java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:16:49,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:16:49,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:16:49,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:16:49,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:16:49,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:16:49,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:16:49,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:16:49,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:16:49,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:16:49,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:16:49,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:16:49,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:16:49,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:16:49,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:16:49,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:16:49,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:16:49,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:16:49,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:16:49,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:16:49,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:16:49,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:16:49,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:16:49,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:16:49,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:16:49,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:16:49,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:16:49,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:16:49,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:16:49,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:16:49,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:16:49,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:16:49,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:16:49,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:16:49,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:16:49,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:16:49,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:16:49,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:16:49,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:16:49,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:16:49,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:16:49,194 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 [2019-10-07 15:16:49,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:16:49,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:16:49,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:16:49,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:16:49,215 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:16:49,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:16:49,215 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:16:49,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:16:49,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:16:49,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:16:49,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:16:49,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:16:49,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:16:49,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:16:49,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:16:49,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:16:49,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:16:49,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:16:49,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:16:49,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:16:49,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:16:49,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:49,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:16:49,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:16:49,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:16:49,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:16:49,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:16:49,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:16:49,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 15:16:49,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:16:49,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:16:49,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:16:49,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:16:49,567 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:16:49,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-10-07 15:16:49,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f6775cd/318024e4307f47b88535bc18b135d435/FLAG95fb3fded [2019-10-07 15:16:50,221 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:16:50,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-10-07 15:16:50,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f6775cd/318024e4307f47b88535bc18b135d435/FLAG95fb3fded [2019-10-07 15:16:50,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f6775cd/318024e4307f47b88535bc18b135d435 [2019-10-07 15:16:50,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:16:50,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:16:50,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:50,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:16:50,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:16:50,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:50" (1/1) ... [2019-10-07 15:16:50,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a2b304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:50, skipping insertion in model container [2019-10-07 15:16:50,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:50" (1/1) ... [2019-10-07 15:16:50,503 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:16:50,567 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:16:51,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:51,052 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:16:51,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:51,187 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:16:51,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51 WrapperNode [2019-10-07 15:16:51,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:51,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:16:51,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:16:51,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:16:51,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:16:51,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:16:51,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:16:51,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:16:51,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (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 [2019-10-07 15:16:51,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:16:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:16:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:16:51,349 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:16:51,350 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:16:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:16:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:51,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:16:51,352 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:16:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:16:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:16:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:16:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:16:51,353 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:16:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:16:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:16:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:16:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:16:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:16:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:16:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:51,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:51,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:16:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:16:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:16:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:16:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:16:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:16:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-07 15:16:51,360 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:16:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:16:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:16:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:16:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:16:51,360 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:16:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:16:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:16:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:16:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:16:51,361 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:16:51,362 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:16:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:16:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:16:51,363 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:16:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:16:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:16:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:16:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:16:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:16:51,364 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:16:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:16:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:16:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:16:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:16:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:16:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:16:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:16:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:16:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:16:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:16:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-07 15:16:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:16:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:16:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:16:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:16:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:16:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:16:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:16:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:16:52,988 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:16:52,989 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:16:52,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:52 BoogieIcfgContainer [2019-10-07 15:16:52,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:16:52,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:16:52,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:16:52,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:16:52,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:16:50" (1/3) ... [2019-10-07 15:16:52,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e31844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:52, skipping insertion in model container [2019-10-07 15:16:52,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (2/3) ... [2019-10-07 15:16:52,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e31844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:52, skipping insertion in model container [2019-10-07 15:16:52,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:52" (3/3) ... [2019-10-07 15:16:52,999 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2019-10-07 15:16:53,009 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:16:53,019 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:16:53,030 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:16:53,065 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:16:53,065 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:16:53,065 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:16:53,065 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:16:53,065 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:16:53,065 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:16:53,065 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:16:53,065 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:16:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2019-10-07 15:16:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:16:53,108 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:53,109 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:16:53,111 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:53,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:53,117 INFO L82 PathProgramCache]: Analyzing trace with hash 697575262, now seen corresponding path program 1 times [2019-10-07 15:16:53,126 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:53,126 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,126 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,126 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:53,449 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,449 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:53,450 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:16:53,454 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:16:53,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:16:53,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:53,471 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2019-10-07 15:16:53,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:53,509 INFO L93 Difference]: Finished difference Result 188 states and 227 transitions. [2019-10-07 15:16:53,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:16:53,510 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:16:53,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:53,523 INFO L225 Difference]: With dead ends: 188 [2019-10-07 15:16:53,523 INFO L226 Difference]: Without dead ends: 96 [2019-10-07 15:16:53,528 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:53,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2019-10-07 15:16:53,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2019-10-07 15:16:53,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-10-07 15:16:53,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2019-10-07 15:16:53,580 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 46 [2019-10-07 15:16:53,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:53,580 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2019-10-07 15:16:53,580 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:16:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2019-10-07 15:16:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:16:53,584 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:53,584 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:16:53,584 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:53,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:53,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1162433170, now seen corresponding path program 1 times [2019-10-07 15:16:53,586 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:53,586 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,586 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,586 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:53,707 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,708 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:53,708 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:16:53,710 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:16:53,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:16:53,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:53,711 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 3 states. [2019-10-07 15:16:53,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:53,730 INFO L93 Difference]: Finished difference Result 142 states and 161 transitions. [2019-10-07 15:16:53,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:16:53,731 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:16:53,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:53,733 INFO L225 Difference]: With dead ends: 142 [2019-10-07 15:16:53,733 INFO L226 Difference]: Without dead ends: 88 [2019-10-07 15:16:53,735 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:53,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-10-07 15:16:53,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2019-10-07 15:16:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-10-07 15:16:53,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 98 transitions. [2019-10-07 15:16:53,748 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 98 transitions. Word has length 47 [2019-10-07 15:16:53,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:53,748 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 98 transitions. [2019-10-07 15:16:53,749 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:16:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2019-10-07 15:16:53,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-07 15:16:53,751 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:53,751 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:16:53,751 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:53,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:53,752 INFO L82 PathProgramCache]: Analyzing trace with hash 948937328, now seen corresponding path program 1 times [2019-10-07 15:16:53,752 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:53,752 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,753 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,753 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:53,942 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,942 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:53,942 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:53,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:53,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:53,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:53,944 INFO L87 Difference]: Start difference. First operand 88 states and 98 transitions. Second operand 7 states. [2019-10-07 15:16:54,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:54,265 INFO L93 Difference]: Finished difference Result 151 states and 172 transitions. [2019-10-07 15:16:54,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:16:54,266 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-07 15:16:54,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:54,270 INFO L225 Difference]: With dead ends: 151 [2019-10-07 15:16:54,270 INFO L226 Difference]: Without dead ends: 88 [2019-10-07 15:16:54,272 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:16:54,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-10-07 15:16:54,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2019-10-07 15:16:54,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-10-07 15:16:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 97 transitions. [2019-10-07 15:16:54,289 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 97 transitions. Word has length 50 [2019-10-07 15:16:54,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:54,289 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 97 transitions. [2019-10-07 15:16:54,289 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:54,290 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2019-10-07 15:16:54,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-07 15:16:54,291 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:54,292 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:16:54,292 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:54,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:54,292 INFO L82 PathProgramCache]: Analyzing trace with hash -1899125145, now seen corresponding path program 1 times [2019-10-07 15:16:54,293 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:54,293 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,293 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:54,293 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:54,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:54,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:54,469 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,469 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:54,470 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:16:54,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:16:54,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:16:54,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:16:54,473 INFO L87 Difference]: Start difference. First operand 88 states and 97 transitions. Second operand 6 states. [2019-10-07 15:16:54,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:54,661 INFO L93 Difference]: Finished difference Result 206 states and 235 transitions. [2019-10-07 15:16:54,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:54,662 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-10-07 15:16:54,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:54,665 INFO L225 Difference]: With dead ends: 206 [2019-10-07 15:16:54,666 INFO L226 Difference]: Without dead ends: 143 [2019-10-07 15:16:54,667 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-07 15:16:54,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-10-07 15:16:54,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 139. [2019-10-07 15:16:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-10-07 15:16:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 155 transitions. [2019-10-07 15:16:54,689 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 155 transitions. Word has length 58 [2019-10-07 15:16:54,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:54,689 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 155 transitions. [2019-10-07 15:16:54,690 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:16:54,690 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 155 transitions. [2019-10-07 15:16:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-07 15:16:54,693 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:54,693 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:16:54,693 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:54,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:54,694 INFO L82 PathProgramCache]: Analyzing trace with hash 179751501, now seen corresponding path program 1 times [2019-10-07 15:16:54,694 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:54,694 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,694 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:54,694 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:54,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:54,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:54,856 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,857 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:54,857 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:54,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:54,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:54,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:54,858 INFO L87 Difference]: Start difference. First operand 139 states and 155 transitions. Second operand 7 states. [2019-10-07 15:16:55,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:55,210 INFO L93 Difference]: Finished difference Result 219 states and 252 transitions. [2019-10-07 15:16:55,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:55,210 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-07 15:16:55,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:55,211 INFO L225 Difference]: With dead ends: 219 [2019-10-07 15:16:55,211 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:16:55,215 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-07 15:16:55,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:16:55,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:16:55,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:16:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:16:55,217 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-07 15:16:55,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:55,217 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:16:55,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:16:55,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:16:55,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point L401-2(lines 401 422) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point L423(lines 400 424) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 376 431) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 376 431) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point L477-1(line 477) no Hoare annotation was computed. [2019-10-07 15:16:55,986 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 432 491) no Hoare annotation was computed. [2019-10-07 15:16:55,987 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-10-07 15:16:55,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 432 491) no Hoare annotation was computed. [2019-10-07 15:16:55,987 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 432 491) no Hoare annotation was computed. [2019-10-07 15:16:55,987 INFO L443 ceAbstractionStarter]: For program point L458-2(lines 458 483) no Hoare annotation was computed. [2019-10-07 15:16:55,987 INFO L443 ceAbstractionStarter]: For program point L484(lines 457 485) no Hoare annotation was computed. [2019-10-07 15:16:55,987 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-07 15:16:55,988 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-07 15:16:55,988 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-07 15:16:55,988 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-07 15:16:55,988 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 198 220) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:55,988 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 198 220) no Hoare annotation was computed. [2019-10-07 15:16:55,988 INFO L439 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:55,989 INFO L439 ceAbstractionStarter]: At program point L210-1(line 210) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:55,989 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 215) no Hoare annotation was computed. [2019-10-07 15:16:55,989 INFO L443 ceAbstractionStarter]: For program point L208-1(lines 208 215) no Hoare annotation was computed. [2019-10-07 15:16:55,989 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-10-07 15:16:55,989 INFO L439 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:55,989 INFO L439 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:55,990 INFO L439 ceAbstractionStarter]: At program point L204-1(line 204) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:55,990 INFO L443 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2019-10-07 15:16:55,990 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-07 15:16:55,990 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 155 178) no Hoare annotation was computed. [2019-10-07 15:16:55,990 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 155 178) no Hoare annotation was computed. [2019-10-07 15:16:55,990 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 155 178) no Hoare annotation was computed. [2019-10-07 15:16:55,990 INFO L443 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2019-10-07 15:16:55,991 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-07 15:16:55,992 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-07 15:16:55,992 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-07 15:16:55,992 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-07 15:16:56,012 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 798 806) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 798 806) the Hoare annotation is: true [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point L850-1(line 850) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 843 861) the Hoare annotation is: true [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 843 861) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L446 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: true [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 807 842) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point L837-1(line 837) no Hoare annotation was computed. [2019-10-07 15:16:56,013 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 807 842) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 330 375) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 330 375) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 643 688) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 643 688) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L439 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,014 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 187 197) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 187 197) no Hoare annotation was computed. [2019-10-07 15:16:56,014 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 187 197) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 787 797) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 787 797) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 779 786) the Hoare annotation is: true [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 779 786) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 744) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L439 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 749) no Hoare annotation was computed. [2019-10-07 15:16:56,015 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 728 752) no Hoare annotation was computed. [2019-10-07 15:16:56,016 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 728 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,016 INFO L439 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,016 INFO L443 ceAbstractionStarter]: For program point L747-1(lines 728 752) no Hoare annotation was computed. [2019-10-07 15:16:56,016 INFO L439 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,016 INFO L439 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,016 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 720 726) no Hoare annotation was computed. [2019-10-07 15:16:56,016 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 720 726) the Hoare annotation is: true [2019-10-07 15:16:56,016 INFO L439 ceAbstractionStarter]: At program point L929(lines 880 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,016 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 871 936) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,017 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 871 936) no Hoare annotation was computed. [2019-10-07 15:16:56,017 INFO L439 ceAbstractionStarter]: At program point L919-2(lines 911 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,017 INFO L443 ceAbstractionStarter]: For program point L882(lines 881 928) no Hoare annotation was computed. [2019-10-07 15:16:56,017 INFO L439 ceAbstractionStarter]: At program point L913(line 913) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,017 INFO L443 ceAbstractionStarter]: For program point L911(lines 911 924) no Hoare annotation was computed. [2019-10-07 15:16:56,017 INFO L439 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,018 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 907) no Hoare annotation was computed. [2019-10-07 15:16:56,018 INFO L443 ceAbstractionStarter]: For program point L901-1(lines 901 907) no Hoare annotation was computed. [2019-10-07 15:16:56,018 INFO L439 ceAbstractionStarter]: At program point L926(lines 881 928) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,018 INFO L439 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,018 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point L891-1(lines 891 897) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 871 936) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 597 642) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 597 642) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 753 760) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 753 760) no Hoare annotation was computed. [2019-10-07 15:16:56,019 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 305 313) the Hoare annotation is: true [2019-10-07 15:16:56,019 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 305 313) no Hoare annotation was computed. [2019-10-07 15:16:56,020 INFO L443 ceAbstractionStarter]: For program point L98-1(lines 90 118) no Hoare annotation was computed. [2019-10-07 15:16:56,020 INFO L446 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: true [2019-10-07 15:16:56,020 INFO L443 ceAbstractionStarter]: For program point L96-1(line 96) no Hoare annotation was computed. [2019-10-07 15:16:56,020 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 90 118) the Hoare annotation is: true [2019-10-07 15:16:56,020 INFO L439 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,020 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-10-07 15:16:56,021 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 112) no Hoare annotation was computed. [2019-10-07 15:16:56,021 INFO L439 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:16:56,021 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 90 118) no Hoare annotation was computed. [2019-10-07 15:16:56,021 INFO L443 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2019-10-07 15:16:56,021 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 115) no Hoare annotation was computed. [2019-10-07 15:16:56,021 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 82 89) the Hoare annotation is: true [2019-10-07 15:16:56,021 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2019-10-07 15:16:56,022 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 273 295) no Hoare annotation was computed. [2019-10-07 15:16:56,022 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 273 295) no Hoare annotation was computed. [2019-10-07 15:16:56,022 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-07 15:16:56,022 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-07 15:16:56,022 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 494 596) no Hoare annotation was computed. [2019-10-07 15:16:56,022 INFO L443 ceAbstractionStarter]: For program point L543-2(lines 543 563) no Hoare annotation was computed. [2019-10-07 15:16:56,023 INFO L443 ceAbstractionStarter]: For program point L564(lines 542 565) no Hoare annotation was computed. [2019-10-07 15:16:56,023 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 539) no Hoare annotation was computed. [2019-10-07 15:16:56,023 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 494 596) no Hoare annotation was computed. [2019-10-07 15:16:56,023 INFO L443 ceAbstractionStarter]: For program point L544(lines 543 563) no Hoare annotation was computed. [2019-10-07 15:16:56,023 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-10-07 15:16:56,024 INFO L443 ceAbstractionStarter]: For program point L575-1(line 575) no Hoare annotation was computed. [2019-10-07 15:16:56,024 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 581) no Hoare annotation was computed. [2019-10-07 15:16:56,024 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 494 596) no Hoare annotation was computed. [2019-10-07 15:16:56,024 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-07 15:16:56,025 INFO L443 ceAbstractionStarter]: For program point L559-1(line 559) no Hoare annotation was computed. [2019-10-07 15:16:56,025 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2019-10-07 15:16:56,025 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:16:56,025 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,025 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 775) no Hoare annotation was computed. [2019-10-07 15:16:56,025 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-10-07 15:16:56,025 INFO L443 ceAbstractionStarter]: For program point L767-1(line 767) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 762 778) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 762 778) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L443 ceAbstractionStarter]: For program point L773(line 773) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L443 ceAbstractionStarter]: For program point L773-1(lines 762 778) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 296 304) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 296 304) no Hoare annotation was computed. [2019-10-07 15:16:56,026 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 252 263) the Hoare annotation is: true [2019-10-07 15:16:56,027 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 252 263) no Hoare annotation was computed. [2019-10-07 15:16:56,027 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,027 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,027 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 264 272) the Hoare annotation is: true [2019-10-07 15:16:56,027 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 264 272) no Hoare annotation was computed. [2019-10-07 15:16:56,027 INFO L439 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,027 INFO L443 ceAbstractionStarter]: For program point L700(lines 699 718) no Hoare annotation was computed. [2019-10-07 15:16:56,028 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 696 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,028 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 696 719) no Hoare annotation was computed. [2019-10-07 15:16:56,028 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 696 719) no Hoare annotation was computed. [2019-10-07 15:16:56,028 INFO L439 ceAbstractionStarter]: At program point L709(line 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,028 INFO L439 ceAbstractionStarter]: At program point L707(lines 707 713) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:56,028 INFO L446 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: true [2019-10-07 15:16:56,029 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 122 151) no Hoare annotation was computed. [2019-10-07 15:16:56,029 INFO L443 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2019-10-07 15:16:56,029 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 122 151) the Hoare annotation is: true [2019-10-07 15:16:56,029 INFO L446 ceAbstractionStarter]: At program point L147(lines 122 151) the Hoare annotation is: true [2019-10-07 15:16:56,029 INFO L443 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-10-07 15:16:56,029 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 140) no Hoare annotation was computed. [2019-10-07 15:16:56,030 INFO L446 ceAbstractionStarter]: At program point L136-1(lines 136 140) the Hoare annotation is: true [2019-10-07 15:16:56,030 INFO L446 ceAbstractionStarter]: At program point L132-2(lines 132 146) the Hoare annotation is: true [2019-10-07 15:16:56,030 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 228 239) the Hoare annotation is: true [2019-10-07 15:16:56,030 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 228 239) no Hoare annotation was computed. [2019-10-07 15:16:56,030 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 179 185) no Hoare annotation was computed. [2019-10-07 15:16:56,030 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 179 185) the Hoare annotation is: true [2019-10-07 15:16:56,030 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,031 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:56,031 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:16:56,031 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,031 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 862 869) no Hoare annotation was computed. [2019-10-07 15:16:56,031 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 862 869) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-07 15:16:56,031 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 240 251) no Hoare annotation was computed. [2019-10-07 15:16:56,031 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 240 251) the Hoare annotation is: true [2019-10-07 15:16:56,031 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2019-10-07 15:16:56,032 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2019-10-07 15:16:56,032 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2019-10-07 15:16:56,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:16:56 BoogieIcfgContainer [2019-10-07 15:16:56,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:16:56,056 INFO L168 Benchmark]: Toolchain (without parser) took 5569.22 ms. Allocated memory was 145.2 MB in the beginning and 285.7 MB in the end (delta: 140.5 MB). Free memory was 101.0 MB in the beginning and 246.7 MB in the end (delta: -145.8 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,057 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.64 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 170.5 MB in the end (delta: -69.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,059 INFO L168 Benchmark]: Boogie Preprocessor took 94.49 ms. Allocated memory is still 202.9 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,061 INFO L168 Benchmark]: RCFGBuilder took 1706.87 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 150.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,062 INFO L168 Benchmark]: TraceAbstraction took 3060.84 ms. Allocated memory was 235.9 MB in the beginning and 285.7 MB in the end (delta: 49.8 MB). Free memory was 149.5 MB in the beginning and 246.7 MB in the end (delta: -97.2 MB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.64 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.7 MB in the beginning and 170.5 MB in the end (delta: -69.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.49 ms. Allocated memory is still 202.9 MB. Free memory was 170.5 MB in the beginning and 166.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1706.87 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 150.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3060.84 ms. Allocated memory was 235.9 MB in the beginning and 285.7 MB in the end (delta: 49.8 MB). Free memory was 149.5 MB in the beginning and 246.7 MB in the end (delta: -97.2 MB). Peak memory consumption was 67.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 181 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 470 SDtfs, 248 SDslu, 713 SDs, 0 SdLazy, 307 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 231 PreInvPairs, 245 NumberOfFragments, 508 HoareAnnotationTreeSize, 231 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 732 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 24762 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...