java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:55:37,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:55:37,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:55:37,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:55:37,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:55:37,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:55:37,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:55:37,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:55:37,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:55:37,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:55:37,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:55:37,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:55:37,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:55:37,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:55:37,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:55:37,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:55:37,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:55:37,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:55:37,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:55:37,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:55:37,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:55:37,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:55:37,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:55:37,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:55:37,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:55:37,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:55:37,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:55:37,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:55:37,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:55:37,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:55:37,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:55:37,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:55:37,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:55:37,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:55:37,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:55:37,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:55:37,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:55:37,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:55:37,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:55:37,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:55:37,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:55:37,180 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 [2019-09-19 22:55:37,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:55:37,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:55:37,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:55:37,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:55:37,199 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:55:37,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:55:37,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:55:37,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:55:37,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:55:37,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:55:37,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:55:37,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:55:37,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:55:37,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:55:37,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:55:37,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:55:37,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:55:37,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:55:37,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:55:37,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:55:37,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:55:37,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:55:37,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:55:37,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:55:37,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:55:37,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:55:37,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:55:37,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:55:37,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:55:37,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:55:37,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:55:37,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:55:37,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:55:37,282 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:55:37,282 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2019-09-19 22:55:37,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47cbe2b4/c41830bdafd1499188e744820f6cc685/FLAG7bfceb33d [2019-09-19 22:55:37,850 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:55:37,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2019-09-19 22:55:37,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47cbe2b4/c41830bdafd1499188e744820f6cc685/FLAG7bfceb33d [2019-09-19 22:55:38,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47cbe2b4/c41830bdafd1499188e744820f6cc685 [2019-09-19 22:55:38,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:55:38,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:55:38,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:55:38,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:55:38,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:55:38,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56745d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38, skipping insertion in model container [2019-09-19 22:55:38,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,203 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:55:38,267 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:55:38,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:55:38,717 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:55:38,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:55:38,862 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:55:38,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38 WrapperNode [2019-09-19 22:55:38,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:55:38,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:55:38,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:55:38,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:55:38,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (1/1) ... [2019-09-19 22:55:38,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:55:38,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:55:38,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:55:38,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:55:38,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:55:38" (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 [2019-09-19 22:55:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:55:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:55:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:55:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:55:39,014 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:55:39,014 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:55:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:55:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:55:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:55:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:55:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:55:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:55:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:55:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:55:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:55:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:55:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:55:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:55:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:55:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:55:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:55:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:55:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:55:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:55:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:55:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:55:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:55:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:55:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:55:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 22:55:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:55:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:55:39,023 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:55:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:55:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:55:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:55:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 22:55:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 22:55:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:55:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:55:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:55:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:55:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:55:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:55:39,026 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:55:39,027 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:55:39,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:55:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:55:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:55:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:55:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:55:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:55:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:55:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:55:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:55:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:55:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:55:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:55:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:55:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:55:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:55:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:55:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:55:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:55:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:55:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:55:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:55:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:55:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 22:55:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 22:55:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:55:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:55:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:55:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 22:55:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:55:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:55:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:55:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:55:40,462 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:55:40,462 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:55:40,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:55:40 BoogieIcfgContainer [2019-09-19 22:55:40,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:55:40,464 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:55:40,464 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:55:40,465 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:55:40,466 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:55:40" (1/1) ... [2019-09-19 22:55:40,466 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:55:40,489 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:55:40,489 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:55:40,498 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:55:40,506 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:55:40,508 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:56:04,252 WARN L191 SmtUtils]: Spent 14.37 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 22:56:06,076 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:56:09,936 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 22:56:11,859 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:56:13,756 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:56:13,771 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 22:56:13,835 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 22:56:13,854 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 22:56:25,664 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:56:31,400 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:56:42,827 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:56:48,302 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:56:59,252 WARN L191 SmtUtils]: Spent 10.95 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:04,673 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:57:15,584 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:21,081 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:57:32,097 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:37,558 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:57:48,528 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:54,018 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:58:04,971 WARN L191 SmtUtils]: Spent 10.95 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:58:10,418 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:58:28,505 WARN L191 SmtUtils]: Spent 18.02 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 22:58:37,534 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:58:49,378 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 22:58:55,011 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 22:58:57,102 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 22:58:59,163 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 22:59:10,810 WARN L191 SmtUtils]: Spent 11.64 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 22:59:12,816 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 22:59:24,472 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 22:59:26,561 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 22:59:37,474 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 22:59:37,983 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 22:59:38,132 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 22:59:38,700 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 22:59:39,101 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 22:59:39,289 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 22:59:39,458 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-19 22:59:58,255 WARN L191 SmtUtils]: Spent 18.25 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 23:00:07,422 WARN L191 SmtUtils]: Spent 9.17 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:00:18,817 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 23:00:24,354 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:00:26,628 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:00:28,715 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:00:40,307 WARN L191 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:00:42,344 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:00:53,945 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:00:55,942 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:01:06,819 WARN L191 SmtUtils]: Spent 10.86 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:01:07,146 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:01:07,350 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:01:07,887 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:01:08,296 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:01:08,483 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:01:08,651 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-19 23:01:08,866 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:01:09,019 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:01:27,565 WARN L191 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 23:01:36,654 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:01:47,923 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 23:01:53,448 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:01:55,564 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:01:57,604 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:02:09,222 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:02:11,261 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:02:22,972 WARN L191 SmtUtils]: Spent 11.71 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:02:25,018 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:02:35,990 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:02:36,328 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:37,037 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:02:37,221 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-19 23:02:37,457 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:02:37,644 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:02:37,811 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-19 23:02:38,036 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:38,186 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:38,737 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-19 23:02:38,913 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-19 23:02:39,127 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:02:39,367 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:39,516 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:39,867 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:40,018 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:40,412 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 23:02:40,581 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-19 23:02:40,831 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-19 23:02:41,030 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-19 23:02:41,204 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-09-19 23:02:41,469 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:41,669 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:02:59,988 WARN L191 SmtUtils]: Spent 18.19 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 23:03:09,049 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:03:20,365 WARN L191 SmtUtils]: Spent 11.24 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 23:03:25,914 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:03:27,961 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:03:30,049 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:03:35,970 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:03:38,052 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:03:43,989 WARN L191 SmtUtils]: Spent 5.94 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:03:46,061 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:03:56,913 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:03:57,215 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:03:57,365 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:04:15,629 WARN L191 SmtUtils]: Spent 18.12 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 23:04:24,717 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:04:35,952 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 23:04:41,520 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:04:43,604 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:04:45,654 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:04:57,277 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:04:59,370 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:05:10,986 WARN L191 SmtUtils]: Spent 11.61 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:05:13,073 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:05:23,933 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:05:24,241 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:05:24,390 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:05:24,913 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:05:25,302 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:05:25,488 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:05:25,657 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-19 23:05:25,885 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:05:26,035 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:05:44,296 WARN L191 SmtUtils]: Spent 18.17 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 23:05:53,392 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:06:04,642 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 23:06:10,230 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:06:12,302 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:06:14,382 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 23:06:25,964 WARN L191 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:06:28,072 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:06:40,148 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:06:42,335 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:06:53,673 WARN L191 SmtUtils]: Spent 11.32 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:06:53,989 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:06:54,142 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:06:54,691 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:06:54,859 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-19 23:06:55,090 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:06:55,282 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:06:55,458 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-19 23:06:55,675 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:06:55,833 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:07:01,857 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 23:07:07,596 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 23:07:07,862 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:07:08,014 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:07:08,106 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:07:08,552 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:07:08,753 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:07:08,756 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:07:08,805 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:07:08,805 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:07:08,807 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1499#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-19 23:07:08,826 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:07:08,827 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:07:08,832 INFO L168 Benchmark]: Toolchain (without parser) took 690643.27 ms. Allocated memory was 131.1 MB in the beginning and 146.3 MB in the end (delta: 15.2 MB). Free memory was 85.5 MB in the beginning and 52.9 MB in the end (delta: 32.6 MB). Peak memory consumption was 47.8 MB. Max. memory is 7.1 GB. [2019-09-19 23:07:08,833 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:07:08,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.54 ms. Allocated memory was 131.1 MB in the beginning and 197.7 MB in the end (delta: 66.6 MB). Free memory was 85.3 MB in the beginning and 162.1 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:07:08,840 INFO L168 Benchmark]: Boogie Preprocessor took 87.34 ms. Allocated memory is still 197.7 MB. Free memory was 162.1 MB in the beginning and 158.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:07:08,840 INFO L168 Benchmark]: RCFGBuilder took 1512.93 ms. Allocated memory was 197.7 MB in the beginning and 218.1 MB in the end (delta: 20.4 MB). Free memory was 158.2 MB in the beginning and 146.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. [2019-09-19 23:07:08,841 INFO L168 Benchmark]: Sifa took 688362.78 ms. Allocated memory was 218.1 MB in the beginning and 146.3 MB in the end (delta: -71.8 MB). Free memory was 146.4 MB in the beginning and 52.9 MB in the end (delta: 93.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-19 23:07:08,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 675.54 ms. Allocated memory was 131.1 MB in the beginning and 197.7 MB in the end (delta: 66.6 MB). Free memory was 85.3 MB in the beginning and 162.1 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.34 ms. Allocated memory is still 197.7 MB. Free memory was 162.1 MB in the beginning and 158.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1512.93 ms. Allocated memory was 197.7 MB in the beginning and 218.1 MB in the end (delta: 20.4 MB). Free memory was 158.2 MB in the beginning and 146.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. * Sifa took 688362.78 ms. Allocated memory was 218.1 MB in the beginning and 146.3 MB in the end (delta: -71.8 MB). Free memory was 146.4 MB in the beginning and 52.9 MB in the end (delta: 93.5 MB). Peak memory consumption was 21.7 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]: 688319, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 781, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 507, TOOLS_POST_TIME[ms]: 29625, TOOLS_POST_CALL_APPLICATIONS: 215, TOOLS_POST_CALL_TIME[ms]: 467, TOOLS_POST_RETURN_APPLICATIONS: 206, TOOLS_POST_RETURN_TIME[ms]: 237, TOOLS_QUANTIFIERELIM_APPLICATIONS: 928, TOOLS_QUANTIFIERELIM_TIME[ms]: 30093, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29373, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 819, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 227, DOMAIN_JOIN_TIME[ms]: 589378, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 18, DOMAIN_WIDEN_TIME[ms]: 67486, DOMAIN_ISSUBSETEQ_APPLICATIONS: 38, DOMAIN_ISSUBSETEQ_TIME[ms]: 130, DOMAIN_ISBOTTOM_APPLICATIONS: 128, DOMAIN_ISBOTTOM_TIME[ms]: 796, LOOP_SUMMARIZER_APPLICATIONS: 20, LOOP_SUMMARIZER_CACHE_MISSES: 20, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 361613, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 361612, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 38, CALL_SUMMARIZER_APPLICATIONS: 206, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34005, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34003, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 690, DAG_COMPRESSION_RETAINED_NODES: 359 - UnprovableResult [Line: 600]: 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 1499#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...