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_spec2_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:15:21,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:15:21,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:15:21,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:15:21,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:15:21,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:15:21,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:15:21,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:15:21,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:15:21,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:15:21,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:15:21,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:15:21,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:15:21,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:15:21,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:15:21,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:15:21,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:15:21,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:15:21,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:15:21,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:15:21,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:15:21,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:15:21,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:15:21,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:15:21,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:15:21,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:15:21,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:15:21,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:15:21,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:15:21,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:15:21,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:15:21,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:15:21,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:15:21,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:15:21,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:15:21,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:15:21,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:15:21,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:15:21,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:15:21,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:15:21,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:15:21,227 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 09:15:21,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:15:21,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:15:21,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:15:21,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:15:21,244 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:15:21,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:15:21,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:15:21,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:15:21,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:15:21,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:15:21,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:15:21,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:15:21,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:15:21,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:15:21,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:15:21,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:15:21,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:15:21,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:15:21,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:15:21,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:15:21,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:15:21,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:15:21,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:15:21,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:15:21,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:15:21,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:15:21,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:15:21,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:15:21,249 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 09:15:21,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:15:21,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:15:21,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:15:21,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:15:21,299 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:15:21,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-21 09:15:21,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f5ccb11/64120eb75a2949bf8e4f3d8805389dcd/FLAG2c3f52641 [2019-09-21 09:15:21,853 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:15:21,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-21 09:15:21,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f5ccb11/64120eb75a2949bf8e4f3d8805389dcd/FLAG2c3f52641 [2019-09-21 09:15:22,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f5ccb11/64120eb75a2949bf8e4f3d8805389dcd [2019-09-21 09:15:22,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:15:22,219 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:15:22,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:15:22,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:15:22,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:15:22,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22, skipping insertion in model container [2019-09-21 09:15:22,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,240 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:15:22,309 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:15:22,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:15:22,764 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:15:22,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:15:22,900 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:15:22,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22 WrapperNode [2019-09-21 09:15:22,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:15:22,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:15:22,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:15:22,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:15:22,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:15:22,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:15:22,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:15:22,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:15:22,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22" (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 09:15:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:15:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:15:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:15:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:15:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:15:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 09:15:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:15:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:15:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:15:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:15:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:15:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:15:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 09:15:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:15:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:15:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:15:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:15:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:15:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:15:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:15:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:15:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:15:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 09:15:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:15:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:15:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:15:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:15:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:15:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:15:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:15:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:15:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:15:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:15:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:15:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:15:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:15:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:15:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:15:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:15:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:15:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:15:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:15:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:15:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:15:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:15:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 09:15:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:15:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:15:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:15:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:15:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:15:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:15:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:15:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:15:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 09:15:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 09:15:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:15:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:15:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:15:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:15:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:15:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:15:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:15:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:15:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:15:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:15:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:15:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:15:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:15:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:15:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:15:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:15:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:15:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:15:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:15:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:15:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:15:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:15:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:15:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:15:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:15:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:15:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:15:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:15:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:15:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:15:24,788 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:15:24,788 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:15:24,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:15:24 BoogieIcfgContainer [2019-09-21 09:15:24,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:15:24,790 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:15:24,790 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:15:24,791 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:15:24,792 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:15:24" (1/1) ... [2019-09-21 09:15:24,792 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 09:15:24,819 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:15:24,819 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:15:24,831 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:15:24,842 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:15:24,844 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:15:35,103 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 09:15:36,736 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:15:36,889 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:15:36,966 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 117 for LOIs [2019-09-21 09:15:37,028 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 117 for LOIs [2019-09-21 09:15:37,041 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 117 for LOIs [2019-09-21 09:15:38,414 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 09:15:38,416 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 110 for LOIs [2019-09-21 09:15:38,507 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 104 for LOIs [2019-09-21 09:15:38,515 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 104 for LOIs [2019-09-21 09:15:38,531 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:15:38,532 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:15:38,535 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 341#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= |#t~string66.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)) [2019-09-21 09:15:38,551 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:15:38,552 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:15:38,556 INFO L168 Benchmark]: Toolchain (without parser) took 16334.57 ms. Allocated memory was 130.5 MB in the beginning and 348.7 MB in the end (delta: 218.1 MB). Free memory was 85.2 MB in the beginning and 119.6 MB in the end (delta: -34.4 MB). Peak memory consumption was 183.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:38,557 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:15:38,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.22 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.0 MB in the beginning and 162.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:38,561 INFO L168 Benchmark]: Boogie Preprocessor took 90.77 ms. Allocated memory is still 198.2 MB. Free memory was 162.6 MB in the beginning and 158.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:38,568 INFO L168 Benchmark]: RCFGBuilder took 1796.71 ms. Allocated memory was 198.2 MB in the beginning and 217.1 MB in the end (delta: 18.9 MB). Free memory was 158.7 MB in the beginning and 139.4 MB in the end (delta: 19.3 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:38,569 INFO L168 Benchmark]: Sifa took 13762.07 ms. Allocated memory was 217.1 MB in the beginning and 348.7 MB in the end (delta: 131.6 MB). Free memory was 139.4 MB in the beginning and 119.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 151.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:38,583 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 130.5 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.22 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.0 MB in the beginning and 162.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.77 ms. Allocated memory is still 198.2 MB. Free memory was 162.6 MB in the beginning and 158.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1796.71 ms. Allocated memory was 198.2 MB in the beginning and 217.1 MB in the end (delta: 18.9 MB). Free memory was 158.7 MB in the beginning and 139.4 MB in the end (delta: 19.3 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. * Sifa took 13762.07 ms. Allocated memory was 217.1 MB in the beginning and 348.7 MB in the end (delta: 131.6 MB). Free memory was 139.4 MB in the beginning and 119.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 151.4 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]: 13716, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 217, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 12040, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 166, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 93, TOOLS_QUANTIFIERELIM_APPLICATIONS: 261, TOOLS_QUANTIFIERELIM_TIME[ms]: 12191, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11963, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 221, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 1091, 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]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 99, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 942, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 941, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12178, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12177, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 417, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 435]: 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 341#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= |#t~string66.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...