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_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:22:04,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:22:04,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:22:04,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:22:04,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:22:04,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:22:04,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:22:04,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:22:04,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:22:04,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:22:04,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:22:04,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:22:04,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:22:04,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:22:04,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:22:04,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:22:04,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:22:04,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:22:04,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:22:04,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:22:04,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:22:04,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:22:04,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:22:04,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:22:04,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:22:04,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:22:04,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:22:04,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:22:04,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:22:04,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:22:04,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:22:04,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:22:04,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:22:04,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:22:04,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:22:04,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:22:04,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:22:04,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:22:04,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:22:04,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:22:04,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:22:04,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:22:04,927 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:22:04,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:22:04,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:22:04,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:22:04,929 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:22:04,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:22:04,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:22:04,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:22:04,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:22:04,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:22:04,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:22:04,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:22:04,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:22:04,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:22:04,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:22:04,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:22:04,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:22:04,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:22:04,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:22:04,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:22:04,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:22:04,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:22:04,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:22:04,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:22:04,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:22:04,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:22:04,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:22:04,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:22:04,937 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 [2019-10-13 21:22:05,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:22:05,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:22:05,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:22:05,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:22:05,259 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:22:05,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2019-10-13 21:22:05,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bab036ec/89b576989581492b91df5535692d000b/FLAG803acb7c0 [2019-10-13 21:22:05,887 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:22:05,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2019-10-13 21:22:05,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bab036ec/89b576989581492b91df5535692d000b/FLAG803acb7c0 [2019-10-13 21:22:06,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bab036ec/89b576989581492b91df5535692d000b [2019-10-13 21:22:06,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:22:06,199 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:22:06,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:06,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:22:06,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:22:06,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f6a702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:06, skipping insertion in model container [2019-10-13 21:22:06,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:06" (1/1) ... [2019-10-13 21:22:06,216 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:22:06,291 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:22:06,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:06,841 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:22:06,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:07,014 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:22:07,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07 WrapperNode [2019-10-13 21:22:07,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:07,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:22:07,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:22:07,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:22:07,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... [2019-10-13 21:22:07,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:22:07,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:22:07,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:22:07,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:22:07,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:22:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:22:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:22:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:22:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:22:07,171 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:22:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:22:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:22:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:22:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:22:07,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:22:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:22:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:22:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 21:22:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:22:07,173 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:22:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:22:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:07,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:22:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:22:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:22:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:22:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:22:07,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:22:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:22:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:22:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:22:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:22:07,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:22:07,177 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 21:22:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:22:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:22:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:22:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:22:07,178 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:22:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:22:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:22:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:22:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:22:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:22:07,179 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:22:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 21:22:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:22:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:22:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:22:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:22:07,180 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:22:07,181 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 21:22:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:22:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:22:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:22:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:22:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:22:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:22:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:22:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:22:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:22:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:22:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:22:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:22:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:22:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:22:07,185 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:22:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:22:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:22:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:22:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:22:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:22:07,186 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:22:07,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:22:07,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:08,297 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:08,298 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:08,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:08 BoogieIcfgContainer [2019-10-13 21:22:08,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:08,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:08,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:08,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:08,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:22:06" (1/3) ... [2019-10-13 21:22:08,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64914b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:08, skipping insertion in model container [2019-10-13 21:22:08,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:07" (2/3) ... [2019-10-13 21:22:08,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64914b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:08, skipping insertion in model container [2019-10-13 21:22:08,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:08" (3/3) ... [2019-10-13 21:22:08,309 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2019-10-13 21:22:08,318 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:08,328 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:08,338 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:08,366 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:08,366 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:08,367 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:08,367 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:08,367 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:08,367 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:08,367 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:08,368 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2019-10-13 21:22:08,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:22:08,405 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:08,406 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:08,408 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:08,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:08,414 INFO L82 PathProgramCache]: Analyzing trace with hash -559348317, now seen corresponding path program 1 times [2019-10-13 21:22:08,423 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:08,423 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524510055] [2019-10-13 21:22:08,424 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,424 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:08,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:08,714 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524510055] [2019-10-13 21:22:08,715 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:08,715 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:08,715 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663914093] [2019-10-13 21:22:08,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:08,721 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:08,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:08,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:08,739 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 2 states. [2019-10-13 21:22:08,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:08,799 INFO L93 Difference]: Finished difference Result 312 states and 385 transitions. [2019-10-13 21:22:08,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:08,800 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:22:08,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:08,812 INFO L225 Difference]: With dead ends: 312 [2019-10-13 21:22:08,813 INFO L226 Difference]: Without dead ends: 156 [2019-10-13 21:22:08,817 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:08,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-10-13 21:22:08,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2019-10-13 21:22:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-10-13 21:22:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 184 transitions. [2019-10-13 21:22:08,870 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 184 transitions. Word has length 46 [2019-10-13 21:22:08,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:08,871 INFO L462 AbstractCegarLoop]: Abstraction has 156 states and 184 transitions. [2019-10-13 21:22:08,871 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 184 transitions. [2019-10-13 21:22:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:22:08,876 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:08,876 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:08,876 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:08,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:08,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1620740414, now seen corresponding path program 1 times [2019-10-13 21:22:08,877 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:08,877 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078753693] [2019-10-13 21:22:08,878 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,878 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:08,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:09,040 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078753693] [2019-10-13 21:22:09,041 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:09,041 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:09,041 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894555211] [2019-10-13 21:22:09,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:09,044 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:09,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:09,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:09,044 INFO L87 Difference]: Start difference. First operand 156 states and 184 transitions. Second operand 3 states. [2019-10-13 21:22:09,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:09,071 INFO L93 Difference]: Finished difference Result 251 states and 295 transitions. [2019-10-13 21:22:09,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:09,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:22:09,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:09,075 INFO L225 Difference]: With dead ends: 251 [2019-10-13 21:22:09,075 INFO L226 Difference]: Without dead ends: 147 [2019-10-13 21:22:09,077 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:09,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-10-13 21:22:09,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2019-10-13 21:22:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-10-13 21:22:09,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2019-10-13 21:22:09,095 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 47 [2019-10-13 21:22:09,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:09,095 INFO L462 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2019-10-13 21:22:09,095 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2019-10-13 21:22:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:22:09,100 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:09,100 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] [2019-10-13 21:22:09,100 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:09,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:09,101 INFO L82 PathProgramCache]: Analyzing trace with hash -396868600, now seen corresponding path program 1 times [2019-10-13 21:22:09,101 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:09,101 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861769808] [2019-10-13 21:22:09,102 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:09,102 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:09,102 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:09,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:09,296 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861769808] [2019-10-13 21:22:09,296 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:09,296 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:09,296 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833771785] [2019-10-13 21:22:09,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:09,297 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:09,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:09,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:09,298 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 7 states. [2019-10-13 21:22:09,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:09,853 INFO L93 Difference]: Finished difference Result 443 states and 536 transitions. [2019-10-13 21:22:09,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:22:09,854 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-13 21:22:09,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:09,858 INFO L225 Difference]: With dead ends: 443 [2019-10-13 21:22:09,858 INFO L226 Difference]: Without dead ends: 320 [2019-10-13 21:22:09,860 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:09,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-10-13 21:22:09,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 308. [2019-10-13 21:22:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308 states. [2019-10-13 21:22:09,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 372 transitions. [2019-10-13 21:22:09,905 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 372 transitions. Word has length 52 [2019-10-13 21:22:09,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:09,906 INFO L462 AbstractCegarLoop]: Abstraction has 308 states and 372 transitions. [2019-10-13 21:22:09,906 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 372 transitions. [2019-10-13 21:22:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:22:09,912 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:09,912 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] [2019-10-13 21:22:09,913 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:09,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:09,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1317156286, now seen corresponding path program 1 times [2019-10-13 21:22:09,918 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:09,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56132211] [2019-10-13 21:22:09,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:09,918 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:09,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:10,076 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56132211] [2019-10-13 21:22:10,076 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:10,076 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:22:10,077 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517101965] [2019-10-13 21:22:10,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:22:10,077 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:10,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:22:10,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:10,078 INFO L87 Difference]: Start difference. First operand 308 states and 372 transitions. Second operand 10 states. [2019-10-13 21:22:10,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:10,879 INFO L93 Difference]: Finished difference Result 1112 states and 1444 transitions. [2019-10-13 21:22:10,882 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:22:10,882 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-10-13 21:22:10,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:10,894 INFO L225 Difference]: With dead ends: 1112 [2019-10-13 21:22:10,895 INFO L226 Difference]: Without dead ends: 828 [2019-10-13 21:22:10,900 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 [2019-10-13 21:22:10,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2019-10-13 21:22:11,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 816. [2019-10-13 21:22:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 816 states. [2019-10-13 21:22:11,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1024 transitions. [2019-10-13 21:22:11,018 INFO L78 Accepts]: Start accepts. Automaton has 816 states and 1024 transitions. Word has length 57 [2019-10-13 21:22:11,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:11,020 INFO L462 AbstractCegarLoop]: Abstraction has 816 states and 1024 transitions. [2019-10-13 21:22:11,020 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:22:11,021 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1024 transitions. [2019-10-13 21:22:11,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:22:11,032 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:11,033 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] [2019-10-13 21:22:11,033 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:11,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:11,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1811637144, now seen corresponding path program 1 times [2019-10-13 21:22:11,034 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:11,034 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538592138] [2019-10-13 21:22:11,035 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:11,035 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:11,035 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:11,159 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538592138] [2019-10-13 21:22:11,159 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:11,159 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 21:22:11,160 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056566476] [2019-10-13 21:22:11,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 21:22:11,161 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:11,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 21:22:11,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 21:22:11,162 INFO L87 Difference]: Start difference. First operand 816 states and 1024 transitions. Second operand 4 states. [2019-10-13 21:22:11,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:11,588 INFO L93 Difference]: Finished difference Result 2011 states and 2749 transitions. [2019-10-13 21:22:11,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:22:11,589 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-10-13 21:22:11,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:11,597 INFO L225 Difference]: With dead ends: 2011 [2019-10-13 21:22:11,597 INFO L226 Difference]: Without dead ends: 1219 [2019-10-13 21:22:11,600 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 [2019-10-13 21:22:11,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2019-10-13 21:22:11,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1081. [2019-10-13 21:22:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1081 states. [2019-10-13 21:22:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1360 transitions. [2019-10-13 21:22:11,674 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1360 transitions. Word has length 61 [2019-10-13 21:22:11,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:11,675 INFO L462 AbstractCegarLoop]: Abstraction has 1081 states and 1360 transitions. [2019-10-13 21:22:11,675 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 21:22:11,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1360 transitions. [2019-10-13 21:22:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:22:11,677 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:11,678 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, 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] [2019-10-13 21:22:11,678 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:11,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:11,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1078445760, now seen corresponding path program 1 times [2019-10-13 21:22:11,679 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:11,679 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324443051] [2019-10-13 21:22:11,679 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:11,679 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:11,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-13 21:22:11,798 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324443051] [2019-10-13 21:22:11,798 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525579681] [2019-10-13 21:22:11,798 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 [2019-10-13 21:22:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:11,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:22:12,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:22:12,111 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:22:12,111 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:22:12,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:22:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:12,372 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1904002320] [2019-10-13 21:22:12,377 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 90 [2019-10-13 21:22:12,412 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:22:12,413 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:22:12,485 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:22:12,486 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. [2019-10-13 21:22:12,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:12,492 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:22:12,538 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:22:12,539 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:22:12,542 INFO L553 sIntCurrentIteration]: We unified 88 AI predicates to 88 [2019-10-13 21:22:12,542 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:22:12,543 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:22:12,543 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:22:12,543 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820295490] [2019-10-13 21:22:12,544 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:12,545 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:12,545 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:22:12,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:12,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:12,546 INFO L87 Difference]: Start difference. First operand 1081 states and 1360 transitions. Second operand 2 states. [2019-10-13 21:22:12,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:12,562 INFO L93 Difference]: Finished difference Result 1081 states and 1360 transitions. [2019-10-13 21:22:12,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:12,563 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 89 [2019-10-13 21:22:12,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:12,563 INFO L225 Difference]: With dead ends: 1081 [2019-10-13 21:22:12,563 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:12,566 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:12,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:12,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:12,567 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-13 21:22:12,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:12,568 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:12,568 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:12,568 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:12,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:12,775 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:12,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:13,081 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 386) no Hoare annotation was computed. [2019-10-13 21:22:13,081 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 386) no Hoare annotation was computed. [2019-10-13 21:22:13,081 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-13 21:22:13,081 INFO L443 ceAbstractionStarter]: For program point L376-2(lines 376 397) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 351 406) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point L398(lines 375 399) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 351 406) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 351 406) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 443) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 439 443) no Hoare annotation was computed. [2019-10-13 21:22:13,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 407 466) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point L433-2(lines 433 458) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 407 466) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point L459(lines 432 460) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 407 466) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 21:22:13,083 INFO L443 ceAbstractionStarter]: For program point L452-1(line 452) no Hoare annotation was computed. [2019-10-13 21:22:13,084 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 994 1000) the Hoare annotation is: true [2019-10-13 21:22:13,084 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 994 1000) no Hoare annotation was computed. [2019-10-13 21:22:13,084 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 1001 1009) no Hoare annotation was computed. [2019-10-13 21:22:13,084 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 1001 1009) the Hoare annotation is: true [2019-10-13 21:22:13,084 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 1001 1009) no Hoare annotation was computed. [2019-10-13 21:22:13,084 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 739 763) the Hoare annotation is: true [2019-10-13 21:22:13,085 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 739 763) no Hoare annotation was computed. [2019-10-13 21:22:13,085 INFO L446 ceAbstractionStarter]: At program point L753(line 753) the Hoare annotation is: true [2019-10-13 21:22:13,085 INFO L443 ceAbstractionStarter]: For program point L751(lines 751 757) no Hoare annotation was computed. [2019-10-13 21:22:13,085 INFO L446 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: true [2019-10-13 21:22:13,085 INFO L443 ceAbstractionStarter]: For program point L749-1(line 749) no Hoare annotation was computed. [2019-10-13 21:22:13,085 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 760) no Hoare annotation was computed. [2019-10-13 21:22:13,085 INFO L443 ceAbstractionStarter]: For program point L747-1(lines 739 763) no Hoare annotation was computed. [2019-10-13 21:22:13,085 INFO L446 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: true [2019-10-13 21:22:13,086 INFO L443 ceAbstractionStarter]: For program point L745-1(line 745) no Hoare annotation was computed. [2019-10-13 21:22:13,086 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 840 862) the Hoare annotation is: true [2019-10-13 21:22:13,086 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 840 862) no Hoare annotation was computed. [2019-10-13 21:22:13,086 INFO L446 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: true [2019-10-13 21:22:13,086 INFO L446 ceAbstractionStarter]: At program point L852-1(line 852) the Hoare annotation is: true [2019-10-13 21:22:13,086 INFO L443 ceAbstractionStarter]: For program point L850(lines 850 857) no Hoare annotation was computed. [2019-10-13 21:22:13,086 INFO L443 ceAbstractionStarter]: For program point L850-1(lines 850 857) no Hoare annotation was computed. [2019-10-13 21:22:13,086 INFO L443 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2019-10-13 21:22:13,087 INFO L446 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: true [2019-10-13 21:22:13,087 INFO L446 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: true [2019-10-13 21:22:13,087 INFO L446 ceAbstractionStarter]: At program point L846-1(line 846) the Hoare annotation is: true [2019-10-13 21:22:13,087 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 840 862) no Hoare annotation was computed. [2019-10-13 21:22:13,087 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-13 21:22:13,087 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 796 819) no Hoare annotation was computed. [2019-10-13 21:22:13,087 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 796 819) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 796 819) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2019-10-13 21:22:13,088 INFO L443 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 275 289) no Hoare annotation was computed. [2019-10-13 21:22:13,089 INFO L446 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: true [2019-10-13 21:22:13,089 INFO L443 ceAbstractionStarter]: For program point L279(lines 279 285) no Hoare annotation was computed. [2019-10-13 21:22:13,090 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 275 289) the Hoare annotation is: true [2019-10-13 21:22:13,090 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 275 289) no Hoare annotation was computed. [2019-10-13 21:22:13,090 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 192 200) no Hoare annotation was computed. [2019-10-13 21:22:13,090 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 192 200) the Hoare annotation is: true [2019-10-13 21:22:13,090 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 192 200) no Hoare annotation was computed. [2019-10-13 21:22:13,090 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 256 274) the Hoare annotation is: true [2019-10-13 21:22:13,090 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 269) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L446 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: true [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point L265-2(lines 265 269) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point L263-1(line 263) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 256 274) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 256 274) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2019-10-13 21:22:13,091 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 216) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 201 236) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 201 236) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 201 236) no Hoare annotation was computed. [2019-10-13 21:22:13,092 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 987 993) no Hoare annotation was computed. [2019-10-13 21:22:13,093 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 987 993) the Hoare annotation is: true [2019-10-13 21:22:13,093 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 305 350) no Hoare annotation was computed. [2019-10-13 21:22:13,093 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 305 350) no Hoare annotation was computed. [2019-10-13 21:22:13,093 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 305 350) no Hoare annotation was computed. [2019-10-13 21:22:13,093 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 645) no Hoare annotation was computed. [2019-10-13 21:22:13,093 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 618 663) no Hoare annotation was computed. [2019-10-13 21:22:13,093 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 652) no Hoare annotation was computed. [2019-10-13 21:22:13,094 INFO L443 ceAbstractionStarter]: For program point L632-1(lines 632 652) no Hoare annotation was computed. [2019-10-13 21:22:13,094 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 618 663) no Hoare annotation was computed. [2019-10-13 21:22:13,094 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 618 663) no Hoare annotation was computed. [2019-10-13 21:22:13,094 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 827 836) the Hoare annotation is: true [2019-10-13 21:22:13,094 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 827 836) no Hoare annotation was computed. [2019-10-13 21:22:13,094 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 827 836) no Hoare annotation was computed. [2019-10-13 21:22:13,094 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 181 191) the Hoare annotation is: true [2019-10-13 21:22:13,094 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 181 191) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L446 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: true [2019-10-13 21:22:13,095 INFO L443 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 181 191) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 173 180) the Hoare annotation is: true [2019-10-13 21:22:13,095 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 173 180) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 173 180) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L443 ceAbstractionStarter]: For program point L956(lines 956 962) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 952 965) no Hoare annotation was computed. [2019-10-13 21:22:13,095 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 952 965) the Hoare annotation is: true [2019-10-13 21:22:13,096 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 952 965) no Hoare annotation was computed. [2019-10-13 21:22:13,096 INFO L446 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2019-10-13 21:22:13,096 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 140 164) no Hoare annotation was computed. [2019-10-13 21:22:13,096 INFO L446 ceAbstractionStarter]: At program point L154(line 154) the Hoare annotation is: true [2019-10-13 21:22:13,096 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 140 164) no Hoare annotation was computed. [2019-10-13 21:22:13,096 INFO L446 ceAbstractionStarter]: At program point L150(line 150) the Hoare annotation is: true [2019-10-13 21:22:13,096 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 156) no Hoare annotation was computed. [2019-10-13 21:22:13,096 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 140 164) the Hoare annotation is: true [2019-10-13 21:22:13,097 INFO L446 ceAbstractionStarter]: At program point L146(line 146) the Hoare annotation is: true [2019-10-13 21:22:13,097 INFO L443 ceAbstractionStarter]: For program point L146-1(line 146) no Hoare annotation was computed. [2019-10-13 21:22:13,097 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 161) no Hoare annotation was computed. [2019-10-13 21:22:13,097 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 80 86) no Hoare annotation was computed. [2019-10-13 21:22:13,097 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 80 86) the Hoare annotation is: true [2019-10-13 21:22:13,097 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 668 735) the Hoare annotation is: true [2019-10-13 21:22:13,097 INFO L446 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: true [2019-10-13 21:22:13,097 INFO L443 ceAbstractionStarter]: For program point L698(lines 698 704) no Hoare annotation was computed. [2019-10-13 21:22:13,098 INFO L443 ceAbstractionStarter]: For program point L698-1(lines 698 704) no Hoare annotation was computed. [2019-10-13 21:22:13,098 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 668 735) no Hoare annotation was computed. [2019-10-13 21:22:13,098 INFO L446 ceAbstractionStarter]: At program point L725(lines 678 727) the Hoare annotation is: true [2019-10-13 21:22:13,098 INFO L446 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: true [2019-10-13 21:22:13,098 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2019-10-13 21:22:13,098 INFO L443 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2019-10-13 21:22:13,098 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 684) no Hoare annotation was computed. [2019-10-13 21:22:13,098 INFO L446 ceAbstractionStarter]: At program point L728(lines 677 729) the Hoare annotation is: true [2019-10-13 21:22:13,098 INFO L446 ceAbstractionStarter]: At program point L718(line 718) the Hoare annotation is: true [2019-10-13 21:22:13,099 INFO L443 ceAbstractionStarter]: For program point L716(lines 716 722) no Hoare annotation was computed. [2019-10-13 21:22:13,099 INFO L446 ceAbstractionStarter]: At program point L716-1(lines 708 723) the Hoare annotation is: true [2019-10-13 21:22:13,099 INFO L443 ceAbstractionStarter]: For program point L679(lines 678 727) no Hoare annotation was computed. [2019-10-13 21:22:13,099 INFO L446 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2019-10-13 21:22:13,099 INFO L443 ceAbstractionStarter]: For program point L708(lines 708 723) no Hoare annotation was computed. [2019-10-13 21:22:13,099 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 668 735) no Hoare annotation was computed. [2019-10-13 21:22:13,099 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 572 617) no Hoare annotation was computed. [2019-10-13 21:22:13,099 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 572 617) no Hoare annotation was computed. [2019-10-13 21:22:13,100 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 572 617) no Hoare annotation was computed. [2019-10-13 21:22:13,100 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 599) no Hoare annotation was computed. [2019-10-13 21:22:13,100 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 606) no Hoare annotation was computed. [2019-10-13 21:22:13,100 INFO L443 ceAbstractionStarter]: For program point L586-1(lines 586 606) no Hoare annotation was computed. [2019-10-13 21:22:13,100 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 966 974) no Hoare annotation was computed. [2019-10-13 21:22:13,100 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 966 974) the Hoare annotation is: true [2019-10-13 21:22:13,100 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 966 974) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point L928(lines 928 936) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point L928-2(lines 928 936) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 920 942) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 920 942) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 920 942) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 469 571) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point L539(lines 517 540) no Hoare annotation was computed. [2019-10-13 21:22:13,101 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 514) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point L558(lines 558 565) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point L519(lines 518 538) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 469 571) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 556) no Hoare annotation was computed. [2019-10-13 21:22:13,102 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 469 571) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 497) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 568) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point L518-2(lines 518 538) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 977 986) no Hoare annotation was computed. [2019-10-13 21:22:13,103 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 977 986) no Hoare annotation was computed. [2019-10-13 21:22:13,104 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 977 986) no Hoare annotation was computed. [2019-10-13 21:22:13,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,104 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:13,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,104 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 165 172) no Hoare annotation was computed. [2019-10-13 21:22:13,104 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 165 172) no Hoare annotation was computed. [2019-10-13 21:22:13,104 INFO L446 ceAbstractionStarter]: At program point activatePumpENTRY(lines 165 172) the Hoare annotation is: true [2019-10-13 21:22:13,104 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 237 255) no Hoare annotation was computed. [2019-10-13 21:22:13,105 INFO L443 ceAbstractionStarter]: For program point L246(lines 246 250) no Hoare annotation was computed. [2019-10-13 21:22:13,105 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 237 255) the Hoare annotation is: true [2019-10-13 21:22:13,105 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 237 255) no Hoare annotation was computed. [2019-10-13 21:22:13,105 INFO L446 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: true [2019-10-13 21:22:13,105 INFO L443 ceAbstractionStarter]: For program point L246-2(lines 246 250) no Hoare annotation was computed. [2019-10-13 21:22:13,105 INFO L443 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2019-10-13 21:22:13,105 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 943 951) the Hoare annotation is: true [2019-10-13 21:22:13,105 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 943 951) no Hoare annotation was computed. [2019-10-13 21:22:13,105 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 943 951) no Hoare annotation was computed. [2019-10-13 21:22:13,106 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,106 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,106 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,106 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 899 910) the Hoare annotation is: true [2019-10-13 21:22:13,106 INFO L443 ceAbstractionStarter]: For program point L903-1(lines 899 910) no Hoare annotation was computed. [2019-10-13 21:22:13,106 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 899 910) no Hoare annotation was computed. [2019-10-13 21:22:13,106 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 911 919) the Hoare annotation is: true [2019-10-13 21:22:13,107 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 911 919) no Hoare annotation was computed. [2019-10-13 21:22:13,107 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 911 919) no Hoare annotation was computed. [2019-10-13 21:22:13,107 INFO L446 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: true [2019-10-13 21:22:13,107 INFO L443 ceAbstractionStarter]: For program point L60(lines 59 78) no Hoare annotation was computed. [2019-10-13 21:22:13,107 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 56 79) the Hoare annotation is: true [2019-10-13 21:22:13,107 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 56 79) no Hoare annotation was computed. [2019-10-13 21:22:13,107 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 56 79) no Hoare annotation was computed. [2019-10-13 21:22:13,107 INFO L446 ceAbstractionStarter]: At program point L69(line 69) the Hoare annotation is: true [2019-10-13 21:22:13,107 INFO L446 ceAbstractionStarter]: At program point L67(lines 67 73) the Hoare annotation is: true [2019-10-13 21:22:13,108 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 766 795) no Hoare annotation was computed. [2019-10-13 21:22:13,108 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 766 795) the Hoare annotation is: true [2019-10-13 21:22:13,108 INFO L446 ceAbstractionStarter]: At program point L791(lines 766 795) the Hoare annotation is: true [2019-10-13 21:22:13,108 INFO L443 ceAbstractionStarter]: For program point L787(line 787) no Hoare annotation was computed. [2019-10-13 21:22:13,108 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 784) no Hoare annotation was computed. [2019-10-13 21:22:13,108 INFO L446 ceAbstractionStarter]: At program point L780-1(lines 780 784) the Hoare annotation is: true [2019-10-13 21:22:13,108 INFO L443 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2019-10-13 21:22:13,108 INFO L446 ceAbstractionStarter]: At program point L776-2(lines 776 790) the Hoare annotation is: true [2019-10-13 21:22:13,109 INFO L446 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: true [2019-10-13 21:22:13,109 INFO L443 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2019-10-13 21:22:13,109 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 875 886) the Hoare annotation is: true [2019-10-13 21:22:13,109 INFO L443 ceAbstractionStarter]: For program point L879-1(lines 875 886) no Hoare annotation was computed. [2019-10-13 21:22:13,109 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 875 886) no Hoare annotation was computed. [2019-10-13 21:22:13,109 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 820 826) no Hoare annotation was computed. [2019-10-13 21:22:13,109 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 820 826) the Hoare annotation is: true [2019-10-13 21:22:13,109 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,110 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:22:13,110 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:13,110 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:13,110 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 290 297) no Hoare annotation was computed. [2019-10-13 21:22:13,110 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 290 297) the Hoare annotation is: true [2019-10-13 21:22:13,110 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 290 297) no Hoare annotation was computed. [2019-10-13 21:22:13,110 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 88 112) the Hoare annotation is: true [2019-10-13 21:22:13,110 INFO L443 ceAbstractionStarter]: For program point L96(lines 96 104) no Hoare annotation was computed. [2019-10-13 21:22:13,110 INFO L446 ceAbstractionStarter]: At program point L94(line 94) the Hoare annotation is: true [2019-10-13 21:22:13,111 INFO L443 ceAbstractionStarter]: For program point L94-1(line 94) no Hoare annotation was computed. [2019-10-13 21:22:13,111 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 109) no Hoare annotation was computed. [2019-10-13 21:22:13,111 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 88 112) no Hoare annotation was computed. [2019-10-13 21:22:13,111 INFO L446 ceAbstractionStarter]: At program point L107(line 107) the Hoare annotation is: true [2019-10-13 21:22:13,111 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 88 112) no Hoare annotation was computed. [2019-10-13 21:22:13,111 INFO L446 ceAbstractionStarter]: At program point L102(line 102) the Hoare annotation is: true [2019-10-13 21:22:13,111 INFO L446 ceAbstractionStarter]: At program point L98(line 98) the Hoare annotation is: true [2019-10-13 21:22:13,111 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 887 898) no Hoare annotation was computed. [2019-10-13 21:22:13,111 INFO L443 ceAbstractionStarter]: For program point L891-1(lines 887 898) no Hoare annotation was computed. [2019-10-13 21:22:13,112 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 887 898) the Hoare annotation is: true [2019-10-13 21:22:13,112 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 864 871) no Hoare annotation was computed. [2019-10-13 21:22:13,112 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2019-10-13 21:22:13,112 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 864 871) the Hoare annotation is: true [2019-10-13 21:22:13,112 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 864 871) no Hoare annotation was computed. [2019-10-13 21:22:13,112 INFO L446 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: true [2019-10-13 21:22:13,112 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 114 138) no Hoare annotation was computed. [2019-10-13 21:22:13,113 INFO L446 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: true [2019-10-13 21:22:13,113 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 114 138) the Hoare annotation is: true [2019-10-13 21:22:13,113 INFO L443 ceAbstractionStarter]: For program point L122(lines 122 130) no Hoare annotation was computed. [2019-10-13 21:22:13,113 INFO L446 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: true [2019-10-13 21:22:13,113 INFO L443 ceAbstractionStarter]: For program point L120-1(line 120) no Hoare annotation was computed. [2019-10-13 21:22:13,113 INFO L443 ceAbstractionStarter]: For program point L118(lines 118 135) no Hoare annotation was computed. [2019-10-13 21:22:13,113 INFO L446 ceAbstractionStarter]: At program point L133(line 133) the Hoare annotation is: true [2019-10-13 21:22:13,113 INFO L443 ceAbstractionStarter]: For program point L133-1(lines 114 138) no Hoare annotation was computed. [2019-10-13 21:22:13,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:13 BoogieIcfgContainer [2019-10-13 21:22:13,123 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:13,126 INFO L168 Benchmark]: Toolchain (without parser) took 6926.19 ms. Allocated memory was 146.8 MB in the beginning and 278.9 MB in the end (delta: 132.1 MB). Free memory was 102.2 MB in the beginning and 128.5 MB in the end (delta: -26.3 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,127 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.38 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 102.0 MB in the beginning and 170.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,128 INFO L168 Benchmark]: Boogie Preprocessor took 91.57 ms. Allocated memory is still 205.0 MB. Free memory was 170.5 MB in the beginning and 166.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,129 INFO L168 Benchmark]: RCFGBuilder took 1192.43 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 166.8 MB in the beginning and 189.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,130 INFO L168 Benchmark]: TraceAbstraction took 4821.36 ms. Allocated memory was 234.4 MB in the beginning and 278.9 MB in the end (delta: 44.6 MB). Free memory was 189.3 MB in the beginning and 128.5 MB in the end (delta: 60.8 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:13,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 815.38 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 102.0 MB in the beginning and 170.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.57 ms. Allocated memory is still 205.0 MB. Free memory was 170.5 MB in the beginning and 166.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1192.43 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 166.8 MB in the beginning and 189.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4821.36 ms. Allocated memory was 234.4 MB in the beginning and 278.9 MB in the end (delta: 44.6 MB). Free memory was 189.3 MB in the beginning and 128.5 MB in the end (delta: 60.8 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 868]: 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: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 255 locations, 1 error locations. Result: SAFE, OverallTime: 4.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 952 SDtfs, 790 SDslu, 2200 SDs, 0 SdLazy, 871 SolverSat, 142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1081occurred in iteration=5, 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, 162 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 1157 PreInvPairs, 1158 NumberOfFragments, 73 HoareAnnotationTreeSize, 1157 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 71 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 522 ConstructedInterpolants, 0 QuantifiedInterpolants, 79368 SizeOfPredicates, 3 NumberOfNonLiveVariables, 757 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 64/72 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 115, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.0795454545454546, 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...