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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:44:47,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:44:47,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:44:47,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:44:47,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:44:47,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:44:47,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:44:47,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:44:47,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:44:47,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:44:47,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:44:47,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:44:47,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:44:47,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:44:47,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:44:47,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:44:47,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:44:47,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:44:47,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:44:47,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:44:47,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:44:47,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:44:47,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:44:47,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:44:47,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:44:47,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:44:47,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:44:47,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:44:47,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:44:47,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:44:47,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:44:47,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:44:47,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:44:47,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:44:47,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:44:47,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:44:47,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:44:47,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:44:47,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:44:47,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:44:47,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:44:47,401 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 [2019-09-25 15:44:47,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:44:47,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:44:47,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:44:47,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:44:47,416 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:44:47,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:44:47,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:44:47,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:44:47,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:44:47,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:44:47,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:44:47,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:44:47,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:44:47,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:44:47,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:44:47,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:44:47,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:44:47,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:44:47,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:44:47,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:44:47,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:44:47,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:44:47,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:44:47,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:44:47,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:44:47,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:44:47,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:44:47,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:44:47,421 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:44:47,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:44:47,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:44:47,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:44:47,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:44:47,476 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:44:47,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-25 15:44:47,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4c3b5d1/8402e3337ef54afb8093a0f58e3979b4/FLAGbff73ddf2 [2019-09-25 15:44:48,060 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:44:48,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-25 15:44:48,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4c3b5d1/8402e3337ef54afb8093a0f58e3979b4/FLAGbff73ddf2 [2019-09-25 15:44:48,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b4c3b5d1/8402e3337ef54afb8093a0f58e3979b4 [2019-09-25 15:44:48,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:44:48,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:44:48,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:44:48,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:44:48,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:44:48,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:44:48" (1/1) ... [2019-09-25 15:44:48,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac258e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:48, skipping insertion in model container [2019-09-25 15:44:48,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:44:48" (1/1) ... [2019-09-25 15:44:48,395 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:44:48,457 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:44:48,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:44:48,889 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:44:48,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:44:49,039 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:44:49,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49 WrapperNode [2019-09-25 15:44:49,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:44:49,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:44:49,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:44:49,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:44:49,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (1/1) ... [2019-09-25 15:44:49,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:44:49,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:44:49,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:44:49,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:44:49,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:49" (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 [2019-09-25 15:44:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:44:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:44:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:44:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:44:49,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:44:49,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:44:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:44:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:44:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:44:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:44:49,220 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:44:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:44:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:44:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:44:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:44:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:44:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:44:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:44:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:44:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:44:49,224 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:44:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-25 15:44:49,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:44:49,226 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:44:49,226 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:44:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:44:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:44:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:44:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:44:49,228 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:44:49,229 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:44:49,230 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:44:49,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:44:49,230 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:44:49,230 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:44:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:44:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:44:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:44:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:44:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:44:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:44:49,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:44:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:44:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:44:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:44:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:44:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:44:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:44:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:44:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:44:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:44:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:44:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:44:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:44:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:44:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:44:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:44:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:44:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:44:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:44:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:44:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:44:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:44:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-25 15:44:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:44:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:44:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:44:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:44:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:44:49,240 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:44:49,240 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:44:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:44:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:44:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:44:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:44:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:44:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:44:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:44:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:44:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:44:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:44:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:44:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:44:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:44:50,832 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:44:50,832 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:44:50,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:44:50 BoogieIcfgContainer [2019-09-25 15:44:50,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:44:50,835 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:44:50,835 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:44:50,835 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:44:50,837 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:44:50" (1/1) ... [2019-09-25 15:44:50,837 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:44:50,880 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:44:50,881 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:44:50,893 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:44:50,908 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:44:50,910 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:44:59,930 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 15:45:01,607 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:45:01,734 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:45:01,887 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:45:02,007 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:45:02,024 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-25 15:45:02,071 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-25 15:45:02,077 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-25 15:45:02,253 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 15:45:02,406 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 15:45:02,889 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-25 15:45:03,261 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-25 15:45:03,878 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-25 15:45:04,126 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 72 for LOIs [2019-09-25 15:45:04,304 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 15:45:04,359 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 66 for LOIs [2019-09-25 15:45:04,383 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 81 for LOIs [2019-09-25 15:45:04,398 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:45:04,398 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:45:04,402 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 484#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 15:45:04,420 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:45:04,421 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:45:04,424 INFO L168 Benchmark]: Toolchain (without parser) took 16045.36 ms. Allocated memory was 137.9 MB in the beginning and 393.2 MB in the end (delta: 255.3 MB). Free memory was 84.6 MB in the beginning and 273.3 MB in the end (delta: -188.7 MB). Peak memory consumption was 66.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:04,426 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:45:04,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.21 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.4 MB in the beginning and 161.9 MB in the end (delta: -77.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:04,439 INFO L168 Benchmark]: Boogie Preprocessor took 109.43 ms. Allocated memory is still 198.7 MB. Free memory was 161.9 MB in the beginning and 158.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:04,442 INFO L168 Benchmark]: RCFGBuilder took 1684.23 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 158.0 MB in the beginning and 134.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:04,443 INFO L168 Benchmark]: Sifa took 13586.34 ms. Allocated memory was 219.2 MB in the beginning and 393.2 MB in the end (delta: 174.1 MB). Free memory was 134.1 MB in the beginning and 273.3 MB in the end (delta: -139.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:04,455 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.21 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 84.4 MB in the beginning and 161.9 MB in the end (delta: -77.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.43 ms. Allocated memory is still 198.7 MB. Free memory was 161.9 MB in the beginning and 158.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1684.23 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 158.0 MB in the beginning and 134.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. * Sifa took 13586.34 ms. Allocated memory was 219.2 MB in the beginning and 393.2 MB in the end (delta: 174.1 MB). Free memory was 134.1 MB in the beginning and 273.3 MB in the end (delta: -139.2 MB). Peak memory consumption was 34.9 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]: 13521, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 224, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 148, TOOLS_POST_TIME[ms]: 10797, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 151, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 66, TOOLS_QUANTIFIERELIM_APPLICATIONS: 269, TOOLS_QUANTIFIERELIM_TIME[ms]: 10921, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10738, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 229, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 71, DOMAIN_JOIN_TIME[ms]: 2197, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 53, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 35, DOMAIN_ISBOTTOM_TIME[ms]: 92, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 682, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 681, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11211, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11210, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 414, DAG_COMPRESSION_RETAINED_NODES: 222 - UnprovableResult [Line: 595]: 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 484#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...