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_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:56:26,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:56:26,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:56:26,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:56:26,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:56:26,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:56:26,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:56:26,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:56:26,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:56:26,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:56:26,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:56:26,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:56:26,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:56:26,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:56:26,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:56:26,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:56:26,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:56:26,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:56:26,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:56:26,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:56:26,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:56:26,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:56:26,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:56:26,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:56:26,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:56:26,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:56:26,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:56:26,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:56:26,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:56:26,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:56:26,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:56:26,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:56:26,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:56:26,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:56:26,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:56:26,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:56:26,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:56:26,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:56:26,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:56:26,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:56:26,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:56:26,362 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 09:56:26,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:56:26,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:56:26,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:56:26,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:56:26,386 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:56:26,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:56:26,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:56:26,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:56:26,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:56:26,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:56:26,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:56:26,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:56:26,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:56:26,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:56:26,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:56:26,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:56:26,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:56:26,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:56:26,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:56:26,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:56:26,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:56:26,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:56:26,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:56:26,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:56:26,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:56:26,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:56:26,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:56:26,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:56:26,392 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 09:56:26,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:56:26,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:56:26,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:56:26,460 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:56:26,461 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:56:26,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-21 09:56:26,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f61dacf/d87e03e8e0544d0ba7e798fd6be59cb4/FLAG417b1ad12 [2019-09-21 09:56:27,038 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:56:27,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-21 09:56:27,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f61dacf/d87e03e8e0544d0ba7e798fd6be59cb4/FLAG417b1ad12 [2019-09-21 09:56:27,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f61dacf/d87e03e8e0544d0ba7e798fd6be59cb4 [2019-09-21 09:56:27,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:56:27,312 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:56:27,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:56:27,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:56:27,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:56:27,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:56:27" (1/1) ... [2019-09-21 09:56:27,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa7f548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:27, skipping insertion in model container [2019-09-21 09:56:27,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:56:27" (1/1) ... [2019-09-21 09:56:27,329 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:56:27,400 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:56:27,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:56:27,870 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:56:27,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:56:28,003 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:56:28,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28 WrapperNode [2019-09-21 09:56:28,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:56:28,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:56:28,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:56:28,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:56:28,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (1/1) ... [2019-09-21 09:56:28,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:56:28,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:56:28,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:56:28,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:56:28,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:56:28" (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 09:56:28,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:56:28,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:56:28,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:56:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:56:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:56:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:56:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:56:28,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:56:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:56:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:56:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:56:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:56:28,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:56:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:56:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:56:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:56:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:56:28,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:56:28,165 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:56:28,166 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:56:28,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:56:28,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:56:28,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:56:28,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:56:28,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:56:28,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:56:28,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:56:28,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:56:28,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:56:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:56:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:56:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:56:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:56:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:56:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:56:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:56:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:56:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:56:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:56:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:56:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:56:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:56:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:56:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:56:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:56:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:56:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:56:28,172 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:56:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:56:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:56:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:56:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:56:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:56:28,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:56:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:56:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:56:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:56:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:56:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:56:28,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:56:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:56:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:56:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:56:28,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:56:29,825 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:56:29,826 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:56:29,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:56:29 BoogieIcfgContainer [2019-09-21 09:56:29,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:56:29,828 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:56:29,828 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:56:29,829 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:56:29,830 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:56:29" (1/1) ... [2019-09-21 09:56:29,831 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 09:56:29,859 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:56:29,860 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:56:29,872 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:56:29,885 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:56:29,887 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:56:39,743 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:56:41,399 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:56:41,541 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:56:41,697 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:56:41,819 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:56:42,105 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 09:56:42,137 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 09:56:42,212 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 09:56:42,220 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 09:56:42,469 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 09:56:42,703 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 09:56:43,475 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-09-21 09:56:44,036 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 09:56:44,617 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 590 [2019-09-21 09:56:44,946 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-09-21 09:56:45,281 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-21 09:56:45,751 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 590 [2019-09-21 09:56:46,201 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 596 [2019-09-21 09:56:46,613 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:47,393 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 594 [2019-09-21 09:56:47,777 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 596 [2019-09-21 09:56:48,182 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:48,710 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 594 [2019-09-21 09:56:49,202 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 596 [2019-09-21 09:56:49,695 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:50,738 WARN L191 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 596 [2019-09-21 09:56:51,205 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 596 [2019-09-21 09:56:51,670 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-21 09:56:52,375 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 596 [2019-09-21 09:56:53,489 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 601 [2019-09-21 09:56:54,128 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-09-21 09:56:54,779 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 602 [2019-09-21 09:56:55,256 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 601 [2019-09-21 09:56:55,693 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-09-21 09:56:56,185 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 602 [2019-09-21 09:56:56,773 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 616 [2019-09-21 09:56:57,314 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-21 09:56:58,024 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 615 [2019-09-21 09:56:58,914 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 616 [2019-09-21 09:56:59,372 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-09-21 09:56:59,860 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-09-21 09:57:00,684 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2019-09-21 09:57:01,492 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2019-09-21 09:57:02,801 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 633 DAG size of output: 632 [2019-09-21 09:57:04,055 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 621 [2019-09-21 09:57:04,763 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2019-09-21 09:57:05,914 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2019-09-21 09:57:06,628 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 621