java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:38:21,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:38:21,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:38:21,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:38:21,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:38:21,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:38:21,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:38:21,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:38:21,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:38:21,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:38:21,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:38:21,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:38:21,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:38:21,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:38:21,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:38:21,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:38:21,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:38:21,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:38:21,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:38:21,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:38:21,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:38:21,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:38:21,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:38:21,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:38:21,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:38:21,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:38:21,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:38:21,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:38:21,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:38:21,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:38:21,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:38:21,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:38:21,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:38:21,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:38:21,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:38:21,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:38:21,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:38:21,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:38:21,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:38:21,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:38:21,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:38:21,169 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 [2019-09-21 08:38:21,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:38:21,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:38:21,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:38:21,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:38:21,185 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:38:21,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:38:21,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:38:21,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:38:21,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:38:21,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:38:21,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:38:21,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:38:21,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:38:21,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:38:21,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:38:21,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:38:21,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:38:21,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:38:21,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:38:21,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:38:21,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:38:21,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:21,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:38:21,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:38:21,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:38:21,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:38:21,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:38:21,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:38:21,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> 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_QUICK [2019-09-21 08:38:21,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:38:21,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:38:21,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:38:21,237 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:38:21,238 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:38:21,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c [2019-09-21 08:38:21,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce956fdaa/37362a08719d47a391e22f79eaca4db8/FLAG0eaf6e866 [2019-09-21 08:38:21,811 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:38:21,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c [2019-09-21 08:38:21,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce956fdaa/37362a08719d47a391e22f79eaca4db8/FLAG0eaf6e866 [2019-09-21 08:38:22,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce956fdaa/37362a08719d47a391e22f79eaca4db8 [2019-09-21 08:38:22,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:38:22,086 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:38:22,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:22,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:38:22,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:38:22,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b1b3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22, skipping insertion in model container [2019-09-21 08:38:22,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,103 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:38:22,151 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:38:22,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:22,632 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:38:22,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:22,850 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:38:22,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22 WrapperNode [2019-09-21 08:38:22,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:22,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:38:22,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:38:22,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:38:22,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (1/1) ... [2019-09-21 08:38:22,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:38:23,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:38:23,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:38:23,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:38:23,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:22" (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 [2019-09-21 08:38:23,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:38:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:38:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:23,076 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:38:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:38:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:38:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:38:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:38:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:38:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:38:23,078 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:38:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:38:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:38:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:38:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:38:23,079 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:38:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:38:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:38:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:38:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:38:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:38:23,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:38:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:38:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:38:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:38:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:38:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:38:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:38:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:38:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:38:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:38:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:38:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:38:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:38:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:38:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:38:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:38:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:38:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:38:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:38:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:38:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:38:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:38:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:38:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:38:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:38:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:38:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:38:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:38:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:38:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:38:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:38:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:38:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:38:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:38:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:38:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:38:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:38:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:38:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:38:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:38:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:38:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:38:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:38:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:38:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:38:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:38:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:38:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:38:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:38:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:38:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:38:24,711 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:38:24,711 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:38:24,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:24 BoogieIcfgContainer [2019-09-21 08:38:24,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:38:24,714 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:38:24,714 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:38:24,714 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:38:24,715 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,716 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:38:24,740 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:38:24,740 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:38:24,752 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:38:24,763 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:38:24,765 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:38:34,845 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:38:36,520 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:38:36,674 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:36,827 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:36,957 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:36,981 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-21 08:38:37,043 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-21 08:38:37,060 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-21 08:38:37,217 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:38:37,343 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:38:37,996 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:38:38,367 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:38:38,684 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:38:39,004 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:38:39,369 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 520 [2019-09-21 08:38:39,680 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 520 [2019-09-21 08:38:40,406 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:38:40,534 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:38:40,637 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:38:40,979 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:38:41,218 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:38:41,492 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 545 [2019-09-21 08:38:41,712 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:38:41,912 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 507 [2019-09-21 08:38:42,018 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:38:42,123 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:38:42,408 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:38:42,905 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:38:43,123 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:38:43,345 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-21 08:38:43,543 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:38:43,561 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:38:43,562 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 498 for LOIs [2019-09-21 08:38:43,859 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-21 08:38:43,862 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:38:43,864 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:38:43,864 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:38:43,866 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 376#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:38:43,880 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:38:43,880 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:38:43,882 INFO L168 Benchmark]: Toolchain (without parser) took 21795.75 ms. Allocated memory was 131.1 MB in the beginning and 710.4 MB in the end (delta: 579.3 MB). Free memory was 85.8 MB in the beginning and 668.0 MB in the end (delta: -582.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:38:43,883 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-21 08:38:43,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.26 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.6 MB in the beginning and 160.4 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:43,885 INFO L168 Benchmark]: Boogie Preprocessor took 147.10 ms. Allocated memory is still 198.7 MB. Free memory was 159.7 MB in the beginning and 155.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:43,886 INFO L168 Benchmark]: RCFGBuilder took 1712.93 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 155.8 MB in the beginning and 134.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:43,886 INFO L168 Benchmark]: Sifa took 19166.83 ms. Allocated memory was 219.2 MB in the beginning and 710.4 MB in the end (delta: 491.3 MB). Free memory was 134.3 MB in the beginning and 668.0 MB in the end (delta: -533.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:38:43,890 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 131.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 763.26 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.6 MB in the beginning and 160.4 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 147.10 ms. Allocated memory is still 198.7 MB. Free memory was 159.7 MB in the beginning and 155.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1712.93 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 155.8 MB in the beginning and 134.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 19166.83 ms. Allocated memory was 219.2 MB in the beginning and 710.4 MB in the end (delta: 491.3 MB). Free memory was 134.3 MB in the beginning and 668.0 MB in the end (delta: -533.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 19126, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 183, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 122, TOOLS_POST_TIME[ms]: 11982, TOOLS_POST_CALL_APPLICATIONS: 57, TOOLS_POST_CALL_TIME[ms]: 218, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 93, TOOLS_QUANTIFIERELIM_APPLICATIONS: 228, TOOLS_QUANTIFIERELIM_TIME[ms]: 12184, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11846, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 185, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 62, DOMAIN_JOIN_TIME[ms]: 6452, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 35, DOMAIN_ISBOTTOM_TIME[ms]: 203, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3010, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3010, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12299, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12298, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 430, DAG_COMPRESSION_RETAINED_NODES: 199 - UnprovableResult [Line: 428]: 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 376#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...