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_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:24:30,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:24:30,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:24:30,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:24:30,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:24:30,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:24:30,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:24:30,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:24:30,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:24:30,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:24:30,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:24:30,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:24:30,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:24:30,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:24:30,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:24:30,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:24:30,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:24:30,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:24:30,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:24:30,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:24:30,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:24:30,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:24:30,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:24:30,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:24:30,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:24:30,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:24:30,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:24:30,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:24:30,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:24:30,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:24:30,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:24:30,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:24:30,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:24:30,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:24:30,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:24:30,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:24:30,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:24:30,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:24:30,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:24:30,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:24:30,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:24:30,178 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 14:24:30,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:24:30,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:24:30,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:24:30,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:24:30,195 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:24:30,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:24:30,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:24:30,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:24:30,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:24:30,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:24:30,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:24:30,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:24:30,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:24:30,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:24:30,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:24:30,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:24:30,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:24:30,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:24:30,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:24:30,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:24:30,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:24:30,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:24:30,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:24:30,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:24:30,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:24:30,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:24:30,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:24:30,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:24:30,200 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 14:24:30,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:24:30,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:24:30,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:24:30,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:24:30,248 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:24:30,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-09-18 14:24:30,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10d96427/a4555fcc6dac4c9ab008261369d66614/FLAG2c493aa0f [2019-09-18 14:24:30,755 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:24:30,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-09-18 14:24:30,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10d96427/a4555fcc6dac4c9ab008261369d66614/FLAG2c493aa0f [2019-09-18 14:24:31,131 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10d96427/a4555fcc6dac4c9ab008261369d66614 [2019-09-18 14:24:31,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:24:31,143 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:24:31,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:24:31,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:24:31,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:24:31,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31, skipping insertion in model container [2019-09-18 14:24:31,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,159 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:24:31,211 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:24:31,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:24:31,720 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:24:31,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:24:31,834 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:24:31,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31 WrapperNode [2019-09-18 14:24:31,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:24:31,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:24:31,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:24:31,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:24:31,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (1/1) ... [2019-09-18 14:24:31,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:24:31,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:24:31,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:24:31,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:24:31,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:24:31" (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 14:24:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:24:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:24:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:24:32,051 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:24:32,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:24:32,052 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:24:32,052 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:24:32,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:24:32,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:24:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:24:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:24:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:24:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:24:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:24:32,053 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:24:32,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 14:24:32,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:24:32,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 14:24:32,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:24:32,054 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:24:32,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:24:32,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:24:32,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:24:32,055 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:24:32,055 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:24:32,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:24:32,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:24:32,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:24:32,056 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:24:32,056 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:24:32,056 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:24:32,056 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:24:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:24:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:24:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:24:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:24:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:24:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:24:32,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:24:32,058 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:24:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:24:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:24:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:24:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:24:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:24:32,059 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:24:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:24:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:24:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:24:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:24:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:24:32,060 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:24:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:24:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:24:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:24:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:24:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:24:32,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:24:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:24:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:24:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:24:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:24:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:24:32,063 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:24:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:24:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:24:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:24:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:24:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:24:32,064 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:24:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 14:24:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:24:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 14:24:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:24:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:24:32,065 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:24:32,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:24:32,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:24:32,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:24:33,404 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:24:33,404 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:24:33,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:24:33 BoogieIcfgContainer [2019-09-18 14:24:33,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:24:33,407 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:24:33,407 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:24:33,407 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:24:33,408 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:24:33" (1/1) ... [2019-09-18 14:24:33,409 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 14:24:33,432 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:24:33,435 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:24:33,454 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:24:33,464 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:24:33,466 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:24:34,078 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 14:24:34,230 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-18 14:24:34,471 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2019-09-18 14:24:34,675 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 14:24:34,971 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2019-09-18 14:24:35,230 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2019-09-18 14:24:35,628 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2019-09-18 14:24:35,963 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 76 [2019-09-18 14:24:36,454 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 89 [2019-09-18 14:24:36,913 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 88 [2019-09-18 14:24:37,604 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 101 [2019-09-18 14:24:38,145 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 100 [2019-09-18 14:24:38,341 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 14:24:38,993 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 114 [2019-09-18 14:24:39,502 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 109 [2019-09-18 14:24:39,798 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:24:40,640 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 122 [2019-09-18 14:24:40,830 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 14:24:41,408 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 123 [2019-09-18 14:24:41,780 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 14:24:42,888 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 253 DAG size of output: 136 [2019-09-18 14:24:43,077 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 14:24:43,737 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 137 [2019-09-18 14:24:44,216 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 14:24:45,650 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 283 DAG size of output: 150 [2019-09-18 14:24:46,535 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 147 [2019-09-18 14:24:47,181 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 14:24:49,050 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-18 14:24:49,998 WARN L191 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 160 [2019-09-18 14:24:50,835 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 14:24:53,166 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 368 DAG size of output: 174 [2019-09-18 14:24:54,311 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 169 [2019-09-18 14:24:55,371 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 14:24:58,390 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 473 DAG size of output: 195 [2019-09-18 14:24:59,640 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 238 DAG size of output: 190 [2019-09-18 14:25:01,009 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 14:25:04,668 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 527 DAG size of output: 217 [2019-09-18 14:25:06,140 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 256 DAG size of output: 212 [2019-09-18 14:25:07,845 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 14:25:12,742 WARN L191 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 580 DAG size of output: 254 [2019-09-18 14:25:13,022 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 14:25:14,600 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 297 DAG size of output: 251 [2019-09-18 14:25:16,668 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 14:25:22,400 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 679 DAG size of output: 273 [2019-09-18 14:25:22,720 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:25:24,507 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 320 DAG size of output: 270 [2019-09-18 14:25:27,046 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 553 [2019-09-18 14:25:34,066 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 721 DAG size of output: 295 [2019-09-18 14:25:34,452 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-18 14:25:36,497 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 367 DAG size of output: 294 [2019-09-18 14:25:39,470 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 607 [2019-09-18 14:25:47,984 WARN L191 SmtUtils]: Spent 8.49 s on a formula simplification. DAG size of input: 821 DAG size of output: 314 [2019-09-18 14:25:48,314 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:25:50,568 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 367 DAG size of output: 309 [2019-09-18 14:25:52,978 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 661 [2019-09-18 14:25:59,861 WARN L191 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 827 DAG size of output: 333 [2019-09-18 14:26:00,415 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:26:02,994 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 406 DAG size of output: 330 [2019-09-18 14:26:07,236 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:26:18,903 WARN L191 SmtUtils]: Spent 11.64 s on a formula simplification. DAG size of input: 870 DAG size of output: 343 [2019-09-18 14:26:19,343 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-18 14:26:22,094 WARN L191 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 400 DAG size of output: 340 [2019-09-18 14:26:27,196 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:26:41,167 WARN L191 SmtUtils]: Spent 13.94 s on a formula simplification. DAG size of input: 1079 DAG size of output: 376 [2019-09-18 14:26:41,607 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:26:44,783 WARN L191 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 443 DAG size of output: 371 [2019-09-18 14:26:50,664 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:27:07,054 WARN L191 SmtUtils]: Spent 16.36 s on a formula simplification. DAG size of input: 1081 DAG size of output: 403 [2019-09-18 14:27:07,623 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:27:11,315 WARN L191 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 489 DAG size of output: 404 [2019-09-18 14:27:18,140 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:27:38,187 WARN L191 SmtUtils]: Spent 20.01 s on a formula simplification. DAG size of input: 1171 DAG size of output: 421 [2019-09-18 14:27:38,725 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:27:42,448 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 488 DAG size of output: 418 [2019-09-18 14:27:46,133 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 14:27:47,980 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:27:47,990 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:27:48,057 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:27:48,074 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:28:00,127 WARN L191 SmtUtils]: Spent 11.71 s on a formula simplification. DAG size of input: 458 DAG size of output: 457 [2019-09-18 14:28:05,907 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:28:17,472 WARN L191 SmtUtils]: Spent 11.56 s on a formula simplification. DAG size of input: 458 DAG size of output: 457 [2019-09-18 14:28:23,219 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 14:28:38,522 WARN L191 SmtUtils]: Spent 15.25 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-18 14:28:38,628 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 14:28:54,157 WARN L191 SmtUtils]: Spent 15.24 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-18 14:28:54,824 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-18 14:28:55,166 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-18 14:28:55,921 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-18 14:28:56,229 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-18 14:28:57,016 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 93 [2019-09-18 14:28:57,118 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 14:28:57,581 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-18 14:28:58,460 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-18 14:28:58,594 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 14:28:58,993 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 101 [2019-09-18 14:28:59,124 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 14:29:00,112 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 119 [2019-09-18 14:29:00,547 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 14:29:01,430 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 119 [2019-09-18 14:29:01,867 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 14:29:02,742 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 119 [2019-09-18 14:29:03,164 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 14:29:04,028 WARN L191 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 119 [2019-09-18 14:29:04,448 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-18 14:29:05,309 WARN L191 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2019-09-18 14:29:05,734 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:29:06,590 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2019-09-18 14:29:07,007 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:29:08,457 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 130 DAG size of output: 127 [2019-09-18 14:29:09,146 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-18 14:29:10,144 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:29:10,715 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:10,969 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:11,231 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:11,483 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:11,729 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:11,974 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:12,346 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-18 14:29:12,473 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 14:29:12,652 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-18 14:29:12,897 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:13,162 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:13,425 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:13,680 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:13,937 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:14,197 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 14:29:18,530 WARN L191 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 479 DAG size of output: 478 [2019-09-18 14:29:20,639 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 14:29:24,772 WARN L191 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 479 DAG size of output: 478 [2019-09-18 14:29:26,820 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 14:29:27,002 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:27,255 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:27,506 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:27,754 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:28,007 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 14:29:28,252 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:28,496 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:28,730 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2019-09-18 14:29:28,971 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:29,218 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:29,463 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-18 14:29:29,839 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-18 14:29:29,974 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 14:29:30,319 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-18 14:29:30,725 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-18 14:29:30,849 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 14:29:35,439 WARN L191 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 494 DAG size of output: 490 [2019-09-18 14:29:39,757 WARN L191 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 494 DAG size of output: 490 [2019-09-18 14:29:40,135 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-18 14:29:40,272 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 14:29:40,579 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-18 14:29:40,684 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-18 14:29:41,072 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-18 14:29:41,319 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-18 14:29:41,425 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 14:29:41,687 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 14:29:41,690 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-18 14:29:41,693 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 14:29:41,717 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 14:29:41,718 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 14:29:41,720 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 753#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 14:29:41,735 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 14:29:41,735 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 14:29:41,736 INFO L168 Benchmark]: Toolchain (without parser) took 310593.69 ms. Allocated memory was 132.1 MB in the beginning and 153.6 MB in the end (delta: 21.5 MB). Free memory was 86.8 MB in the beginning and 103.9 MB in the end (delta: -17.1 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 14:29:41,737 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 14:29:41,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.93 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.6 MB in the beginning and 164.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-09-18 14:29:41,738 INFO L168 Benchmark]: Boogie Preprocessor took 146.98 ms. Allocated memory is still 199.8 MB. Free memory was 164.3 MB in the beginning and 160.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 14:29:41,738 INFO L168 Benchmark]: RCFGBuilder took 1423.68 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 160.5 MB in the beginning and 175.1 MB in the end (delta: -14.6 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2019-09-18 14:29:41,738 INFO L168 Benchmark]: Sifa took 308328.74 ms. Allocated memory was 222.3 MB in the beginning and 153.6 MB in the end (delta: -68.7 MB). Free memory was 173.7 MB in the beginning and 103.9 MB in the end (delta: 69.8 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-09-18 14:29:41,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.93 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.6 MB in the beginning and 164.3 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 146.98 ms. Allocated memory is still 199.8 MB. Free memory was 164.3 MB in the beginning and 160.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1423.68 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 160.5 MB in the beginning and 175.1 MB in the end (delta: -14.6 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. * Sifa took 308328.74 ms. Allocated memory was 222.3 MB in the beginning and 153.6 MB in the end (delta: -68.7 MB). Free memory was 173.7 MB in the beginning and 103.9 MB in the end (delta: 69.8 MB). Peak memory consumption was 1.2 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]: 308288, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 452, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 374, TOOLS_POST_TIME[ms]: 188986, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 135, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 58, TOOLS_QUANTIFIERELIM_APPLICATIONS: 498, TOOLS_QUANTIFIERELIM_TIME[ms]: 189025, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 31132, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 458, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 104, DOMAIN_JOIN_TIME[ms]: 117534, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 933, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 58, DOMAIN_ISBOTTOM_TIME[ms]: 411, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 85194, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 85193, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 195343, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 195342, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 1165, DAG_COMPRESSION_RETAINED_NODES: 424 - UnprovableResult [Line: 876]: 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 753#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...