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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:13:05,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:13:05,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:13:05,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:13:05,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:13:05,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:13:05,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:13:05,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:13:05,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:13:05,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:13:05,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:13:05,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:13:05,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:13:05,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:13:05,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:13:05,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:13:05,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:13:05,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:13:05,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:13:05,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:13:05,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:13:05,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:13:05,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:13:05,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:13:05,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:13:05,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:13:05,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:13:05,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:13:05,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:13:05,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:13:05,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:13:05,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:13:05,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:13:05,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:13:05,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:13:05,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:13:05,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:13:05,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:13:05,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:13:05,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:13:05,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:13:05,383 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 [2019-09-20 15:13:05,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:13:05,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:13:05,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:13:05,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:13:05,399 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:13:05,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:13:05,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:13:05,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:13:05,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:13:05,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:13:05,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:13:05,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:13:05,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:13:05,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:13:05,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:13:05,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:13:05,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:13:05,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:13:05,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:13:05,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:13:05,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:13:05,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:13:05,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:13:05,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:13:05,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:13:05,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:13:05,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:13:05,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:13:05,406 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 -> 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 -> NONE [2019-09-20 15:13:05,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:13:05,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:13:05,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:13:05,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:13:05,465 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:13:05,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-09-20 15:13:05,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7d8d707b/a5a9dbd2efb049c59a5830b539f02ea5/FLAG88a169303 [2019-09-20 15:13:06,085 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:13:06,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-09-20 15:13:06,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7d8d707b/a5a9dbd2efb049c59a5830b539f02ea5/FLAG88a169303 [2019-09-20 15:13:06,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7d8d707b/a5a9dbd2efb049c59a5830b539f02ea5 [2019-09-20 15:13:06,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:13:06,393 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:13:06,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:13:06,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:13:06,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:13:06,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:13:06" (1/1) ... [2019-09-20 15:13:06,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@124af0ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:06, skipping insertion in model container [2019-09-20 15:13:06,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:13:06" (1/1) ... [2019-09-20 15:13:06,408 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:13:06,471 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:13:06,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:13:06,957 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:13:07,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:13:07,089 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:13:07,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07 WrapperNode [2019-09-20 15:13:07,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:13:07,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:13:07,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:13:07,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:13:07,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (1/1) ... [2019-09-20 15:13:07,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:13:07,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:13:07,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:13:07,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:13:07,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:13:07" (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 [2019-09-20 15:13:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:13:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:13:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:13:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:13:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:13:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:13:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:13:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:13:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:13:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:13:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:13:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:13:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:13:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:13:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:13:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:13:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:13:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:13:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:13:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:13:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:13:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:13:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:13:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:13:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:13:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:13:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:13:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:13:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:13:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:13:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:13:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:13:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:13:07,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:13:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:13:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:13:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:13:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:13:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:13:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:13:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:13:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:13:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:13:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:13:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:13:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:13:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:13:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:13:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:13:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:13:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:13:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:13:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:13:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:13:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:13:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:13:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:13:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:13:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:13:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:13:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:13:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:13:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:13:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:13:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:13:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:13:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:13:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:13:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:13:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:13:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:13:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:13:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:13:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:13:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:13:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:13:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:13:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:13:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:13:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:13:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:13:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:13:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:13:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:13:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:13:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:13:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:13:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:13:08,922 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:13:08,922 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:13:08,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:13:08 BoogieIcfgContainer [2019-09-20 15:13:08,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:13:08,924 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:13:08,924 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:13:08,925 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:13:08,926 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:13:08" (1/1) ... [2019-09-20 15:13:08,926 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:13:08,948 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:13:08,948 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:13:08,957 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:13:08,965 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:13:08,967 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:13:18,826 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:13:18,852 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:13:18,904 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:13:18,920 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:13:19,746 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 38 for LOIs [2019-09-20 15:13:19,776 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 40 for LOIs [2019-09-20 15:13:19,790 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2019-09-20 15:13:19,796 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 41 for LOIs [2019-09-20 15:13:19,797 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:13:19,797 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:13:19,799 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 562#(and (or (and (or (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (<= ~switchedOnBeforeTS~0 2147483647)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~switchedOnBeforeTS~0 0)) (<= ~switchedOnBeforeTS~0 2147483647))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~pumpRunning~0 0)) (<= ~switchedOnBeforeTS~0 2147483647)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= ~pumpRunning~0 0) (<= ~switchedOnBeforeTS~0 2147483647))) (= 0 ~systemActive~0))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:13:19,815 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:13:19,816 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:13:19,819 INFO L168 Benchmark]: Toolchain (without parser) took 13425.42 ms. Allocated memory was 133.2 MB in the beginning and 321.4 MB in the end (delta: 188.2 MB). Free memory was 87.8 MB in the beginning and 146.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 129.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:13:19,820 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:13:19,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.42 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 164.1 MB in the end (delta: -76.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:13:19,824 INFO L168 Benchmark]: Boogie Preprocessor took 86.99 ms. Allocated memory is still 199.8 MB. Free memory was 164.1 MB in the beginning and 160.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:13:19,830 INFO L168 Benchmark]: RCFGBuilder took 1745.73 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.4 MB in the beginning and 141.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:13:19,831 INFO L168 Benchmark]: Sifa took 10892.01 ms. Allocated memory was 224.4 MB in the beginning and 321.4 MB in the end (delta: 97.0 MB). Free memory was 141.9 MB in the beginning and 146.9 MB in the end (delta: -5.0 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:13:19,839 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 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.42 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 164.1 MB in the end (delta: -76.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.99 ms. Allocated memory is still 199.8 MB. Free memory was 164.1 MB in the beginning and 160.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1745.73 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 160.4 MB in the beginning and 141.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * Sifa took 10892.01 ms. Allocated memory was 224.4 MB in the beginning and 321.4 MB in the end (delta: 97.0 MB). Free memory was 141.9 MB in the beginning and 146.9 MB in the end (delta: -5.0 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 10852, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 283, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 180, TOOLS_POST_TIME[ms]: 9947, TOOLS_POST_CALL_APPLICATIONS: 84, TOOLS_POST_CALL_TIME[ms]: 300, TOOLS_POST_RETURN_APPLICATIONS: 75, TOOLS_POST_RETURN_TIME[ms]: 174, TOOLS_QUANTIFIERELIM_APPLICATIONS: 339, TOOLS_QUANTIFIERELIM_TIME[ms]: 10286, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9795, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 294, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 92, DOMAIN_JOIN_TIME[ms]: 50, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 10, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 161, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 726, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 726, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 75, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 9909, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9908, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 410, DAG_COMPRESSION_RETAINED_NODES: 222 - UnprovableResult [Line: 299]: 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 562#(and (or (and (or (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (<= ~switchedOnBeforeTS~0 2147483647)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~switchedOnBeforeTS~0 0)) (<= ~switchedOnBeforeTS~0 2147483647))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~pumpRunning~0 0)) (<= ~switchedOnBeforeTS~0 2147483647)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= ~pumpRunning~0 0) (<= ~switchedOnBeforeTS~0 2147483647))) (= 0 ~systemActive~0))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...