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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:21:26,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:21:26,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:21:26,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:21:26,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:21:26,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:21:26,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:21:26,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:21:26,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:21:26,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:21:26,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:21:26,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:21:26,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:21:26,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:21:26,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:21:26,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:21:26,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:21:26,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:21:26,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:21:26,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:21:26,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:21:26,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:21:26,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:21:26,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:21:26,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:21:26,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:21:26,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:21:26,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:21:26,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:21:26,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:21:26,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:21:26,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:21:26,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:21:26,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:21:26,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:21:26,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:21:26,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:21:26,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:21:26,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:21:26,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:21:26,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:21:26,255 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 [2019-09-19 17:21:26,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:21:26,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:21:26,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:21:26,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:21:26,282 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:21:26,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:21:26,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:21:26,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:21:26,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:21:26,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:21:26,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:21:26,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:21:26,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:21:26,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:21:26,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:21:26,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:21:26,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:21:26,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:21:26,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:21:26,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:21:26,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:21:26,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:21:26,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:21:26,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:21:26,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:21:26,288 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:21:26,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:21:26,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:21:26,289 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:21:26,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:21:26,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:21:26,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:21:26,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:21:26,360 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:21:26,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-19 17:21:26,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74d869585/f60da39940ce44a4a245cb0daf5d9c48/FLAGd6c025335 [2019-09-19 17:21:26,999 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:21:26,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-19 17:21:27,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74d869585/f60da39940ce44a4a245cb0daf5d9c48/FLAGd6c025335 [2019-09-19 17:21:27,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74d869585/f60da39940ce44a4a245cb0daf5d9c48 [2019-09-19 17:21:27,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:21:27,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:21:27,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:21:27,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:21:27,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:21:27,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:27,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bbdfd47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27, skipping insertion in model container [2019-09-19 17:21:27,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:27,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:21:27,382 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:21:27,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:21:27,841 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:21:27,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:21:27,993 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:21:27,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27 WrapperNode [2019-09-19 17:21:27,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:21:27,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:21:27,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:21:27,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:21:28,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (1/1) ... [2019-09-19 17:21:28,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:21:28,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:21:28,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:21:28,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:21:28,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:21:27" (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 [2019-09-19 17:21:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:21:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:21:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:21:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 17:21:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 17:21:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:21:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:21:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:21:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:21:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:21:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:21:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 17:21:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:21:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:21:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 17:21:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:21:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:21:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:21:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:21:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:21:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:21:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:21:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 17:21:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 17:21:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 17:21:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:21:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:21:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:21:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:21:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:21:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:21:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:21:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:21:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:21:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:21:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:21:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:21:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:21:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:21:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:21:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:21:28,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 17:21:28,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 17:21:28,193 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:21:28,193 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:21:28,193 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:21:28,193 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:21:28,193 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:21:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 17:21:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:21:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 17:21:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 17:21:28,194 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:21:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:21:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:21:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:21:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:21:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:21:28,195 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:21:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 17:21:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 17:21:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:21:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:21:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:21:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:21:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:21:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:21:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:21:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:21:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:21:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:21:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:21:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:21:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:21:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:21:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:21:28,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:21:28,199 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:21:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:21:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:21:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:21:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:21:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:21:28,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:21:29,902 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:21:29,902 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:21:29,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:21:29 BoogieIcfgContainer [2019-09-19 17:21:29,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:21:29,904 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:21:29,904 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:21:29,905 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:21:29,906 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:21:29" (1/1) ... [2019-09-19 17:21:29,906 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-19 17:21:29,933 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:21:29,933 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:21:29,951 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:21:29,961 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:21:29,963 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:21:53,958 WARN L191 SmtUtils]: Spent 15.05 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 17:21:55,653 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:22:00,002 WARN L191 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 17:22:02,022 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 17:22:04,022 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 17:22:04,047 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 17:22:04,085 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 16 for LOIs [2019-09-19 17:22:04,095 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 18 for LOIs [2019-09-19 17:22:05,640 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 17:22:05,725 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 17:22:05,737 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 17:22:05,745 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:22:05,747 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:22:05,747 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:22:05,749 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1371#true [2019-09-19 17:22:05,760 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:22:05,761 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:22:05,763 INFO L168 Benchmark]: Toolchain (without parser) took 38460.06 ms. Allocated memory was 134.2 MB in the beginning and 424.7 MB in the end (delta: 290.5 MB). Free memory was 88.6 MB in the beginning and 344.0 MB in the end (delta: -255.4 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. [2019-09-19 17:22:05,763 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:22:05,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.82 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 88.6 MB in the beginning and 163.4 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:22:05,765 INFO L168 Benchmark]: Boogie Preprocessor took 122.72 ms. Allocated memory is still 201.3 MB. Free memory was 163.4 MB in the beginning and 158.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-19 17:22:05,766 INFO L168 Benchmark]: RCFGBuilder took 1786.06 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 158.9 MB in the beginning and 143.1 MB in the end (delta: 15.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-09-19 17:22:05,767 INFO L168 Benchmark]: Sifa took 35856.75 ms. Allocated memory was 228.1 MB in the beginning and 424.7 MB in the end (delta: 196.6 MB). Free memory was 143.1 MB in the beginning and 344.0 MB in the end (delta: -200.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:22:05,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.82 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 88.6 MB in the beginning and 163.4 MB in the end (delta: -74.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.72 ms. Allocated memory is still 201.3 MB. Free memory was 163.4 MB in the beginning and 158.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1786.06 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 158.9 MB in the beginning and 143.1 MB in the end (delta: 15.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * Sifa took 35856.75 ms. Allocated memory was 228.1 MB in the beginning and 424.7 MB in the end (delta: 196.6 MB). Free memory was 143.1 MB in the beginning and 344.0 MB in the end (delta: -200.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 35816, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 468, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 305, TOOLS_POST_TIME[ms]: 29996, TOOLS_POST_CALL_APPLICATIONS: 130, TOOLS_POST_CALL_TIME[ms]: 89, TOOLS_POST_RETURN_APPLICATIONS: 121, TOOLS_POST_RETURN_TIME[ms]: 55, TOOLS_QUANTIFIERELIM_APPLICATIONS: 556, TOOLS_QUANTIFIERELIM_TIME[ms]: 30048, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29933, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 483, FLUID_YES_ANSWERS: 483, DOMAIN_JOIN_APPLICATIONS: 129, DOMAIN_JOIN_TIME[ms]: 4887, DOMAIN_ALPHA_APPLICATIONS: 483, DOMAIN_ALPHA_TIME[ms]: 545, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 78, DOMAIN_ISBOTTOM_TIME[ms]: 51, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1192, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1191, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 121, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34374, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34372, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 50, DAG_COMPRESSION_PROCESSED_NODES: 649, DAG_COMPRESSION_RETAINED_NODES: 361 - UnprovableResult [Line: 829]: 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 1371#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...