/usr/bin/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_spec4_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:50:39,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:50:39,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:50:39,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:50:39,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:50:39,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:50:39,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:50:39,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:50:39,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:50:39,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:50:39,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:50:39,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:50:39,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:50:39,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:50:39,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:50:39,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:50:39,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:50:39,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:50:39,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:50:39,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:50:39,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:50:39,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:50:39,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:50:39,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:50:39,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:50:39,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:50:39,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:50:39,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:50:39,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:50:39,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:50:39,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:50:39,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:50:39,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:50:39,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:50:39,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:50:39,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:50:39,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:50:39,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:50:39,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:50:39,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:50:39,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:50:39,557 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 [2019-11-07 10:50:39,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:50:39,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:50:39,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:50:39,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:50:39,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:50:39,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:50:39,574 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:50:39,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:50:39,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:50:39,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:50:39,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:50:39,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:50:39,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:50:39,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:50:39,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:50:39,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:50:39,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:50:39,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:50:39,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:50:39,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:50:39,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:50:39,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:50:39,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:50:39,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:50:39,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:50:39,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:50:39,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:50:39,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:50:39,578 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 [2019-11-07 10:50:39,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:50:39,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:50:39,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:50:39,897 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:50:39,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:50:39,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c [2019-11-07 10:50:39,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be32acac/8cb7ffa7bc8945fdbf45cf6594986e0f/FLAGa2b99a81b [2019-11-07 10:50:40,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:50:40,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c [2019-11-07 10:50:40,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be32acac/8cb7ffa7bc8945fdbf45cf6594986e0f/FLAGa2b99a81b [2019-11-07 10:50:40,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be32acac/8cb7ffa7bc8945fdbf45cf6594986e0f [2019-11-07 10:50:40,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:50:40,889 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:50:40,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:50:40,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:50:40,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:50:40,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:50:40" (1/1) ... [2019-11-07 10:50:40,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2748d2a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:40, skipping insertion in model container [2019-11-07 10:50:40,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:50:40" (1/1) ... [2019-11-07 10:50:40,909 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:50:40,968 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:50:41,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:50:41,477 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:50:41,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:50:41,640 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:50:41,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41 WrapperNode [2019-11-07 10:50:41,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:50:41,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:50:41,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:50:41,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:50:41,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (1/1) ... [2019-11-07 10:50:41,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:50:41,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:50:41,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:50:41,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:50:41,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:50:41" (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 [2019-11-07 10:50:41,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:50:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:50:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:50:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:50:41,834 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:50:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:50:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:50:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:50:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:50:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-07 10:50:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:50:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:50:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:50:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:50:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:50:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:50:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:50:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:50:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:50:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:50:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:50:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:50:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:50:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:50:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:50:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:50:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:50:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:50:41,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:50:41,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:50:41,845 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:50:41,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:50:41,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:50:41,845 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:50:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:50:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:50:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:50:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:50:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:50:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:50:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:50:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:50:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:50:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:50:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:50:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:50:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:50:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:50:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:50:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:50:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:50:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:50:41,852 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:50:41,852 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:50:41,852 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:50:41,853 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:50:41,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:50:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:50:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:50:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:50:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:50:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:50:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:50:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:50:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:50:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:50:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:50:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:50:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:50:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:50:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:50:43,486 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:50:43,487 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:50:43,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:50:43 BoogieIcfgContainer [2019-11-07 10:50:43,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:50:43,489 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:50:43,489 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:50:43,489 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:50:43,490 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:50:43" (1/1) ... [2019-11-07 10:50:43,491 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 [2019-11-07 10:50:43,528 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:50:43,529 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:50:43,545 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:50:43,555 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:50:43,556 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:50:53,816 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:50:55,881 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:50:56,027 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:50:56,045 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-11-07 10:50:56,086 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-11-07 10:50:56,091 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-11-07 10:50:56,593 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-11-07 10:50:56,930 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-07 10:50:57,033 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-07 10:50:57,238 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-11-07 10:50:57,457 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2019-11-07 10:50:57,894 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 605 [2019-11-07 10:50:58,068 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-07 10:50:58,507 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 186 [2019-11-07 10:50:58,639 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-07 10:50:59,094 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:50:59,317 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 186 [2019-11-07 10:50:59,582 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2019-11-07 10:51:00,109 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:51:01,563 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:51:02,911 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-07 10:51:03,248 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:51:03,250 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 134 for LOIs [2019-11-07 10:51:03,482 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 128 for LOIs [2019-11-07 10:51:03,489 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 141 for LOIs [2019-11-07 10:51:03,490 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:51:03,507 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:51:03,507 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:51:03,509 INFO L168 Benchmark]: Toolchain (without parser) took 22619.72 ms. Allocated memory was 138.4 MB in the beginning and 630.7 MB in the end (delta: 492.3 MB). Free memory was 102.2 MB in the beginning and 126.5 MB in the end (delta: -24.4 MB). Peak memory consumption was 468.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:03,510 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 10:51:03,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.22 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 101.9 MB in the beginning and 167.4 MB in the end (delta: -65.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:03,512 INFO L168 Benchmark]: Boogie Preprocessor took 116.24 ms. Allocated memory is still 201.3 MB. Free memory was 167.4 MB in the beginning and 163.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:03,513 INFO L168 Benchmark]: RCFGBuilder took 1730.04 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 163.4 MB in the beginning and 141.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:03,514 INFO L168 Benchmark]: Sifa took 20018.19 ms. Allocated memory was 234.9 MB in the beginning and 630.7 MB in the end (delta: 395.8 MB). Free memory was 141.4 MB in the beginning and 126.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 410.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:51:03,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 749.22 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 101.9 MB in the beginning and 167.4 MB in the end (delta: -65.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.24 ms. Allocated memory is still 201.3 MB. Free memory was 167.4 MB in the beginning and 163.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1730.04 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 163.4 MB in the beginning and 141.4 MB in the end (delta: 21.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * Sifa took 20018.19 ms. Allocated memory was 234.9 MB in the beginning and 630.7 MB in the end (delta: 395.8 MB). Free memory was 141.4 MB in the beginning and 126.5 MB in the end (delta: 14.9 MB). Peak memory consumption was 410.8 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]: 19963, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 56, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 187, TOOLS_POST_TIME[ms]: 12511, TOOLS_POST_CALL_APPLICATIONS: 84, TOOLS_POST_CALL_TIME[ms]: 157, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 107, TOOLS_QUANTIFIERELIM_APPLICATIONS: 347, TOOLS_QUANTIFIERELIM_TIME[ms]: 12657, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12412, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 325, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 56, DOMAIN_JOIN_TIME[ms]: 6649, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 203, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 28, DOMAIN_ISBOTTOM_APPLICATIONS: 56, DOMAIN_ISBOTTOM_TIME[ms]: 140, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4697, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4696, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 32, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12656, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12655, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 1335, DAG_COMPRESSION_RETAINED_NODES: 255 - UnprovableResult [Line: 148]: 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 693#(and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (= |#t~string27.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (= |#t~string51.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string53.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string74.offset|) (<= |#t~string70.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string27.offset| 0) (= |#t~string74.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= |#t~string50.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string25.offset|) (= |#t~string17.offset| 0) (<= 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...