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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:15,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:15,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:15,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:15,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:15,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:15,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:15,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:15,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:15,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:15,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:15,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:15,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:15,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:15,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:15,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:15,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:15,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:15,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:15,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:15,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:15,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:15,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:15,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:15,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:15,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:15,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:15,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:15,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:15,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:15,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:15,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:15,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:15,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:15,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:15,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:15,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:15,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:15,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:15,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:15,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:15,313 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 [2019-10-13 23:15:15,341 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:15,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:15,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:15,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:15,344 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:15,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:15,345 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:15,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:15,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:15,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:15,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:15,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:15,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:15,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:15,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:15,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:15,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:15,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:15,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:15,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:15,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:15,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:15,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:15,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:15,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:15,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:15,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:15,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:15,351 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 [2019-10-13 23:15:15,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:15,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:15,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:15,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:15,698 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:15,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-10-13 23:15:15,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a5869f7/575e8ad3fba84b7c967371090172e61a/FLAGc0d1feb94 [2019-10-13 23:15:16,377 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:16,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-10-13 23:15:16,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a5869f7/575e8ad3fba84b7c967371090172e61a/FLAGc0d1feb94 [2019-10-13 23:15:16,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a5869f7/575e8ad3fba84b7c967371090172e61a [2019-10-13 23:15:16,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:16,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:16,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:16,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:16,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:16,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65be9405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:16, skipping insertion in model container [2019-10-13 23:15:16,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:16" (1/1) ... [2019-10-13 23:15:16,666 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:16,725 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:17,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:17,231 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:17,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:17,369 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:17,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17 WrapperNode [2019-10-13 23:15:17,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:17,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:17,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:17,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:17,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:17,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:17,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:17,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:17,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (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 [2019-10-13 23:15:17,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:17,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:17,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:17,549 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:17,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:17,551 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:17,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:15:17,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:17,553 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:17,553 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:15:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:15:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:17,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:17,561 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:17,562 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:17,562 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:17,562 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:17,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:17,563 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:17,564 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:17,564 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:15:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:15:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:15:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:15:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:15:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:17,578 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:17,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:19,322 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:19,322 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:19,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:19 BoogieIcfgContainer [2019-10-13 23:15:19,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:19,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:19,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:19,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:19,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:16" (1/3) ... [2019-10-13 23:15:19,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abeddf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:19, skipping insertion in model container [2019-10-13 23:15:19,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17" (2/3) ... [2019-10-13 23:15:19,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abeddf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:19, skipping insertion in model container [2019-10-13 23:15:19,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:19" (3/3) ... [2019-10-13 23:15:19,332 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2019-10-13 23:15:19,343 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:19,353 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:19,365 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:19,409 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:19,409 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:19,409 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:19,410 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:19,410 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:19,410 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:19,410 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:19,411 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:19,446 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2019-10-13 23:15:19,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:19,461 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:19,462 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] [2019-10-13 23:15:19,466 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:19,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:19,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1766111430, now seen corresponding path program 1 times [2019-10-13 23:15:19,483 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:19,483 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805677560] [2019-10-13 23:15:19,484 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:19,484 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:19,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:19,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:19,910 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805677560] [2019-10-13 23:15:19,912 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:19,912 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:19,912 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354842455] [2019-10-13 23:15:19,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:19,918 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:19,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:19,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:19,935 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2019-10-13 23:15:20,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:20,012 INFO L93 Difference]: Finished difference Result 222 states and 277 transitions. [2019-10-13 23:15:20,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:20,014 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:20,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:20,030 INFO L225 Difference]: With dead ends: 222 [2019-10-13 23:15:20,031 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 23:15:20,042 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 [2019-10-13 23:15:20,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 23:15:20,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 23:15:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 23:15:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 134 transitions. [2019-10-13 23:15:20,113 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 134 transitions. Word has length 46 [2019-10-13 23:15:20,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:20,114 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 134 transitions. [2019-10-13 23:15:20,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2019-10-13 23:15:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:20,118 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:20,118 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] [2019-10-13 23:15:20,118 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:20,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:20,119 INFO L82 PathProgramCache]: Analyzing trace with hash -800886279, now seen corresponding path program 1 times [2019-10-13 23:15:20,119 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:20,119 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498637639] [2019-10-13 23:15:20,119 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,120 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:20,251 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498637639] [2019-10-13 23:15:20,252 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:20,252 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:20,252 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783431371] [2019-10-13 23:15:20,254 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:20,255 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:20,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:20,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:20,256 INFO L87 Difference]: Start difference. First operand 113 states and 134 transitions. Second operand 3 states. [2019-10-13 23:15:20,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:20,277 INFO L93 Difference]: Finished difference Result 173 states and 205 transitions. [2019-10-13 23:15:20,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:20,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:20,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:20,281 INFO L225 Difference]: With dead ends: 173 [2019-10-13 23:15:20,282 INFO L226 Difference]: Without dead ends: 105 [2019-10-13 23:15:20,283 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 [2019-10-13 23:15:20,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-13 23:15:20,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-10-13 23:15:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-10-13 23:15:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 123 transitions. [2019-10-13 23:15:20,300 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 123 transitions. Word has length 47 [2019-10-13 23:15:20,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:20,301 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 123 transitions. [2019-10-13 23:15:20,301 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2019-10-13 23:15:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 23:15:20,306 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:20,306 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] [2019-10-13 23:15:20,307 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:20,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:20,308 INFO L82 PathProgramCache]: Analyzing trace with hash -1813506306, now seen corresponding path program 1 times [2019-10-13 23:15:20,308 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:20,308 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348718243] [2019-10-13 23:15:20,308 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,309 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:20,502 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348718243] [2019-10-13 23:15:20,503 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:20,503 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:20,503 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892404362] [2019-10-13 23:15:20,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:20,504 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:20,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:20,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:20,505 INFO L87 Difference]: Start difference. First operand 105 states and 123 transitions. Second operand 7 states. [2019-10-13 23:15:20,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:20,991 INFO L93 Difference]: Finished difference Result 310 states and 378 transitions. [2019-10-13 23:15:20,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:15:20,991 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-13 23:15:20,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:20,996 INFO L225 Difference]: With dead ends: 310 [2019-10-13 23:15:20,996 INFO L226 Difference]: Without dead ends: 230 [2019-10-13 23:15:20,997 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 [2019-10-13 23:15:20,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2019-10-13 23:15:21,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 222. [2019-10-13 23:15:21,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-10-13 23:15:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 270 transitions. [2019-10-13 23:15:21,051 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 270 transitions. Word has length 50 [2019-10-13 23:15:21,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:21,054 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 270 transitions. [2019-10-13 23:15:21,054 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 270 transitions. [2019-10-13 23:15:21,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-13 23:15:21,062 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:21,062 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, 1] [2019-10-13 23:15:21,063 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:21,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:21,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1142213760, now seen corresponding path program 1 times [2019-10-13 23:15:21,063 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:21,064 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178920511] [2019-10-13 23:15:21,064 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,064 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:21,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:21,223 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178920511] [2019-10-13 23:15:21,224 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:21,224 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:21,225 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764692273] [2019-10-13 23:15:21,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:21,226 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:21,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:21,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:21,226 INFO L87 Difference]: Start difference. First operand 222 states and 270 transitions. Second operand 6 states. [2019-10-13 23:15:21,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:21,452 INFO L93 Difference]: Finished difference Result 598 states and 747 transitions. [2019-10-13 23:15:21,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:21,456 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-13 23:15:21,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:21,461 INFO L225 Difference]: With dead ends: 598 [2019-10-13 23:15:21,461 INFO L226 Difference]: Without dead ends: 401 [2019-10-13 23:15:21,464 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 [2019-10-13 23:15:21,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2019-10-13 23:15:21,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 389. [2019-10-13 23:15:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2019-10-13 23:15:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 477 transitions. [2019-10-13 23:15:21,528 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 477 transitions. Word has length 55 [2019-10-13 23:15:21,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:21,529 INFO L462 AbstractCegarLoop]: Abstraction has 389 states and 477 transitions. [2019-10-13 23:15:21,529 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 477 transitions. [2019-10-13 23:15:21,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 23:15:21,531 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:21,532 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, 1, 1, 1, 1] [2019-10-13 23:15:21,532 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:21,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:21,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1152531523, now seen corresponding path program 1 times [2019-10-13 23:15:21,533 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:21,533 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81958654] [2019-10-13 23:15:21,533 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,533 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:21,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:21,635 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81958654] [2019-10-13 23:15:21,636 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:21,636 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:21,636 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302036512] [2019-10-13 23:15:21,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:21,637 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:21,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:21,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:21,638 INFO L87 Difference]: Start difference. First operand 389 states and 477 transitions. Second operand 7 states. [2019-10-13 23:15:21,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:21,985 INFO L93 Difference]: Finished difference Result 637 states and 808 transitions. [2019-10-13 23:15:21,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:21,986 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-13 23:15:21,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:21,987 INFO L225 Difference]: With dead ends: 637 [2019-10-13 23:15:21,988 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:21,990 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 [2019-10-13 23:15:21,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:21,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:21,991 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-13 23:15:21,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:21,992 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:21,992 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:21,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:21,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point L477(lines 454 478) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point L461(lines 461 465) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 430 485) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point L455-2(lines 455 476) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 430 485) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point L512-2(lines 512 537) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point L538(lines 511 539) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 486 545) no Hoare annotation was computed. [2019-10-13 23:15:23,208 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-13 23:15:23,209 INFO L443 ceAbstractionStarter]: For program point L531-1(line 531) no Hoare annotation was computed. [2019-10-13 23:15:23,209 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 486 545) no Hoare annotation was computed. [2019-10-13 23:15:23,209 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 486 545) no Hoare annotation was computed. [2019-10-13 23:15:23,209 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 522) no Hoare annotation was computed. [2019-10-13 23:15:23,209 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 361 367) the Hoare annotation is: true [2019-10-13 23:15:23,209 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 361 367) no Hoare annotation was computed. [2019-10-13 23:15:23,209 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 368 376) no Hoare annotation was computed. [2019-10-13 23:15:23,210 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 368 376) the Hoare annotation is: true [2019-10-13 23:15:23,210 INFO L443 ceAbstractionStarter]: For program point L866-1(lines 866 873) no Hoare annotation was computed. [2019-10-13 23:15:23,210 INFO L443 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2019-10-13 23:15:23,210 INFO L439 ceAbstractionStarter]: At program point L863(line 863) 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))) [2019-10-13 23:15:23,210 INFO L439 ceAbstractionStarter]: At program point L862(line 862) 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))) [2019-10-13 23:15:23,210 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 856 878) 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))) [2019-10-13 23:15:23,211 INFO L439 ceAbstractionStarter]: At program point L862-1(line 862) 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))) [2019-10-13 23:15:23,211 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 856 878) no Hoare annotation was computed. [2019-10-13 23:15:23,211 INFO L439 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:23,211 INFO L439 ceAbstractionStarter]: At program point L868-1(line 868) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:23,211 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 873) no Hoare annotation was computed. [2019-10-13 23:15:23,211 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 814 837) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 814 837) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 814 837) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L826(line 826) no Hoare annotation was computed. [2019-10-13 23:15:23,212 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L439 ceAbstractionStarter]: At program point L184(line 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2019-10-13 23:15:23,213 INFO L439 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:23,213 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 165 189) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,213 INFO L439 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:23,213 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 181) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 165 189) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L439 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:23,214 INFO L443 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 186) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 324 338) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L439 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:23,214 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 324 338) 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))))) [2019-10-13 23:15:23,214 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 260 268) no Hoare annotation was computed. [2019-10-13 23:15:23,214 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 260 268) the Hoare annotation is: true [2019-10-13 23:15:23,215 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 305 323) the Hoare annotation is: true [2019-10-13 23:15:23,215 INFO L446 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: true [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point L312-1(line 312) no Hoare annotation was computed. [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 305 323) no Hoare annotation was computed. [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 269 304) no Hoare annotation was computed. [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 269 304) no Hoare annotation was computed. [2019-10-13 23:15:23,215 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 354 360) no Hoare annotation was computed. [2019-10-13 23:15:23,216 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 354 360) the Hoare annotation is: true [2019-10-13 23:15:23,216 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 384 429) no Hoare annotation was computed. [2019-10-13 23:15:23,216 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 384 429) no Hoare annotation was computed. [2019-10-13 23:15:23,216 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 697 742) no Hoare annotation was computed. [2019-10-13 23:15:23,216 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 697 742) no Hoare annotation was computed. [2019-10-13 23:15:23,216 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 845 855) 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))) [2019-10-13 23:15:23,216 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 845 855) no Hoare annotation was computed. [2019-10-13 23:15:23,217 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 845 855) no Hoare annotation was computed. [2019-10-13 23:15:23,217 INFO L439 ceAbstractionStarter]: At program point L850(line 850) 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))) [2019-10-13 23:15:23,217 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 249 259) the Hoare annotation is: true [2019-10-13 23:15:23,217 INFO L446 ceAbstractionStarter]: At program point L254(line 254) the Hoare annotation is: true [2019-10-13 23:15:23,217 INFO L443 ceAbstractionStarter]: For program point L254-1(line 254) no Hoare annotation was computed. [2019-10-13 23:15:23,217 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 249 259) no Hoare annotation was computed. [2019-10-13 23:15:23,217 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 241 248) the Hoare annotation is: true [2019-10-13 23:15:23,217 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 241 248) no Hoare annotation was computed. [2019-10-13 23:15:23,218 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 191 215) no Hoare annotation was computed. [2019-10-13 23:15:23,218 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 191 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,218 INFO L439 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,218 INFO L443 ceAbstractionStarter]: For program point L210-1(lines 191 215) no Hoare annotation was computed. [2019-10-13 23:15:23,218 INFO L439 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:23,218 INFO L439 ceAbstractionStarter]: At program point L201(line 201) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:23,218 INFO L443 ceAbstractionStarter]: For program point L199(lines 199 207) no Hoare annotation was computed. [2019-10-13 23:15:23,219 INFO L439 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:23,219 INFO L443 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2019-10-13 23:15:23,219 INFO L443 ceAbstractionStarter]: For program point L195(lines 195 212) no Hoare annotation was computed. [2019-10-13 23:15:23,219 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2019-10-13 23:15:23,219 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2019-10-13 23:15:23,219 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 45 110) 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))) [2019-10-13 23:15:23,219 INFO L439 ceAbstractionStarter]: At program point L93(line 93) 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))) [2019-10-13 23:15:23,219 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-10-13 23:15:23,220 INFO L439 ceAbstractionStarter]: At program point L91-1(lines 85 98) 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))) [2019-10-13 23:15:23,220 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-10-13 23:15:23,220 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2019-10-13 23:15:23,220 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-10-13 23:15:23,220 INFO L439 ceAbstractionStarter]: At program point L77(line 77) 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))) [2019-10-13 23:15:23,220 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-13 23:15:23,220 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-10-13 23:15:23,221 INFO L439 ceAbstractionStarter]: At program point L100(lines 55 102) 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))) [2019-10-13 23:15:23,221 INFO L439 ceAbstractionStarter]: At program point L67(line 67) 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))) [2019-10-13 23:15:23,221 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-13 23:15:23,221 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2019-10-13 23:15:23,221 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:23,221 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2019-10-13 23:15:23,222 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 651 696) no Hoare annotation was computed. [2019-10-13 23:15:23,222 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 651 696) no Hoare annotation was computed. [2019-10-13 23:15:23,222 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 216 223) no Hoare annotation was computed. [2019-10-13 23:15:23,222 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 216 223) no Hoare annotation was computed. [2019-10-13 23:15:23,222 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 960 968) the Hoare annotation is: true [2019-10-13 23:15:23,222 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 960 968) no Hoare annotation was computed. [2019-10-13 23:15:23,222 INFO L439 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:15:23,222 INFO L443 ceAbstractionStarter]: For program point L766(lines 766 772) no Hoare annotation was computed. [2019-10-13 23:15:23,223 INFO L443 ceAbstractionStarter]: For program point L765(lines 765 775) no Hoare annotation was computed. [2019-10-13 23:15:23,223 INFO L439 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:23,223 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-10-13 23:15:23,223 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 778) no Hoare annotation was computed. [2019-10-13 23:15:23,223 INFO L443 ceAbstractionStarter]: For program point L761-1(lines 753 781) no Hoare annotation was computed. [2019-10-13 23:15:23,223 INFO L446 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2019-10-13 23:15:23,223 INFO L443 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 753 781) the Hoare annotation is: true [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 753 781) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 928 950) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 928 950) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 745 752) the Hoare annotation is: true [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 745 752) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 344 353) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 344 353) no Hoare annotation was computed. [2019-10-13 23:15:23,224 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 548 650) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 576) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L597-2(lines 597 617) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L618(lines 596 619) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 548 650) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 593) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L598(lines 597 617) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L629(line 629) no Hoare annotation was computed. [2019-10-13 23:15:23,225 INFO L443 ceAbstractionStarter]: For program point L629-1(line 629) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point L594(lines 594 635) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 548 650) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 224 240) no Hoare annotation was computed. [2019-10-13 23:15:23,226 INFO L443 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point L235-1(lines 224 240) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 224 240) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 237) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point L229-1(line 229) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 951 959) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 951 959) no Hoare annotation was computed. [2019-10-13 23:15:23,227 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 907 918) the Hoare annotation is: true [2019-10-13 23:15:23,228 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 907 918) no Hoare annotation was computed. [2019-10-13 23:15:23,228 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:23,228 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:23,228 INFO L439 ceAbstractionStarter]: At program point L146(line 146) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 23:15:23,228 INFO L439 ceAbstractionStarter]: At program point L144(lines 144 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,228 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,229 INFO L439 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:23,229 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2019-10-13 23:15:23,229 INFO L443 ceAbstractionStarter]: For program point L137(lines 136 155) no Hoare annotation was computed. [2019-10-13 23:15:23,229 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2019-10-13 23:15:23,229 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 784 813) no Hoare annotation was computed. [2019-10-13 23:15:23,229 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 802) no Hoare annotation was computed. [2019-10-13 23:15:23,229 INFO L446 ceAbstractionStarter]: At program point L798-1(lines 798 802) the Hoare annotation is: true [2019-10-13 23:15:23,229 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 784 813) the Hoare annotation is: true [2019-10-13 23:15:23,230 INFO L446 ceAbstractionStarter]: At program point L794-2(lines 794 808) the Hoare annotation is: true [2019-10-13 23:15:23,230 INFO L446 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: true [2019-10-13 23:15:23,230 INFO L443 ceAbstractionStarter]: For program point L790-1(line 790) no Hoare annotation was computed. [2019-10-13 23:15:23,230 INFO L446 ceAbstractionStarter]: At program point L809(lines 784 813) the Hoare annotation is: true [2019-10-13 23:15:23,230 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-10-13 23:15:23,230 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 919 927) the Hoare annotation is: true [2019-10-13 23:15:23,230 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 919 927) no Hoare annotation was computed. [2019-10-13 23:15:23,230 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 883 894) the Hoare annotation is: true [2019-10-13 23:15:23,231 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 883 894) no Hoare annotation was computed. [2019-10-13 23:15:23,231 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 838 844) no Hoare annotation was computed. [2019-10-13 23:15:23,231 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 838 844) the Hoare annotation is: true [2019-10-13 23:15:23,231 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:23,231 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:23,231 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:23,231 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:23,232 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 895 906) no Hoare annotation was computed. [2019-10-13 23:15:23,232 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 895 906) the Hoare annotation is: true [2019-10-13 23:15:23,232 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 112 119) the Hoare annotation is: true [2019-10-13 23:15:23,232 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 112 119) no Hoare annotation was computed. [2019-10-13 23:15:23,232 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 116) no Hoare annotation was computed. [2019-10-13 23:15:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:23 BoogieIcfgContainer [2019-10-13 23:15:23,246 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:23,249 INFO L168 Benchmark]: Toolchain (without parser) took 6598.30 ms. Allocated memory was 143.1 MB in the beginning and 294.6 MB in the end (delta: 151.5 MB). Free memory was 100.0 MB in the beginning and 172.3 MB in the end (delta: -72.3 MB). Peak memory consumption was 124.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:23,250 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:23,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.70 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 99.8 MB in the beginning and 165.3 MB in the end (delta: -65.5 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:23,252 INFO L168 Benchmark]: Boogie Preprocessor took 87.27 ms. Allocated memory is still 200.3 MB. Free memory was 165.3 MB in the beginning and 161.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:23,253 INFO L168 Benchmark]: RCFGBuilder took 1865.57 ms. Allocated memory was 200.3 MB in the beginning and 229.1 MB in the end (delta: 28.8 MB). Free memory was 161.1 MB in the beginning and 143.6 MB in the end (delta: 17.5 MB). Peak memory consumption was 84.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:23,254 INFO L168 Benchmark]: TraceAbstraction took 3921.25 ms. Allocated memory was 229.1 MB in the beginning and 294.6 MB in the end (delta: 65.5 MB). Free memory was 143.6 MB in the beginning and 172.3 MB in the end (delta: -28.7 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:23,259 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.70 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 99.8 MB in the beginning and 165.3 MB in the end (delta: -65.5 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.27 ms. Allocated memory is still 200.3 MB. Free memory was 165.3 MB in the beginning and 161.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1865.57 ms. Allocated memory was 200.3 MB in the beginning and 229.1 MB in the end (delta: 28.8 MB). Free memory was 161.1 MB in the beginning and 143.6 MB in the end (delta: 17.5 MB). Peak memory consumption was 84.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3921.25 ms. Allocated memory was 229.1 MB in the beginning and 294.6 MB in the end (delta: 65.5 MB). Free memory was 143.6 MB in the beginning and 172.3 MB in the end (delta: -28.7 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 116]: 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: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 194 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 631 SDtfs, 411 SDslu, 1128 SDs, 0 SdLazy, 440 SolverSat, 117 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=389occurred 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, 20 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 578 PreInvPairs, 620 NumberOfFragments, 540 HoareAnnotationTreeSize, 578 FomulaSimplifications, 401 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 2056 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23658 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...