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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:20:50,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:20:50,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:20:50,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:20:50,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:20:50,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:20:50,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:20:50,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:20:50,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:20:50,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:20:50,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:20:50,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:20:50,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:20:50,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:20:50,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:20:50,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:20:50,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:20:50,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:20:50,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:20:50,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:20:50,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:20:50,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:20:50,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:20:50,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:20:50,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:20:50,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:20:50,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:20:50,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:20:50,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:20:50,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:20:50,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:20:50,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:20:50,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:20:50,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:20:50,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:20:50,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:20:50,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:20:50,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:20:50,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:20:50,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:20:50,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:20:50,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:20:50,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:20:50,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:20:50,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:20:50,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:20:50,204 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:20:50,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:20:50,204 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:20:50,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:20:50,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:20:50,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:20:50,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:20:50,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:20:50,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:20:50,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:20:50,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:20:50,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:20:50,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:20:50,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:20:50,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:20:50,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:20:50,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:20:50,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:20:50,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:20:50,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:20:50,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:20:50,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:20:50,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:20:50,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:20:50,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:20:50,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:20:50,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:20:50,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:20:50,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:20:50,563 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:20:50,564 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2019-10-15 01:20:50,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739ce4321/fbbf0e33030642d8a8f720603ead6bfc/FLAG700618242 [2019-10-15 01:20:51,134 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:20:51,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2019-10-15 01:20:51,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739ce4321/fbbf0e33030642d8a8f720603ead6bfc/FLAG700618242 [2019-10-15 01:20:51,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/739ce4321/fbbf0e33030642d8a8f720603ead6bfc [2019-10-15 01:20:51,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:20:51,527 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:20:51,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:20:51,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:20:51,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:20:51,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:20:51" (1/1) ... [2019-10-15 01:20:51,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d528c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:51, skipping insertion in model container [2019-10-15 01:20:51,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:20:51" (1/1) ... [2019-10-15 01:20:51,544 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:20:51,583 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:20:52,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:20:52,021 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:20:52,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:20:52,166 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:20:52,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52 WrapperNode [2019-10-15 01:20:52,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:20:52,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:20:52,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:20:52,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:20:52,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... [2019-10-15 01:20:52,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:20:52,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:20:52,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:20:52,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:20:52,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:20:52,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:20:52,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:20:52,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:20:52,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:20:52,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:20:52,334 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:20:52,334 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:20:52,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:20:52,335 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:20:52,335 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:20:52,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:20:52,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:20:52,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 01:20:52,337 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:20:52,337 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:20:52,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:20:52,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:20:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:20:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:20:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:20:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:20:52,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:20:52,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:20:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:20:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:20:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:20:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:20:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:20:52,342 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:20:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:20:52,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 01:20:52,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:20:52,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:20:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:20:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:20:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:20:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:20:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:20:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:20:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:20:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 01:20:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:20:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:20:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:20:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 01:20:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:20:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:20:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:20:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:20:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:20:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:20:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:20:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:20:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:20:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:20:52,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:20:52,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:20:52,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:20:52,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:20:52,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:20:52,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:20:52,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:20:52,352 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:20:52,352 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:20:52,352 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:20:52,352 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:20:52,353 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:20:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:20:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:20:52,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:20:53,475 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:20:53,476 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:20:53,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:20:53 BoogieIcfgContainer [2019-10-15 01:20:53,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:20:53,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:20:53,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:20:53,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:20:53,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:20:51" (1/3) ... [2019-10-15 01:20:53,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a65faa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:20:53, skipping insertion in model container [2019-10-15 01:20:53,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:52" (2/3) ... [2019-10-15 01:20:53,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a65faa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:20:53, skipping insertion in model container [2019-10-15 01:20:53,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:20:53" (3/3) ... [2019-10-15 01:20:53,488 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product15.cil.c [2019-10-15 01:20:53,498 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:20:53,509 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:20:53,521 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:20:53,549 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:20:53,549 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:20:53,549 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:20:53,549 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:20:53,550 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:20:53,550 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:20:53,550 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:20:53,550 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:20:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2019-10-15 01:20:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 01:20:53,584 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:53,585 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] [2019-10-15 01:20:53,588 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:53,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:53,594 INFO L82 PathProgramCache]: Analyzing trace with hash 143568661, now seen corresponding path program 1 times [2019-10-15 01:20:53,604 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:53,605 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893422930] [2019-10-15 01:20:53,605 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:53,605 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:53,606 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:53,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:53,974 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893422930] [2019-10-15 01:20:53,975 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:53,976 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:20:53,976 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816691523] [2019-10-15 01:20:53,983 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:20:53,985 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:54,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:20:54,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:20:54,004 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2019-10-15 01:20:54,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:54,060 INFO L93 Difference]: Finished difference Result 216 states and 269 transitions. [2019-10-15 01:20:54,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:20:54,062 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 01:20:54,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:54,076 INFO L225 Difference]: With dead ends: 216 [2019-10-15 01:20:54,076 INFO L226 Difference]: Without dead ends: 108 [2019-10-15 01:20:54,081 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:20:54,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-10-15 01:20:54,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2019-10-15 01:20:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-10-15 01:20:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2019-10-15 01:20:54,132 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 46 [2019-10-15 01:20:54,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:54,133 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2019-10-15 01:20:54,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:20:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2019-10-15 01:20:54,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 01:20:54,137 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:54,137 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:54,137 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:54,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:54,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1665995157, now seen corresponding path program 1 times [2019-10-15 01:20:54,138 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:54,139 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662200261] [2019-10-15 01:20:54,139 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:54,139 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:54,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:54,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:54,269 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662200261] [2019-10-15 01:20:54,269 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:54,269 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:20:54,270 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368037146] [2019-10-15 01:20:54,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:54,273 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:54,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:54,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:54,274 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 3 states. [2019-10-15 01:20:54,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:54,307 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2019-10-15 01:20:54,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:54,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 01:20:54,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:54,310 INFO L225 Difference]: With dead ends: 159 [2019-10-15 01:20:54,310 INFO L226 Difference]: Without dead ends: 99 [2019-10-15 01:20:54,311 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:54,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-15 01:20:54,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2019-10-15 01:20:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-15 01:20:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2019-10-15 01:20:54,324 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 47 [2019-10-15 01:20:54,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:54,325 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2019-10-15 01:20:54,325 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2019-10-15 01:20:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:20:54,327 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:54,327 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:54,327 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:54,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:54,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1977159256, now seen corresponding path program 1 times [2019-10-15 01:20:54,328 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:54,328 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812291856] [2019-10-15 01:20:54,329 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:54,329 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:54,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:54,541 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812291856] [2019-10-15 01:20:54,541 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:54,541 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:20:54,542 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411895073] [2019-10-15 01:20:54,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:20:54,543 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:54,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:20:54,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:54,544 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 7 states. [2019-10-15 01:20:55,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:55,012 INFO L93 Difference]: Finished difference Result 299 states and 360 transitions. [2019-10-15 01:20:55,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:20:55,013 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-15 01:20:55,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:55,017 INFO L225 Difference]: With dead ends: 299 [2019-10-15 01:20:55,017 INFO L226 Difference]: Without dead ends: 224 [2019-10-15 01:20:55,019 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:20:55,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-10-15 01:20:55,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 216. [2019-10-15 01:20:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-10-15 01:20:55,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 260 transitions. [2019-10-15 01:20:55,072 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 260 transitions. Word has length 51 [2019-10-15 01:20:55,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:55,073 INFO L462 AbstractCegarLoop]: Abstraction has 216 states and 260 transitions. [2019-10-15 01:20:55,073 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:20:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 260 transitions. [2019-10-15 01:20:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:20:55,076 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:55,076 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] [2019-10-15 01:20:55,076 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:55,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:55,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1061912152, now seen corresponding path program 1 times [2019-10-15 01:20:55,077 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:55,077 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164494434] [2019-10-15 01:20:55,077 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:55,077 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:55,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:55,219 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164494434] [2019-10-15 01:20:55,219 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:55,219 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 01:20:55,219 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162441868] [2019-10-15 01:20:55,220 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 01:20:55,220 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:55,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 01:20:55,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:20:55,221 INFO L87 Difference]: Start difference. First operand 216 states and 260 transitions. Second operand 10 states. [2019-10-15 01:20:55,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:55,765 INFO L93 Difference]: Finished difference Result 744 states and 959 transitions. [2019-10-15 01:20:55,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-15 01:20:55,768 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-10-15 01:20:55,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:55,781 INFO L225 Difference]: With dead ends: 744 [2019-10-15 01:20:55,782 INFO L226 Difference]: Without dead ends: 552 [2019-10-15 01:20:55,790 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-15 01:20:55,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2019-10-15 01:20:55,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 540. [2019-10-15 01:20:55,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2019-10-15 01:20:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 670 transitions. [2019-10-15 01:20:55,897 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 670 transitions. Word has length 57 [2019-10-15 01:20:55,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:55,900 INFO L462 AbstractCegarLoop]: Abstraction has 540 states and 670 transitions. [2019-10-15 01:20:55,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 01:20:55,900 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 670 transitions. [2019-10-15 01:20:55,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-15 01:20:55,909 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:55,909 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, 1, 1, 1] [2019-10-15 01:20:55,914 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:55,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:55,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1238507602, now seen corresponding path program 1 times [2019-10-15 01:20:55,916 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:55,917 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419298330] [2019-10-15 01:20:55,917 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:55,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:55,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:56,041 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419298330] [2019-10-15 01:20:56,042 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:56,042 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 01:20:56,042 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561803098] [2019-10-15 01:20:56,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 01:20:56,043 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:56,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 01:20:56,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:20:56,044 INFO L87 Difference]: Start difference. First operand 540 states and 670 transitions. Second operand 4 states. [2019-10-15 01:20:56,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:56,248 INFO L93 Difference]: Finished difference Result 912 states and 1168 transitions. [2019-10-15 01:20:56,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 01:20:56,249 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-10-15 01:20:56,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:56,256 INFO L225 Difference]: With dead ends: 912 [2019-10-15 01:20:56,256 INFO L226 Difference]: Without dead ends: 396 [2019-10-15 01:20:56,258 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-15 01:20:56,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2019-10-15 01:20:56,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 384. [2019-10-15 01:20:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 384 states. [2019-10-15 01:20:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 446 transitions. [2019-10-15 01:20:56,300 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 446 transitions. Word has length 61 [2019-10-15 01:20:56,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:56,301 INFO L462 AbstractCegarLoop]: Abstraction has 384 states and 446 transitions. [2019-10-15 01:20:56,301 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 01:20:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 446 transitions. [2019-10-15 01:20:56,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-15 01:20:56,303 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:56,304 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:56,304 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:56,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:56,304 INFO L82 PathProgramCache]: Analyzing trace with hash 5395237, now seen corresponding path program 1 times [2019-10-15 01:20:56,305 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:56,305 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117181872] [2019-10-15 01:20:56,305 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:56,305 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:56,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-15 01:20:56,412 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117181872] [2019-10-15 01:20:56,413 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2065135678] [2019-10-15 01:20:56,413 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:56,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-15 01:20:56,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:20:56,790 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:56,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-15 01:20:57,024 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:20:57,025 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1499434892] [2019-10-15 01:20:57,031 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 89 [2019-10-15 01:20:57,079 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-15 01:20:57,079 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 01:20:57,172 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 01:20:57,175 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-15 01:20:57,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:57,180 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-15 01:20:57,223 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-15 01:20:57,223 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-15 01:20:57,226 INFO L553 sIntCurrentIteration]: We unified 87 AI predicates to 87 [2019-10-15 01:20:57,227 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-15 01:20:57,227 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-15 01:20:57,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-15 01:20:57,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049841330] [2019-10-15 01:20:57,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:20:57,229 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:57,230 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-15 01:20:57,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:20:57,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:20:57,230 INFO L87 Difference]: Start difference. First operand 384 states and 446 transitions. Second operand 2 states. [2019-10-15 01:20:57,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:57,236 INFO L93 Difference]: Finished difference Result 384 states and 446 transitions. [2019-10-15 01:20:57,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:20:57,236 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2019-10-15 01:20:57,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:57,237 INFO L225 Difference]: With dead ends: 384 [2019-10-15 01:20:57,237 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:20:57,238 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:20:57,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:20:57,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:20:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:20:57,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:20:57,239 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-10-15 01:20:57,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:57,239 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:20:57,240 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:20:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:20:57,240 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:20:57,446 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:57,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:20:57,716 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2019-10-15 01:20:57,716 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 415 419) no Hoare annotation was computed. [2019-10-15 01:20:57,716 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-15 01:20:57,716 INFO L443 ceAbstractionStarter]: For program point L409-2(lines 409 430) no Hoare annotation was computed. [2019-10-15 01:20:57,716 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 384 439) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point L431(lines 408 432) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 384 439) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 384 439) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 440 499) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point L466-2(lines 466 491) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 440 499) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point L492(lines 465 493) no Hoare annotation was computed. [2019-10-15 01:20:57,717 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 440 499) no Hoare annotation was computed. [2019-10-15 01:20:57,718 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-15 01:20:57,718 INFO L443 ceAbstractionStarter]: For program point L485-1(line 485) no Hoare annotation was computed. [2019-10-15 01:20:57,718 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 01:20:57,718 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 01:20:57,718 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:20:57,718 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 01:20:57,719 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:20:57,719 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 875 899) the Hoare annotation is: true [2019-10-15 01:20:57,719 INFO L446 ceAbstractionStarter]: At program point L889(line 889) the Hoare annotation is: true [2019-10-15 01:20:57,719 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 893) no Hoare annotation was computed. [2019-10-15 01:20:57,719 INFO L446 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: true [2019-10-15 01:20:57,719 INFO L443 ceAbstractionStarter]: For program point L885-1(line 885) no Hoare annotation was computed. [2019-10-15 01:20:57,719 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 896) no Hoare annotation was computed. [2019-10-15 01:20:57,720 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 875 899) no Hoare annotation was computed. [2019-10-15 01:20:57,720 INFO L443 ceAbstractionStarter]: For program point L883-1(lines 875 899) no Hoare annotation was computed. [2019-10-15 01:20:57,720 INFO L446 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2019-10-15 01:20:57,720 INFO L443 ceAbstractionStarter]: For program point L881-1(line 881) no Hoare annotation was computed. [2019-10-15 01:20:57,720 INFO L446 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: true [2019-10-15 01:20:57,720 INFO L446 ceAbstractionStarter]: At program point L863-1(line 863) the Hoare annotation is: true [2019-10-15 01:20:57,720 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 851 873) the Hoare annotation is: true [2019-10-15 01:20:57,721 INFO L443 ceAbstractionStarter]: For program point L861(lines 861 868) no Hoare annotation was computed. [2019-10-15 01:20:57,721 INFO L443 ceAbstractionStarter]: For program point L861-1(lines 861 868) no Hoare annotation was computed. [2019-10-15 01:20:57,721 INFO L443 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2019-10-15 01:20:57,721 INFO L446 ceAbstractionStarter]: At program point L858(line 858) the Hoare annotation is: true [2019-10-15 01:20:57,721 INFO L446 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: true [2019-10-15 01:20:57,721 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 851 873) no Hoare annotation was computed. [2019-10-15 01:20:57,721 INFO L446 ceAbstractionStarter]: At program point L857-1(line 857) the Hoare annotation is: true [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 851 873) no Hoare annotation was computed. [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 810 833) no Hoare annotation was computed. [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 810 833) no Hoare annotation was computed. [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 810 833) no Hoare annotation was computed. [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2019-10-15 01:20:57,722 INFO L443 ceAbstractionStarter]: For program point L826(line 826) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-15 01:20:57,723 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-15 01:20:57,724 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-15 01:20:57,724 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-15 01:20:57,724 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 194 200) no Hoare annotation was computed. [2019-10-15 01:20:57,724 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 194 200) the Hoare annotation is: true [2019-10-15 01:20:57,724 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 316 330) no Hoare annotation was computed. [2019-10-15 01:20:57,724 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 326) no Hoare annotation was computed. [2019-10-15 01:20:57,724 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 316 330) the Hoare annotation is: true [2019-10-15 01:20:57,724 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 316 330) no Hoare annotation was computed. [2019-10-15 01:20:57,725 INFO L446 ceAbstractionStarter]: At program point L322(line 322) the Hoare annotation is: true [2019-10-15 01:20:57,725 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 227 234) no Hoare annotation was computed. [2019-10-15 01:20:57,725 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 227 234) no Hoare annotation was computed. [2019-10-15 01:20:57,725 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 227 234) no Hoare annotation was computed. [2019-10-15 01:20:57,725 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 271 279) no Hoare annotation was computed. [2019-10-15 01:20:57,725 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 271 279) the Hoare annotation is: true [2019-10-15 01:20:57,725 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 271 279) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 295) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point L287-2(lines 287 295) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point L310(line 310) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point L310-1(line 310) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 280 315) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point L299-2(lines 299 307) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 280 315) no Hoare annotation was computed. [2019-10-15 01:20:57,726 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 280 315) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 338 383) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 338 383) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 338 383) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 678) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 651 696) no Hoare annotation was computed. [2019-10-15 01:20:57,727 INFO L443 ceAbstractionStarter]: For program point L665(lines 665 685) no Hoare annotation was computed. [2019-10-15 01:20:57,728 INFO L443 ceAbstractionStarter]: For program point L665-1(lines 665 685) no Hoare annotation was computed. [2019-10-15 01:20:57,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 651 696) no Hoare annotation was computed. [2019-10-15 01:20:57,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 651 696) no Hoare annotation was computed. [2019-10-15 01:20:57,728 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 841 850) the Hoare annotation is: true [2019-10-15 01:20:57,728 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 841 850) no Hoare annotation was computed. [2019-10-15 01:20:57,728 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 841 850) no Hoare annotation was computed. [2019-10-15 01:20:57,728 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 260 270) the Hoare annotation is: true [2019-10-15 01:20:57,729 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 260 270) no Hoare annotation was computed. [2019-10-15 01:20:57,729 INFO L446 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: true [2019-10-15 01:20:57,729 INFO L443 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2019-10-15 01:20:57,729 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 260 270) no Hoare annotation was computed. [2019-10-15 01:20:57,729 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 252 259) the Hoare annotation is: true [2019-10-15 01:20:57,729 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 252 259) no Hoare annotation was computed. [2019-10-15 01:20:57,729 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 252 259) no Hoare annotation was computed. [2019-10-15 01:20:57,729 INFO L446 ceAbstractionStarter]: At program point L221(line 221) the Hoare annotation is: true [2019-10-15 01:20:57,730 INFO L443 ceAbstractionStarter]: For program point L221-1(lines 202 226) no Hoare annotation was computed. [2019-10-15 01:20:57,730 INFO L446 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: true [2019-10-15 01:20:57,730 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 202 226) no Hoare annotation was computed. [2019-10-15 01:20:57,730 INFO L446 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: true [2019-10-15 01:20:57,730 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 202 226) the Hoare annotation is: true [2019-10-15 01:20:57,730 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 218) no Hoare annotation was computed. [2019-10-15 01:20:57,730 INFO L446 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: true [2019-10-15 01:20:57,731 INFO L443 ceAbstractionStarter]: For program point L208-1(line 208) no Hoare annotation was computed. [2019-10-15 01:20:57,731 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 223) no Hoare annotation was computed. [2019-10-15 01:20:57,731 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 92 157) the Hoare annotation is: true [2019-10-15 01:20:57,731 INFO L446 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: true [2019-10-15 01:20:57,731 INFO L443 ceAbstractionStarter]: For program point L122(lines 122 128) no Hoare annotation was computed. [2019-10-15 01:20:57,731 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 122 128) no Hoare annotation was computed. [2019-10-15 01:20:57,731 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 92 157) no Hoare annotation was computed. [2019-10-15 01:20:57,731 INFO L446 ceAbstractionStarter]: At program point L147(lines 102 149) the Hoare annotation is: true [2019-10-15 01:20:57,732 INFO L446 ceAbstractionStarter]: At program point L114(line 114) the Hoare annotation is: true [2019-10-15 01:20:57,732 INFO L443 ceAbstractionStarter]: For program point L112(lines 112 118) no Hoare annotation was computed. [2019-10-15 01:20:57,732 INFO L443 ceAbstractionStarter]: For program point L112-1(lines 112 118) no Hoare annotation was computed. [2019-10-15 01:20:57,732 INFO L443 ceAbstractionStarter]: For program point L104(lines 104 108) no Hoare annotation was computed. [2019-10-15 01:20:57,732 INFO L446 ceAbstractionStarter]: At program point L150(lines 101 151) the Hoare annotation is: true [2019-10-15 01:20:57,732 INFO L446 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: true [2019-10-15 01:20:57,732 INFO L443 ceAbstractionStarter]: For program point L138(lines 138 144) no Hoare annotation was computed. [2019-10-15 01:20:57,732 INFO L446 ceAbstractionStarter]: At program point L138-1(lines 132 145) the Hoare annotation is: true [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point L103(lines 102 149) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 145) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 92 157) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 605 650) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 605 650) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point L625(lines 625 632) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 605 650) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 639) no Hoare annotation was computed. [2019-10-15 01:20:57,733 INFO L443 ceAbstractionStarter]: For program point L619-1(lines 619 639) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 746 768) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 746 768) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 746 768) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 762) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:20:57,734 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 502 604) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L572(lines 550 573) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 547) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 598) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L552(lines 551 571) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L583-1(line 583) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 502 604) no Hoare annotation was computed. [2019-10-15 01:20:57,735 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 589) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point L567-1(line 567) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 502 604) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point L590(lines 590 601) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point L553(lines 553 557) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point L551-2(lines 551 571) no Hoare annotation was computed. [2019-10-15 01:20:57,736 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,737 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:20:57,737 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,737 INFO L443 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2019-10-15 01:20:57,737 INFO L443 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2019-10-15 01:20:57,737 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 235 251) no Hoare annotation was computed. [2019-10-15 01:20:57,737 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 235 251) no Hoare annotation was computed. [2019-10-15 01:20:57,737 INFO L443 ceAbstractionStarter]: For program point L246(line 246) no Hoare annotation was computed. [2019-10-15 01:20:57,738 INFO L443 ceAbstractionStarter]: For program point L246-1(lines 235 251) no Hoare annotation was computed. [2019-10-15 01:20:57,738 INFO L443 ceAbstractionStarter]: For program point L242(lines 242 248) no Hoare annotation was computed. [2019-10-15 01:20:57,738 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 769 777) the Hoare annotation is: true [2019-10-15 01:20:57,738 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 769 777) no Hoare annotation was computed. [2019-10-15 01:20:57,738 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 769 777) no Hoare annotation was computed. [2019-10-15 01:20:57,738 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 725 736) the Hoare annotation is: true [2019-10-15 01:20:57,738 INFO L443 ceAbstractionStarter]: For program point L729-1(lines 725 736) no Hoare annotation was computed. [2019-10-15 01:20:57,738 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 725 736) no Hoare annotation was computed. [2019-10-15 01:20:57,739 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,739 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,739 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,739 INFO L446 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: true [2019-10-15 01:20:57,739 INFO L446 ceAbstractionStarter]: At program point L181(lines 181 187) the Hoare annotation is: true [2019-10-15 01:20:57,739 INFO L446 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: true [2019-10-15 01:20:57,739 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 170 193) the Hoare annotation is: true [2019-10-15 01:20:57,739 INFO L443 ceAbstractionStarter]: For program point L174(lines 173 192) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 170 193) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 170 193) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 780 809) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 780 809) the Hoare annotation is: true [2019-10-15 01:20:57,740 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 798) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L446 ceAbstractionStarter]: At program point L794-1(lines 794 798) the Hoare annotation is: true [2019-10-15 01:20:57,740 INFO L443 ceAbstractionStarter]: For program point L791(line 791) no Hoare annotation was computed. [2019-10-15 01:20:57,740 INFO L446 ceAbstractionStarter]: At program point L790-2(lines 790 804) the Hoare annotation is: true [2019-10-15 01:20:57,741 INFO L446 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: true [2019-10-15 01:20:57,741 INFO L443 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2019-10-15 01:20:57,741 INFO L446 ceAbstractionStarter]: At program point L805(lines 780 809) the Hoare annotation is: true [2019-10-15 01:20:57,741 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 737 745) the Hoare annotation is: true [2019-10-15 01:20:57,741 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 737 745) no Hoare annotation was computed. [2019-10-15 01:20:57,741 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 737 745) no Hoare annotation was computed. [2019-10-15 01:20:57,741 INFO L443 ceAbstractionStarter]: For program point L705-1(lines 701 712) no Hoare annotation was computed. [2019-10-15 01:20:57,741 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 701 712) the Hoare annotation is: true [2019-10-15 01:20:57,741 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 701 712) no Hoare annotation was computed. [2019-10-15 01:20:57,742 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 834 840) no Hoare annotation was computed. [2019-10-15 01:20:57,742 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 834 840) the Hoare annotation is: true [2019-10-15 01:20:57,742 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,742 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-15 01:20:57,742 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:20:57,742 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:57,742 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 713 724) no Hoare annotation was computed. [2019-10-15 01:20:57,742 INFO L443 ceAbstractionStarter]: For program point L717-1(lines 713 724) no Hoare annotation was computed. [2019-10-15 01:20:57,743 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 713 724) the Hoare annotation is: true [2019-10-15 01:20:57,743 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2019-10-15 01:20:57,744 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-10-15 01:20:57,744 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-10-15 01:20:57,744 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-10-15 01:20:57,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:20:57 BoogieIcfgContainer [2019-10-15 01:20:57,763 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:20:57,765 INFO L168 Benchmark]: Toolchain (without parser) took 6237.56 ms. Allocated memory was 141.0 MB in the beginning and 278.9 MB in the end (delta: 137.9 MB). Free memory was 103.9 MB in the beginning and 130.6 MB in the end (delta: -26.7 MB). Peak memory consumption was 111.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:57,766 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 01:20:57,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.48 ms. Allocated memory was 141.0 MB in the beginning and 203.4 MB in the end (delta: 62.4 MB). Free memory was 103.4 MB in the beginning and 172.9 MB in the end (delta: -69.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:57,768 INFO L168 Benchmark]: Boogie Preprocessor took 89.51 ms. Allocated memory is still 203.4 MB. Free memory was 172.9 MB in the beginning and 169.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:57,769 INFO L168 Benchmark]: RCFGBuilder took 1220.92 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 169.1 MB in the beginning and 194.7 MB in the end (delta: -25.6 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:57,769 INFO L168 Benchmark]: TraceAbstraction took 4283.37 ms. Allocated memory was 233.3 MB in the beginning and 278.9 MB in the end (delta: 45.6 MB). Free memory was 194.7 MB in the beginning and 130.6 MB in the end (delta: 64.2 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:57,773 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 141.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 638.48 ms. Allocated memory was 141.0 MB in the beginning and 203.4 MB in the end (delta: 62.4 MB). Free memory was 103.4 MB in the beginning and 172.9 MB in the end (delta: -69.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.51 ms. Allocated memory is still 203.4 MB. Free memory was 172.9 MB in the beginning and 169.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1220.92 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 169.1 MB in the beginning and 194.7 MB in the end (delta: -25.6 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4283.37 ms. Allocated memory was 233.3 MB in the beginning and 278.9 MB in the end (delta: 45.6 MB). Free memory was 194.7 MB in the beginning and 130.6 MB in the end (delta: 64.2 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 1 error locations. Result: SAFE, OverallTime: 4.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 609 SDtfs, 428 SDslu, 1418 SDs, 0 SdLazy, 464 SolverSat, 79 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=540occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 32 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 537 PreInvPairs, 538 NumberOfFragments, 54 HoareAnnotationTreeSize, 537 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 518 ConstructedInterpolants, 0 QuantifiedInterpolants, 78004 SizeOfPredicates, 3 NumberOfNonLiveVariables, 750 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 61/69 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 149, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.0804597701149425, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...