java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:21:23,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:21:23,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:21:23,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:21:23,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:21:23,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:21:23,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:21:23,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:21:23,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:21:23,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:21:23,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:21:23,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:21:23,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:21:23,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:21:23,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:21:23,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:21:23,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:21:23,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:21:23,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:21:23,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:21:23,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:21:23,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:21:23,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:21:23,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:21:23,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:21:23,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:21:23,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:21:23,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:21:23,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:21:23,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:21:23,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:21:23,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:21:23,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:21:23,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:21:23,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:21:23,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:21:23,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:21:23,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:21:23,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:21:23,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:21:23,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:21:23,959 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 03:21:23,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:21:23,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:21:23,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:21:23,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:21:23,979 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:21:23,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:21:23,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:21:23,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:21:23,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:21:23,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:21:23,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:21:23,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:21:23,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:21:23,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:21:23,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:21:23,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:21:23,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:21:23,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:21:23,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:21:23,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:21:23,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:21:23,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:21:23,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:21:23,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:21:23,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:21:23,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:21:23,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:21:23,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:21:23,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 03:21:24,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:21:24,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:21:24,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:21:24,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:21:24,283 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:21:24,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-10-15 03:21:24,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72689dae9/600a410fbbae4c77b9d70f90d43ca54a/FLAGf7cb4c027 [2019-10-15 03:21:24,835 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:21:24,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-10-15 03:21:24,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72689dae9/600a410fbbae4c77b9d70f90d43ca54a/FLAGf7cb4c027 [2019-10-15 03:21:25,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72689dae9/600a410fbbae4c77b9d70f90d43ca54a [2019-10-15 03:21:25,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:21:25,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:21:25,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:21:25,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:21:25,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:21:25,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411accdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25, skipping insertion in model container [2019-10-15 03:21:25,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:21:25,238 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:21:25,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:21:25,730 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:21:25,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:21:25,842 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:21:25,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25 WrapperNode [2019-10-15 03:21:25,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:21:25,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:21:25,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:21:25,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:21:25,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (1/1) ... [2019-10-15 03:21:25,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:21:25,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:21:25,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:21:25,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:21:25,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (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 03:21:26,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:21:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:21:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:21:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:21:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 03:21:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 03:21:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:21:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:21:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:21:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:21:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:21:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:21:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 03:21:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:21:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:21:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:21:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:21:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:21:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:21:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:21:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:21:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:21:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:21:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:21:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:21:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:21:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:21:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:21:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:21:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:21:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 03:21:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:21:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:21:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:21:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:21:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:21:26,048 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:21:26,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 03:21:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:21:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:21:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:21:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:21:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:21:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:21:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 03:21:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:21:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:21:26,049 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 03:21:26,050 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 03:21:26,051 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:21:26,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:21:26,051 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:21:26,051 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:21:26,051 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:21:26,052 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:21:26,052 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:21:26,052 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:21:26,052 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:21:26,052 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:21:26,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:21:26,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:21:26,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:21:26,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:21:26,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:21:26,054 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:21:26,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:21:26,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:21:26,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:21:26,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:21:26,055 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:21:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:21:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:21:27,769 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:21:27,769 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:21:27,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:21:27 BoogieIcfgContainer [2019-10-15 03:21:27,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:21:27,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:21:27,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:21:27,775 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:21:27,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:21:25" (1/3) ... [2019-10-15 03:21:27,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0af626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:21:27, skipping insertion in model container [2019-10-15 03:21:27,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:25" (2/3) ... [2019-10-15 03:21:27,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0af626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:21:27, skipping insertion in model container [2019-10-15 03:21:27,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:21:27" (3/3) ... [2019-10-15 03:21:27,780 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product21.cil.c [2019-10-15 03:21:27,793 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:21:27,803 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:21:27,818 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:21:27,847 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:21:27,847 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:21:27,848 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:21:27,848 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:21:27,848 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:21:27,848 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:21:27,848 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:21:27,849 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:21:27,872 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2019-10-15 03:21:27,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-15 03:21:27,882 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:27,883 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] [2019-10-15 03:21:27,885 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:27,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:27,892 INFO L82 PathProgramCache]: Analyzing trace with hash -756864745, now seen corresponding path program 1 times [2019-10-15 03:21:27,902 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:27,903 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857482103] [2019-10-15 03:21:27,903 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:27,903 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:27,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:28,358 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 03:21:28,359 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857482103] [2019-10-15 03:21:28,360 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:28,361 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:21:28,362 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327497223] [2019-10-15 03:21:28,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:21:28,370 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:28,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:21:28,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:21:28,395 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2019-10-15 03:21:28,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:28,462 INFO L93 Difference]: Finished difference Result 207 states and 250 transitions. [2019-10-15 03:21:28,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:21:28,465 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-15 03:21:28,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:28,483 INFO L225 Difference]: With dead ends: 207 [2019-10-15 03:21:28,484 INFO L226 Difference]: Without dead ends: 104 [2019-10-15 03:21:28,501 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 03:21:28,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-15 03:21:28,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-10-15 03:21:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-15 03:21:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2019-10-15 03:21:28,566 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 42 [2019-10-15 03:21:28,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:28,567 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2019-10-15 03:21:28,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:21:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2019-10-15 03:21:28,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-15 03:21:28,571 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:28,571 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] [2019-10-15 03:21:28,571 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:28,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:28,572 INFO L82 PathProgramCache]: Analyzing trace with hash 177761313, now seen corresponding path program 1 times [2019-10-15 03:21:28,572 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:28,572 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921132979] [2019-10-15 03:21:28,573 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:28,573 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:28,573 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:28,693 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 03:21:28,694 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921132979] [2019-10-15 03:21:28,694 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:28,695 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:21:28,695 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452754461] [2019-10-15 03:21:28,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:21:28,698 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:28,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:21:28,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:28,699 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 3 states. [2019-10-15 03:21:28,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:28,737 INFO L93 Difference]: Finished difference Result 165 states and 189 transitions. [2019-10-15 03:21:28,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:21:28,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-15 03:21:28,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:28,744 INFO L225 Difference]: With dead ends: 165 [2019-10-15 03:21:28,745 INFO L226 Difference]: Without dead ends: 96 [2019-10-15 03:21:28,746 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 03:21:28,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2019-10-15 03:21:28,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2019-10-15 03:21:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-10-15 03:21:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 108 transitions. [2019-10-15 03:21:28,764 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 108 transitions. Word has length 43 [2019-10-15 03:21:28,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:28,765 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 108 transitions. [2019-10-15 03:21:28,765 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:21:28,765 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2019-10-15 03:21:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-15 03:21:28,767 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:28,767 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] [2019-10-15 03:21:28,767 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:28,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:28,768 INFO L82 PathProgramCache]: Analyzing trace with hash 510550685, now seen corresponding path program 1 times [2019-10-15 03:21:28,768 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:28,768 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483289803] [2019-10-15 03:21:28,769 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:28,769 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:28,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:28,960 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 03:21:28,961 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483289803] [2019-10-15 03:21:28,962 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:28,962 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:21:28,964 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303555056] [2019-10-15 03:21:28,966 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:21:28,966 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:28,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:21:28,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:21:28,967 INFO L87 Difference]: Start difference. First operand 96 states and 108 transitions. Second operand 7 states. [2019-10-15 03:21:29,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:29,335 INFO L93 Difference]: Finished difference Result 170 states and 195 transitions. [2019-10-15 03:21:29,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 03:21:29,336 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-10-15 03:21:29,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:29,337 INFO L225 Difference]: With dead ends: 170 [2019-10-15 03:21:29,338 INFO L226 Difference]: Without dead ends: 96 [2019-10-15 03:21:29,339 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:21:29,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2019-10-15 03:21:29,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2019-10-15 03:21:29,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-10-15 03:21:29,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 107 transitions. [2019-10-15 03:21:29,350 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 107 transitions. Word has length 45 [2019-10-15 03:21:29,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:29,351 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 107 transitions. [2019-10-15 03:21:29,351 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:21:29,351 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 107 transitions. [2019-10-15 03:21:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-15 03:21:29,353 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:29,354 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:29,354 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:29,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:29,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1105982708, now seen corresponding path program 1 times [2019-10-15 03:21:29,355 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:29,355 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118197949] [2019-10-15 03:21:29,355 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:29,355 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:29,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:29,512 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 03:21:29,513 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118197949] [2019-10-15 03:21:29,513 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:29,514 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 03:21:29,514 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760147103] [2019-10-15 03:21:29,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 03:21:29,515 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:29,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 03:21:29,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:21:29,516 INFO L87 Difference]: Start difference. First operand 96 states and 107 transitions. Second operand 10 states. [2019-10-15 03:21:30,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:30,083 INFO L93 Difference]: Finished difference Result 301 states and 354 transitions. [2019-10-15 03:21:30,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-15 03:21:30,084 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2019-10-15 03:21:30,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:30,088 INFO L225 Difference]: With dead ends: 301 [2019-10-15 03:21:30,088 INFO L226 Difference]: Without dead ends: 227 [2019-10-15 03:21:30,090 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-15 03:21:30,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2019-10-15 03:21:30,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 219. [2019-10-15 03:21:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-10-15 03:21:30,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 252 transitions. [2019-10-15 03:21:30,122 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 252 transitions. Word has length 58 [2019-10-15 03:21:30,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:30,123 INFO L462 AbstractCegarLoop]: Abstraction has 219 states and 252 transitions. [2019-10-15 03:21:30,123 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 03:21:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 252 transitions. [2019-10-15 03:21:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-15 03:21:30,127 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:30,127 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:30,128 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:30,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:30,128 INFO L82 PathProgramCache]: Analyzing trace with hash -783194738, now seen corresponding path program 1 times [2019-10-15 03:21:30,128 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:30,128 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101742525] [2019-10-15 03:21:30,129 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:30,129 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:30,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:30,241 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 03:21:30,242 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101742525] [2019-10-15 03:21:30,242 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:30,244 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:21:30,244 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835201560] [2019-10-15 03:21:30,245 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:21:30,245 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:30,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:21:30,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:30,246 INFO L87 Difference]: Start difference. First operand 219 states and 252 transitions. Second operand 3 states. [2019-10-15 03:21:30,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:30,266 INFO L93 Difference]: Finished difference Result 341 states and 401 transitions. [2019-10-15 03:21:30,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:21:30,269 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2019-10-15 03:21:30,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:30,271 INFO L225 Difference]: With dead ends: 341 [2019-10-15 03:21:30,271 INFO L226 Difference]: Without dead ends: 144 [2019-10-15 03:21:30,276 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 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 03:21:30,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-10-15 03:21:30,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-10-15 03:21:30,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-10-15 03:21:30,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2019-10-15 03:21:30,304 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 61 [2019-10-15 03:21:30,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:30,305 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2019-10-15 03:21:30,305 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:21:30,305 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2019-10-15 03:21:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-15 03:21:30,312 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:30,317 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:21:30,318 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:30,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:30,318 INFO L82 PathProgramCache]: Analyzing trace with hash 271928283, now seen corresponding path program 1 times [2019-10-15 03:21:30,318 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:30,319 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428130163] [2019-10-15 03:21:30,319 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:30,319 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:30,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:30,490 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-15 03:21:30,490 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428130163] [2019-10-15 03:21:30,491 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970360035] [2019-10-15 03:21:30,491 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 03:21:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:30,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-15 03:21:30,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:21:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 03:21:30,850 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:21:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-15 03:21:31,061 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 03:21:31,061 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [7] total 9 [2019-10-15 03:21:31,061 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962391996] [2019-10-15 03:21:31,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:21:31,065 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:31,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:21:31,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-15 03:21:31,065 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 7 states. [2019-10-15 03:21:31,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:31,224 INFO L93 Difference]: Finished difference Result 146 states and 153 transitions. [2019-10-15 03:21:31,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 03:21:31,225 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 97 [2019-10-15 03:21:31,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:31,226 INFO L225 Difference]: With dead ends: 146 [2019-10-15 03:21:31,226 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:21:31,227 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-10-15 03:21:31,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:21:31,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:21:31,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:21:31,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:21:31,228 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2019-10-15 03:21:31,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:31,228 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:21:31,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:21:31,228 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:21:31,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:21:31,429 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:21:31,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:21:32,375 INFO L443 ceAbstractionStarter]: For program point L382-2(lines 382 403) no Hoare annotation was computed. [2019-10-15 03:21:32,376 INFO L443 ceAbstractionStarter]: For program point L404(lines 381 405) no Hoare annotation was computed. [2019-10-15 03:21:32,376 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 357 412) no Hoare annotation was computed. [2019-10-15 03:21:32,376 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 392) no Hoare annotation was computed. [2019-10-15 03:21:32,376 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 357 412) no Hoare annotation was computed. [2019-10-15 03:21:32,376 INFO L443 ceAbstractionStarter]: For program point L445(lines 445 449) no Hoare annotation was computed. [2019-10-15 03:21:32,376 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 413 472) no Hoare annotation was computed. [2019-10-15 03:21:32,377 INFO L443 ceAbstractionStarter]: For program point L439-2(lines 439 464) no Hoare annotation was computed. [2019-10-15 03:21:32,377 INFO L443 ceAbstractionStarter]: For program point L465(lines 438 466) no Hoare annotation was computed. [2019-10-15 03:21:32,377 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 413 472) no Hoare annotation was computed. [2019-10-15 03:21:32,377 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-15 03:21:32,377 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 413 472) no Hoare annotation was computed. [2019-10-15 03:21:32,377 INFO L443 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2019-10-15 03:21:32,378 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 692 698) the Hoare annotation is: true [2019-10-15 03:21:32,378 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 692 698) no Hoare annotation was computed. [2019-10-15 03:21:32,378 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 699 707) no Hoare annotation was computed. [2019-10-15 03:21:32,378 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 699 707) the Hoare annotation is: true [2019-10-15 03:21:32,378 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 806 830) the Hoare annotation is: true [2019-10-15 03:21:32,379 INFO L439 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,379 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 806 830) no Hoare annotation was computed. [2019-10-15 03:21:32,379 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 824) no Hoare annotation was computed. [2019-10-15 03:21:32,380 INFO L439 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,380 INFO L443 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2019-10-15 03:21:32,380 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 827) no Hoare annotation was computed. [2019-10-15 03:21:32,381 INFO L443 ceAbstractionStarter]: For program point L814-1(lines 806 830) no Hoare annotation was computed. [2019-10-15 03:21:32,381 INFO L446 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2019-10-15 03:21:32,383 INFO L443 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2019-10-15 03:21:32,384 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 781 803) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,384 INFO L439 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0))) [2019-10-15 03:21:32,384 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 781 803) no Hoare annotation was computed. [2019-10-15 03:21:32,384 INFO L439 ceAbstractionStarter]: At program point L793-1(line 793) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0))) [2019-10-15 03:21:32,384 INFO L443 ceAbstractionStarter]: For program point L791(lines 791 798) no Hoare annotation was computed. [2019-10-15 03:21:32,384 INFO L443 ceAbstractionStarter]: For program point L791-1(lines 791 798) no Hoare annotation was computed. [2019-10-15 03:21:32,385 INFO L443 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2019-10-15 03:21:32,385 INFO L439 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,385 INFO L439 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,385 INFO L439 ceAbstractionStarter]: At program point L787-1(line 787) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,385 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 740 763) no Hoare annotation was computed. [2019-10-15 03:21:32,386 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 740 763) no Hoare annotation was computed. [2019-10-15 03:21:32,386 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 740 763) no Hoare annotation was computed. [2019-10-15 03:21:32,386 INFO L443 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2019-10-15 03:21:32,390 INFO L443 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L756(line 756) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L755(line 755) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L754(line 754) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L751(line 751) no Hoare annotation was computed. [2019-10-15 03:21:32,391 INFO L443 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L443 ceAbstractionStarter]: For program point L749(line 749) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L443 ceAbstractionStarter]: For program point L747(line 747) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L443 ceAbstractionStarter]: For program point L746(line 746) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L443 ceAbstractionStarter]: For program point L745(line 745) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2019-10-15 03:21:32,392 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2019-10-15 03:21:32,393 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2019-10-15 03:21:32,393 INFO L446 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2019-10-15 03:21:32,393 INFO L443 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2019-10-15 03:21:32,393 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2019-10-15 03:21:32,393 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-15 03:21:32,393 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-15 03:21:32,393 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 172 207) no Hoare annotation was computed. [2019-10-15 03:21:32,393 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 172 207) no Hoare annotation was computed. [2019-10-15 03:21:32,394 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 685 691) no Hoare annotation was computed. [2019-10-15 03:21:32,394 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 685 691) the Hoare annotation is: true [2019-10-15 03:21:32,394 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 311 356) no Hoare annotation was computed. [2019-10-15 03:21:32,394 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 311 356) no Hoare annotation was computed. [2019-10-15 03:21:32,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 624 669) no Hoare annotation was computed. [2019-10-15 03:21:32,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 624 669) no Hoare annotation was computed. [2019-10-15 03:21:32,394 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 771 780) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,395 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 771 780) no Hoare annotation was computed. [2019-10-15 03:21:32,395 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 771 780) no Hoare annotation was computed. [2019-10-15 03:21:32,395 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2019-10-15 03:21:32,395 INFO L446 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2019-10-15 03:21:32,395 INFO L443 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2019-10-15 03:21:32,395 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2019-10-15 03:21:32,396 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: true [2019-10-15 03:21:32,396 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2019-10-15 03:21:32,396 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2019-10-15 03:21:32,396 INFO L439 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,396 INFO L439 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,396 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-10-15 03:21:32,396 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2019-10-15 03:21:32,397 INFO L439 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,397 INFO L443 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2019-10-15 03:21:32,397 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-15 03:21:32,397 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-10-15 03:21:32,397 INFO L439 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-15 03:21:32,397 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2019-10-15 03:21:32,398 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2019-10-15 03:21:32,398 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,398 INFO L439 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,398 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2019-10-15 03:21:32,398 INFO L439 ceAbstractionStarter]: At program point L277-2(lines 271 282) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:32,398 INFO L443 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2019-10-15 03:21:32,399 INFO L439 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:32,399 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2019-10-15 03:21:32,399 INFO L443 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2019-10-15 03:21:32,399 INFO L439 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:32,399 INFO L439 ceAbstractionStarter]: At program point L284(lines 241 286) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:32,399 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-10-15 03:21:32,400 INFO L443 ceAbstractionStarter]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2019-10-15 03:21:32,400 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2019-10-15 03:21:32,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 578 623) no Hoare annotation was computed. [2019-10-15 03:21:32,400 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 578 623) no Hoare annotation was computed. [2019-10-15 03:21:32,400 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 911 919) the Hoare annotation is: true [2019-10-15 03:21:32,400 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 911 919) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 879 901) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 879 901) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point L545(lines 523 546) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 475 577) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 520) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point L525(lines 524 544) no Hoare annotation was computed. [2019-10-15 03:21:32,401 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-15 03:21:32,402 INFO L443 ceAbstractionStarter]: For program point L556-1(line 556) no Hoare annotation was computed. [2019-10-15 03:21:32,402 INFO L443 ceAbstractionStarter]: For program point L521(lines 521 562) no Hoare annotation was computed. [2019-10-15 03:21:32,402 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 475 577) no Hoare annotation was computed. [2019-10-15 03:21:32,402 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-10-15 03:21:32,402 INFO L443 ceAbstractionStarter]: For program point L540-1(line 540) no Hoare annotation was computed. [2019-10-15 03:21:32,402 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 503) no Hoare annotation was computed. [2019-10-15 03:21:32,403 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 475 577) no Hoare annotation was computed. [2019-10-15 03:21:32,403 INFO L443 ceAbstractionStarter]: For program point L524-2(lines 524 544) no Hoare annotation was computed. [2019-10-15 03:21:32,403 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 675 684) no Hoare annotation was computed. [2019-10-15 03:21:32,403 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 675 684) no Hoare annotation was computed. [2019-10-15 03:21:32,403 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:21:32,403 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:32,403 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 136 143) no Hoare annotation was computed. [2019-10-15 03:21:32,404 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 136 143) no Hoare annotation was computed. [2019-10-15 03:21:32,404 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 902 910) the Hoare annotation is: true [2019-10-15 03:21:32,404 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 902 910) no Hoare annotation was computed. [2019-10-15 03:21:32,404 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 858 869) the Hoare annotation is: true [2019-10-15 03:21:32,404 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 858 869) no Hoare annotation was computed. [2019-10-15 03:21:32,404 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:32,405 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:21:32,405 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 870 878) the Hoare annotation is: true [2019-10-15 03:21:32,405 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 870 878) no Hoare annotation was computed. [2019-10-15 03:21:32,405 INFO L439 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:32,405 INFO L439 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,405 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2019-10-15 03:21:32,406 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:32,406 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2019-10-15 03:21:32,406 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2019-10-15 03:21:32,406 INFO L439 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:32,406 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 710 739) no Hoare annotation was computed. [2019-10-15 03:21:32,407 INFO L446 ceAbstractionStarter]: At program point L735(lines 710 739) the Hoare annotation is: true [2019-10-15 03:21:32,407 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 710 739) the Hoare annotation is: true [2019-10-15 03:21:32,407 INFO L443 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2019-10-15 03:21:32,407 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2019-10-15 03:21:32,407 INFO L446 ceAbstractionStarter]: At program point L724-1(lines 724 728) the Hoare annotation is: true [2019-10-15 03:21:32,407 INFO L446 ceAbstractionStarter]: At program point L720-2(lines 720 734) the Hoare annotation is: true [2019-10-15 03:21:32,407 INFO L446 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2019-10-15 03:21:32,408 INFO L443 ceAbstractionStarter]: For program point L716-1(line 716) no Hoare annotation was computed. [2019-10-15 03:21:32,408 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 834 845) the Hoare annotation is: true [2019-10-15 03:21:32,408 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 834 845) no Hoare annotation was computed. [2019-10-15 03:21:32,408 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 764 770) no Hoare annotation was computed. [2019-10-15 03:21:32,408 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 764 770) the Hoare annotation is: true [2019-10-15 03:21:32,408 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:32,408 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-15 03:21:32,409 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:21:32,409 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:21:32,409 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 846 857) no Hoare annotation was computed. [2019-10-15 03:21:32,409 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 846 857) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:32,409 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 296 303) the Hoare annotation is: true [2019-10-15 03:21:32,409 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 300) no Hoare annotation was computed. [2019-10-15 03:21:32,410 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 296 303) no Hoare annotation was computed. [2019-10-15 03:21:32,410 INFO L439 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,410 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2019-10-15 03:21:32,413 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-10-15 03:21:32,413 INFO L439 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,413 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 85 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-15 03:21:32,413 INFO L443 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2019-10-15 03:21:32,413 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-10-15 03:21:32,414 INFO L439 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-15 03:21:32,414 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2019-10-15 03:21:32,414 INFO L439 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:32,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:21:32 BoogieIcfgContainer [2019-10-15 03:21:32,433 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:21:32,436 INFO L168 Benchmark]: Toolchain (without parser) took 7257.31 ms. Allocated memory was 137.9 MB in the beginning and 295.2 MB in the end (delta: 157.3 MB). Free memory was 101.2 MB in the beginning and 90.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 167.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:32,437 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 03:21:32,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.05 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.2 MB in the beginning and 170.0 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:32,439 INFO L168 Benchmark]: Boogie Preprocessor took 123.98 ms. Allocated memory is still 202.4 MB. Free memory was 170.0 MB in the beginning and 166.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:32,440 INFO L168 Benchmark]: RCFGBuilder took 1803.03 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 166.0 MB in the beginning and 150.6 MB in the end (delta: 15.4 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:32,441 INFO L168 Benchmark]: TraceAbstraction took 4661.68 ms. Allocated memory was 233.8 MB in the beginning and 295.2 MB in the end (delta: 61.3 MB). Free memory was 150.6 MB in the beginning and 90.7 MB in the end (delta: 59.9 MB). Peak memory consumption was 121.3 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:32,446 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 is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.05 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.2 MB in the beginning and 170.0 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.98 ms. Allocated memory is still 202.4 MB. Free memory was 170.0 MB in the beginning and 166.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1803.03 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 166.0 MB in the beginning and 150.6 MB in the end (delta: 15.4 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4661.68 ms. Allocated memory was 233.8 MB in the beginning and 295.2 MB in the end (delta: 61.3 MB). Free memory was 150.6 MB in the beginning and 90.7 MB in the end (delta: 59.9 MB). Peak memory consumption was 121.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 300]: 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: 241]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || (0 == splverifierCounter && pumpRunning == 0) - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 176 locations, 1 error locations. Result: SAFE, OverallTime: 4.5s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 605 SDtfs, 352 SDslu, 1223 SDs, 0 SdLazy, 459 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 373 PreInvPairs, 391 NumberOfFragments, 578 HoareAnnotationTreeSize, 373 FomulaSimplifications, 119 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 984 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 443 NumberOfCodeBlocks, 443 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 532 ConstructedInterpolants, 0 QuantifiedInterpolants, 69215 SizeOfPredicates, 2 NumberOfNonLiveVariables, 754 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 92/96 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...