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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:47:41,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:47:41,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:47:41,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:47:41,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:47:41,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:47:41,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:47:41,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:47:41,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:47:41,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:47:41,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:47:41,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:47:41,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:47:41,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:47:41,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:47:41,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:47:41,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:47:41,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:47:41,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:47:41,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:47:41,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:47:41,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:47:41,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:47:41,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:47:41,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:47:41,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:47:41,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:47:41,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:47:41,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:47:41,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:47:41,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:47:41,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:47:41,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:47:41,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:47:41,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:47:41,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:47:41,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:47:41,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:47:41,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:47:41,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:47:41,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:47:41,128 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 [2019-09-25 15:47:41,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:47:41,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:47:41,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:47:41,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:47:41,144 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:47:41,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:47:41,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:47:41,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:47:41,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:47:41,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:47:41,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:47:41,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:47:41,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:47:41,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:47:41,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:47:41,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:47:41,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:47:41,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:47:41,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:47:41,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:47:41,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:47:41,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:47:41,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:47:41,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:47:41,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:47:41,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:47:41,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:47:41,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:47:41,149 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:47:41,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:47:41,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:47:41,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:47:41,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:47:41,202 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:47:41,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2019-09-25 15:47:41,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c06ae5612/f14c7d2e7f8c4ec8987b4ef57549950f/FLAGb9bb88465 [2019-09-25 15:47:41,899 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:47:41,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product52.cil.c [2019-09-25 15:47:41,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c06ae5612/f14c7d2e7f8c4ec8987b4ef57549950f/FLAGb9bb88465 [2019-09-25 15:47:42,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c06ae5612/f14c7d2e7f8c4ec8987b4ef57549950f [2019-09-25 15:47:42,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:47:42,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:47:42,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:42,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:47:42,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:47:42,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2dc4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42, skipping insertion in model container [2019-09-25 15:47:42,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,212 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:47:42,268 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:47:42,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:42,702 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:47:42,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:47:42,820 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:47:42,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42 WrapperNode [2019-09-25 15:47:42,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:47:42,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:47:42,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:47:42,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:47:42,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (1/1) ... [2019-09-25 15:47:42,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:47:42,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:47:42,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:47:42,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:47:42,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:47:42" (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 [2019-09-25 15:47:43,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:47:43,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:47:43,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:47:43,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:47:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:47:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:47:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:47:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:47:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:47:43,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:47:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:47:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:43,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:47:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:47:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:47:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:47:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:47:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:47:43,014 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:47:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:47:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:47:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:47:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:47:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:47:43,015 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:47:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:47:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:47:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:47:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:47:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:47:43,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:47:43,017 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:47:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:47:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:47:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:47:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:47:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:47:43,018 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:47:43,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:47:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:47:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:47:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:47:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:47:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:47:43,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:47:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:47:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:47:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:47:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:47:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:47:43,021 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:47:43,022 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:47:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:47:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:47:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:47:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:47:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:47:43,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 15:47:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 15:47:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:47:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:47:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:47:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:47:43,024 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:47:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 15:47:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 15:47:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:47:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:47:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:47:43,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:47:43,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:47:43,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:47:44,602 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:47:44,602 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:47:44,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:44 BoogieIcfgContainer [2019-09-25 15:47:44,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:47:44,605 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:47:44,606 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:47:44,606 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:47:44,608 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:47:44" (1/1) ... [2019-09-25 15:47:44,608 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-25 15:47:44,651 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:47:44,652 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:47:44,668 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:47:44,684 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:47:44,686 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:47:54,493 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:47:56,333 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:47:56,504 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:56,656 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:56,783 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:47:56,802 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 15:47:56,851 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 15:47:56,867 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 15:47:57,047 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:47:57,233 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 15:47:57,697 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:58,033 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:58,326 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:58,629 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:58,863 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:59,073 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:47:59,263 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 15:48:04,899 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:48:04,903 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 78 for LOIs [2019-09-25 15:48:04,939 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 15:48:04,944 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 15:48:04,951 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:48:04,951 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:48:04,953 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1547#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string44.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)) [2019-09-25 15:48:04,965 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:48:04,966 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:48:04,967 INFO L168 Benchmark]: Toolchain (without parser) took 22770.67 ms. Allocated memory was 132.1 MB in the beginning and 675.3 MB in the end (delta: 543.2 MB). Free memory was 85.7 MB in the beginning and 187.3 MB in the end (delta: -101.6 MB). Peak memory consumption was 441.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:04,968 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:48:04,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.01 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 85.5 MB in the beginning and 163.4 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:04,970 INFO L168 Benchmark]: Boogie Preprocessor took 116.90 ms. Allocated memory is still 199.8 MB. Free memory was 163.4 MB in the beginning and 158.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:04,971 INFO L168 Benchmark]: RCFGBuilder took 1666.16 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 158.9 MB in the beginning and 135.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:04,972 INFO L168 Benchmark]: Sifa took 20360.51 ms. Allocated memory was 222.3 MB in the beginning and 675.3 MB in the end (delta: 453.0 MB). Free memory was 135.7 MB in the beginning and 187.3 MB in the end (delta: -51.6 MB). Peak memory consumption was 401.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:04,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 623.01 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 85.5 MB in the beginning and 163.4 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.90 ms. Allocated memory is still 199.8 MB. Free memory was 163.4 MB in the beginning and 158.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1666.16 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 158.9 MB in the beginning and 135.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. * Sifa took 20360.51 ms. Allocated memory was 222.3 MB in the beginning and 675.3 MB in the end (delta: 453.0 MB). Free memory was 135.7 MB in the beginning and 187.3 MB in the end (delta: -51.6 MB). Peak memory consumption was 401.4 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]: 20302, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 668, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 430, TOOLS_POST_TIME[ms]: 11890, TOOLS_POST_CALL_APPLICATIONS: 187, TOOLS_POST_CALL_TIME[ms]: 312, TOOLS_POST_RETURN_APPLICATIONS: 180, TOOLS_POST_RETURN_TIME[ms]: 135, TOOLS_QUANTIFIERELIM_APPLICATIONS: 796, TOOLS_QUANTIFIERELIM_TIME[ms]: 12121, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11724, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 694, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 196, DOMAIN_JOIN_TIME[ms]: 7289, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 140, DOMAIN_ISSUBSETEQ_APPLICATIONS: 26, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 112, DOMAIN_ISBOTTOM_TIME[ms]: 256, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4314, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4313, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 26, CALL_SUMMARIZER_APPLICATIONS: 180, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12149, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12147, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 702, DAG_COMPRESSION_RETAINED_NODES: 381 - UnprovableResult [Line: 516]: 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 1547#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string44.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...