslator]: Completed translation [2019-09-18 15:01:38,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38 WrapperNode [2019-09-18 15:01:38,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 15:01:38,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 15:01:38,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 15:01:38,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 15:01:38,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (1/1) ... [2019-09-18 15:01:38,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 15:01:38,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 15:01:38,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 15:01:38,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 15:01:38,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:01:38" (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 15:01:39,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 15:01:39,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 15:01:39,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 15:01:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 15:01:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 15:01:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 15:01:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 15:01:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 15:01:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 15:01:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 15:01:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 15:01:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 15:01:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 15:01:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 15:01:39,056 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 15:01:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 15:01:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 15:01:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 15:01:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 15:01:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 15:01:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 15:01:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 15:01:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 15:01:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 15:01:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 15:01:39,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 15:01:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 15:01:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 15:01:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 15:01:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 15:01:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 15:01:39,059 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 15:01:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 15:01:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 15:01:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 15:01:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 15:01:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 15:01:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 15:01:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 15:01:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 15:01:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 15:01:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 15:01:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 15:01:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 15:01:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 15:01:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 15:01:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 15:01:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 15:01:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 15:01:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 15:01:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 15:01:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 15:01:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 15:01:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 15:01:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 15:01:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 15:01:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 15:01:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 15:01:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 15:01:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 15:01:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 15:01:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 15:01:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 15:01:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 15:01:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 15:01:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 15:01:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 15:01:39,067 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 15:01:39,070 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 15:01:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 15:01:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 15:01:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 15:01:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 15:01:39,071 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 15:01:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 15:01:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 15:01:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 15:01:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 15:01:39,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 15:01:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 15:01:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 15:01:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 15:01:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 15:01:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 15:01:39,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 15:01:39,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 15:01:40,556 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 15:01:40,556 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 15:01:40,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:01:40 BoogieIcfgContainer [2019-09-18 15:01:40,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 15:01:40,559 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 15:01:40,559 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 15:01:40,559 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 15:01:40,561 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:01:40" (1/1) ... [2019-09-18 15:01:40,562 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 15:01:40,592 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 15:01:40,593 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 15:01:40,610 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 15:01:40,622 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 15:01:40,624 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 15:01:41,278 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-18 15:01:41,474 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2019-09-18 15:01:41,772 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2019-09-18 15:01:42,024 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2019-09-18 15:01:42,511 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 124 [2019-09-18 15:01:42,921 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2019-09-18 15:01:43,511 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 143 [2019-09-18 15:01:44,057 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 140 [2019-09-18 15:01:44,896 WARN L191 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 165 [2019-09-18 15:01:45,611 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 164 [2019-09-18 15:01:46,627 WARN L191 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 184 [2019-09-18 15:01:47,409 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 179 [2019-09-18 15:01:48,706 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2019-09-18 15:01:49,647 WARN L191 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 200 [2019-09-18 15:01:50,796 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 213 [2019-09-18 15:01:51,875 WARN L191 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 210 [2019-09-18 15:01:54,003 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 292 DAG size of output: 246 [2019-09-18 15:01:55,252 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 276 DAG size of output: 241 [2019-09-18 15:01:57,781 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 343 DAG size of output: 273 [2019-09-18 15:01:58,015 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 15:01:59,452 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 320 DAG size of output: 274 [2019-09-18 15:01:59,844 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 15:02:02,506 WARN L191 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 375 DAG size of output: 291 [2019-09-18 15:02:04,207 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 324 DAG size of output: 288 [2019-09-18 15:02:04,519 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 15:02:06,447 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 371 DAG size of output: 310 [2019-09-18 15:02:08,259 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 352 DAG size of output: 305 [2019-09-18 15:02:09,078 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 15:02:12,603 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 414 DAG size of output: 319 [2019-09-18 15:02:14,599 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 366 DAG size of output: 314 [2019-09-18 15:02:15,671 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 15:02:20,112 WARN L191 SmtUtils]: Spent 4.43 s on a formula simplification. DAG size of input: 494 DAG size of output: 328 [2019-09-18 15:02:22,208 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 377 DAG size of output: 323 [2019-09-18 15:02:22,985 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 15:02:26,038 WARN L191 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 538 DAG size of output: 336 [2019-09-18 15:02:26,334 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 15:02:28,368 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 381 DAG size of output: 333 [2019-09-18 15:02:30,125 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 15:02:35,927 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 616 DAG size of output: 346 [2019-09-18 15:02:36,239 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 15:02:38,452 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 397 DAG size of output: 343 [2019-09-18 15:02:39,673 WARN L191 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 15:02:44,018 WARN L191 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 665 DAG size of output: 356 [2019-09-18 15:02:44,370 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 15:02:46,742 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 415 DAG size of output: 353 [2019-09-18 15:02:49,424 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 15:02:57,674 WARN L191 SmtUtils]: Spent 8.23 s on a formula simplification. DAG size of input: 746 DAG size of output: 366 [2019-09-18 15:02:58,085 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 15:03:00,635 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 435 DAG size of output: 365 [2019-09-18 15:03:04,118 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 15:03:13,374 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 793 DAG size of output: 378 [2019-09-18 15:03:13,803 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 15:03:16,587 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 456 DAG size of output: 377 [2019-09-18 15:03:20,550 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 15:03:32,089 WARN L191 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 803 DAG size of output: 391 [2019-09-18 15:03:32,522 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 15:03:35,433 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 452 DAG size of output: 386 [2019-09-18 15:03:40,309 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 15:03:52,594 WARN L191 SmtUtils]: Spent 12.26 s on a formula simplification. DAG size of input: 982 DAG size of output: 399 [2019-09-18 15:03:53,139 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 15:03:56,367 WARN L191 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 483 DAG size of output: 400 [2019-09-18 15:04:02,017 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 15:04:17,384 WARN L191 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 1057 DAG size of output: 413 [2019-09-18 15:04:17,943 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 15:04:21,430 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 499 DAG size of output: 414 [2019-09-18 15:04:28,314 WARN L191 SmtUtils]: Spent 3.29 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 15:04:45,805 WARN L191 SmtUtils]: Spent 17.46 s on a formula simplification. DAG size of input: 1063 DAG size of output: 427 [2019-09-18 15:04:46,388 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 15:04:50,011 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 496 DAG size of output: 424 [2019-09-18 15:04:51,685 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 15:04:53,312 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 15:04:53,334 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 15:04:53,441 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 15:04:53,456 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 15:05:04,449 WARN L191 SmtUtils]: Spent 10.85 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 15:05:09,822 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 15:05:27,804 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 15:05:36,725 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 15:06:09,037 WARN L191 SmtUtils]: Spent 32.22 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-18 15:06:24,940 WARN L191 SmtUtils]: Spent 15.90 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 15:06:40,950 WARN L191 SmtUtils]: Spent 16.01 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-18 15:06:42,514 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:06:42,801 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:06:42,906 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:06:43,024 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 15:06:43,615 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:06:43,885 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:06:43,992 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:06:44,098 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:06:44,377 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-18 15:06:44,482 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 15:06:44,679 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-18 15:06:44,897 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-18 15:06:45,125 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-18 15:06:45,227 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 15:06:45,434 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 15:06:45,642 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 15:06:45,653 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 15:06:45,655 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 15:06:45,862 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 15:06:45,922 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-18 15:06:45,929 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-18 15:06:46,002 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 15:06:46,002 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 15:06:46,005 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 658#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-18 15:06:46,026 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 15:06:46,026 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 15:06:46,028 INFO L168 Benchmark]: Toolchain (without parser) took 307830.49 ms. Allocated memory was 134.2 MB in the beginning and 160.4 MB in the end (delta: 26.2 MB). Free memory was 89.5 MB in the beginning and 100.7 MB in the end (delta: -11.2 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-09-18 15:06:46,030 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 15:06:46,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.05 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.2 MB in the beginning and 164.7 MB in the end (delta: -75.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-09-18 15:06:46,036 INFO L168 Benchmark]: Boogie Preprocessor took 94.55 ms. Allocated memory is still 200.8 MB. Free memory was 164.7 MB in the beginning and 160.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 15:06:46,038 INFO L168 Benchmark]: RCFGBuilder took 1573.95 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.2 MB in the beginning and 166.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2019-09-18 15:06:46,038 INFO L168 Benchmark]: Sifa took 305467.06 ms. Allocated memory was 228.1 MB in the beginning and 160.4 MB in the end (delta: -67.6 MB). Free memory was 166.9 MB in the beginning and 100.7 MB in the end (delta: 66.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 15:06:46,043 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 691.05 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.2 MB in the beginning and 164.7 MB in the end (delta: -75.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.55 ms. Allocated memory is still 200.8 MB. Free memory was 164.7 MB in the beginning and 160.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1573.95 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.2 MB in the beginning and 166.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. * Sifa took 305467.06 ms. Allocated memory was 228.1 MB in the beginning and 160.4 MB in the end (delta: -67.6 MB). Free memory was 166.9 MB in the beginning and 100.7 MB in the end (delta: 66.3 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]: 305413, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 432, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 356, TOOLS_POST_TIME[ms]: 189332, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 149, TOOLS_POST_RETURN_APPLICATIONS: 57, TOOLS_POST_RETURN_TIME[ms]: 65, TOOLS_QUANTIFIERELIM_APPLICATIONS: 474, TOOLS_QUANTIFIERELIM_TIME[ms]: 189395, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28580, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 434, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 115303, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 120, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 219, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 109621, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 109620, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 57, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 193997, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 193996, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 54, DAG_COMPRESSION_PROCESSED_NODES: 778, DAG_COMPRESSION_RETAINED_NODES: 476 - UnprovableResult [Line: 134]: 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 658#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...