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 IntervalDomain --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_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:18:39,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:18:39,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:18:39,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:18:39,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:18:39,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:18:39,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:18:39,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:18:39,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:18:39,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:18:39,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:18:39,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:18:39,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:18:39,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:18:39,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:18:39,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:18:39,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:18:39,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:18:39,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:18:39,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:18:39,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:18:39,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:18:39,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:18:39,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:18:39,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:18:39,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:18:39,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:18:39,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:18:39,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:18:39,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:18:39,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:18:39,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:18:39,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:18:39,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:18:39,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:18:39,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:18:39,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:18:39,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:18:39,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:18:39,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:18:39,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:18:39,246 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 09:18:39,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:18:39,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:18:39,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:18:39,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:18:39,261 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:18:39,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:18:39,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:18:39,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:18:39,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:18:39,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:18:39,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:18:39,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:18:39,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:18:39,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:18:39,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:18:39,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:18:39,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:18:39,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:18:39,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:18:39,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:18:39,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:18:39,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:18:39,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:18:39,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:18:39,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:18:39,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:18:39,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:18:39,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:18:39,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 09:18:39,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:18:39,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:18:39,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:18:39,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:18:39,318 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:18:39,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-21 09:18:39,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34a5b843/c546c0502c5b47ffa2e163494134dafa/FLAG4d4546ca6 [2019-09-21 09:18:39,892 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:18:39,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-21 09:18:39,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34a5b843/c546c0502c5b47ffa2e163494134dafa/FLAG4d4546ca6 [2019-09-21 09:18:40,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c34a5b843/c546c0502c5b47ffa2e163494134dafa [2019-09-21 09:18:40,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:18:40,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:18:40,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:18:40,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:18:40,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:18:40,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69fad3b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40, skipping insertion in model container [2019-09-21 09:18:40,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,211 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:18:40,273 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:18:40,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:18:40,739 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:18:40,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:18:40,856 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:18:40,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40 WrapperNode [2019-09-21 09:18:40,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:18:40,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:18:40,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:18:40,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:18:40,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (1/1) ... [2019-09-21 09:18:40,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:18:40,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:18:40,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:18:40,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:18:40,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:18:40" (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 09:18:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:18:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:18:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:18:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 09:18:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 09:18:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 09:18:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:18:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:18:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:18:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:18:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:18:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:18:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:18:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:18:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:18:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:18:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:18:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:18:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:18:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:18:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:18:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:18:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:18:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:18:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:18:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:18:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:18:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:18:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 09:18:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:18:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:18:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:18:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:18:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 09:18:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:18:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:18:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:18:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:18:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:18:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 09:18:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 09:18:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:18:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:18:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:18:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:18:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:18:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:18:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 09:18:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 09:18:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 09:18:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:18:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:18:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:18:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:18:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:18:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:18:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:18:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:18:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:18:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:18:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:18:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:18:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:18:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:18:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:18:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:18:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:18:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:18:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:18:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:18:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:18:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:18:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:18:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:18:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:18:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:18:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:18:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:18:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 09:18:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 09:18:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:18:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:18:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:18:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:18:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 09:18:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 09:18:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:18:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:18:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:18:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:18:42,523 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:18:42,523 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:18:42,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:18:42 BoogieIcfgContainer [2019-09-21 09:18:42,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:18:42,526 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:18:42,526 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:18:42,526 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:18:42,527 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:18:42" (1/1) ... [2019-09-21 09:18:42,528 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 09:18:42,552 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:18:42,553 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:18:42,562 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:18:42,571 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:18:42,572 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:18:50,625 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 09:18:52,178 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:18:52,302 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:18:52,367 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-21 09:18:52,421 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-21 09:18:52,434 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-21 09:18:54,090 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 09:18:54,093 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-21 09:18:54,158 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 106 for LOIs [2019-09-21 09:18:54,166 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 107 for LOIs [2019-09-21 09:18:54,190 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:18:54,191 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:18:54,193 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 349#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string24.offset| 0) (<= 0 |#t~string49.offset|) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string64.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= |#t~string27.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 |#t~string47.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string26.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-09-21 09:18:54,209 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:18:54,210 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:18:54,212 INFO L168 Benchmark]: Toolchain (without parser) took 14016.01 ms. Allocated memory was 136.3 MB in the beginning and 368.1 MB in the end (delta: 231.7 MB). Free memory was 83.8 MB in the beginning and 103.7 MB in the end (delta: -19.9 MB). Peak memory consumption was 211.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:54,213 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:18:54,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.25 ms. Allocated memory was 136.3 MB in the beginning and 198.2 MB in the end (delta: 61.9 MB). Free memory was 83.6 MB in the beginning and 164.0 MB in the end (delta: -80.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:54,215 INFO L168 Benchmark]: Boogie Preprocessor took 91.98 ms. Allocated memory is still 198.2 MB. Free memory was 164.0 MB in the beginning and 159.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:54,216 INFO L168 Benchmark]: RCFGBuilder took 1575.92 ms. Allocated memory was 198.2 MB in the beginning and 214.4 MB in the end (delta: 16.3 MB). Free memory was 159.9 MB in the beginning and 140.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:54,217 INFO L168 Benchmark]: Sifa took 11684.17 ms. Allocated memory was 214.4 MB in the beginning and 368.1 MB in the end (delta: 153.6 MB). Free memory was 140.7 MB in the beginning and 103.7 MB in the end (delta: 37.0 MB). Peak memory consumption was 190.6 MB. Max. memory is 7.1 GB. [2019-09-21 09:18:54,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.25 ms. Allocated memory was 136.3 MB in the beginning and 198.2 MB in the end (delta: 61.9 MB). Free memory was 83.6 MB in the beginning and 164.0 MB in the end (delta: -80.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.98 ms. Allocated memory is still 198.2 MB. Free memory was 164.0 MB in the beginning and 159.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1575.92 ms. Allocated memory was 198.2 MB in the beginning and 214.4 MB in the end (delta: 16.3 MB). Free memory was 159.9 MB in the beginning and 140.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. * Sifa took 11684.17 ms. Allocated memory was 214.4 MB in the beginning and 368.1 MB in the end (delta: 153.6 MB). Free memory was 140.7 MB in the beginning and 103.7 MB in the end (delta: 37.0 MB). Peak memory consumption was 190.6 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]: 11641, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 223, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 9746, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 157, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 79, TOOLS_QUANTIFIERELIM_APPLICATIONS: 271, TOOLS_QUANTIFIERELIM_TIME[ms]: 9882, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9673, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 227, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 1411, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 76, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1177, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1176, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 9842, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9841, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 397, DAG_COMPRESSION_RETAINED_NODES: 216 - UnprovableResult [Line: 201]: 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 349#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string24.offset| 0) (<= 0 |#t~string49.offset|) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string64.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= |#t~string27.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 |#t~string47.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string26.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...