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_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:18:59,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:18:59,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:18:59,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:18:59,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:18:59,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:18:59,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:18:59,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:18:59,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:18:59,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:18:59,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:18:59,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:18:59,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:18:59,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:18:59,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:18:59,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:18:59,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:18:59,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:18:59,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:18:59,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:18:59,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:18:59,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:18:59,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:18:59,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:18:59,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:18:59,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:18:59,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:18:59,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:18:59,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:18:59,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:18:59,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:18:59,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:18:59,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:18:59,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:18:59,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:18:59,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:18:59,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:18:59,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:18:59,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:18:59,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:18:59,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:18:59,267 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 [2019-10-15 03:18:59,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:18:59,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:18:59,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:18:59,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:18:59,294 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:18:59,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:18:59,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:18:59,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:18:59,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:18:59,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:18:59,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:18:59,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:18:59,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:18:59,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:18:59,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:18:59,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:18:59,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:18:59,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:18:59,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:18:59,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:18:59,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:18:59,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:18:59,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:18:59,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:18:59,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:18:59,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:18:59,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:18:59,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:18:59,299 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 [2019-10-15 03:18:59,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:18:59,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:18:59,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:18:59,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:18:59,570 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:18:59,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-10-15 03:18:59,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c24ce9f2/948fb809e6b344289de36a3c28c04b97/FLAG452f2ff33 [2019-10-15 03:19:00,158 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:19:00,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-10-15 03:19:00,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c24ce9f2/948fb809e6b344289de36a3c28c04b97/FLAG452f2ff33 [2019-10-15 03:19:00,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c24ce9f2/948fb809e6b344289de36a3c28c04b97 [2019-10-15 03:19:00,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:19:00,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:19:00,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:19:00,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:19:00,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:19:00,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:19:00" (1/1) ... [2019-10-15 03:19:00,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345a22c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:00, skipping insertion in model container [2019-10-15 03:19:00,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:19:00" (1/1) ... [2019-10-15 03:19:00,501 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:19:00,551 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:19:00,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:19:00,981 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:19:01,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:19:01,120 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:19:01,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01 WrapperNode [2019-10-15 03:19:01,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:19:01,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:19:01,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:19:01,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:19:01,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (1/1) ... [2019-10-15 03:19:01,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:19:01,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:19:01,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:19:01,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:19:01,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (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 [2019-10-15 03:19:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:19:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:19:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:19:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:19:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:19:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:19:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:19:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:19:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:19:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-15 03:19:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:19:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:19:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:19:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:19:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:19:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:19:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:19:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:19:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:19:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:19:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:19:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:19:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:19:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 03:19:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:19:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:19:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:19:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:19:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:19:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 03:19:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 03:19:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:19:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:19:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:19:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:19:01,283 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:19:01,284 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:19:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-15 03:19:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:19:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:19:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:19:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:19:01,285 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:19:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:19:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:19:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:19:01,286 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:19:01,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:19:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:19:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:19:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:19:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:19:01,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:19:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:19:01,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:19:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:19:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:19:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:19:01,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:19:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:19:01,291 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:19:01,292 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 03:19:01,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:19:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:19:01,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:19:02,737 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:19:02,737 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:19:02,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:19:02 BoogieIcfgContainer [2019-10-15 03:19:02,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:19:02,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:19:02,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:19:02,746 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:19:02,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:19:00" (1/3) ... [2019-10-15 03:19:02,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72abbd65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:19:02, skipping insertion in model container [2019-10-15 03:19:02,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:01" (2/3) ... [2019-10-15 03:19:02,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72abbd65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:19:02, skipping insertion in model container [2019-10-15 03:19:02,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:19:02" (3/3) ... [2019-10-15 03:19:02,751 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2019-10-15 03:19:02,762 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:19:02,772 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:19:02,787 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:19:02,826 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:19:02,826 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:19:02,827 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:19:02,827 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:19:02,827 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:19:02,827 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:19:02,827 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:19:02,828 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:19:02,855 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2019-10-15 03:19:02,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-15 03:19:02,867 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:02,868 INFO L380 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] [2019-10-15 03:19:02,871 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:02,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:02,877 INFO L82 PathProgramCache]: Analyzing trace with hash 265746299, now seen corresponding path program 1 times [2019-10-15 03:19:02,887 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:02,887 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066801065] [2019-10-15 03:19:02,887 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:02,889 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:02,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:03,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:03,194 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066801065] [2019-10-15 03:19:03,195 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:03,195 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:19:03,196 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51211123] [2019-10-15 03:19:03,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:19:03,200 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:03,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:19:03,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:19:03,217 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2019-10-15 03:19:03,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:03,253 INFO L93 Difference]: Finished difference Result 191 states and 236 transitions. [2019-10-15 03:19:03,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:19:03,255 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-15 03:19:03,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:03,267 INFO L225 Difference]: With dead ends: 191 [2019-10-15 03:19:03,268 INFO L226 Difference]: Without dead ends: 96 [2019-10-15 03:19:03,272 INFO L600 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 [2019-10-15 03:19:03,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2019-10-15 03:19:03,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2019-10-15 03:19:03,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-10-15 03:19:03,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 112 transitions. [2019-10-15 03:19:03,323 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 112 transitions. Word has length 42 [2019-10-15 03:19:03,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:03,323 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 112 transitions. [2019-10-15 03:19:03,324 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:19:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2019-10-15 03:19:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-15 03:19:03,327 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:03,327 INFO L380 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] [2019-10-15 03:19:03,327 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:03,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:03,328 INFO L82 PathProgramCache]: Analyzing trace with hash -330657563, now seen corresponding path program 1 times [2019-10-15 03:19:03,328 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:03,329 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795050769] [2019-10-15 03:19:03,329 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:03,329 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:03,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:03,506 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795050769] [2019-10-15 03:19:03,507 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:03,507 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:19:03,507 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689875703] [2019-10-15 03:19:03,511 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:19:03,511 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:03,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:19:03,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:19:03,512 INFO L87 Difference]: Start difference. First operand 96 states and 112 transitions. Second operand 3 states. [2019-10-15 03:19:03,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:03,558 INFO L93 Difference]: Finished difference Result 139 states and 161 transitions. [2019-10-15 03:19:03,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:19:03,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-15 03:19:03,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:03,565 INFO L225 Difference]: With dead ends: 139 [2019-10-15 03:19:03,565 INFO L226 Difference]: Without dead ends: 88 [2019-10-15 03:19:03,567 INFO L600 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 [2019-10-15 03:19:03,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-10-15 03:19:03,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2019-10-15 03:19:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-10-15 03:19:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 101 transitions. [2019-10-15 03:19:03,592 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 101 transitions. Word has length 43 [2019-10-15 03:19:03,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:03,594 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 101 transitions. [2019-10-15 03:19:03,594 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:19:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2019-10-15 03:19:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 03:19:03,598 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:03,599 INFO L380 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] [2019-10-15 03:19:03,599 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:03,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:03,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1031817132, now seen corresponding path program 1 times [2019-10-15 03:19:03,602 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:03,602 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183906787] [2019-10-15 03:19:03,603 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:03,603 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:03,603 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:03,838 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183906787] [2019-10-15 03:19:03,839 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:03,839 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:19:03,839 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906908262] [2019-10-15 03:19:03,840 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:19:03,840 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:03,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:19:03,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:19:03,842 INFO L87 Difference]: Start difference. First operand 88 states and 101 transitions. Second operand 7 states. [2019-10-15 03:19:04,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:04,393 INFO L93 Difference]: Finished difference Result 265 states and 319 transitions. [2019-10-15 03:19:04,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 03:19:04,393 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-10-15 03:19:04,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:04,398 INFO L225 Difference]: With dead ends: 265 [2019-10-15 03:19:04,399 INFO L226 Difference]: Without dead ends: 199 [2019-10-15 03:19:04,400 INFO L600 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 [2019-10-15 03:19:04,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2019-10-15 03:19:04,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 187. [2019-10-15 03:19:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2019-10-15 03:19:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 224 transitions. [2019-10-15 03:19:04,431 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 224 transitions. Word has length 47 [2019-10-15 03:19:04,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:04,431 INFO L462 AbstractCegarLoop]: Abstraction has 187 states and 224 transitions. [2019-10-15 03:19:04,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:19:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 224 transitions. [2019-10-15 03:19:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 03:19:04,433 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:04,433 INFO L380 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] [2019-10-15 03:19:04,434 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:04,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:04,434 INFO L82 PathProgramCache]: Analyzing trace with hash -733599887, now seen corresponding path program 1 times [2019-10-15 03:19:04,434 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:04,435 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962603537] [2019-10-15 03:19:04,435 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:04,435 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:04,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:04,552 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962603537] [2019-10-15 03:19:04,553 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:04,553 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 03:19:04,553 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309203958] [2019-10-15 03:19:04,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 03:19:04,554 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:04,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 03:19:04,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 03:19:04,555 INFO L87 Difference]: Start difference. First operand 187 states and 224 transitions. Second operand 6 states. [2019-10-15 03:19:04,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:04,795 INFO L93 Difference]: Finished difference Result 502 states and 621 transitions. [2019-10-15 03:19:04,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:19:04,798 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2019-10-15 03:19:04,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:04,811 INFO L225 Difference]: With dead ends: 502 [2019-10-15 03:19:04,812 INFO L226 Difference]: Without dead ends: 337 [2019-10-15 03:19:04,816 INFO L600 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 [2019-10-15 03:19:04,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2019-10-15 03:19:04,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 325. [2019-10-15 03:19:04,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2019-10-15 03:19:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 394 transitions. [2019-10-15 03:19:04,903 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 394 transitions. Word has length 51 [2019-10-15 03:19:04,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:04,903 INFO L462 AbstractCegarLoop]: Abstraction has 325 states and 394 transitions. [2019-10-15 03:19:04,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 03:19:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 394 transitions. [2019-10-15 03:19:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-15 03:19:04,909 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:19:04,910 INFO L380 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] [2019-10-15 03:19:04,916 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:19:04,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:19:04,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1402261518, now seen corresponding path program 1 times [2019-10-15 03:19:04,917 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:19:04,917 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657202650] [2019-10-15 03:19:04,917 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:04,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:19:04,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:19:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:19:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:19:05,064 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657202650] [2019-10-15 03:19:05,064 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:19:05,065 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:19:05,065 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947191491] [2019-10-15 03:19:05,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:19:05,066 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:19:05,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:19:05,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:19:05,067 INFO L87 Difference]: Start difference. First operand 325 states and 394 transitions. Second operand 7 states. [2019-10-15 03:19:05,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:19:05,382 INFO L93 Difference]: Finished difference Result 559 states and 700 transitions. [2019-10-15 03:19:05,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:19:05,383 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2019-10-15 03:19:05,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:19:05,383 INFO L225 Difference]: With dead ends: 559 [2019-10-15 03:19:05,384 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:19:05,388 INFO L600 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 [2019-10-15 03:19:05,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:19:05,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:19:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:19:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:19:05,389 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-10-15 03:19:05,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:19:05,389 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:19:05,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:19:05,390 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:19:05,390 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:19:05,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:19:06,415 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2019-10-15 03:19:06,415 INFO L443 ceAbstractionStarter]: For program point L377-2(lines 377 398) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point L399(lines 376 400) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 352 407) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 352 407) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 444) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 408 467) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point L434-2(lines 434 459) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 408 467) no Hoare annotation was computed. [2019-10-15 03:19:06,416 INFO L443 ceAbstractionStarter]: For program point L460(lines 433 461) no Hoare annotation was computed. [2019-10-15 03:19:06,417 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 408 467) no Hoare annotation was computed. [2019-10-15 03:19:06,417 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-15 03:19:06,417 INFO L443 ceAbstractionStarter]: For program point L453-1(line 453) no Hoare annotation was computed. [2019-10-15 03:19:06,417 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 175 181) the Hoare annotation is: true [2019-10-15 03:19:06,417 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 175 181) no Hoare annotation was computed. [2019-10-15 03:19:06,418 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 182 190) no Hoare annotation was computed. [2019-10-15 03:19:06,418 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 182 190) the Hoare annotation is: true [2019-10-15 03:19:06,418 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 267 289) 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))) [2019-10-15 03:19:06,418 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 267 289) no Hoare annotation was computed. [2019-10-15 03:19:06,418 INFO L439 ceAbstractionStarter]: At program point L279(line 279) 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))) [2019-10-15 03:19:06,419 INFO L439 ceAbstractionStarter]: At program point L279-1(line 279) 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))) [2019-10-15 03:19:06,419 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 284) no Hoare annotation was computed. [2019-10-15 03:19:06,419 INFO L443 ceAbstractionStarter]: For program point L277-1(lines 277 284) no Hoare annotation was computed. [2019-10-15 03:19:06,419 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-15 03:19:06,419 INFO L439 ceAbstractionStarter]: At program point L274(line 274) 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))) [2019-10-15 03:19:06,420 INFO L439 ceAbstractionStarter]: At program point L273(line 273) 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))) [2019-10-15 03:19:06,420 INFO L439 ceAbstractionStarter]: At program point L273-1(line 273) 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))) [2019-10-15 03:19:06,420 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 225 248) no Hoare annotation was computed. [2019-10-15 03:19:06,420 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 225 248) no Hoare annotation was computed. [2019-10-15 03:19:06,420 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 225 248) no Hoare annotation was computed. [2019-10-15 03:19:06,420 INFO L443 ceAbstractionStarter]: For program point L243(line 243) no Hoare annotation was computed. [2019-10-15 03:19:06,420 INFO L443 ceAbstractionStarter]: For program point L242(line 242) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L236(line 236) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2019-10-15 03:19:06,421 INFO L443 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2019-10-15 03:19:06,422 INFO L443 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2019-10-15 03:19:06,422 INFO L443 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2019-10-15 03:19:06,422 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-10-15 03:19:06,422 INFO L443 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2019-10-15 03:19:06,422 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 697 703) no Hoare annotation was computed. [2019-10-15 03:19:06,422 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 697 703) the Hoare annotation is: true [2019-10-15 03:19:06,423 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 819 833) no Hoare annotation was computed. [2019-10-15 03:19:06,423 INFO L439 ceAbstractionStarter]: At program point L825(line 825) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 03:19:06,423 INFO L443 ceAbstractionStarter]: For program point L823(lines 823 829) no Hoare annotation was computed. [2019-10-15 03:19:06,423 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 819 833) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 03:19:06,423 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 730 737) no Hoare annotation was computed. [2019-10-15 03:19:06,423 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 730 737) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2019-10-15 03:19:06,424 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 168 174) no Hoare annotation was computed. [2019-10-15 03:19:06,424 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 168 174) the Hoare annotation is: true [2019-10-15 03:19:06,425 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 306 351) no Hoare annotation was computed. [2019-10-15 03:19:06,425 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 306 351) no Hoare annotation was computed. [2019-10-15 03:19:06,425 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 619 664) no Hoare annotation was computed. [2019-10-15 03:19:06,425 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 619 664) no Hoare annotation was computed. [2019-10-15 03:19:06,425 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 257 266) 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))) [2019-10-15 03:19:06,425 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 257 266) no Hoare annotation was computed. [2019-10-15 03:19:06,425 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 257 266) no Hoare annotation was computed. [2019-10-15 03:19:06,426 INFO L446 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: true [2019-10-15 03:19:06,426 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 763 773) the Hoare annotation is: true [2019-10-15 03:19:06,426 INFO L443 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2019-10-15 03:19:06,426 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2019-10-15 03:19:06,426 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 755 762) the Hoare annotation is: true [2019-10-15 03:19:06,426 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2019-10-15 03:19:06,426 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 705 729) no Hoare annotation was computed. [2019-10-15 03:19:06,427 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 03:19:06,427 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 705 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 03:19:06,427 INFO L443 ceAbstractionStarter]: For program point L724-1(lines 705 729) no Hoare annotation was computed. [2019-10-15 03:19:06,427 INFO L439 ceAbstractionStarter]: At program point L719(line 719) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:19:06,427 INFO L439 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:19:06,427 INFO L443 ceAbstractionStarter]: For program point L713(lines 713 721) no Hoare annotation was computed. [2019-10-15 03:19:06,428 INFO L439 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 03:19:06,428 INFO L443 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2019-10-15 03:19:06,428 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 726) no Hoare annotation was computed. [2019-10-15 03:19:06,428 INFO L439 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,428 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 843 910) 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))) [2019-10-15 03:19:06,428 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2019-10-15 03:19:06,429 INFO L443 ceAbstractionStarter]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2019-10-15 03:19:06,429 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 843 910) no Hoare annotation was computed. [2019-10-15 03:19:06,429 INFO L439 ceAbstractionStarter]: At program point L903(lines 852 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,429 INFO L439 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,429 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-10-15 03:19:06,429 INFO L439 ceAbstractionStarter]: At program point L891-1(lines 883 898) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,430 INFO L443 ceAbstractionStarter]: For program point L854(lines 853 902) no Hoare annotation was computed. [2019-10-15 03:19:06,430 INFO L439 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,430 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 898) no Hoare annotation was computed. [2019-10-15 03:19:06,430 INFO L439 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,430 INFO L443 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-10-15 03:19:06,430 INFO L443 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2019-10-15 03:19:06,431 INFO L439 ceAbstractionStarter]: At program point L900(lines 853 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:19:06,431 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 843 910) no Hoare annotation was computed. [2019-10-15 03:19:06,431 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 573 618) no Hoare annotation was computed. [2019-10-15 03:19:06,431 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 573 618) no Hoare annotation was computed. [2019-10-15 03:19:06,431 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-15 03:19:06,431 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-15 03:19:06,431 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 158 167) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 158 167) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 470 572) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point L494(lines 494 498) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 470 572) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point L519-2(lines 519 539) no Hoare annotation was computed. [2019-10-15 03:19:06,432 INFO L443 ceAbstractionStarter]: For program point L540(lines 518 541) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 515) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 470 572) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L443 ceAbstractionStarter]: For program point L520(lines 519 539) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L443 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L443 ceAbstractionStarter]: For program point L516(lines 516 557) no Hoare annotation was computed. [2019-10-15 03:19:06,433 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 03:19:06,434 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:19:06,434 INFO L443 ceAbstractionStarter]: For program point L749(line 749) no Hoare annotation was computed. [2019-10-15 03:19:06,434 INFO L443 ceAbstractionStarter]: For program point L749-1(lines 738 754) no Hoare annotation was computed. [2019-10-15 03:19:06,434 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 738 754) no Hoare annotation was computed. [2019-10-15 03:19:06,434 INFO L443 ceAbstractionStarter]: For program point L745(lines 745 751) no Hoare annotation was computed. [2019-10-15 03:19:06,434 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 738 754) no Hoare annotation was computed. [2019-10-15 03:19:06,435 INFO L443 ceAbstractionStarter]: For program point L743(line 743) no Hoare annotation was computed. [2019-10-15 03:19:06,435 INFO L443 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2019-10-15 03:19:06,435 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2019-10-15 03:19:06,435 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-15 03:19:06,435 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-15 03:19:06,435 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-15 03:19:06,435 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:19:06,436 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:19:06,436 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-15 03:19:06,436 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-15 03:19:06,436 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 673 696) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 03:19:06,436 INFO L439 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 03:19:06,436 INFO L439 ceAbstractionStarter]: At program point L684(lines 684 690) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 03:19:06,436 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 673 696) no Hoare annotation was computed. [2019-10-15 03:19:06,437 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 03:19:06,437 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 673 696) no Hoare annotation was computed. [2019-10-15 03:19:06,437 INFO L443 ceAbstractionStarter]: For program point L677(lines 676 695) no Hoare annotation was computed. [2019-10-15 03:19:06,437 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 194 223) no Hoare annotation was computed. [2019-10-15 03:19:06,437 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 194 223) the Hoare annotation is: true [2019-10-15 03:19:06,437 INFO L446 ceAbstractionStarter]: At program point L219(lines 194 223) the Hoare annotation is: true [2019-10-15 03:19:06,437 INFO L443 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2019-10-15 03:19:06,438 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 212) no Hoare annotation was computed. [2019-10-15 03:19:06,438 INFO L446 ceAbstractionStarter]: At program point L208-1(lines 208 212) the Hoare annotation is: true [2019-10-15 03:19:06,438 INFO L446 ceAbstractionStarter]: At program point L204-2(lines 204 218) the Hoare annotation is: true [2019-10-15 03:19:06,438 INFO L446 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: true [2019-10-15 03:19:06,438 INFO L443 ceAbstractionStarter]: For program point L200-1(line 200) no Hoare annotation was computed. [2019-10-15 03:19:06,438 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-15 03:19:06,438 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-15 03:19:06,438 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 249 255) no Hoare annotation was computed. [2019-10-15 03:19:06,439 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 249 255) the Hoare annotation is: true [2019-10-15 03:19:06,439 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:19:06,439 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 03:19:06,439 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:19:06,439 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:19:06,439 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 834 841) no Hoare annotation was computed. [2019-10-15 03:19:06,440 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 834 841) the Hoare annotation is: true [2019-10-15 03:19:06,440 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-15 03:19:06,440 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2019-10-15 03:19:06,440 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2019-10-15 03:19:06,440 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 291 298) the Hoare annotation is: true [2019-10-15 03:19:06,440 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 291 298) no Hoare annotation was computed. [2019-10-15 03:19:06,441 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2019-10-15 03:19:06,441 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2019-10-15 03:19:06,441 INFO L439 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 03:19:06,441 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-10-15 03:19:06,441 INFO L439 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 03:19:06,441 INFO L443 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2019-10-15 03:19:06,441 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 149) no Hoare annotation was computed. [2019-10-15 03:19:06,441 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2019-10-15 03:19:06,442 INFO L446 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: true [2019-10-15 03:19:06,442 INFO L443 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2019-10-15 03:19:06,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:19:06 BoogieIcfgContainer [2019-10-15 03:19:06,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:19:06,458 INFO L168 Benchmark]: Toolchain (without parser) took 5973.29 ms. Allocated memory was 140.0 MB in the beginning and 279.4 MB in the end (delta: 139.5 MB). Free memory was 104.0 MB in the beginning and 167.1 MB in the end (delta: -63.1 MB). Peak memory consumption was 112.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:06,459 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 03:19:06,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.25 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 103.8 MB in the beginning and 170.9 MB in the end (delta: -67.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:06,461 INFO L168 Benchmark]: Boogie Preprocessor took 77.97 ms. Allocated memory is still 203.4 MB. Free memory was 170.9 MB in the beginning and 167.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:06,462 INFO L168 Benchmark]: RCFGBuilder took 1540.32 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 167.0 MB in the beginning and 150.1 MB in the end (delta: 16.9 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:06,463 INFO L168 Benchmark]: TraceAbstraction took 3714.14 ms. Allocated memory was 233.3 MB in the beginning and 279.4 MB in the end (delta: 46.1 MB). Free memory was 148.7 MB in the beginning and 167.1 MB in the end (delta: -18.3 MB). Peak memory consumption was 64.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:19:06,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 634.25 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 103.8 MB in the beginning and 170.9 MB in the end (delta: -67.1 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.97 ms. Allocated memory is still 203.4 MB. Free memory was 170.9 MB in the beginning and 167.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1540.32 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 167.0 MB in the beginning and 150.1 MB in the end (delta: 16.9 MB). Peak memory consumption was 79.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3714.14 ms. Allocated memory was 233.3 MB in the beginning and 279.4 MB in the end (delta: 46.1 MB). Free memory was 148.7 MB in the beginning and 167.1 MB in the end (delta: -18.3 MB). Peak memory consumption was 64.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: 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: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 177 locations, 1 error locations. Result: SAFE, OverallTime: 3.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 531 SDtfs, 291 SDslu, 994 SDs, 0 SdLazy, 390 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s 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=325occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 438 PreInvPairs, 482 NumberOfFragments, 488 HoareAnnotationTreeSize, 438 FomulaSimplifications, 447 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 53 FomulaSimplificationsInter, 1797 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 237 NumberOfCodeBlocks, 237 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 232 ConstructedInterpolants, 0 QuantifiedInterpolants, 20858 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...