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_spec5_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:52:15,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:52:15,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:52:15,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:52:15,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:52:15,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:52:15,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:52:15,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:52:15,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:52:15,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:52:15,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:52:15,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:52:15,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:52:15,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:52:15,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:52:15,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:52:15,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:52:15,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:52:15,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:52:15,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:52:15,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:52:15,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:52:15,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:52:15,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:52:15,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:52:15,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:52:15,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:52:15,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:52:15,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:52:15,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:52:15,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:52:15,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:52:15,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:52:15,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:52:15,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:52:15,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:52:15,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:52:15,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:52:15,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:52:15,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:52:15,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:52:15,384 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 23:52:15,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:52:15,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:52:15,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:52:15,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:52:15,400 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:52:15,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:52:15,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:52:15,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:52:15,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:52:15,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:52:15,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:52:15,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:52:15,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:52:15,402 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:52:15,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:52:15,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:52:15,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:52:15,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:52:15,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:52:15,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:52:15,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:52:15,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:52:15,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:52:15,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:52:15,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:52:15,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:52:15,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:52:15,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:52:15,405 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 23:52:15,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:52:15,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:52:15,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:52:15,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:52:15,455 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:52:15,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2019-09-19 23:52:15,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53cbe7d75/f38480b2833443a9962b638bfbcdbb7f/FLAG1202552b5 [2019-09-19 23:52:16,091 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:52:16,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2019-09-19 23:52:16,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53cbe7d75/f38480b2833443a9962b638bfbcdbb7f/FLAG1202552b5 [2019-09-19 23:52:16,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53cbe7d75/f38480b2833443a9962b638bfbcdbb7f [2019-09-19 23:52:16,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:52:16,373 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:52:16,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:52:16,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:52:16,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:52:16,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:52:16" (1/1) ... [2019-09-19 23:52:16,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f920346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:16, skipping insertion in model container [2019-09-19 23:52:16,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:52:16" (1/1) ... [2019-09-19 23:52:16,389 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:52:16,447 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:52:16,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:52:16,871 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:52:16,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:52:16,999 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:52:17,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17 WrapperNode [2019-09-19 23:52:17,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:52:17,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:52:17,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:52:17,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:52:17,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (1/1) ... [2019-09-19 23:52:17,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:52:17,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:52:17,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:52:17,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:52:17,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:52:17" (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 23:52:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:52:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:52:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:52:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:52:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:52:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:52:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:52:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:52:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:52:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:52:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:52:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:52:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:52:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:52:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:52:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:52:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:52:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:52:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:52:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:52:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:52:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:52:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:52:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:52:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:52:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:52:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:52:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:52:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 23:52:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 23:52:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 23:52:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:52:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:52:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:52:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:52:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:52:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:52:17,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:52:17,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:52:17,203 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:52:17,203 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:52:17,203 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:52:17,204 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:52:17,204 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:52:17,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:52:17,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:52:17,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:52:17,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:52:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:52:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:52:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:52:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 23:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:52:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:52:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:52:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:52:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:52:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:52:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:52:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:52:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:52:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:52:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:52:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:52:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 23:52:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 23:52:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:52:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:52:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:52:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:52:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:52:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:52:18,676 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:52:18,677 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:52:18,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:52:18 BoogieIcfgContainer [2019-09-19 23:52:18,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:52:18,679 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:52:18,679 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:52:18,679 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:52:18,681 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:52:18" (1/1) ... [2019-09-19 23:52:18,681 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 23:52:18,716 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:52:18,716 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:52:18,728 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:52:18,740 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:52:18,741 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:52:42,531 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:52:44,182 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:52:47,936 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:52:49,660 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:52:51,313 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:52:51,328 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:52:51,398 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:52:51,413 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:53:02,797 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:53:08,337 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:53:19,328 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:53:24,831 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:53:43,166 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:53:52,181 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:54:24,702 WARN L191 SmtUtils]: Spent 32.41 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-19 23:54:40,785 WARN L191 SmtUtils]: Spent 16.08 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-19 23:54:57,125 WARN L191 SmtUtils]: Spent 16.34 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 23:55:00,154 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 476 DAG size of output: 34 [2019-09-19 23:55:00,450 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-09-19 23:55:00,556 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 23:55:00,679 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 23:55:01,456 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-09-19 23:55:01,561 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 23:55:01,807 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-09-19 23:55:01,913 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 23:55:02,034 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 23:55:02,164 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 23:55:20,589 WARN L191 SmtUtils]: Spent 18.28 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:55:29,696 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:56:02,164 WARN L191 SmtUtils]: Spent 32.37 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-19 23:56:18,249 WARN L191 SmtUtils]: Spent 16.08 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-19 23:56:34,543 WARN L191 SmtUtils]: Spent 16.29 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 23:56:37,181 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 476 DAG size of output: 34 [2019-09-19 23:56:37,467 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-09-19 23:56:37,572 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 23:56:37,694 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 23:56:38,247 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-09-19 23:56:38,354 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 23:56:38,470 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-19 23:56:38,479 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 15 for LOIs [2019-09-19 23:56:39,068 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-19 23:56:39,110 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 23:56:39,259 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 14 for LOIs [2019-09-19 23:56:39,263 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 23 for LOIs [2019-09-19 23:56:39,272 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:56:39,273 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:56:39,275 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 449#false [2019-09-19 23:56:39,281 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 23:56:39,282 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:56:39,283 INFO L168 Benchmark]: Toolchain (without parser) took 262910.93 ms. Allocated memory was 134.2 MB in the beginning and 147.8 MB in the end (delta: 13.6 MB). Free memory was 87.7 MB in the beginning and 74.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:56:39,284 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:56:39,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.90 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 165.3 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:56:39,286 INFO L168 Benchmark]: Boogie Preprocessor took 104.99 ms. Allocated memory is still 200.8 MB. Free memory was 165.3 MB in the beginning and 161.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:56:39,287 INFO L168 Benchmark]: RCFGBuilder took 1568.78 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 161.0 MB in the beginning and 152.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:56:39,288 INFO L168 Benchmark]: Sifa took 260603.32 ms. Allocated memory was 228.1 MB in the beginning and 147.8 MB in the end (delta: -80.2 MB). Free memory was 152.0 MB in the beginning and 74.2 MB in the end (delta: 77.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:56:39,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 628.90 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 165.3 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.99 ms. Allocated memory is still 200.8 MB. Free memory was 165.3 MB in the beginning and 161.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1568.78 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 161.0 MB in the beginning and 152.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * Sifa took 260603.32 ms. Allocated memory was 228.1 MB in the beginning and 147.8 MB in the end (delta: -80.2 MB). Free memory was 152.0 MB in the beginning and 74.2 MB in the end (delta: 77.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 260560, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 221, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 147, TOOLS_POST_TIME[ms]: 29206, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 146, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 78, TOOLS_QUANTIFIERELIM_APPLICATIONS: 266, TOOLS_QUANTIFIERELIM_TIME[ms]: 29339, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29117, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 229, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 72, DOMAIN_JOIN_TIME[ms]: 225660, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 4964, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 336, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 137872, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 137871, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33125, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33124, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 378, DAG_COMPRESSION_RETAINED_NODES: 208 - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...