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_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:19:52,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:19:52,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:19:52,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:19:52,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:19:52,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:19:52,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:19:52,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:19:52,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:19:52,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:19:52,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:19:52,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:19:52,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:19:52,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:19:52,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:19:52,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:19:52,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:19:52,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:19:52,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:19:52,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:19:52,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:19:52,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:19:52,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:19:52,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:19:52,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:19:52,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:19:52,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:19:52,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:19:52,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:19:52,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:19:52,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:19:52,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:19:52,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:19:52,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:19:52,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:19:52,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:19:52,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:19:52,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:19:52,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:19:52,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:19:52,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:19:52,297 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 00:19:52,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:19:52,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:19:52,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:19:52,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:19:52,322 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:19:52,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:19:52,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:19:52,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:19:52,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:19:52,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:19:52,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:19:52,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:19:52,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:19:52,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:19:52,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:19:52,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:19:52,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:19:52,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:19:52,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:19:52,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:19:52,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:19:52,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:19:52,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:19:52,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:19:52,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:19:52,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:19:52,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:19:52,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:19:52,327 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 [2019-09-20 00:19:52,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:19:52,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:19:52,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:19:52,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:19:52,397 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:19:52,398 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-20 00:19:52,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab0116d1d/ad70eb75830b445ebd22e78a93713a88/FLAGb30a658e1 [2019-09-20 00:19:52,981 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:19:52,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-09-20 00:19:52,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab0116d1d/ad70eb75830b445ebd22e78a93713a88/FLAGb30a658e1 [2019-09-20 00:19:53,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab0116d1d/ad70eb75830b445ebd22e78a93713a88 [2019-09-20 00:19:53,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:19:53,295 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:19:53,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:19:53,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:19:53,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:19:53,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a7f8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53, skipping insertion in model container [2019-09-20 00:19:53,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,311 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:19:53,374 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:19:53,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:19:53,790 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:19:53,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:19:53,911 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:19:53,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53 WrapperNode [2019-09-20 00:19:53,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:19:53,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:19:53,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:19:53,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:19:53,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (1/1) ... [2019-09-20 00:19:53,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:19:53,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:19:53,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:19:53,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:19:54,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:19:53" (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 00:19:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:19:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:19:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:19:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:19:54,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:19:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:19:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:19:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:19:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:19:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:19:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:19:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:19:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:19:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:19:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:19:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:19:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:19:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:19:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:19:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:19:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 00:19:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 00:19:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:19:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:19:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:19:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 00:19:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 00:19:54,058 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 00:19:54,059 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 00:19:54,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:19:54,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:19:54,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:19:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:19:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:19:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:19:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:19:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:19:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:19:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:19:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:19:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:19:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:19:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:19:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:19:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:19:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:19:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:19:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:19:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:19:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:19:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:19:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:19:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:19:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:19:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 00:19:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:19:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:19:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:19:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:19:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:19:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:19:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:19:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:19:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:19:55,619 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:19:55,620 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:19:55,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:19:55 BoogieIcfgContainer [2019-09-20 00:19:55,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:19:55,622 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:19:55,622 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:19:55,623 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:19:55,624 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:19:55" (1/1) ... [2019-09-20 00:19:55,625 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 [2019-09-20 00:19:55,671 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:19:55,672 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:19:55,692 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:19:55,707 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:19:55,709 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:20:19,746 WARN L191 SmtUtils]: Spent 14.46 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:20:21,443 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:20:25,112 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:20:26,801 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:20:28,483 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:20:28,499 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:20:28,559 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:20:28,578 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:20:39,825 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:20:45,206 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:20:56,101 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:21:01,482 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:21:12,243 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:21:17,581 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:21:28,448 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:21:33,886 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:22:00,735 WARN L191 SmtUtils]: Spent 26.79 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-20 00:22:09,676 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-20 00:22:41,664 WARN L191 SmtUtils]: Spent 31.90 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-20 00:22:57,514 WARN L191 SmtUtils]: Spent 15.85 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-20 00:23:24,442 WARN L191 SmtUtils]: Spent 26.90 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-20 00:23:33,399 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-20 00:23:49,575 WARN L191 SmtUtils]: Spent 16.17 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 00:23:50,808 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:23:50,968 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-20 00:23:51,221 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 00:23:51,327 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 00:23:51,546 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 00:23:51,652 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 00:23:51,761 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:23:51,944 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 00:23:52,095 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 00:24:19,467 WARN L191 SmtUtils]: Spent 26.91 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-20 00:24:28,422 WARN L191 SmtUtils]: Spent 8.95 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-20 00:25:00,357 WARN L191 SmtUtils]: Spent 31.88 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-20 00:25:16,319 WARN L191 SmtUtils]: Spent 15.96 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-20 00:25:43,335 WARN L191 SmtUtils]: Spent 26.96 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-20 00:25:52,319 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-20 00:26:08,403 WARN L191 SmtUtils]: Spent 16.08 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 00:26:08,763 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:26:08,934 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-20 00:26:09,207 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 00:26:09,313 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 00:26:09,540 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-20 00:26:09,647 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-20 00:26:09,757 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 00:26:09,923 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 00:26:10,053 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 00:26:10,065 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 23 for LOIs [2019-09-20 00:26:10,466 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-20 00:26:10,665 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-20 00:26:10,755 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:26:10,959 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 22 for LOIs [2019-09-20 00:26:10,963 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 33 for LOIs [2019-09-20 00:26:11,039 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:26:11,040 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:26:11,042 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 521#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-20 00:26:11,052 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:26:11,053 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:26:11,055 INFO L168 Benchmark]: Toolchain (without parser) took 377759.44 ms. Allocated memory was 132.6 MB in the beginning and 138.9 MB in the end (delta: 6.3 MB). Free memory was 87.4 MB in the beginning and 61.8 MB in the end (delta: 25.6 MB). Peak memory consumption was 31.9 MB. Max. memory is 7.1 GB. [2019-09-20 00:26:11,055 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:26:11,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.70 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.2 MB in the beginning and 162.4 MB in the end (delta: -75.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-20 00:26:11,057 INFO L168 Benchmark]: Boogie Preprocessor took 84.87 ms. Allocated memory is still 198.7 MB. Free memory was 162.4 MB in the beginning and 158.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-20 00:26:11,058 INFO L168 Benchmark]: RCFGBuilder took 1624.02 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 157.6 MB in the beginning and 135.8 MB in the end (delta: 21.8 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2019-09-20 00:26:11,059 INFO L168 Benchmark]: Sifa took 375430.52 ms. Allocated memory was 222.8 MB in the beginning and 138.9 MB in the end (delta: -83.9 MB). Free memory was 135.8 MB in the beginning and 61.8 MB in the end (delta: 74.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:26:11,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 616.70 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.2 MB in the beginning and 162.4 MB in the end (delta: -75.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.87 ms. Allocated memory is still 198.7 MB. Free memory was 162.4 MB in the beginning and 158.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1624.02 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 157.6 MB in the beginning and 135.8 MB in the end (delta: 21.8 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. * Sifa took 375430.52 ms. Allocated memory was 222.8 MB in the beginning and 138.9 MB in the end (delta: -83.9 MB). Free memory was 135.8 MB in the beginning and 61.8 MB in the end (delta: 74.0 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]: 375370, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 256, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 172, TOOLS_POST_TIME[ms]: 29421, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 161, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 91, TOOLS_QUANTIFIERELIM_APPLICATIONS: 309, TOOLS_QUANTIFIERELIM_TIME[ms]: 29568, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29322, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 261, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 88, DOMAIN_JOIN_TIME[ms]: 344970, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 280, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 275, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4809, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4808, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33988, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33987, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 494, DAG_COMPRESSION_RETAINED_NODES: 275 - UnprovableResult [Line: 551]: 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 521#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...