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_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:16:51,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:16:51,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:16:51,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:16:51,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:16:51,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:16:51,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:16:51,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:16:51,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:16:51,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:16:51,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:16:51,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:16:51,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:16:51,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:16:51,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:16:51,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:16:51,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:16:51,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:16:51,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:16:51,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:16:51,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:16:51,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:16:51,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:16:51,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:16:51,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:16:51,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:16:51,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:16:51,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:16:51,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:16:51,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:16:51,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:16:51,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:16:51,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:16:51,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:16:51,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:16:51,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:16:51,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:16:51,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:16:51,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:16:51,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:16:51,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:16:51,271 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 15:16:51,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:16:51,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:16:51,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:16:51,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:16:51,287 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:16:51,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:16:51,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:16:51,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:16:51,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:16:51,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:16:51,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:16:51,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:16:51,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:16:51,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:16:51,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:16:51,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:16:51,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:16:51,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:16:51,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:16:51,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:16:51,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:16:51,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:51,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:16:51,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:16:51,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:16:51,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:16:51,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:16:51,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:16:51,295 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 15:16:51,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:16:51,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:16:51,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:16:51,610 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:16:51,611 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:16:51,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2019-10-07 15:16:51,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c3d5cba/30dc01d3894b4050aae0aaa6eebb2ba8/FLAGc20ee18f2 [2019-10-07 15:16:52,248 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:16:52,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2019-10-07 15:16:52,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c3d5cba/30dc01d3894b4050aae0aaa6eebb2ba8/FLAGc20ee18f2 [2019-10-07 15:16:52,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c3d5cba/30dc01d3894b4050aae0aaa6eebb2ba8 [2019-10-07 15:16:52,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:16:52,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:16:52,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:52,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:16:52,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:16:52,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:52" (1/1) ... [2019-10-07 15:16:52,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f417be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:52, skipping insertion in model container [2019-10-07 15:16:52,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:52" (1/1) ... [2019-10-07 15:16:52,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:16:52,599 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:16:53,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:53,078 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:16:53,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:53,210 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:16:53,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53 WrapperNode [2019-10-07 15:16:53,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:53,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:16:53,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:16:53,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:16:53,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (1/1) ... [2019-10-07 15:16:53,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:16:53,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:16:53,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:16:53,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:16:53,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (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 15:16:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:16:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:16:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:16:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:16:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-07 15:16:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:16:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:16:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:16:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:16:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:16:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:16:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:16:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:16:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:16:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:16:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:16:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:16:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:16:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:16:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:16:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:16:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:16:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:16:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:16:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:16:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:16:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:16:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:16:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:16:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:16:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:16:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:16:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:16:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:16:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:16:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:16:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:16:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:16:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:16:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:16:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:16:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:16:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:16:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:16:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-07 15:16:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:16:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:16:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:16:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:16:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:16:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:16:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:16:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:16:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:16:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:16:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:16:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:16:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:16:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:16:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:16:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:16:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:16:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:16:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:16:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:16:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:16:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:16:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:16:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:16:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:16:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:16:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:16:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:16:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:16:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:16:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:16:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:16:54,957 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:16:54,957 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:16:54,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:54 BoogieIcfgContainer [2019-10-07 15:16:54,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:16:54,960 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:16:54,960 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:16:54,964 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:16:54,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:16:52" (1/3) ... [2019-10-07 15:16:54,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@598a7be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:54, skipping insertion in model container [2019-10-07 15:16:54,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:53" (2/3) ... [2019-10-07 15:16:54,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@598a7be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:54, skipping insertion in model container [2019-10-07 15:16:54,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:54" (3/3) ... [2019-10-07 15:16:54,969 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2019-10-07 15:16:54,980 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:16:54,991 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:16:55,003 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:16:55,033 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:16:55,033 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:16:55,034 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:16:55,034 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:16:55,034 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:16:55,034 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:16:55,035 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:16:55,035 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:16:55,061 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-10-07 15:16:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:16:55,071 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:55,073 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 15:16:55,075 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:55,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:55,083 INFO L82 PathProgramCache]: Analyzing trace with hash -462571865, now seen corresponding path program 1 times [2019-10-07 15:16:55,093 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:55,094 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,094 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,095 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:55,498 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 15:16:55,499 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,500 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:55,505 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:16:55,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:16:55,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:16:55,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:55,528 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-10-07 15:16:55,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:55,569 INFO L93 Difference]: Finished difference Result 208 states and 255 transitions. [2019-10-07 15:16:55,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:16:55,571 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:16:55,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:55,582 INFO L225 Difference]: With dead ends: 208 [2019-10-07 15:16:55,583 INFO L226 Difference]: Without dead ends: 106 [2019-10-07 15:16:55,587 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 15:16:55,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-10-07 15:16:55,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-10-07 15:16:55,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-07 15:16:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2019-10-07 15:16:55,647 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 46 [2019-10-07 15:16:55,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:55,648 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2019-10-07 15:16:55,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:16:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2019-10-07 15:16:55,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:16:55,652 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:55,652 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 15:16:55,652 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:55,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:55,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1443003967, now seen corresponding path program 1 times [2019-10-07 15:16:55,653 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:55,653 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:55,764 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 15:16:55,765 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,765 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:55,765 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:16:55,768 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:16:55,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:16:55,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:55,769 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2019-10-07 15:16:55,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:55,816 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2019-10-07 15:16:55,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:16:55,817 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:16:55,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:55,820 INFO L225 Difference]: With dead ends: 166 [2019-10-07 15:16:55,821 INFO L226 Difference]: Without dead ends: 98 [2019-10-07 15:16:55,823 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 15:16:55,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-07 15:16:55,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-07 15:16:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-07 15:16:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 112 transitions. [2019-10-07 15:16:55,853 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 112 transitions. Word has length 47 [2019-10-07 15:16:55,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:55,854 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 112 transitions. [2019-10-07 15:16:55,854 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:16:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2019-10-07 15:16:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-07 15:16:55,859 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:55,860 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] [2019-10-07 15:16:55,862 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:55,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:55,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1505389355, now seen corresponding path program 1 times [2019-10-07 15:16:55,863 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:55,863 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,863 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,863 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:56,144 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 15:16:56,145 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:56,147 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:56,147 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:56,148 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:56,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:56,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:56,153 INFO L87 Difference]: Start difference. First operand 98 states and 112 transitions. Second operand 7 states. [2019-10-07 15:16:56,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:56,410 INFO L93 Difference]: Finished difference Result 171 states and 200 transitions. [2019-10-07 15:16:56,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:16:56,410 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2019-10-07 15:16:56,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:56,412 INFO L225 Difference]: With dead ends: 171 [2019-10-07 15:16:56,412 INFO L226 Difference]: Without dead ends: 98 [2019-10-07 15:16:56,413 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 15:16:56,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-07 15:16:56,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-07 15:16:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-07 15:16:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 111 transitions. [2019-10-07 15:16:56,424 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 111 transitions. Word has length 49 [2019-10-07 15:16:56,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:56,425 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 111 transitions. [2019-10-07 15:16:56,425 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:56,425 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2019-10-07 15:16:56,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-07 15:16:56,427 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:56,427 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, 1] [2019-10-07 15:16:56,427 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:56,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:56,428 INFO L82 PathProgramCache]: Analyzing trace with hash 638123510, now seen corresponding path program 1 times [2019-10-07 15:16:56,428 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:56,428 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:56,428 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:56,428 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:56,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:56,523 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 15:16:56,523 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:56,523 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:56,524 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:16:56,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:16:56,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:16:56,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:16:56,525 INFO L87 Difference]: Start difference. First operand 98 states and 111 transitions. Second operand 6 states. [2019-10-07 15:16:56,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:56,725 INFO L93 Difference]: Finished difference Result 236 states and 277 transitions. [2019-10-07 15:16:56,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:56,726 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-07 15:16:56,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:56,729 INFO L225 Difference]: With dead ends: 236 [2019-10-07 15:16:56,729 INFO L226 Difference]: Without dead ends: 163 [2019-10-07 15:16:56,730 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 15:16:56,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-10-07 15:16:56,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 159. [2019-10-07 15:16:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-10-07 15:16:56,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 183 transitions. [2019-10-07 15:16:56,769 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 183 transitions. Word has length 62 [2019-10-07 15:16:56,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:56,773 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 183 transitions. [2019-10-07 15:16:56,773 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:16:56,774 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 183 transitions. [2019-10-07 15:16:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-07 15:16:56,776 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:56,776 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, 1, 1, 1, 1] [2019-10-07 15:16:56,778 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:56,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:56,779 INFO L82 PathProgramCache]: Analyzing trace with hash 849043595, now seen corresponding path program 1 times [2019-10-07 15:16:56,779 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:56,779 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:56,780 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:56,780 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:56,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:56,950 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 15:16:56,950 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:56,950 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:56,951 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:56,952 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:56,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:56,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:56,954 INFO L87 Difference]: Start difference. First operand 159 states and 183 transitions. Second operand 7 states. [2019-10-07 15:16:57,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:57,291 INFO L93 Difference]: Finished difference Result 241 states and 284 transitions. [2019-10-07 15:16:57,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:57,293 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-10-07 15:16:57,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:57,294 INFO L225 Difference]: With dead ends: 241 [2019-10-07 15:16:57,294 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:16:57,295 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-07 15:16:57,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:16:57,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:16:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:16:57,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:16:57,296 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2019-10-07 15:16:57,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:57,297 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:16:57,297 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:16:57,297 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:16:57,302 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:16:58,117 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2019-10-07 15:16:58,118 INFO L443 ceAbstractionStarter]: For program point L664-2(lines 664 685) no Hoare annotation was computed. [2019-10-07 15:16:58,118 INFO L443 ceAbstractionStarter]: For program point L686(lines 663 687) no Hoare annotation was computed. [2019-10-07 15:16:58,118 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 639 694) no Hoare annotation was computed. [2019-10-07 15:16:58,118 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 639 694) no Hoare annotation was computed. [2019-10-07 15:16:58,118 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 731) no Hoare annotation was computed. [2019-10-07 15:16:58,118 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 695 754) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L443 ceAbstractionStarter]: For program point L721-2(lines 721 746) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 695 754) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L443 ceAbstractionStarter]: For program point L747(lines 720 748) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 695 754) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L443 ceAbstractionStarter]: For program point L740(line 740) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L443 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2019-10-07 15:16:58,119 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 480 486) the Hoare annotation is: true [2019-10-07 15:16:58,120 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 480 486) no Hoare annotation was computed. [2019-10-07 15:16:58,120 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 487 495) no Hoare annotation was computed. [2019-10-07 15:16:58,120 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 487 495) the Hoare annotation is: true [2019-10-07 15:16:58,120 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,120 INFO L439 ceAbstractionStarter]: At program point L411(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-07 15:16:58,121 INFO L439 ceAbstractionStarter]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-07 15:16:58,121 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2019-10-07 15:16:58,121 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2019-10-07 15:16:58,121 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2019-10-07 15:16:58,121 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-07 15:16:58,121 INFO L439 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,122 INFO L439 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,122 INFO L439 ceAbstractionStarter]: At program point L405-1(line 405) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,122 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 353 376) no Hoare annotation was computed. [2019-10-07 15:16:58,122 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 353 376) no Hoare annotation was computed. [2019-10-07 15:16:58,122 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 353 376) no Hoare annotation was computed. [2019-10-07 15:16:58,122 INFO L443 ceAbstractionStarter]: For program point L371(line 371) no Hoare annotation was computed. [2019-10-07 15:16:58,122 INFO L443 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L368(line 368) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L366(line 366) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L363(line 363) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L362(line 362) no Hoare annotation was computed. [2019-10-07 15:16:58,123 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-10-07 15:16:58,124 INFO L443 ceAbstractionStarter]: For program point L360(line 360) no Hoare annotation was computed. [2019-10-07 15:16:58,124 INFO L443 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-10-07 15:16:58,124 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-10-07 15:16:58,124 INFO L439 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,124 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-10-07 15:16:58,124 INFO L439 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,124 INFO L443 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2019-10-07 15:16:58,125 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-10-07 15:16:58,125 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 85 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,125 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 85 109) no Hoare annotation was computed. [2019-10-07 15:16:58,125 INFO L439 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,125 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2019-10-07 15:16:58,125 INFO L439 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,125 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2019-10-07 15:16:58,126 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2019-10-07 15:16:58,126 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2019-10-07 15:16:58,126 INFO L446 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: true [2019-10-07 15:16:58,126 INFO L443 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2019-10-07 15:16:58,126 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2019-10-07 15:16:58,126 INFO L443 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2019-10-07 15:16:58,126 INFO L443 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2019-10-07 15:16:58,126 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 189 224) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 189 224) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 473 479) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 473 479) the Hoare annotation is: true [2019-10-07 15:16:58,127 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 593 638) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 593 638) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 906 951) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 906 951) no Hoare annotation was computed. [2019-10-07 15:16:58,127 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 385 395) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,128 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 385 395) no Hoare annotation was computed. [2019-10-07 15:16:58,128 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 385 395) no Hoare annotation was computed. [2019-10-07 15:16:58,128 INFO L439 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,128 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 169 179) the Hoare annotation is: true [2019-10-07 15:16:58,128 INFO L446 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: true [2019-10-07 15:16:58,128 INFO L443 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2019-10-07 15:16:58,128 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2019-10-07 15:16:58,129 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: true [2019-10-07 15:16:58,129 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2019-10-07 15:16:58,129 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2019-10-07 15:16:58,129 INFO L439 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,129 INFO L439 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,129 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-10-07 15:16:58,129 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2019-10-07 15:16:58,129 INFO L439 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,130 INFO L443 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2019-10-07 15:16:58,130 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,130 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-10-07 15:16:58,130 INFO L439 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,130 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2019-10-07 15:16:58,130 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2019-10-07 15:16:58,131 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 248 311) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,131 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 248 311) no Hoare annotation was computed. [2019-10-07 15:16:58,131 INFO L439 ceAbstractionStarter]: At program point L304(lines 257 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,131 INFO L439 ceAbstractionStarter]: At program point L294-2(lines 288 299) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,131 INFO L443 ceAbstractionStarter]: For program point L259(lines 258 303) no Hoare annotation was computed. [2019-10-07 15:16:58,131 INFO L439 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,132 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 284) no Hoare annotation was computed. [2019-10-07 15:16:58,132 INFO L443 ceAbstractionStarter]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2019-10-07 15:16:58,132 INFO L439 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,132 INFO L439 ceAbstractionStarter]: At program point L301(lines 258 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:58,132 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2019-10-07 15:16:58,132 INFO L443 ceAbstractionStarter]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 248 311) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 860 905) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 860 905) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 136 143) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 136 143) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 577 585) the Hoare annotation is: true [2019-10-07 15:16:58,133 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 577 585) no Hoare annotation was computed. [2019-10-07 15:16:58,133 INFO L439 ceAbstractionStarter]: At program point L447(line 447) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,134 INFO L443 ceAbstractionStarter]: For program point L445(lines 445 451) no Hoare annotation was computed. [2019-10-07 15:16:58,134 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 454) no Hoare annotation was computed. [2019-10-07 15:16:58,134 INFO L439 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:16:58,134 INFO L443 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2019-10-07 15:16:58,134 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 457) no Hoare annotation was computed. [2019-10-07 15:16:58,134 INFO L443 ceAbstractionStarter]: For program point L440-1(lines 432 460) no Hoare annotation was computed. [2019-10-07 15:16:58,134 INFO L446 ceAbstractionStarter]: At program point L438(line 438) the Hoare annotation is: true [2019-10-07 15:16:58,134 INFO L443 ceAbstractionStarter]: For program point L438-1(line 438) no Hoare annotation was computed. [2019-10-07 15:16:58,135 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 432 460) the Hoare annotation is: true [2019-10-07 15:16:58,135 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 432 460) no Hoare annotation was computed. [2019-10-07 15:16:58,135 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 545 567) no Hoare annotation was computed. [2019-10-07 15:16:58,135 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 545 567) no Hoare annotation was computed. [2019-10-07 15:16:58,135 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 424 431) the Hoare annotation is: true [2019-10-07 15:16:58,135 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 424 431) no Hoare annotation was computed. [2019-10-07 15:16:58,135 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 463 472) no Hoare annotation was computed. [2019-10-07 15:16:58,135 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 463 472) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 757 859) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point L822-1(line 822) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point L781(lines 781 785) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 757 859) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point L806-2(lines 806 826) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point L827(lines 805 828) no Hoare annotation was computed. [2019-10-07 15:16:58,136 INFO L443 ceAbstractionStarter]: For program point L786(lines 786 802) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 757 859) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point L807(lines 806 826) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point L838-1(line 838) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point L803(lines 803 844) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:58,137 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 144 160) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 144 160) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 144 160) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point L151(lines 151 157) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 568 576) no Hoare annotation was computed. [2019-10-07 15:16:58,138 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 568 576) no Hoare annotation was computed. [2019-10-07 15:16:58,139 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 524 535) the Hoare annotation is: true [2019-10-07 15:16:58,139 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 524 535) no Hoare annotation was computed. [2019-10-07 15:16:58,139 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:58,139 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:16:58,139 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 536 544) the Hoare annotation is: true [2019-10-07 15:16:58,139 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 536 544) no Hoare annotation was computed. [2019-10-07 15:16:58,139 INFO L439 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,140 INFO L439 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,140 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2019-10-07 15:16:58,140 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,140 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2019-10-07 15:16:58,140 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2019-10-07 15:16:58,140 INFO L439 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:58,141 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 323 352) no Hoare annotation was computed. [2019-10-07 15:16:58,141 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 323 352) the Hoare annotation is: true [2019-10-07 15:16:58,141 INFO L446 ceAbstractionStarter]: At program point L348(lines 323 352) the Hoare annotation is: true [2019-10-07 15:16:58,141 INFO L443 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2019-10-07 15:16:58,141 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2019-10-07 15:16:58,141 INFO L446 ceAbstractionStarter]: At program point L337-1(lines 337 341) the Hoare annotation is: true [2019-10-07 15:16:58,141 INFO L446 ceAbstractionStarter]: At program point L333-2(lines 333 347) the Hoare annotation is: true [2019-10-07 15:16:58,141 INFO L446 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: true [2019-10-07 15:16:58,141 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-10-07 15:16:58,142 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 500 511) the Hoare annotation is: true [2019-10-07 15:16:58,142 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 500 511) no Hoare annotation was computed. [2019-10-07 15:16:58,142 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 377 383) no Hoare annotation was computed. [2019-10-07 15:16:58,142 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 377 383) the Hoare annotation is: true [2019-10-07 15:16:58,178 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:58,178 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 15:16:58,179 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:16:58,179 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:16:58,179 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 512 523) no Hoare annotation was computed. [2019-10-07 15:16:58,179 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 512 523) the Hoare annotation is: true [2019-10-07 15:16:58,179 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 313 320) the Hoare annotation is: true [2019-10-07 15:16:58,179 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 317) no Hoare annotation was computed. [2019-10-07 15:16:58,179 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 313 320) no Hoare annotation was computed. [2019-10-07 15:16:58,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:16:58 BoogieIcfgContainer [2019-10-07 15:16:58,194 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:16:58,197 INFO L168 Benchmark]: Toolchain (without parser) took 5676.61 ms. Allocated memory was 137.4 MB in the beginning and 298.3 MB in the end (delta: 161.0 MB). Free memory was 101.1 MB in the beginning and 264.2 MB in the end (delta: -163.1 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:58,197 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory is still 120.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-07 15:16:58,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.43 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 167.3 MB in the end (delta: -66.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:58,199 INFO L168 Benchmark]: Boogie Preprocessor took 121.07 ms. Allocated memory is still 200.8 MB. Free memory was 167.3 MB in the beginning and 163.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:58,200 INFO L168 Benchmark]: RCFGBuilder took 1626.27 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 163.3 MB in the beginning and 147.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:58,201 INFO L168 Benchmark]: TraceAbstraction took 3233.71 ms. Allocated memory was 231.7 MB in the beginning and 298.3 MB in the end (delta: 66.6 MB). Free memory was 145.7 MB in the beginning and 264.2 MB in the end (delta: -118.6 MB). Peak memory consumption was 76.2 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:58,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory is still 120.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 691.43 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 101.1 MB in the beginning and 167.3 MB in the end (delta: -66.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.07 ms. Allocated memory is still 200.8 MB. Free memory was 167.3 MB in the beginning and 163.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1626.27 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 163.3 MB in the beginning and 147.4 MB in the end (delta: 16.0 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3233.71 ms. Allocated memory was 231.7 MB in the beginning and 298.3 MB in the end (delta: 66.6 MB). Free memory was 145.7 MB in the beginning and 264.2 MB in the end (delta: -118.6 MB). Peak memory consumption was 76.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 317]: 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: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 187 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 529 SDtfs, 234 SDslu, 817 SDs, 0 SdLazy, 332 SolverSat, 62 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 317 PreInvPairs, 329 NumberOfFragments, 487 HoareAnnotationTreeSize, 317 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 844 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 26368 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...