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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:19:56,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:19:56,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:19:56,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:19:56,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:19:56,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:19:56,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:19:56,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:19:56,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:19:56,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:19:56,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:19:56,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:19:56,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:19:56,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:19:56,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:19:56,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:19:56,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:19:56,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:19:56,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:19:56,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:19:56,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:19:56,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:19:56,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:19:56,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:19:56,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:19:56,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:19:56,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:19:56,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:19:56,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:19:56,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:19:56,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:19:56,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:19:56,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:19:56,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:19:56,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:19:56,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:19:56,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:19:56,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:19:56,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:19:56,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:19:56,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:19:56,381 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 [2019-09-18 04:19:56,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:19:56,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:19:56,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:19:56,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:19:56,401 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:19:56,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:19:56,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:19:56,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:19:56,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:19:56,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:19:56,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:19:56,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:19:56,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:19:56,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:19:56,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:19:56,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:19:56,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:19:56,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:19:56,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:19:56,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:19:56,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:19:56,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:19:56,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:19:56,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:19:56,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:19:56,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:19:56,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:19:56,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:19:56,408 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 04:19:56,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:19:56,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:19:56,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:19:56,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:19:56,473 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:19:56,473 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-09-18 04:19:56,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae6d6299a/096db4ce8075443ab15d128ce4784e09/FLAGcfbeff289 [2019-09-18 04:19:57,012 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:19:57,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-09-18 04:19:57,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae6d6299a/096db4ce8075443ab15d128ce4784e09/FLAGcfbeff289 [2019-09-18 04:19:57,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae6d6299a/096db4ce8075443ab15d128ce4784e09 [2019-09-18 04:19:57,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:19:57,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:19:57,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:19:57,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:19:57,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:19:57,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:57,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42325885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57, skipping insertion in model container [2019-09-18 04:19:57,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:57,375 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:19:57,436 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:19:57,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:19:57,849 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:19:57,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:19:57,984 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:19:57,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57 WrapperNode [2019-09-18 04:19:57,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:19:57,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:19:57,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:19:57,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:19:57,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:57,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:58,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:58,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:58,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:58,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:58,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (1/1) ... [2019-09-18 04:19:58,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:19:58,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:19:58,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:19:58,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:19:58,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:19:57" (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 [2019-09-18 04:19:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 04:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-18 04:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 04:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-18 04:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 04:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:19:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:19:59,178 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:19:59,178 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:19:59,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:19:59 BoogieIcfgContainer [2019-09-18 04:19:59,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:19:59,181 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:19:59,181 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:19:59,181 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:19:59,182 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:19:59" (1/1) ... [2019-09-18 04:19:59,183 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 04:19:59,212 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:19:59,213 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:19:59,224 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:19:59,236 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:19:59,238 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:20:21,643 WARN L191 SmtUtils]: Spent 12.81 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:20:23,195 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:20:26,888 WARN L191 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 04:20:28,597 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:20:30,317 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:20:30,331 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 04:20:30,394 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 04:20:30,399 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 04:20:41,181 WARN L191 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-18 04:20:46,340 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 04:20:56,768 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-18 04:21:01,917 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 04:21:27,316 WARN L191 SmtUtils]: Spent 25.33 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-18 04:21:35,806 WARN L191 SmtUtils]: Spent 8.49 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:22:02,025 WARN L191 SmtUtils]: Spent 26.16 s on a formula simplification. DAG size of input: 467 DAG size of output: 460 [2019-09-18 04:22:10,616 WARN L191 SmtUtils]: Spent 8.59 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 04:22:19,318 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:22:28,055 WARN L191 SmtUtils]: Spent 8.74 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:22:45,021 WARN L191 SmtUtils]: Spent 16.25 s on a formula simplification. DAG size of input: 460 DAG size of output: 455 [2019-09-18 04:22:50,459 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:22:55,877 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:23:01,202 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:23:11,801 WARN L191 SmtUtils]: Spent 10.60 s on a formula simplification. DAG size of input: 462 DAG size of output: 453 [2019-09-18 04:23:17,104 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:23:27,724 WARN L191 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 462 DAG size of output: 453 [2019-09-18 04:23:32,976 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:23:44,954 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 04:23:45,312 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:24:11,312 WARN L191 SmtUtils]: Spent 25.59 s on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2019-09-18 04:24:19,823 WARN L191 SmtUtils]: Spent 8.51 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:24:46,069 WARN L191 SmtUtils]: Spent 26.18 s on a formula simplification. DAG size of input: 467 DAG size of output: 460 [2019-09-18 04:24:54,650 WARN L191 SmtUtils]: Spent 8.58 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 04:25:03,351 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:25:12,056 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:25:22,934 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 460 DAG size of output: 455 [2019-09-18 04:25:28,297 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:25:33,700 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:25:39,040 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 04:25:52,764 WARN L191 SmtUtils]: Spent 13.72 s on a formula simplification. DAG size of input: 462 DAG size of output: 451 [2019-09-18 04:25:58,148 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 04:26:11,966 WARN L191 SmtUtils]: Spent 13.82 s on a formula simplification. DAG size of input: 462 DAG size of output: 451 [2019-09-18 04:26:17,258 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 04:26:29,326 WARN L191 SmtUtils]: Spent 12.02 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 04:26:29,671 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:26:29,952 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 04:26:30,092 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 04:26:30,180 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 13 for LOIs [2019-09-18 04:26:30,191 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 25 for LOIs [2019-09-18 04:26:30,219 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 04:26:30,220 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 04:26:30,222 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 467#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= 0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-18 04:26:30,232 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 04:26:30,232 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 04:26:30,233 INFO L168 Benchmark]: Toolchain (without parser) took 392871.94 ms. Allocated memory was 133.2 MB in the beginning and 157.3 MB in the end (delta: 24.1 MB). Free memory was 88.1 MB in the beginning and 64.6 MB in the end (delta: 23.5 MB). Peak memory consumption was 47.6 MB. Max. memory is 7.1 GB. [2019-09-18 04:26:30,234 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 04:26:30,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.75 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.1 MB in the beginning and 164.8 MB in the end (delta: -76.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-18 04:26:30,235 INFO L168 Benchmark]: Boogie Preprocessor took 91.82 ms. Allocated memory is still 199.2 MB. Free memory was 164.8 MB in the beginning and 160.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-18 04:26:30,236 INFO L168 Benchmark]: RCFGBuilder took 1101.90 ms. Allocated memory was 199.2 MB in the beginning and 224.9 MB in the end (delta: 25.7 MB). Free memory was 160.2 MB in the beginning and 195.4 MB in the end (delta: -35.2 MB). Peak memory consumption was 88.8 MB. Max. memory is 7.1 GB. [2019-09-18 04:26:30,237 INFO L168 Benchmark]: Sifa took 391051.24 ms. Allocated memory was 224.9 MB in the beginning and 157.3 MB in the end (delta: -67.6 MB). Free memory was 195.4 MB in the beginning and 64.6 MB in the end (delta: 130.8 MB). Peak memory consumption was 63.1 MB. Max. memory is 7.1 GB. [2019-09-18 04:26:30,241 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 623.75 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.1 MB in the beginning and 164.8 MB in the end (delta: -76.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.82 ms. Allocated memory is still 199.2 MB. Free memory was 164.8 MB in the beginning and 160.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1101.90 ms. Allocated memory was 199.2 MB in the beginning and 224.9 MB in the end (delta: 25.7 MB). Free memory was 160.2 MB in the beginning and 195.4 MB in the end (delta: -35.2 MB). Peak memory consumption was 88.8 MB. Max. memory is 7.1 GB. * Sifa took 391051.24 ms. Allocated memory was 224.9 MB in the beginning and 157.3 MB in the end (delta: -67.6 MB). Free memory was 195.4 MB in the beginning and 64.6 MB in the end (delta: 130.8 MB). Peak memory consumption was 63.1 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]: 391010, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 253, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 180, TOOLS_POST_TIME[ms]: 27702, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 171, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 79, TOOLS_QUANTIFIERELIM_APPLICATIONS: 278, TOOLS_QUANTIFIERELIM_TIME[ms]: 27854, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27592, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 260, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 80, DOMAIN_JOIN_TIME[ms]: 338425, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 24040, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 68, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 374, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 259866, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 259865, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31746, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31746, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 404, DAG_COMPRESSION_RETAINED_NODES: 237 - UnprovableResult [Line: 613]: 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 467#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= 0 ~systemActive~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...