/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_spec5_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:52:17,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:52:17,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:52:17,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:52:17,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:52:17,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:52:17,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:52:17,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:52:17,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:52:17,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:52:17,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:52:17,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:52:17,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:52:17,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:52:17,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:52:17,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:52:17,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:52:17,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:52:17,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:52:17,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:52:17,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:52:17,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:52:17,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:52:17,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:52:17,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:52:17,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:52:17,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:52:17,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:52:17,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:52:17,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:52:17,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:52:17,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:52:17,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:52:17,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:52:17,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:52:17,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:52:17,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:52:17,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:52:17,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:52:17,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:52:17,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:52:17,972 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 10:52:18,010 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:52:18,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:52:18,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:52:18,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:52:18,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:52:18,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:52:18,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:52:18,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:52:18,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:52:18,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:52:18,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:52:18,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:52:18,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:52:18,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:52:18,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:52:18,014 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:52:18,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:52:18,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:52:18,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:52:18,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:52:18,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:52:18,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:52:18,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:52:18,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:52:18,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:52:18,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:52:18,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:52:18,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:52:18,021 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 10:52:18,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:52:18,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:52:18,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:52:18,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:52:18,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:52:18,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2019-11-07 10:52:18,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a38c500/e64fa959514e47e38d32355ac36092d5/FLAGb216a148e [2019-11-07 10:52:18,886 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:52:18,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2019-11-07 10:52:18,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a38c500/e64fa959514e47e38d32355ac36092d5/FLAGb216a148e [2019-11-07 10:52:19,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a38c500/e64fa959514e47e38d32355ac36092d5 [2019-11-07 10:52:19,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:52:19,234 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:52:19,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:52:19,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:52:19,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:52:19,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb53db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19, skipping insertion in model container [2019-11-07 10:52:19,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,253 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:52:19,298 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:52:19,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:52:19,735 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:52:19,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:52:19,883 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:52:19,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19 WrapperNode [2019-11-07 10:52:19,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:52:19,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:52:19,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:52:19,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:52:19,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (1/1) ... [2019-11-07 10:52:19,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:52:19,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:52:19,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:52:19,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:52:19,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:19" (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 10:52:20,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:52:20,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:52:20,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:52:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:52:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:52:20,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:52:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:52:20,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:52:20,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:52:20,052 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:52:20,052 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:52:20,052 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:52:20,054 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:52:20,054 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:52:20,054 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:52:20,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:52:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:52:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:52:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:52:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:52:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:52:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:52:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:52:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:52:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:52:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:52:20,059 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:52:20,059 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:52:20,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:52:20,059 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:52:20,059 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:52:20,059 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:52:20,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:52:20,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:52:20,060 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:52:20,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:52:20,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:52:20,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:52:20,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:52:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:52:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:52:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:52:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:52:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:52:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:52:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:52:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:52:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:52:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:52:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:52:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:52:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:52:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:52:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:52:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:52:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:52:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:52:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:52:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:52:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:52:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:52:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:52:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:52:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:52:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:52:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:52:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:52:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:52:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:52:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:52:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:52:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:52:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:52:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:52:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:52:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:52:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:52:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:52:20,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:52:20,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:52:21,636 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:52:21,636 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:52:21,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:52:21 BoogieIcfgContainer [2019-11-07 10:52:21,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:52:21,641 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:52:21,641 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:52:21,642 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:52:21,643 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:52:21" (1/1) ... [2019-11-07 10:52:21,644 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 10:52:21,684 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:52:21,684 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:52:21,696 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:52:21,706 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:52:21,707 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:52:30,907 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:52:32,846 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:52:32,977 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:52:32,996 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-11-07 10:52:33,036 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-11-07 10:52:33,051 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-11-07 10:52:33,513 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-11-07 10:52:34,078 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-11-07 10:52:34,277 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-07 10:52:34,555 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-07 10:52:34,792 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 202 [2019-11-07 10:52:35,186 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 197 [2019-11-07 10:52:35,485 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-07 10:52:35,760 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-07 10:52:37,804 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 176 [2019-11-07 10:52:37,938 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:52:38,074 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:52:38,292 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 176 [2019-11-07 10:52:38,431 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-07 10:52:38,936 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-11-07 10:52:39,131 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-11-07 10:52:39,265 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:52:39,272 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 140 for LOIs [2019-11-07 10:52:39,596 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 146 for LOIs [2019-11-07 10:52:39,606 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 156 for LOIs [2019-11-07 10:52:39,607 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:52:39,625 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:52:39,626 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:52:39,628 INFO L168 Benchmark]: Toolchain (without parser) took 20393.74 ms. Allocated memory was 138.4 MB in the beginning and 558.9 MB in the end (delta: 420.5 MB). Free memory was 101.8 MB in the beginning and 129.7 MB in the end (delta: -27.9 MB). Peak memory consumption was 392.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:39,629 INFO L168 Benchmark]: CDTParser took 1.04 ms. Allocated memory is still 138.4 MB. Free memory is still 121.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 10:52:39,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.84 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.8 MB in the beginning and 169.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:39,631 INFO L168 Benchmark]: Boogie Preprocessor took 84.21 ms. Allocated memory is still 202.4 MB. Free memory was 169.7 MB in the beginning and 165.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:39,634 INFO L168 Benchmark]: RCFGBuilder took 1672.49 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 165.8 MB in the beginning and 147.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:39,636 INFO L168 Benchmark]: Sifa took 17984.67 ms. Allocated memory was 235.9 MB in the beginning and 558.9 MB in the end (delta: 323.0 MB). Free memory was 147.8 MB in the beginning and 129.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 341.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:39,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 ms. Allocated memory is still 138.4 MB. Free memory is still 121.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.84 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.8 MB in the beginning and 169.7 MB in the end (delta: -67.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.21 ms. Allocated memory is still 202.4 MB. Free memory was 169.7 MB in the beginning and 165.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1672.49 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 165.8 MB in the beginning and 147.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * Sifa took 17984.67 ms. Allocated memory was 235.9 MB in the beginning and 558.9 MB in the end (delta: 323.0 MB). Free memory was 147.8 MB in the beginning and 129.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 341.0 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]: 17924, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 34, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 155, TOOLS_POST_TIME[ms]: 11304, TOOLS_POST_CALL_APPLICATIONS: 66, TOOLS_POST_CALL_TIME[ms]: 223, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 95, TOOLS_QUANTIFIERELIM_APPLICATIONS: 279, TOOLS_QUANTIFIERELIM_TIME[ms]: 11491, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11184, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 279, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME[ms]: 4806, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1170, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 107, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4222, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4221, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11403, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11402, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 437, DAG_COMPRESSION_RETAINED_NODES: 184 - UnprovableResult [Line: 780]: 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 642#(and (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (or (and (= |#t~string50.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (<= 0 ~head~0.offset) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (= |#t~string28.offset| 0) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string18.offset|) (<= 0 |#t~string67.offset|) (= |#t~string30.offset| 0) (<= 0 |#t~string46.offset|) (= |#t~string52.offset| 0) (<= |#t~string56.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string44.offset|) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string44.offset| 0) (= |#t~string42.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)) (and (= |#t~string50.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (<= 0 ~head~0.offset) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (= |#t~string28.offset| 0) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string18.offset|) (<= 0 |#t~string67.offset|) (= |#t~string30.offset| 0) (<= 0 |#t~string46.offset|) (= |#t~string52.offset| 0) (<= |#t~string56.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string44.offset|) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string44.offset| 0) (= |#t~string42.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (not (= 0 ~systemActive~0)) (= |#t~string23.offset| 0))) (<= ~waterLevel~0 2147483647) (<= |#t~string50.offset| 0) (<= 0 |#t~string50.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= ~pumpRunning~0 2147483647) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= |#t~string19.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...