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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:19:44,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:19:44,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:19:44,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:19:44,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:19:44,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:19:44,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:19:44,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:19:44,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:19:44,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:19:44,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:19:44,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:19:44,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:19:44,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:19:44,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:19:44,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:19:44,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:19:44,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:19:44,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:19:44,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:19:44,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:19:44,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:19:44,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:19:44,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:19:44,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:19:44,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:19:44,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:19:44,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:19:44,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:19:44,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:19:44,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:19:44,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:19:44,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:19:44,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:19:44,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:19:44,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:19:44,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:19:44,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:19:44,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:19:44,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:19:44,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:19:44,393 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 17:19:44,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:19:44,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:19:44,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:19:44,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:19:44,426 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:19:44,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:19:44,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:19:44,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:19:44,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:19:44,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:19:44,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:19:44,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:19:44,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:19:44,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:19:44,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:19:44,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:19:44,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:19:44,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:19:44,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:19:44,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:19:44,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:19:44,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:19:44,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:19:44,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:19:44,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:19:44,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:19:44,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:19:44,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:19:44,433 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:19:44,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:19:44,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:19:44,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:19:44,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:19:44,509 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:19:44,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-19 17:19:44,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e80756285/b4def27daf144579ab88c328f3156f1d/FLAGf7c7f39f5 [2019-09-19 17:19:45,095 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:19:45,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-19 17:19:45,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e80756285/b4def27daf144579ab88c328f3156f1d/FLAGf7c7f39f5 [2019-09-19 17:19:45,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e80756285/b4def27daf144579ab88c328f3156f1d [2019-09-19 17:19:45,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:19:45,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:19:45,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:19:45,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:19:45,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:19:45,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:19:45" (1/1) ... [2019-09-19 17:19:45,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af82b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:45, skipping insertion in model container [2019-09-19 17:19:45,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:19:45" (1/1) ... [2019-09-19 17:19:45,431 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:19:45,481 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:19:45,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:19:45,909 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:19:46,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:19:46,058 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:19:46,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46 WrapperNode [2019-09-19 17:19:46,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:19:46,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:19:46,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:19:46,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:19:46,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (1/1) ... [2019-09-19 17:19:46,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:19:46,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:19:46,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:19:46,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:19:46,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:19:46" (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 17:19:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:19:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:19:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:19:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:19:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:19:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:19:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:19:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:19:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:19:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:19:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:19:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:19:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:19:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 17:19:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 17:19:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:19:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:19:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:19:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:19:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:19:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:19:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:19:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:19:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:19:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:19:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:19:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:19:46,208 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 17:19:46,209 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:19:46,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:19:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:19:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:19:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:19:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:19:46,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:19:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:19:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:19:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:19:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:19:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:19:46,211 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 17:19:46,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 17:19:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:19:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:19:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:19:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:19:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:19:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:19:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:19:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:19:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:19:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:19:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:19:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:19:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:19:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:19:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:19:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:19:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:19:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:19:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:19:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:19:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 17:19:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:19:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:19:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:19:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:19:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:19:47,591 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:19:47,592 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:19:47,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:19:47 BoogieIcfgContainer [2019-09-19 17:19:47,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:19:47,594 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:19:47,594 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:19:47,594 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:19:47,595 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:19:47" (1/1) ... [2019-09-19 17:19:47,596 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:19:47,631 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:19:47,634 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:19:47,647 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:19:47,660 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:19:47,661 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:20:10,104 WARN L191 SmtUtils]: Spent 13.48 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 17:20:11,776 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:20:15,656 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 17:20:17,489 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 17:20:19,222 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 17:20:19,244 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-09-19 17:20:19,306 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 13 for LOIs [2019-09-19 17:20:19,319 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 15 for LOIs [2019-09-19 17:20:20,015 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:20:20,062 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:20:20,075 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 17:20:20,083 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:20:20,086 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:20:20,086 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:20:20,088 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 592#true [2019-09-19 17:20:20,099 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:20:20,100 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:20:20,102 INFO L168 Benchmark]: Toolchain (without parser) took 34685.16 ms. Allocated memory was 142.6 MB in the beginning and 411.6 MB in the end (delta: 269.0 MB). Free memory was 89.4 MB in the beginning and 340.4 MB in the end (delta: -251.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-09-19 17:20:20,102 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 108.7 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:20:20,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.54 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 89.2 MB in the beginning and 168.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-19 17:20:20,104 INFO L168 Benchmark]: Boogie Preprocessor took 76.10 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 164.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-19 17:20:20,105 INFO L168 Benchmark]: RCFGBuilder took 1457.88 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 164.6 MB in the beginning and 155.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:20:20,106 INFO L168 Benchmark]: Sifa took 32506.03 ms. Allocated memory was 231.7 MB in the beginning and 411.6 MB in the end (delta: 179.8 MB). Free memory was 155.0 MB in the beginning and 340.4 MB in the end (delta: -185.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:20:20,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 108.7 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 641.54 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 89.2 MB in the beginning and 168.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.10 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 164.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1457.88 ms. Allocated memory was 201.9 MB in the beginning and 231.7 MB in the end (delta: 29.9 MB). Free memory was 164.6 MB in the beginning and 155.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * Sifa took 32506.03 ms. Allocated memory was 231.7 MB in the beginning and 411.6 MB in the end (delta: 179.8 MB). Free memory was 155.0 MB in the beginning and 340.4 MB in the end (delta: -185.5 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]: 32457, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 127, TOOLS_POST_TIME[ms]: 27930, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 61, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 22, TOOLS_QUANTIFIERELIM_APPLICATIONS: 230, TOOLS_QUANTIFIERELIM_TIME[ms]: 27961, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27899, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 199, FLUID_YES_ANSWERS: 199, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 4010, DOMAIN_ALPHA_APPLICATIONS: 199, DOMAIN_ALPHA_TIME[ms]: 256, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 36, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 392, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 391, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31757, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31754, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 357, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 860]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 592#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...