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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 20:28:34,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 20:28:34,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 20:28:34,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 20:28:34,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 20:28:34,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 20:28:34,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 20:28:34,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 20:28:34,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 20:28:34,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 20:28:34,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 20:28:34,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 20:28:34,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 20:28:34,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 20:28:34,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 20:28:34,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 20:28:34,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 20:28:34,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 20:28:34,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 20:28:34,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 20:28:34,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 20:28:34,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 20:28:34,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 20:28:34,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 20:28:34,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 20:28:34,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 20:28:34,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 20:28:34,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 20:28:34,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 20:28:34,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 20:28:34,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 20:28:34,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 20:28:34,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 20:28:34,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 20:28:34,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 20:28:34,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 20:28:34,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 20:28:34,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 20:28:34,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 20:28:34,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 20:28:34,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 20:28:34,992 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 [2019-09-17 20:28:35,017 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 20:28:35,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 20:28:35,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 20:28:35,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 20:28:35,020 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 20:28:35,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 20:28:35,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 20:28:35,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 20:28:35,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 20:28:35,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 20:28:35,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 20:28:35,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 20:28:35,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 20:28:35,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 20:28:35,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 20:28:35,023 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 20:28:35,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 20:28:35,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 20:28:35,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 20:28:35,024 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 20:28:35,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 20:28:35,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 20:28:35,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 20:28:35,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 20:28:35,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 20:28:35,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 20:28:35,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 20:28:35,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 20:28:35,026 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 20:28:35,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 20:28:35,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 20:28:35,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 20:28:35,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 20:28:35,093 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 20:28:35,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product57.cil.c [2019-09-17 20:28:35,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9b27f49a/f252d33028bd4b5daa6bc912ea7207f8/FLAG5fc44ef52 [2019-09-17 20:28:35,734 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 20:28:35,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product57.cil.c [2019-09-17 20:28:35,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9b27f49a/f252d33028bd4b5daa6bc912ea7207f8/FLAG5fc44ef52 [2019-09-17 20:28:36,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9b27f49a/f252d33028bd4b5daa6bc912ea7207f8 [2019-09-17 20:28:36,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 20:28:36,081 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 20:28:36,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 20:28:36,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 20:28:36,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 20:28:36,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424a7d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36, skipping insertion in model container [2019-09-17 20:28:36,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,093 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 20:28:36,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 20:28:36,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:28:36,602 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 20:28:36,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:28:36,781 INFO L192 MainTranslator]: Completed translation [2019-09-17 20:28:36,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36 WrapperNode [2019-09-17 20:28:36,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 20:28:36,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 20:28:36,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 20:28:36,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 20:28:36,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (1/1) ... [2019-09-17 20:28:36,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 20:28:36,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 20:28:36,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 20:28:36,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 20:28:36,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:28:36" (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 [2019-09-17 20:28:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 20:28:36,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 20:28:36,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 20:28:36,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 20:28:36,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 20:28:36,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 20:28:36,943 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 20:28:36,943 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 20:28:36,943 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 20:28:36,943 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 20:28:36,943 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 20:28:36,944 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 20:28:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 20:28:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 20:28:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 20:28:36,945 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 20:28:36,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 20:28:36,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 20:28:36,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 20:28:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 20:28:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 20:28:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 20:28:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 20:28:36,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 20:28:36,950 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 20:28:36,950 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 20:28:36,950 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 20:28:36,950 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 20:28:36,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 20:28:36,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 20:28:36,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 20:28:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 20:28:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 20:28:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 20:28:36,952 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 20:28:36,953 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 20:28:36,954 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 20:28:36,954 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 20:28:36,954 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 20:28:36,954 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 20:28:36,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 20:28:36,955 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 20:28:36,955 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 20:28:36,955 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 20:28:36,955 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 20:28:36,956 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 20:28:36,957 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 20:28:36,957 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 20:28:36,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 20:28:36,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 20:28:36,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 20:28:36,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 20:28:36,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 20:28:36,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 20:28:36,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 20:28:36,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 20:28:36,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 20:28:36,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 20:28:36,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 20:28:36,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 20:28:36,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 20:28:36,961 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 20:28:36,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 20:28:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 20:28:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 20:28:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 20:28:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 20:28:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 20:28:36,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 20:28:38,500 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 20:28:38,501 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 20:28:38,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:28:38 BoogieIcfgContainer [2019-09-17 20:28:38,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 20:28:38,503 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 20:28:38,504 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 20:28:38,504 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 20:28:38,505 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:28:38" (1/1) ... [2019-09-17 20:28:38,506 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 20:28:38,550 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 20:28:38,551 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 20:28:38,563 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 20:28:38,573 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 20:28:38,574 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 20:29:01,621 WARN L191 SmtUtils]: Spent 13.54 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 20:29:03,383 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 20:29:07,302 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 20:29:09,113 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 20:29:10,930 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 20:29:11,211 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 20:29:15,900 WARN L191 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 494 DAG size of output: 435 [2019-09-17 20:29:15,923 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 443 for LOIs [2019-09-17 20:29:15,998 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 443 for LOIs [2019-09-17 20:29:16,027 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 444 for LOIs [2019-09-17 20:29:28,230 WARN L191 SmtUtils]: Spent 12.04 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 20:29:34,157 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 20:29:35,074 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 127 [2019-09-17 20:29:48,061 WARN L191 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 511 DAG size of output: 463 [2019-09-17 20:29:59,874 WARN L191 SmtUtils]: Spent 11.81 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 20:30:05,706 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 20:30:06,641 WARN L191 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 127 [2019-09-17 20:30:19,435 WARN L191 SmtUtils]: Spent 12.79 s on a formula simplification. DAG size of input: 511 DAG size of output: 463 [2019-09-17 20:30:36,466 WARN L191 SmtUtils]: Spent 16.93 s on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2019-09-17 20:30:44,906 WARN L191 SmtUtils]: Spent 8.44 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 20:30:45,251 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 20:31:02,639 WARN L191 SmtUtils]: Spent 17.39 s on a formula simplification. DAG size of input: 522 DAG size of output: 482 [2019-09-17 20:31:09,301 WARN L191 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 188 DAG size of output: 150 [2019-09-17 20:31:11,091 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 20:31:15,985 WARN L191 SmtUtils]: Spent 4.87 s on a formula simplification. DAG size of input: 161 DAG size of output: 158 [2019-09-17 20:31:18,383 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 158 [2019-09-17 20:31:18,736 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:31:20,593 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 159 DAG size of output: 152 [2019-09-17 20:31:21,015 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:31:21,430 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:31:21,755 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:31:23,023 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 157 DAG size of output: 152 [2019-09-17 20:31:25,158 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 154 DAG size of output: 150 [2019-09-17 20:31:25,561 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 20:31:25,911 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:31:26,740 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 150 [2019-09-17 20:31:27,849 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-09-17 20:31:28,265 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 20:31:28,596 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:31:29,843 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 155 DAG size of output: 150 [2019-09-17 20:31:38,895 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 20:31:47,949 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 20:32:06,979 WARN L191 SmtUtils]: Spent 19.01 s on a formula simplification. DAG size of input: 541 DAG size of output: 533 [2019-09-17 20:32:10,179 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 187 DAG size of output: 146 [2019-09-17 20:32:11,205 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 20:32:13,914 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 155 DAG size of output: 152 [2019-09-17 20:32:15,269 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-17 20:32:15,604 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:32:17,740 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 153 DAG size of output: 152 [2019-09-17 20:32:18,538 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:32:19,249 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:32:19,591 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:32:21,264 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 157 DAG size of output: 152 [2019-09-17 20:32:22,514 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 158 DAG size of output: 150 [2019-09-17 20:32:22,985 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 20:32:23,325 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:32:24,140 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 150 [2019-09-17 20:32:26,501 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-09-17 20:32:27,105 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 20:32:27,438 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:32:29,069 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 155 DAG size of output: 150 [2019-09-17 20:32:31,605 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 187 DAG size of output: 146 [2019-09-17 20:32:32,622 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 20:32:32,942 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2019-09-17 20:32:35,339 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 187 DAG size of output: 146 [2019-09-17 20:32:36,364 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 20:32:53,400 WARN L191 SmtUtils]: Spent 16.99 s on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2019-09-17 20:33:01,966 WARN L191 SmtUtils]: Spent 8.56 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 20:33:02,309 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 20:33:21,393 WARN L191 SmtUtils]: Spent 19.08 s on a formula simplification. DAG size of input: 522 DAG size of output: 481 [2019-09-17 20:33:23,952 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 177 DAG size of output: 146 [2019-09-17 20:33:24,988 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 20:33:27,788 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 155 DAG size of output: 152 [2019-09-17 20:33:29,157 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-17 20:33:29,495 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:33:32,296 WARN L191 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 153 DAG size of output: 153 [2019-09-17 20:33:33,509 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-17 20:33:34,675 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-17 20:33:35,005 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:33:37,092 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-17 20:33:39,809 WARN L191 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 161 DAG size of output: 151 [2019-09-17 20:33:40,229 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-17 20:33:40,580 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:33:41,435 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 151 [2019-09-17 20:33:43,779 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 167 DAG size of output: 157 [2019-09-17 20:33:44,917 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:33:45,289 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:33:47,344 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 157 DAG size of output: 151 [2019-09-17 20:33:57,157 WARN L191 SmtUtils]: Spent 9.80 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 20:34:07,169 WARN L191 SmtUtils]: Spent 10.01 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 20:34:27,154 WARN L191 SmtUtils]: Spent 19.98 s on a formula simplification. DAG size of input: 535 DAG size of output: 521 [2019-09-17 20:34:29,645 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 185 DAG size of output: 146 [2019-09-17 20:34:30,679 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 20:34:33,404 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 155 DAG size of output: 152 [2019-09-17 20:34:34,731 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-17 20:34:35,067 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:34:37,204 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 153 DAG size of output: 152 [2019-09-17 20:34:37,809 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:34:38,403 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 20:34:38,739 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:34:40,451 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 157 DAG size of output: 152 [2019-09-17 20:34:41,758 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 158 DAG size of output: 150 [2019-09-17 20:34:42,233 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-09-17 20:34:42,609 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:34:43,460 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 150 [2019-09-17 20:34:45,907 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 159 DAG size of output: 155 [2019-09-17 20:34:46,523 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 20:34:46,872 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 20:34:48,557 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 155 DAG size of output: 150 [2019-09-17 20:34:48,590 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 20:34:48,593 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 494 for LOIs [2019-09-17 20:34:52,907 WARN L191 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 503 DAG size of output: 123 [2019-09-17 20:34:53,650 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-17 20:34:53,941 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-17 20:34:55,579 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 130 DAG size of output: 123 [2019-09-17 20:34:58,576 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 511 DAG size of output: 121 [2019-09-17 20:34:59,284 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 20:35:00,070 WARN L191 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 114 [2019-09-17 20:35:01,628 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 124 DAG size of output: 121 [2019-09-17 20:35:04,490 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 510 DAG size of output: 121 [2019-09-17 20:35:05,125 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 20:35:05,906 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 114 [2019-09-17 20:35:07,299 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 124 DAG size of output: 121 [2019-09-17 20:35:07,302 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 111 for LOIs [2019-09-17 20:35:07,309 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 124 for LOIs [2019-09-17 20:35:07,944 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 118 [2019-09-17 20:35:08,164 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-17 20:35:08,433 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-17 20:35:09,006 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2019-09-17 20:35:09,006 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 20:35:09,007 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 20:35:09,009 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 988#(and (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= |#t~string73.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string59.offset|) (<= |#t~string39.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= 0 |#t~string73.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string71.offset|) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (not (= 2 ~waterLevel~0)) (<= 0 |#t~string3.offset|)) [2019-09-17 20:35:09,022 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 20:35:09,022 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 20:35:09,023 INFO L168 Benchmark]: Toolchain (without parser) took 392942.43 ms. Allocated memory was 132.1 MB in the beginning and 162.5 MB in the end (delta: 30.4 MB). Free memory was 87.2 MB in the beginning and 74.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2019-09-17 20:35:09,024 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 20:35:09,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.90 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 160.2 MB in the end (delta: -73.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-17 20:35:09,026 INFO L168 Benchmark]: Boogie Preprocessor took 90.78 ms. Allocated memory is still 198.7 MB. Free memory was 160.2 MB in the beginning and 155.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 20:35:09,027 INFO L168 Benchmark]: RCFGBuilder took 1629.06 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 155.7 MB in the beginning and 134.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2019-09-17 20:35:09,027 INFO L168 Benchmark]: Sifa took 390518.43 ms. Allocated memory was 221.8 MB in the beginning and 162.5 MB in the end (delta: -59.2 MB). Free memory was 134.2 MB in the beginning and 74.6 MB in the end (delta: 59.7 MB). Peak memory consumption was 432.2 kB. Max. memory is 7.1 GB. [2019-09-17 20:35:09,031 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 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.90 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 160.2 MB in the end (delta: -73.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.78 ms. Allocated memory is still 198.7 MB. Free memory was 160.2 MB in the beginning and 155.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1629.06 ms. Allocated memory was 198.7 MB in the beginning and 221.8 MB in the end (delta: 23.1 MB). Free memory was 155.7 MB in the beginning and 134.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. * Sifa took 390518.43 ms. Allocated memory was 221.8 MB in the beginning and 162.5 MB in the end (delta: -59.2 MB). Free memory was 134.2 MB in the beginning and 74.6 MB in the end (delta: 59.7 MB). Peak memory consumption was 432.2 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 390459, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 213, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 142, TOOLS_POST_TIME[ms]: 28764, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 297, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 165, TOOLS_QUANTIFIERELIM_APPLICATIONS: 260, TOOLS_QUANTIFIERELIM_TIME[ms]: 29105, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28658, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 217, FLUID_YES_ANSWERS: 6, DOMAIN_JOIN_APPLICATIONS: 72, DOMAIN_JOIN_TIME[ms]: 260313, DOMAIN_ALPHA_APPLICATIONS: 6, DOMAIN_ALPHA_TIME[ms]: 23534, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 76925, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 36, DOMAIN_ISBOTTOM_TIME[ms]: 264, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 173613, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 173613, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 40346, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 40345, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 418, DAG_COMPRESSION_RETAINED_NODES: 220 - UnprovableResult [Line: 44]: 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 988#(and (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= |#t~string73.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string59.offset|) (<= |#t~string39.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string65.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= 0 |#t~string73.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string71.offset|) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (not (= 2 ~waterLevel~0)) (<= 0 |#t~string3.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...