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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:59:37,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:59:37,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:59:37,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:59:37,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:59:37,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:59:37,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:59:37,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:59:37,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:59:37,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:59:37,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:59:37,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:59:37,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:59:37,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:59:37,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:59:37,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:59:37,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:59:37,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:59:37,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:59:37,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:59:37,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:59:37,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:59:37,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:59:37,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:59:37,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:59:37,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:59:37,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:59:37,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:59:37,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:59:37,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:59:37,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:59:37,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:59:37,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:59:37,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:59:37,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:59:37,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:59:37,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:59:37,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:59:37,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:59:37,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:59:37,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:59:37,388 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 [2019-10-15 06:59:37,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:59:37,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:59:37,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:59:37,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:59:37,408 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:59:37,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:59:37,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:59:37,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:59:37,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:59:37,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:59:37,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:59:37,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:59:37,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:59:37,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:59:37,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:59:37,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:59:37,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:59:37,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:59:37,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:59:37,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:59:37,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:59:37,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:59:37,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:59:37,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:59:37,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:59:37,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:59:37,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:59:37,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:59:37,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:59:37,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:59:37,749 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:59:37,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:59:37,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:59:37,755 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:59:37,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2019-10-15 06:59:37,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76e6f072a/91434bbe00584301bb6d1e169e441862/FLAG39ec1a496 [2019-10-15 06:59:38,420 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:59:38,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2019-10-15 06:59:38,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76e6f072a/91434bbe00584301bb6d1e169e441862/FLAG39ec1a496 [2019-10-15 06:59:38,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76e6f072a/91434bbe00584301bb6d1e169e441862 [2019-10-15 06:59:38,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:59:38,720 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:59:38,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:38,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:59:38,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:59:38,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:38" (1/1) ... [2019-10-15 06:59:38,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fac3235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:38, skipping insertion in model container [2019-10-15 06:59:38,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:38" (1/1) ... [2019-10-15 06:59:38,736 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:59:38,776 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:59:39,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:39,227 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:59:39,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:39,389 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:59:39,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39 WrapperNode [2019-10-15 06:59:39,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:39,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:59:39,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:59:39,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:59:39,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (1/1) ... [2019-10-15 06:59:39,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:59:39,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:59:39,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:59:39,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:59:39,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:39" (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 [2019-10-15 06:59:39,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:59:39,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:59:39,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:59:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:59:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:59:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:59:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:39,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:39,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:59:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:59:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:59:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:59:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:59:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:59:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:59:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:59:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:59:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:59:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:59:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:59:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:59:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:59:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:59:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:59:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:59:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:59:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:59:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:59:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:59:39,562 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:59:39,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:59:39,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:59:39,562 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:59:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:59:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:59:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:59:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:59:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:59:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:59:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:59:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:59:39,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:59:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:39,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:59:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:59:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:59:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:59:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:59:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:59:39,567 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:59:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:59:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:59:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:59:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:59:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:59:39,568 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:59:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:59:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:59:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:59:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:59:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:59:39,569 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:59:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:59:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:59:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:59:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:59:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:59:39,570 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:59:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:59:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:59:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:59:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:59:39,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:59:41,264 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:59:41,264 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:59:41,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:41 BoogieIcfgContainer [2019-10-15 06:59:41,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:59:41,266 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:59:41,267 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:59:41,267 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:59:41,268 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:41" (1/1) ... [2019-10-15 06:59:41,269 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-10-15 06:59:41,296 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:59:41,297 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:59:41,306 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:59:41,315 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:59:41,316 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:59:49,185 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:59:51,169 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:59:51,346 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:51,504 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:51,648 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:51,981 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:59:52,001 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 06:59:52,071 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 06:59:52,093 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 06:59:52,372 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 06:59:52,577 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 06:59:53,169 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 06:59:53,694 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 06:59:54,121 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 06:59:54,252 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 06:59:54,438 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-10-15 06:59:54,596 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 198 [2019-10-15 06:59:55,288 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:59:55,737 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 181 [2019-10-15 06:59:55,870 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-10-15 06:59:57,155 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-10-15 06:59:58,094 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-10-15 06:59:58,204 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 198 [2019-10-15 06:59:58,391 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-10-15 07:00:00,034 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 07:00:00,036 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 144 for LOIs [2019-10-15 07:00:00,307 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 144 for LOIs [2019-10-15 07:00:00,324 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 155 for LOIs [2019-10-15 07:00:00,397 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:00:00,409 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:00:00,409 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:00:00,410 INFO L168 Benchmark]: Toolchain (without parser) took 21690.56 ms. Allocated memory was 136.8 MB in the beginning and 723.0 MB in the end (delta: 586.2 MB). Free memory was 100.6 MB in the beginning and 619.7 MB in the end (delta: -519.1 MB). Peak memory consumption was 67.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:00,411 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.8 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 07:00:00,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.72 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 100.6 MB in the beginning and 166.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:00,413 INFO L168 Benchmark]: Boogie Preprocessor took 91.04 ms. Allocated memory is still 200.3 MB. Free memory was 166.8 MB in the beginning and 162.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:00,414 INFO L168 Benchmark]: RCFGBuilder took 1783.48 ms. Allocated memory was 200.3 MB in the beginning and 230.7 MB in the end (delta: 30.4 MB). Free memory was 162.8 MB in the beginning and 145.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:00,415 INFO L168 Benchmark]: Sifa took 19142.49 ms. Allocated memory was 230.7 MB in the beginning and 723.0 MB in the end (delta: 492.3 MB). Free memory was 145.2 MB in the beginning and 619.7 MB in the end (delta: -474.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:00,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 136.8 MB. Free memory is still 119.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 669.72 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 100.6 MB in the beginning and 166.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.04 ms. Allocated memory is still 200.3 MB. Free memory was 166.8 MB in the beginning and 162.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1783.48 ms. Allocated memory was 200.3 MB in the beginning and 230.7 MB in the end (delta: 30.4 MB). Free memory was 162.8 MB in the beginning and 145.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * Sifa took 19142.49 ms. Allocated memory was 230.7 MB in the beginning and 723.0 MB in the end (delta: 492.3 MB). Free memory was 145.2 MB in the beginning and 619.7 MB in the end (delta: -474.5 MB). Peak memory consumption was 17.8 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]: 19101, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 208, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 137, TOOLS_POST_TIME[ms]: 10041, TOOLS_POST_CALL_APPLICATIONS: 59, TOOLS_POST_CALL_TIME[ms]: 173, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 112, TOOLS_QUANTIFIERELIM_APPLICATIONS: 247, TOOLS_QUANTIFIERELIM_TIME[ms]: 10210, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9959, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 212, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 72, DOMAIN_JOIN_TIME[ms]: 8027, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 420, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 167, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4906, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4905, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10792, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10790, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 397, DAG_COMPRESSION_RETAINED_NODES: 216 - 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 708#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string26.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (<= |#t~string25.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= |#t~string26.offset| 0) (= |#t~string23.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= |#t~string70.offset| 0) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= |#t~string27.offset| 0) (= |#t~string44.offset| 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string72.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= 0 |#t~string25.offset|) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...