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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:58:50,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:58:50,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:58:50,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:58:50,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:58:50,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:58:50,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:58:50,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:58:50,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:58:50,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:58:50,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:58:50,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:58:50,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:58:50,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:58:50,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:58:50,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:58:50,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:58:50,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:58:50,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:58:50,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:58:50,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:58:50,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:58:50,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:58:50,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:58:50,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:58:50,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:58:50,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:58:50,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:58:50,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:58:50,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:58:50,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:58:50,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:58:50,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:58:50,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:58:50,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:58:50,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:58:50,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:58:50,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:58:50,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:58:50,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:58:50,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:58:50,198 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 [2019-09-21 09:58:50,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:58:50,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:58:50,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:58:50,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:58:50,227 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:58:50,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:58:50,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:58:50,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:58:50,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:58:50,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:58:50,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:58:50,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:58:50,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:58:50,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:58:50,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:58:50,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:58:50,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:58:50,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:58:50,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:58:50,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:58:50,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:58:50,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:58:50,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:58:50,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:58:50,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:58:50,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:58:50,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:58:50,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:58:50,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> 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_QUICK [2019-09-21 09:58:50,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:58:50,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:58:50,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:58:50,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:58:50,298 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:58:50,298 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-21 09:58:50,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82292a23a/af99f956ce2e44968130534855f504e5/FLAG721900b54 [2019-09-21 09:58:50,881 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:58:50,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-21 09:58:50,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82292a23a/af99f956ce2e44968130534855f504e5/FLAG721900b54 [2019-09-21 09:58:51,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82292a23a/af99f956ce2e44968130534855f504e5 [2019-09-21 09:58:51,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:58:51,200 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:58:51,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:58:51,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:58:51,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:58:51,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a7f8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51, skipping insertion in model container [2019-09-21 09:58:51,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,213 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:58:51,263 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:58:51,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:58:51,679 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:58:51,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:58:51,852 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:58:51,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51 WrapperNode [2019-09-21 09:58:51,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:58:51,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:58:51,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:58:51,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:58:51,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (1/1) ... [2019-09-21 09:58:51,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:58:51,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:58:51,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:58:51,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:58:51,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:58:51" (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 [2019-09-21 09:58:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:58:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:58:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:58:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:58:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:58:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:58:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:58:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:58:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:58:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:58:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:58:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:58:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:58:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:58:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:58:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:58:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:58:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:58:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:58:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:58:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:58:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:58:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:58:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:58:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:58:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:58:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:58:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:58:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:58:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:58:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:58:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:58:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:58:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:58:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:58:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:58:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:58:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:58:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:58:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:58:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:58:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:58:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:58:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:58:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:58:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:58:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:58:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:58:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:58:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:58:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:58:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:58:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:58:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:58:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:58:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:58:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:58:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:58:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:58:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:58:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:58:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:58:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:58:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:58:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:58:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:58:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:58:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:58:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:58:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:58:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:58:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:58:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:58:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:58:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:58:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:58:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:58:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:58:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:58:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:58:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:58:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:58:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:58:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:58:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:58:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:58:53,659 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:58:53,659 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:58:53,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:58:53 BoogieIcfgContainer [2019-09-21 09:58:53,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:58:53,662 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:58:53,662 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:58:53,662 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:58:53,664 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:58:53" (1/1) ... [2019-09-21 09:58:53,664 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:58:53,698 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:58:53,699 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:58:53,710 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:58:53,719 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:58:53,720 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:59:01,769 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 09:59:03,559 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:59:03,727 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:59:03,857 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:59:03,988 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:59:04,244 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 09:59:04,281 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-09-21 09:59:04,358 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-09-21 09:59:04,382 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-09-21 09:59:04,608 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 09:59:04,779 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 09:59:05,404 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 09:59:05,783 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 09:59:06,506 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 579 [2019-09-21 09:59:06,900 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 09:59:07,205 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 09:59:07,641 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 579 [2019-09-21 09:59:08,195 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 598 [2019-09-21 09:59:08,605 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-09-21 09:59:09,253 WARN L191 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 597 [2019-09-21 09:59:09,957 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 620 [2019-09-21 09:59:10,302 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-09-21 09:59:10,757 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 620 [2019-09-21 09:59:11,088 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 622 [2019-09-21 09:59:11,435 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-09-21 09:59:12,035 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2019-09-21 09:59:12,354 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2019-09-21 09:59:12,647 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-09-21 09:59:12,997 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2019-09-21 09:59:13,510 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 09:59:14,050 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 09:59:14,890 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 632 [2019-09-21 09:59:15,676 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 664 DAG size of output: 650 [2019-09-21 09:59:16,334 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2019-09-21 09:59:17,661 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 651 DAG size of output: 649 [2019-09-21 09:59:18,977 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 630 DAG size of output: 624 [2019-09-21 09:59:19,572 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2019-09-21 09:59:20,102 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 09:59:20,566 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 626 [2019-09-21 09:59:20,987 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-09-21 09:59:21,672 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 627 [2019-09-21 09:59:22,161 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 626 [2019-09-21 09:59:22,606 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-09-21 09:59:23,123 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 627 [2019-09-21 09:59:23,999 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 652 [2019-09-21 09:59:24,795 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 652 [2019-09-21 09:59:26,144 WARN L191 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 653 [2019-09-21 09:59:27,918 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 698 DAG size of output: 681 [2019-09-21 09:59:29,071 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 681 DAG size of output: 681