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_spec2_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:58,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:58,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:58,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:58,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:58,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:58,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:58,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:58,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:58,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:58,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:58,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:58,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:58,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:58,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:58,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:58,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:58,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:58,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:58,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:58,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:58,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:58,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:58,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:58,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:58,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:58,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:58,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:58,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:58,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:58,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:58,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:58,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:58,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:58,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:58,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:58,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:58,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:58,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:58,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:58,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:58,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:19:58,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:58,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:58,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:58,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:58,928 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:58,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:58,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:58,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:58,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:58,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:58,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:58,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:58,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:58,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:58,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:58,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:58,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:58,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:58,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:58,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:58,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:58,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:58,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:58,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:58,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:58,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:58,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:58,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:58,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:59,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:59,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:59,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:59,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:59,248 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:59,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-10-15 01:19:59,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac7202a1/64f1881ce13f451f9dffe1d2a33de951/FLAGa2ceb43ee [2019-10-15 01:19:59,865 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:59,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-10-15 01:19:59,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac7202a1/64f1881ce13f451f9dffe1d2a33de951/FLAGa2ceb43ee [2019-10-15 01:20:00,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac7202a1/64f1881ce13f451f9dffe1d2a33de951 [2019-10-15 01:20:00,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:20:00,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:20:00,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:20:00,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:20:00,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:20:00,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d5a3a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00, skipping insertion in model container [2019-10-15 01:20:00,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,151 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:20:00,192 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:20:00,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:20:00,637 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:20:00,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:20:00,776 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:20:00,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00 WrapperNode [2019-10-15 01:20:00,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:20:00,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:20:00,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:20:00,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:20:00,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... [2019-10-15 01:20:00,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:20:00,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:20:00,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:20:00,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:20:00,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:20:00,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:20:00,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:20:00,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:20:00,967 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:20:00,967 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:20:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:20:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:20:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:20:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:20:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:20:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:20:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:20:00,971 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:20:00,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 01:20:00,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 01:20:00,972 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:20:00,975 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:20:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:20:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:20:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 01:20:00,976 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:20:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:20:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:20:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:20:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:20:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:20:00,977 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 01:20:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 01:20:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:20:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:20:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:20:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:20:00,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:20:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:20:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:20:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:20:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:20:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:20:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:20:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:20:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:20:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:20:00,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:20:00,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:20:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 01:20:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 01:20:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:20:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:20:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:20:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:20:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:20:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:20:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:20:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:20:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:20:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:20:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:20:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:20:00,985 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 01:20:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:20:00,986 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 01:20:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 01:20:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:20:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:20:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:20:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:20:00,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:20:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:20:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:20:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:20:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:20:00,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:20:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:20:00,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:20:00,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:20:00,992 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:20:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:20:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:20:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:20:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:20:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:20:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:20:02,177 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:20:02,178 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:20:02,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:20:02 BoogieIcfgContainer [2019-10-15 01:20:02,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:20:02,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:20:02,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:20:02,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:20:02,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:20:00" (1/3) ... [2019-10-15 01:20:02,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ad2f45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:20:02, skipping insertion in model container [2019-10-15 01:20:02,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:20:00" (2/3) ... [2019-10-15 01:20:02,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ad2f45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:20:02, skipping insertion in model container [2019-10-15 01:20:02,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:20:02" (3/3) ... [2019-10-15 01:20:02,187 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product55.cil.c [2019-10-15 01:20:02,196 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:20:02,204 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:20:02,215 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:20:02,241 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:20:02,242 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:20:02,242 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:20:02,242 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:20:02,243 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:20:02,243 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:20:02,244 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:20:02,244 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:20:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2019-10-15 01:20:02,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:20:02,280 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:02,281 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:02,283 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:02,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:02,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1134611440, now seen corresponding path program 1 times [2019-10-15 01:20:02,298 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:02,298 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543836718] [2019-10-15 01:20:02,298 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:02,299 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:02,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:02,641 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543836718] [2019-10-15 01:20:02,642 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:02,643 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:20:02,643 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375070284] [2019-10-15 01:20:02,647 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:20:02,649 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:02,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:20:02,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:20:02,665 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 2 states. [2019-10-15 01:20:02,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:02,712 INFO L93 Difference]: Finished difference Result 304 states and 381 transitions. [2019-10-15 01:20:02,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:20:02,713 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:20:02,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:02,727 INFO L225 Difference]: With dead ends: 304 [2019-10-15 01:20:02,728 INFO L226 Difference]: Without dead ends: 154 [2019-10-15 01:20:02,734 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:20:02,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-10-15 01:20:02,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-10-15 01:20:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-10-15 01:20:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 184 transitions. [2019-10-15 01:20:02,828 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 184 transitions. Word has length 51 [2019-10-15 01:20:02,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:02,829 INFO L462 AbstractCegarLoop]: Abstraction has 154 states and 184 transitions. [2019-10-15 01:20:02,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:20:02,829 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2019-10-15 01:20:02,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:20:02,833 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:02,833 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] [2019-10-15 01:20:02,834 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:02,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:02,834 INFO L82 PathProgramCache]: Analyzing trace with hash -179918531, now seen corresponding path program 1 times [2019-10-15 01:20:02,834 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:02,834 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246973895] [2019-10-15 01:20:02,835 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:02,835 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:02,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:02,990 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246973895] [2019-10-15 01:20:02,990 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:02,990 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:20:02,990 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041425133] [2019-10-15 01:20:02,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:02,993 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:02,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:02,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:02,994 INFO L87 Difference]: Start difference. First operand 154 states and 184 transitions. Second operand 3 states. [2019-10-15 01:20:03,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:03,036 INFO L93 Difference]: Finished difference Result 247 states and 295 transitions. [2019-10-15 01:20:03,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:03,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:20:03,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:03,043 INFO L225 Difference]: With dead ends: 247 [2019-10-15 01:20:03,043 INFO L226 Difference]: Without dead ends: 145 [2019-10-15 01:20:03,047 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:03,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-10-15 01:20:03,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2019-10-15 01:20:03,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-10-15 01:20:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2019-10-15 01:20:03,072 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 52 [2019-10-15 01:20:03,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:03,073 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2019-10-15 01:20:03,073 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2019-10-15 01:20:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 01:20:03,083 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:03,083 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] [2019-10-15 01:20:03,083 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:03,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:03,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1227863388, now seen corresponding path program 1 times [2019-10-15 01:20:03,084 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:03,084 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417835538] [2019-10-15 01:20:03,085 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:03,085 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:03,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:03,259 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417835538] [2019-10-15 01:20:03,260 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:03,260 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:20:03,260 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633714862] [2019-10-15 01:20:03,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:20:03,261 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:03,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:20:03,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:03,262 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 7 states. [2019-10-15 01:20:03,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:03,807 INFO L93 Difference]: Finished difference Result 430 states and 528 transitions. [2019-10-15 01:20:03,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:20:03,807 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-15 01:20:03,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:03,813 INFO L225 Difference]: With dead ends: 430 [2019-10-15 01:20:03,813 INFO L226 Difference]: Without dead ends: 313 [2019-10-15 01:20:03,814 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:20:03,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2019-10-15 01:20:03,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 305. [2019-10-15 01:20:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2019-10-15 01:20:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 374 transitions. [2019-10-15 01:20:03,874 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 374 transitions. Word has length 56 [2019-10-15 01:20:03,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:03,877 INFO L462 AbstractCegarLoop]: Abstraction has 305 states and 374 transitions. [2019-10-15 01:20:03,878 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:20:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 374 transitions. [2019-10-15 01:20:03,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-15 01:20:03,881 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:03,881 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, 1] [2019-10-15 01:20:03,882 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:03,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:03,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1601957820, now seen corresponding path program 1 times [2019-10-15 01:20:03,882 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:03,882 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920228254] [2019-10-15 01:20:03,882 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:03,883 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:03,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:04,029 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920228254] [2019-10-15 01:20:04,029 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:04,030 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:20:04,030 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907077093] [2019-10-15 01:20:04,030 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:20:04,031 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:04,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:20:04,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:20:04,032 INFO L87 Difference]: Start difference. First operand 305 states and 374 transitions. Second operand 6 states. [2019-10-15 01:20:04,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:04,276 INFO L93 Difference]: Finished difference Result 841 states and 1056 transitions. [2019-10-15 01:20:04,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:20:04,277 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-15 01:20:04,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:04,282 INFO L225 Difference]: With dead ends: 841 [2019-10-15 01:20:04,282 INFO L226 Difference]: Without dead ends: 564 [2019-10-15 01:20:04,285 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:20:04,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2019-10-15 01:20:04,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2019-10-15 01:20:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-10-15 01:20:04,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 688 transitions. [2019-10-15 01:20:04,331 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 688 transitions. Word has length 62 [2019-10-15 01:20:04,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:04,332 INFO L462 AbstractCegarLoop]: Abstraction has 558 states and 688 transitions. [2019-10-15 01:20:04,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:20:04,332 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 688 transitions. [2019-10-15 01:20:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-15 01:20:04,335 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:04,335 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, 1, 1, 1, 1, 1] [2019-10-15 01:20:04,335 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:04,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:04,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1204720808, now seen corresponding path program 1 times [2019-10-15 01:20:04,336 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:04,336 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401414627] [2019-10-15 01:20:04,336 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:04,336 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:04,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:04,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:04,431 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401414627] [2019-10-15 01:20:04,431 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:04,431 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:20:04,431 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90729713] [2019-10-15 01:20:04,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:20:04,432 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:04,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:20:04,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:04,433 INFO L87 Difference]: Start difference. First operand 558 states and 688 transitions. Second operand 7 states. [2019-10-15 01:20:05,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:05,170 INFO L93 Difference]: Finished difference Result 1437 states and 1898 transitions. [2019-10-15 01:20:05,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-15 01:20:05,171 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-15 01:20:05,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:05,179 INFO L225 Difference]: With dead ends: 1437 [2019-10-15 01:20:05,180 INFO L226 Difference]: Without dead ends: 907 [2019-10-15 01:20:05,183 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-15 01:20:05,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2019-10-15 01:20:05,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 811. [2019-10-15 01:20:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2019-10-15 01:20:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 991 transitions. [2019-10-15 01:20:05,269 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 991 transitions. Word has length 66 [2019-10-15 01:20:05,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:05,271 INFO L462 AbstractCegarLoop]: Abstraction has 811 states and 991 transitions. [2019-10-15 01:20:05,271 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:20:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 991 transitions. [2019-10-15 01:20:05,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:20:05,274 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:05,274 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:05,274 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:05,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:05,275 INFO L82 PathProgramCache]: Analyzing trace with hash -763723638, now seen corresponding path program 1 times [2019-10-15 01:20:05,275 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:05,275 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147133740] [2019-10-15 01:20:05,276 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:05,276 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:05,276 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:05,383 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147133740] [2019-10-15 01:20:05,384 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:05,384 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:20:05,384 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982662473] [2019-10-15 01:20:05,385 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:20:05,385 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:05,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:20:05,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:20:05,386 INFO L87 Difference]: Start difference. First operand 811 states and 991 transitions. Second operand 6 states. [2019-10-15 01:20:05,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:05,466 INFO L93 Difference]: Finished difference Result 1614 states and 2012 transitions. [2019-10-15 01:20:05,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:20:05,467 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-10-15 01:20:05,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:05,474 INFO L225 Difference]: With dead ends: 1614 [2019-10-15 01:20:05,474 INFO L226 Difference]: Without dead ends: 831 [2019-10-15 01:20:05,476 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:05,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2019-10-15 01:20:05,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 831. [2019-10-15 01:20:05,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 831 states. [2019-10-15 01:20:05,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1011 transitions. [2019-10-15 01:20:05,531 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1011 transitions. Word has length 93 [2019-10-15 01:20:05,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:05,532 INFO L462 AbstractCegarLoop]: Abstraction has 831 states and 1011 transitions. [2019-10-15 01:20:05,532 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:20:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1011 transitions. [2019-10-15 01:20:05,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:20:05,535 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:05,535 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:05,535 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:05,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:05,536 INFO L82 PathProgramCache]: Analyzing trace with hash -836110196, now seen corresponding path program 1 times [2019-10-15 01:20:05,536 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:05,536 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774289968] [2019-10-15 01:20:05,536 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:05,537 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:05,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:05,628 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774289968] [2019-10-15 01:20:05,629 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:05,629 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-15 01:20:05,629 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86292425] [2019-10-15 01:20:05,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-15 01:20:05,630 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:05,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-15 01:20:05,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:05,630 INFO L87 Difference]: Start difference. First operand 831 states and 1011 transitions. Second operand 8 states. [2019-10-15 01:20:05,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:05,700 INFO L93 Difference]: Finished difference Result 1662 states and 2098 transitions. [2019-10-15 01:20:05,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:20:05,701 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-10-15 01:20:05,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:05,706 INFO L225 Difference]: With dead ends: 1662 [2019-10-15 01:20:05,707 INFO L226 Difference]: Without dead ends: 859 [2019-10-15 01:20:05,710 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:05,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2019-10-15 01:20:05,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 847. [2019-10-15 01:20:05,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2019-10-15 01:20:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2019-10-15 01:20:05,756 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 93 [2019-10-15 01:20:05,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:05,756 INFO L462 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2019-10-15 01:20:05,757 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-15 01:20:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2019-10-15 01:20:05,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:20:05,759 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:05,759 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:05,759 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:05,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:05,760 INFO L82 PathProgramCache]: Analyzing trace with hash -506344435, now seen corresponding path program 1 times [2019-10-15 01:20:05,760 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:05,760 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745869282] [2019-10-15 01:20:05,760 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:05,761 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:05,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:05,835 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745869282] [2019-10-15 01:20:05,835 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:05,835 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 01:20:05,835 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680264570] [2019-10-15 01:20:05,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 01:20:05,836 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:05,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 01:20:05,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:20:05,837 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 4 states. [2019-10-15 01:20:06,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:06,126 INFO L93 Difference]: Finished difference Result 2733 states and 3478 transitions. [2019-10-15 01:20:06,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 01:20:06,127 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-10-15 01:20:06,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:06,140 INFO L225 Difference]: With dead ends: 2733 [2019-10-15 01:20:06,140 INFO L226 Difference]: Without dead ends: 1914 [2019-10-15 01:20:06,145 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:20:06,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1914 states. [2019-10-15 01:20:06,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1914 to 1883. [2019-10-15 01:20:06,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1883 states. [2019-10-15 01:20:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 2343 transitions. [2019-10-15 01:20:06,296 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 2343 transitions. Word has length 93 [2019-10-15 01:20:06,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:06,296 INFO L462 AbstractCegarLoop]: Abstraction has 1883 states and 2343 transitions. [2019-10-15 01:20:06,296 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 01:20:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2343 transitions. [2019-10-15 01:20:06,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-15 01:20:06,300 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:06,300 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:06,300 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:06,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:06,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1600364013, now seen corresponding path program 1 times [2019-10-15 01:20:06,301 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:06,301 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508012965] [2019-10-15 01:20:06,301 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:06,302 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:06,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:06,364 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508012965] [2019-10-15 01:20:06,364 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:06,364 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:20:06,364 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436691914] [2019-10-15 01:20:06,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:06,365 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:06,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:06,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:06,366 INFO L87 Difference]: Start difference. First operand 1883 states and 2343 transitions. Second operand 3 states. [2019-10-15 01:20:06,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:06,480 INFO L93 Difference]: Finished difference Result 3058 states and 3917 transitions. [2019-10-15 01:20:06,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:06,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2019-10-15 01:20:06,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:06,499 INFO L225 Difference]: With dead ends: 3058 [2019-10-15 01:20:06,500 INFO L226 Difference]: Without dead ends: 3055 [2019-10-15 01:20:06,502 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:06,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3055 states. [2019-10-15 01:20:06,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3055 to 2895. [2019-10-15 01:20:06,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2895 states. [2019-10-15 01:20:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2895 states and 3721 transitions. [2019-10-15 01:20:06,688 INFO L78 Accepts]: Start accepts. Automaton has 2895 states and 3721 transitions. Word has length 97 [2019-10-15 01:20:06,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:06,689 INFO L462 AbstractCegarLoop]: Abstraction has 2895 states and 3721 transitions. [2019-10-15 01:20:06,689 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:06,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3721 transitions. [2019-10-15 01:20:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-10-15 01:20:06,704 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:06,705 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:06,705 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:06,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:06,706 INFO L82 PathProgramCache]: Analyzing trace with hash 212075563, now seen corresponding path program 1 times [2019-10-15 01:20:06,706 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:06,706 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337602397] [2019-10-15 01:20:06,706 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:06,707 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:06,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 21 proven. 16 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-15 01:20:06,878 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337602397] [2019-10-15 01:20:06,878 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734543514] [2019-10-15 01:20:06,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:07,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-15 01:20:07,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:07,170 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-15 01:20:07,170 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-10-15 01:20:07,509 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 01:20:07,509 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [5] total 7 [2019-10-15 01:20:07,510 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385795326] [2019-10-15 01:20:07,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 01:20:07,511 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:07,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 01:20:07,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:07,511 INFO L87 Difference]: Start difference. First operand 2895 states and 3721 transitions. Second operand 5 states. [2019-10-15 01:20:08,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:08,192 INFO L93 Difference]: Finished difference Result 8342 states and 11446 transitions. [2019-10-15 01:20:08,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 01:20:08,192 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 175 [2019-10-15 01:20:08,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:08,233 INFO L225 Difference]: With dead ends: 8342 [2019-10-15 01:20:08,234 INFO L226 Difference]: Without dead ends: 5811 [2019-10-15 01:20:08,248 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 344 SyntacticMatches, 6 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:20:08,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5811 states. [2019-10-15 01:20:08,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5811 to 5745. [2019-10-15 01:20:08,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5745 states. [2019-10-15 01:20:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5745 states to 5745 states and 7271 transitions. [2019-10-15 01:20:08,692 INFO L78 Accepts]: Start accepts. Automaton has 5745 states and 7271 transitions. Word has length 175 [2019-10-15 01:20:08,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:08,693 INFO L462 AbstractCegarLoop]: Abstraction has 5745 states and 7271 transitions. [2019-10-15 01:20:08,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 01:20:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 5745 states and 7271 transitions. [2019-10-15 01:20:08,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-15 01:20:08,708 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:08,708 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2019-10-15 01:20:08,916 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:08,916 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:08,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:08,923 INFO L82 PathProgramCache]: Analyzing trace with hash -1055495760, now seen corresponding path program 1 times [2019-10-15 01:20:08,923 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:08,923 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105597255] [2019-10-15 01:20:08,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:08,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:08,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-15 01:20:09,061 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105597255] [2019-10-15 01:20:09,062 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940235012] [2019-10-15 01:20:09,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:09,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 01:20:09,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:09,324 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:20:09,324 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-15 01:20:09,665 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:20:09,665 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2019-10-15 01:20:09,665 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450662651] [2019-10-15 01:20:09,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:09,666 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:09,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:09,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:09,667 INFO L87 Difference]: Start difference. First operand 5745 states and 7271 transitions. Second operand 3 states. [2019-10-15 01:20:09,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:09,956 INFO L93 Difference]: Finished difference Result 10265 states and 13110 transitions. [2019-10-15 01:20:09,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:09,957 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-10-15 01:20:09,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:09,987 INFO L225 Difference]: With dead ends: 10265 [2019-10-15 01:20:09,988 INFO L226 Difference]: Without dead ends: 5396 [2019-10-15 01:20:10,006 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 320 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:20:10,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5396 states. [2019-10-15 01:20:10,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5396 to 5002. [2019-10-15 01:20:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5002 states. [2019-10-15 01:20:10,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5002 states to 5002 states and 6035 transitions. [2019-10-15 01:20:10,279 INFO L78 Accepts]: Start accepts. Automaton has 5002 states and 6035 transitions. Word has length 160 [2019-10-15 01:20:10,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:10,279 INFO L462 AbstractCegarLoop]: Abstraction has 5002 states and 6035 transitions. [2019-10-15 01:20:10,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 5002 states and 6035 transitions. [2019-10-15 01:20:10,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-10-15 01:20:10,291 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:10,291 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:10,495 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:10,496 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:10,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:10,497 INFO L82 PathProgramCache]: Analyzing trace with hash -2128517555, now seen corresponding path program 1 times [2019-10-15 01:20:10,497 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:10,497 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199899092] [2019-10-15 01:20:10,497 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:10,498 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:10,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-10-15 01:20:10,578 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199899092] [2019-10-15 01:20:10,578 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:20:10,651 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:20:10,651 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636213291] [2019-10-15 01:20:10,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:20:10,651 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:10,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:20:10,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:10,652 INFO L87 Difference]: Start difference. First operand 5002 states and 6035 transitions. Second operand 3 states. [2019-10-15 01:20:10,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:10,799 INFO L93 Difference]: Finished difference Result 5785 states and 6988 transitions. [2019-10-15 01:20:10,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:20:10,800 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 170 [2019-10-15 01:20:10,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:10,813 INFO L225 Difference]: With dead ends: 5785 [2019-10-15 01:20:10,813 INFO L226 Difference]: Without dead ends: 2020 [2019-10-15 01:20:10,825 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:20:10,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states. [2019-10-15 01:20:10,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 1709. [2019-10-15 01:20:10,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1709 states. [2019-10-15 01:20:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 1980 transitions. [2019-10-15 01:20:10,924 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 1980 transitions. Word has length 170 [2019-10-15 01:20:10,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:10,924 INFO L462 AbstractCegarLoop]: Abstraction has 1709 states and 1980 transitions. [2019-10-15 01:20:10,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:20:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 1980 transitions. [2019-10-15 01:20:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-15 01:20:10,928 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:20:10,929 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:20:10,929 INFO L410 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:20:10,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:20:10,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1897710765, now seen corresponding path program 1 times [2019-10-15 01:20:10,930 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:20:10,930 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026409633] [2019-10-15 01:20:10,930 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:10,930 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:20:10,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:20:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-15 01:20:11,123 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026409633] [2019-10-15 01:20:11,124 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594520512] [2019-10-15 01:20:11,124 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:20:11,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-15 01:20:11,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:20:11,533 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-15 01:20:11,533 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:20:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-15 01:20:12,125 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:20:12,126 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 9] total 25 [2019-10-15 01:20:12,126 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344459231] [2019-10-15 01:20:12,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-15 01:20:12,129 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:20:12,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-15 01:20:12,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-10-15 01:20:12,130 INFO L87 Difference]: Start difference. First operand 1709 states and 1980 transitions. Second operand 8 states. [2019-10-15 01:20:12,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:20:12,430 INFO L93 Difference]: Finished difference Result 2962 states and 3434 transitions. [2019-10-15 01:20:12,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:20:12,430 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2019-10-15 01:20:12,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:20:12,431 INFO L225 Difference]: With dead ends: 2962 [2019-10-15 01:20:12,431 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:20:12,438 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 331 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-10-15 01:20:12,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:20:12,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:20:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:20:12,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:20:12,439 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2019-10-15 01:20:12,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:20:12,440 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:20:12,440 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-15 01:20:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:20:12,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:20:12,647 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:20:12,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:20:14,741 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 30 [2019-10-15 01:20:15,492 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 60 [2019-10-15 01:20:15,658 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2019-10-15 01:20:15,944 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 28 [2019-10-15 01:20:16,074 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 27 [2019-10-15 01:20:16,220 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-10-15 01:20:16,726 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 36 [2019-10-15 01:20:16,835 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 26 [2019-10-15 01:20:17,912 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 173 DAG size of output: 73 [2019-10-15 01:20:18,260 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 28 [2019-10-15 01:20:18,591 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 35 [2019-10-15 01:20:18,871 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 33 [2019-10-15 01:20:18,992 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 26 [2019-10-15 01:20:19,216 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2019-10-15 01:20:19,654 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 48 [2019-10-15 01:20:19,759 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 26 [2019-10-15 01:20:19,904 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 28 [2019-10-15 01:20:20,122 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 25 [2019-10-15 01:20:20,322 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-10-15 01:20:20,544 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 39 [2019-10-15 01:20:22,548 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 167 DAG size of output: 69 [2019-10-15 01:20:22,799 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 32 [2019-10-15 01:20:23,012 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-10-15 01:20:23,181 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-10-15 01:20:23,615 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-10-15 01:20:23,727 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2019-10-15 01:20:23,964 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 31 [2019-10-15 01:20:24,099 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 26 [2019-10-15 01:20:24,426 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 28 [2019-10-15 01:20:24,585 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 27 [2019-10-15 01:20:25,023 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 54 [2019-10-15 01:20:25,304 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 33 [2019-10-15 01:20:25,329 INFO L443 ceAbstractionStarter]: For program point L579-2(lines 579 600) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point L601(lines 578 602) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 554 609) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 585 589) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 554 609) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-15 01:20:25,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 554 609) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point L642-1(lines 642 646) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point L637(line 637) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point L636-2(lines 636 661) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point L662(lines 635 663) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 610 669) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-10-15 01:20:25,331 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 610 669) no Hoare annotation was computed. [2019-10-15 01:20:25,332 INFO L443 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2019-10-15 01:20:25,332 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 610 669) no Hoare annotation was computed. [2019-10-15 01:20:25,332 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 646) no Hoare annotation was computed. [2019-10-15 01:20:25,332 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 01:20:25,332 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 01:20:25,332 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:20:25,333 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 01:20:25,333 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:20:25,333 INFO L439 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1))) [2019-10-15 01:20:25,333 INFO L439 ceAbstractionStarter]: At program point L993-1(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1))) [2019-10-15 01:20:25,333 INFO L443 ceAbstractionStarter]: For program point L991(lines 991 998) no Hoare annotation was computed. [2019-10-15 01:20:25,333 INFO L443 ceAbstractionStarter]: For program point L991-1(lines 991 998) no Hoare annotation was computed. [2019-10-15 01:20:25,334 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 981 1003) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,334 INFO L443 ceAbstractionStarter]: For program point L989(line 989) no Hoare annotation was computed. [2019-10-15 01:20:25,334 INFO L439 ceAbstractionStarter]: At program point L988(line 988) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,334 INFO L439 ceAbstractionStarter]: At program point L987(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,335 INFO L439 ceAbstractionStarter]: At program point L987-1(line 987) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,335 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 981 1003) no Hoare annotation was computed. [2019-10-15 01:20:25,335 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 981 1003) no Hoare annotation was computed. [2019-10-15 01:20:25,335 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 939 962) no Hoare annotation was computed. [2019-10-15 01:20:25,335 INFO L443 ceAbstractionStarter]: For program point L957(line 957) no Hoare annotation was computed. [2019-10-15 01:20:25,335 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 939 962) no Hoare annotation was computed. [2019-10-15 01:20:25,335 INFO L443 ceAbstractionStarter]: For program point L956(line 956) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 939 962) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L955(line 955) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L954(line 954) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L952(line 952) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L951(line 951) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L950(line 950) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L949(line 949) no Hoare annotation was computed. [2019-10-15 01:20:25,336 INFO L443 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L443 ceAbstractionStarter]: For program point L947(line 947) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L443 ceAbstractionStarter]: For program point L946(line 946) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L443 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L443 ceAbstractionStarter]: For program point L944(line 944) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L439 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) .cse0 (= |old(~systemActive~0)| 0)) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 01:20:25,337 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 496) no Hoare annotation was computed. [2019-10-15 01:20:25,337 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (let ((.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~systemActive~0)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (= ~pumpRunning~0 0) .cse1) (or .cse2 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not .cse3)) .cse2 .cse4) (or .cse3 (not .cse4) .cse0 .cse1))) [2019-10-15 01:20:25,338 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2019-10-15 01:20:25,338 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 403 411) no Hoare annotation was computed. [2019-10-15 01:20:25,338 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 403 411) the Hoare annotation is: true [2019-10-15 01:20:25,338 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 403 411) no Hoare annotation was computed. [2019-10-15 01:20:25,338 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2019-10-15 01:20:25,338 INFO L446 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: true [2019-10-15 01:20:25,338 INFO L443 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2019-10-15 01:20:25,338 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 439) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 412 447) no Hoare annotation was computed. [2019-10-15 01:20:25,339 INFO L443 ceAbstractionStarter]: For program point L431-2(lines 431 439) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 412 447) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 427) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 412 447) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 508 553) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 508 553) no Hoare annotation was computed. [2019-10-15 01:20:25,340 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 508 553) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 821 866) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 821 866) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 848) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 821 866) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L443 ceAbstractionStarter]: For program point L835(lines 835 855) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L443 ceAbstractionStarter]: For program point L835-1(lines 835 855) no Hoare annotation was computed. [2019-10-15 01:20:25,341 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 970 980) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,341 INFO L439 ceAbstractionStarter]: At program point L975(line 975) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,342 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 970 980) no Hoare annotation was computed. [2019-10-15 01:20:25,342 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 970 980) no Hoare annotation was computed. [2019-10-15 01:20:25,342 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 392 402) the Hoare annotation is: true [2019-10-15 01:20:25,342 INFO L446 ceAbstractionStarter]: At program point L397(line 397) the Hoare annotation is: true [2019-10-15 01:20:25,342 INFO L443 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2019-10-15 01:20:25,342 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 392 402) no Hoare annotation was computed. [2019-10-15 01:20:25,342 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 392 402) no Hoare annotation was computed. [2019-10-15 01:20:25,342 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 384 391) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:20:25,342 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 384 391) no Hoare annotation was computed. [2019-10-15 01:20:25,343 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 384 391) no Hoare annotation was computed. [2019-10-15 01:20:25,343 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 175) no Hoare annotation was computed. [2019-10-15 01:20:25,343 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 165 178) no Hoare annotation was computed. [2019-10-15 01:20:25,343 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 165 178) the Hoare annotation is: true [2019-10-15 01:20:25,343 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 165 178) no Hoare annotation was computed. [2019-10-15 01:20:25,343 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 351 375) no Hoare annotation was computed. [2019-10-15 01:20:25,343 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 351 375) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse3 .cse1) (or .cse4 .cse5 (or .cse6 .cse1 .cse7)) (or .cse5 (or .cse6 .cse1 .cse7 .cse2)))) [2019-10-15 01:20:25,344 INFO L439 ceAbstractionStarter]: At program point L370(line 370) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse3 .cse4 (or .cse5 .cse1 .cse6)) (or .cse4 (or .cse5 .cse1 .cse6 .cse2)))) [2019-10-15 01:20:25,344 INFO L443 ceAbstractionStarter]: For program point L370-1(lines 351 375) no Hoare annotation was computed. [2019-10-15 01:20:25,344 INFO L439 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse3 .cse1 .cse4 .cse2) (or .cse0 .cse5 .cse1) (or .cse5 (or .cse3 .cse1 .cse4)))) [2019-10-15 01:20:25,344 INFO L439 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse1 .cse5 .cse2) (or .cse0 .cse6 (and .cse3 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~3)) .cse1) (or .cse6 (or .cse4 .cse1 .cse5)))) [2019-10-15 01:20:25,344 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 367) no Hoare annotation was computed. [2019-10-15 01:20:25,345 INFO L439 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse4 .cse1 .cse5 .cse2) (or .cse0 .cse6 .cse3 .cse1) (or .cse6 (or .cse4 .cse1 .cse5)))) [2019-10-15 01:20:25,345 INFO L443 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2019-10-15 01:20:25,345 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 372) no Hoare annotation was computed. [2019-10-15 01:20:25,345 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 291 297) no Hoare annotation was computed. [2019-10-15 01:20:25,345 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 291 297) the Hoare annotation is: true [2019-10-15 01:20:25,345 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 192 257) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:25,345 INFO L439 ceAbstractionStarter]: At program point L250(lines 201 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:25,346 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 192 257) no Hoare annotation was computed. [2019-10-15 01:20:25,346 INFO L439 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)))) [2019-10-15 01:20:25,346 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2019-10-15 01:20:25,346 INFO L439 ceAbstractionStarter]: At program point L238-1(lines 232 245) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 test_~splverifierCounter~0)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse3 .cse4 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse3 .cse5 (= 0 ~systemActive~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse3 .cse4 .cse6))) [2019-10-15 01:20:25,346 INFO L443 ceAbstractionStarter]: For program point L203(lines 202 249) no Hoare annotation was computed. [2019-10-15 01:20:25,346 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 245) no Hoare annotation was computed. [2019-10-15 01:20:25,347 INFO L439 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse1 .cse3 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse6 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse6 .cse1 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:25,347 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2019-10-15 01:20:25,347 INFO L443 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2019-10-15 01:20:25,347 INFO L439 ceAbstractionStarter]: At program point L247(lines 202 249) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse1 .cse3 .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse6 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse6 .cse1 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:25,347 INFO L439 ceAbstractionStarter]: At program point L214(line 214) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse6 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and (and .cse1 .cse3) .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse5 .cse6 .cse1 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:25,347 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 218) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point L212-1(lines 212 218) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 192 257) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 802) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 775 820) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 809) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 775 820) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point L789-1(lines 789 809) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 775 820) no Hoare annotation was computed. [2019-10-15 01:20:25,348 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 179 187) no Hoare annotation was computed. [2019-10-15 01:20:25,349 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 179 187) the Hoare annotation is: true [2019-10-15 01:20:25,349 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 179 187) no Hoare annotation was computed. [2019-10-15 01:20:25,349 INFO L439 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse0 (not (<= 2 ~waterLevel~0)) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse1 .cse2 .cse4) (or .cse3 .cse2 .cse4) (or .cse1 (not (= ~systemActive~0 0))))) [2019-10-15 01:20:25,349 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-10-15 01:20:25,349 INFO L443 ceAbstractionStarter]: For program point L890(lines 890 900) no Hoare annotation was computed. [2019-10-15 01:20:25,349 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse3 .cse4 .cse1) (or .cse0 .cse6 .cse7) (or .cse8 .cse6 .cse7) (or .cse8 .cse5 (not (<= 2 ~waterLevel~0)) .cse6 .cse4 .cse1) (or .cse2 (or .cse0 .cse7)))) [2019-10-15 01:20:25,349 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-10-15 01:20:25,349 INFO L443 ceAbstractionStarter]: For program point L886(lines 886 903) no Hoare annotation was computed. [2019-10-15 01:20:25,350 INFO L443 ceAbstractionStarter]: For program point L886-1(lines 878 906) no Hoare annotation was computed. [2019-10-15 01:20:25,350 INFO L439 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (not (= ~systemActive~0 0)) .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse5 .cse0 .cse4 .cse2 .cse3 .cse1) (or (not (<= 1 ~pumpRunning~0)) .cse5 (not (<= 2 ~waterLevel~0)) .cse4 .cse3 .cse1))) [2019-10-15 01:20:25,350 INFO L443 ceAbstractionStarter]: For program point L884-1(line 884) no Hoare annotation was computed. [2019-10-15 01:20:25,350 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 878 906) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (not (= ~systemActive~0 0)) .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse5 .cse0 .cse4 .cse2 .cse3 .cse1) (or (not (<= 1 ~pumpRunning~0)) .cse5 (not (<= 2 ~waterLevel~0)) .cse4 .cse3 .cse1))) [2019-10-15 01:20:25,350 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 878 906) no Hoare annotation was computed. [2019-10-15 01:20:25,350 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-10-15 01:20:25,350 INFO L443 ceAbstractionStarter]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 133 155) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 133 155) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 133 155) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 870 877) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 870 877) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 870 877) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2019-10-15 01:20:25,351 INFO L443 ceAbstractionStarter]: For program point L737-1(line 737) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 672 774) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 700) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L760(lines 760 771) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L721-2(lines 721 741) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L742(lines 720 743) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 672 774) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 717) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 768) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L722(lines 721 741) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 672 774) no Hoare annotation was computed. [2019-10-15 01:20:25,352 INFO L443 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point L753-1(line 753) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 759) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 376 383) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 376 383) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 376 383) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse4 .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 156 164) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 156 164) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 156 164) no Hoare annotation was computed. [2019-10-15 01:20:25,353 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 448 466) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 461) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L446 ceAbstractionStarter]: At program point L455(line 455) the Hoare annotation is: true [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point L457-2(lines 457 461) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point L455-1(line 455) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 448 466) the Hoare annotation is: true [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 448 466) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 112 123) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse0 .cse1 (not (= ~systemActive~0 0)) .cse3 .cse4) (or .cse5 .cse6 (or .cse1 .cse2 .cse3)) (or .cse7 .cse5 (not (<= 2 ~waterLevel~0)) .cse2 .cse6) (or .cse7 .cse2 .cse3 .cse4 .cse0))) [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 112 123) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point L116-1(lines 112 123) no Hoare annotation was computed. [2019-10-15 01:20:25,354 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,355 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,355 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,355 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 124 132) the Hoare annotation is: true [2019-10-15 01:20:25,355 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 124 132) no Hoare annotation was computed. [2019-10-15 01:20:25,355 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 124 132) no Hoare annotation was computed. [2019-10-15 01:20:25,355 INFO L439 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse3 (= 0 ~methAndRunningLastTime~0))) (let ((.cse13 (<= 2 ~waterLevel~0)) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse12 (= 1 ~waterLevel~0)) (.cse8 (not (< |old(~waterLevel~0)| 2))) (.cse15 (not (<= |old(~waterLevel~0)| 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (<= ~waterLevel~0 0)) (.cse6 (and (= ~pumpRunning~0 0) .cse3)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse14 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4 .cse5) (or .cse1 .cse6 (or .cse7 .cse4 .cse5)) (or .cse0 .cse8 .cse1 .cse4 .cse5 .cse9) (or .cse0 .cse1 .cse2 .cse10 .cse4) (or .cse1 .cse7 .cse4 .cse11 .cse5 .cse12) (or .cse1 .cse7 .cse10 .cse4 .cse5 .cse13) (or .cse13 .cse7 .cse10 .cse4 .cse5 .cse14) (or .cse15 .cse7 .cse4 .cse9 .cse5 .cse14) (or .cse7 .cse4 .cse11 .cse5 .cse14 .cse12) (or .cse7 (not (= ~systemActive~0 0))) (or .cse9 (or .cse0 .cse8 .cse4 .cse14)) (or .cse15 .cse1 .cse7 .cse9 .cse4 .cse5) (or .cse6 (or .cse7 .cse4 .cse5 .cse14)) (or .cse2 (or .cse0 .cse4 .cse14))))) [2019-10-15 01:20:25,356 INFO L439 ceAbstractionStarter]: At program point L278(lines 278 284) the Hoare annotation is: (let ((.cse15 (= 0 ~methAndRunningLastTime~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse11 (and .cse6 .cse10)) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse14 (<= 1 ~pumpRunning~0)) (.cse5 (and (= 1 ~waterLevel~0) .cse15)) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse12 (not (= ~systemActive~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse13 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (< |old(~waterLevel~0)| 2))) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse17 (<= ~waterLevel~0 0)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse8 .cse1 .cse3) (or (or .cse9 .cse0 .cse1 .cse3 .cse4) .cse10) (or .cse0 .cse11 .cse12 .cse8) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse10 (or .cse13 .cse1 .cse4)) (or .cse9 .cse0 .cse12 (and .cse10 (< ~waterLevel~0 2))) (or .cse0 (and .cse14 .cse6) .cse11 .cse8 .cse1 .cse3 .cse4) (or .cse13 .cse7 .cse10 .cse8 .cse1) (or .cse7 .cse10 (or .cse0 .cse1 .cse3) (and .cse14 .cse6 .cse15)) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse16 .cse17 .cse0 .cse1 .cse3 .cse4) (or .cse0 .cse5 .cse12 .cse2 .cse3) (or .cse17 .cse12 (or .cse16 .cse0)) (or .cse17 (or .cse13 .cse9 .cse1 .cse4)) (or .cse13 .cse9 .cse7 (and .cse17 .cse10) .cse1 .cse3) (or .cse16 .cse7 .cse0 .cse17 .cse1 .cse3)))) [2019-10-15 01:20:25,356 INFO L439 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse6 (and .cse12 (<= 2 ~waterLevel~0))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (<= ~waterLevel~0 0)) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (< |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (and .cse12 (< ~waterLevel~0 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (= 0 ~methAndRunningLastTime~0) .cse1 .cse2) (or .cse5 (or .cse0 .cse1 .cse2)) (or .cse6 (or .cse4 .cse7 .cse1 .cse3)) (or .cse8 (or .cse4 .cse9 .cse1 .cse3)) (or .cse4 .cse5 .cse6 .cse7 .cse1) (or .cse5 (or .cse4 .cse10 .cse1 .cse2) .cse11) (or .cse0 (not (= ~systemActive~0 0))) (or .cse11 (or .cse4 .cse10 .cse1 .cse3)) (or .cse4 .cse9 .cse5 .cse8 .cse1 .cse2)))) [2019-10-15 01:20:25,356 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 267 290) the Hoare annotation is: (let ((.cse15 (< ~waterLevel~0 2)) (.cse14 (= ~pumpRunning~0 0)) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse20 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse19 (<= 2 ~waterLevel~0))) (let ((.cse11 (and .cse20 .cse19)) (.cse9 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0)) (.cse16 (not (<= |old(~waterLevel~0)| 0))) (.cse17 (<= ~waterLevel~0 0)) (.cse12 (and .cse14 .cse7)) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (not (< |old(~waterLevel~0)| 2))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse18 (and .cse20 .cse15)) (.cse8 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or (or .cse5 .cse9 .cse8 .cse10) .cse11) (or .cse5 .cse6 .cse9 .cse8 .cse11) (or .cse6 .cse12 (or .cse0 .cse8 .cse4)) (or .cse13 .cse0 .cse2 (and .cse14 .cse15)) (or .cse6 (or .cse5 .cse16 .cse8 .cse4) .cse17) (or .cse6 .cse0 .cse8 .cse3 .cse4 .cse1) (or .cse17 (or .cse5 .cse16 .cse8 .cse10)) (or .cse18 (or .cse5 .cse13 .cse8 .cse10)) (or .cse0 .cse2 .cse9 (and .cse19 .cse14)) (or .cse6 .cse0 .cse9 .cse8 .cse4 .cse19) (or .cse19 .cse0 .cse9 .cse8 .cse4 .cse10) (or .cse16 .cse0 .cse8 .cse17 .cse4 .cse10) (or .cse17 .cse2 (or .cse16 .cse0)) (or .cse0 .cse8 .cse3 .cse4 .cse10 .cse1) (or .cse16 .cse6 .cse0 .cse17 .cse8 .cse4) (or .cse12 (or .cse0 .cse8 .cse4 .cse10)) (or .cse7 .cse0 .cse2 .cse4) (or .cse5 .cse13 .cse6 .cse18 .cse8 .cse4)))) [2019-10-15 01:20:25,357 INFO L443 ceAbstractionStarter]: For program point L271(lines 270 289) no Hoare annotation was computed. [2019-10-15 01:20:25,357 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 267 290) no Hoare annotation was computed. [2019-10-15 01:20:25,357 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 267 290) no Hoare annotation was computed. [2019-10-15 01:20:25,357 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 909 938) no Hoare annotation was computed. [2019-10-15 01:20:25,357 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 909 938) the Hoare annotation is: true [2019-10-15 01:20:25,357 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-10-15 01:20:25,357 INFO L446 ceAbstractionStarter]: At program point L923-1(lines 923 927) the Hoare annotation is: true [2019-10-15 01:20:25,357 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-10-15 01:20:25,358 INFO L446 ceAbstractionStarter]: At program point L919-2(lines 919 933) the Hoare annotation is: true [2019-10-15 01:20:25,358 INFO L446 ceAbstractionStarter]: At program point L915(line 915) the Hoare annotation is: true [2019-10-15 01:20:25,358 INFO L443 ceAbstractionStarter]: For program point L915-1(line 915) no Hoare annotation was computed. [2019-10-15 01:20:25,358 INFO L446 ceAbstractionStarter]: At program point L934(lines 909 938) the Hoare annotation is: true [2019-10-15 01:20:25,358 INFO L443 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2019-10-15 01:20:25,358 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 88 99) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (not (< |old(~waterLevel~0)| 2))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (< ~waterLevel~0 2)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (<= ~waterLevel~0 0)) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (or .cse3 (not (= ~methaneLevelCritical~0 0))))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (or .cse0 .cse7 .cse8)) (or .cse0 .cse2 .cse6 .cse3 .cse7) (or .cse9 (or .cse0 .cse10 .cse8)) (or .cse0 .cse10 .cse2 .cse9 .cse3 .cse4) (or .cse5 (or .cse0 .cse1 .cse8))))) [2019-10-15 01:20:25,358 INFO L443 ceAbstractionStarter]: For program point L92-1(lines 88 99) no Hoare annotation was computed. [2019-10-15 01:20:25,359 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 88 99) no Hoare annotation was computed. [2019-10-15 01:20:25,359 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 963 969) no Hoare annotation was computed. [2019-10-15 01:20:25,359 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 963 969) the Hoare annotation is: true [2019-10-15 01:20:25,359 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,359 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-15 01:20:25,359 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:20:25,359 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:25,360 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 299 323) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 (or .cse3 .cse0 .cse4)) (or .cse2 (or .cse3 .cse0 .cse4 .cse1)))) [2019-10-15 01:20:25,360 INFO L439 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse0 .cse3 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse2 .cse0 .cse3)))) [2019-10-15 01:20:25,360 INFO L443 ceAbstractionStarter]: For program point L318-1(lines 299 323) no Hoare annotation was computed. [2019-10-15 01:20:25,360 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 299 323) no Hoare annotation was computed. [2019-10-15 01:20:25,360 INFO L439 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse3 (or .cse2 .cse0 .cse4)))) [2019-10-15 01:20:25,360 INFO L439 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse1) (or (not (< ~waterLevel~0 2)) .cse3 .cse0 .cse4 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse3 .cse0 .cse4) (and (<= 2 ~waterLevel~0) .cse2)))) [2019-10-15 01:20:25,360 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 315) no Hoare annotation was computed. [2019-10-15 01:20:25,361 INFO L439 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 (or .cse3 .cse0 .cse4)) (or .cse2 (or .cse3 .cse0 .cse4 .cse1)))) [2019-10-15 01:20:25,361 INFO L443 ceAbstractionStarter]: For program point L305-1(line 305) no Hoare annotation was computed. [2019-10-15 01:20:25,361 INFO L443 ceAbstractionStarter]: For program point L303(lines 303 320) no Hoare annotation was computed. [2019-10-15 01:20:25,361 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 100 111) no Hoare annotation was computed. [2019-10-15 01:20:25,361 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 100 111) no Hoare annotation was computed. [2019-10-15 01:20:25,361 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 100 111) the Hoare annotation is: (let ((.cse5 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1))) (.cse15 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse1 (or .cse5 .cse7 .cse15)) (.cse13 (not (<= 1 ~pumpRunning~0))) (.cse0 (<= 2 ~waterLevel~0)) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse14 (or .cse7 .cse15)) (.cse11 (not (<= |old(~waterLevel~0)| 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (or .cse5 .cse7)) (.cse12 (<= ~waterLevel~0 0)) (.cse9 (= 1 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 0))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse3 .cse5 .cse0) (or .cse6 .cse5 .cse7 .cse8 .cse3 .cse9) (or .cse6 .cse0 .cse10 .cse2 .cse3) (or .cse11 .cse4 .cse12 .cse3 .cse5) (or .cse13 .cse11 .cse12 .cse14 .cse3) (or .cse5 .cse7 .cse8 .cse3 .cse15 .cse9) (or .cse11 .cse1 .cse12 .cse3) (or .cse13 .cse6 .cse0 .cse7 .cse2) (or .cse13 .cse0 .cse2 .cse14 .cse3) (or .cse11 .cse6 .cse10 .cse12 .cse3) (or .cse5 .cse9 .cse4 .cse8 .cse3)))) [2019-10-15 01:20:25,362 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2019-10-15 01:20:25,362 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 1005 1012) no Hoare annotation was computed. [2019-10-15 01:20:25,362 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 1005 1012) the Hoare annotation is: true [2019-10-15 01:20:25,362 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 1005 1012) no Hoare annotation was computed. [2019-10-15 01:20:25,362 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 325 349) no Hoare annotation was computed. [2019-10-15 01:20:25,362 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 325 349) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 (or .cse3 .cse0 .cse4)) (or .cse2 (or .cse3 .cse0 .cse4 .cse1)))) [2019-10-15 01:20:25,362 INFO L439 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 (or .cse3 .cse0 .cse4)) (or .cse2 (or .cse3 .cse0 .cse4 .cse1)))) [2019-10-15 01:20:25,363 INFO L443 ceAbstractionStarter]: For program point L344-1(lines 325 349) no Hoare annotation was computed. [2019-10-15 01:20:25,363 INFO L439 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse0 .cse3 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse2 .cse0 .cse3)))) [2019-10-15 01:20:25,363 INFO L439 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse0 .cse3 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse2 .cse0 .cse3)))) [2019-10-15 01:20:25,363 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2019-10-15 01:20:25,363 INFO L439 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse2 .cse0 .cse3 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (or .cse2 .cse0 .cse3)))) [2019-10-15 01:20:25,363 INFO L443 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2019-10-15 01:20:25,364 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 346) no Hoare annotation was computed. [2019-10-15 01:20:25,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:20:25 BoogieIcfgContainer [2019-10-15 01:20:25,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:20:25,382 INFO L168 Benchmark]: Toolchain (without parser) took 25245.83 ms. Allocated memory was 137.9 MB in the beginning and 752.4 MB in the end (delta: 614.5 MB). Free memory was 102.4 MB in the beginning and 592.4 MB in the end (delta: -490.0 MB). Peak memory consumption was 591.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:25,383 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:20:25,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.52 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 102.1 MB in the beginning and 170.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:25,384 INFO L168 Benchmark]: Boogie Preprocessor took 111.60 ms. Allocated memory is still 202.4 MB. Free memory was 170.7 MB in the beginning and 166.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:25,385 INFO L168 Benchmark]: RCFGBuilder took 1289.56 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 166.2 MB in the beginning and 195.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:25,386 INFO L168 Benchmark]: TraceAbstraction took 23199.82 ms. Allocated memory was 234.4 MB in the beginning and 752.4 MB in the end (delta: 518.0 MB). Free memory was 195.1 MB in the beginning and 592.4 MB in the end (delta: -397.2 MB). Peak memory consumption was 587.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:25,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 640.52 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 102.1 MB in the beginning and 170.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.60 ms. Allocated memory is still 202.4 MB. Free memory was 170.7 MB in the beginning and 166.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1289.56 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 166.2 MB in the beginning and 195.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23199.82 ms. Allocated memory was 234.4 MB in the beginning and 752.4 MB in the end (delta: 518.0 MB). Free memory was 195.1 MB in the beginning and 592.4 MB in the end (delta: -397.2 MB). Peak memory consumption was 587.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1009]: 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: 201]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((((((((1 == systemActive && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && 0 == splverifierCounter) && 1 <= methaneLevelCritical)) || (((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 256 locations, 1 error locations. Result: SAFE, OverallTime: 23.1s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.6s, HoareTripleCheckerStatistics: 2855 SDtfs, 1538 SDslu, 5447 SDs, 0 SdLazy, 1533 SolverSat, 214 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1125 GetRequests, 1036 SyntacticMatches, 13 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5745occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 1084 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 7966 PreInvPairs, 8254 NumberOfFragments, 4217 HoareAnnotationTreeSize, 7966 FomulaSimplifications, 15961 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 70 FomulaSimplificationsInter, 35366 FormulaSimplificationTreeSizeReductionInter, 10.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1849 NumberOfCodeBlocks, 1849 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2338 ConstructedInterpolants, 0 QuantifiedInterpolants, 487836 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2872 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 19 InterpolantComputations, 14 PerfectInterpolantSequences, 527/563 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...