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_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:44,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:44,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:44,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:44,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:44,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:44,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:44,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:44,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:44,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:44,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:44,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:44,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:44,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:44,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:44,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:44,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:44,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:44,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:44,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:44,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:44,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:44,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:44,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:44,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:44,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:44,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:44,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:44,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:44,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:44,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:44,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:44,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:44,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:44,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:44,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:44,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:44,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:44,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:44,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:44,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:44,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 23:16:44,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:44,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:44,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:44,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:44,117 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:44,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:44,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:44,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:44,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:44,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:44,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:44,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:44,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:44,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:44,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:44,119 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:44,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:44,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:44,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:44,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:44,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:44,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:44,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:44,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:44,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:44,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:44,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:44,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:44,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:16:44,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:44,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:44,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:44,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:44,470 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:44,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2019-10-13 23:16:44,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6a878c1/1a7f31a40d5a442dbc87194ffafd4634/FLAGc79fd8b03 [2019-10-13 23:16:45,050 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:45,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2019-10-13 23:16:45,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6a878c1/1a7f31a40d5a442dbc87194ffafd4634/FLAGc79fd8b03 [2019-10-13 23:16:45,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d6a878c1/1a7f31a40d5a442dbc87194ffafd4634 [2019-10-13 23:16:45,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:45,357 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:45,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:45,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:45,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:45,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:45" (1/1) ... [2019-10-13 23:16:45,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191613fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:45, skipping insertion in model container [2019-10-13 23:16:45,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:45" (1/1) ... [2019-10-13 23:16:45,372 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:45,422 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:45,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:45,923 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:46,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:46,041 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:46,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46 WrapperNode [2019-10-13 23:16:46,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:46,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:46,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:46,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:46,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... [2019-10-13 23:16:46,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:46,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:46,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:46,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:46,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:16:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:16:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:16:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:16:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:16:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:16:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:16:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:16:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:16:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 23:16:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:47,851 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:47,852 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:47,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:47 BoogieIcfgContainer [2019-10-13 23:16:47,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:47,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:47,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:47,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:47,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:45" (1/3) ... [2019-10-13 23:16:47,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469667b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:47, skipping insertion in model container [2019-10-13 23:16:47,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:46" (2/3) ... [2019-10-13 23:16:47,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@469667b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:47, skipping insertion in model container [2019-10-13 23:16:47,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:47" (3/3) ... [2019-10-13 23:16:47,872 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product22.cil.c [2019-10-13 23:16:47,885 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:47,897 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:47,911 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:47,953 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:47,953 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:47,954 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:47,954 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:47,954 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:47,955 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:47,955 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:47,955 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2019-10-13 23:16:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:16:48,007 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:48,008 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] [2019-10-13 23:16:48,012 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:48,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:48,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1750909869, now seen corresponding path program 1 times [2019-10-13 23:16:48,029 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:48,031 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003765421] [2019-10-13 23:16:48,031 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:48,032 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:48,032 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:48,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:48,423 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003765421] [2019-10-13 23:16:48,424 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:48,424 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:48,425 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470925261] [2019-10-13 23:16:48,429 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:48,429 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:48,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:48,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:48,444 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2019-10-13 23:16:48,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:48,479 INFO L93 Difference]: Finished difference Result 215 states and 260 transitions. [2019-10-13 23:16:48,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:48,481 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:16:48,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:48,495 INFO L225 Difference]: With dead ends: 215 [2019-10-13 23:16:48,495 INFO L226 Difference]: Without dead ends: 108 [2019-10-13 23:16:48,500 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:48,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-10-13 23:16:48,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2019-10-13 23:16:48,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-10-13 23:16:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 124 transitions. [2019-10-13 23:16:48,559 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 124 transitions. Word has length 42 [2019-10-13 23:16:48,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:48,560 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 124 transitions. [2019-10-13 23:16:48,560 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2019-10-13 23:16:48,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:16:48,564 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:48,565 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] [2019-10-13 23:16:48,565 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:48,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:48,566 INFO L82 PathProgramCache]: Analyzing trace with hash 2093643948, now seen corresponding path program 1 times [2019-10-13 23:16:48,566 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:48,566 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083907028] [2019-10-13 23:16:48,566 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:48,567 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:48,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:48,708 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083907028] [2019-10-13 23:16:48,708 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:48,708 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:48,709 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388246885] [2019-10-13 23:16:48,710 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:48,711 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:48,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:48,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:48,712 INFO L87 Difference]: Start difference. First operand 108 states and 124 transitions. Second operand 3 states. [2019-10-13 23:16:48,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:48,734 INFO L93 Difference]: Finished difference Result 169 states and 194 transitions. [2019-10-13 23:16:48,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:48,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:16:48,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:48,737 INFO L225 Difference]: With dead ends: 169 [2019-10-13 23:16:48,737 INFO L226 Difference]: Without dead ends: 100 [2019-10-13 23:16:48,739 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:48,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-10-13 23:16:48,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2019-10-13 23:16:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-10-13 23:16:48,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 113 transitions. [2019-10-13 23:16:48,754 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 113 transitions. Word has length 43 [2019-10-13 23:16:48,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:48,755 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 113 transitions. [2019-10-13 23:16:48,755 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2019-10-13 23:16:48,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:16:48,758 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:48,758 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:48,758 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:48,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:48,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1854267891, now seen corresponding path program 1 times [2019-10-13 23:16:48,759 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:48,759 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757253751] [2019-10-13 23:16:48,760 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:48,760 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:48,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:48,931 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757253751] [2019-10-13 23:16:48,932 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:48,933 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:48,934 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118823036] [2019-10-13 23:16:48,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:48,935 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:48,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:48,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:48,937 INFO L87 Difference]: Start difference. First operand 100 states and 113 transitions. Second operand 7 states. [2019-10-13 23:16:49,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:49,326 INFO L93 Difference]: Finished difference Result 178 states and 205 transitions. [2019-10-13 23:16:49,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:49,326 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-13 23:16:49,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:49,330 INFO L225 Difference]: With dead ends: 178 [2019-10-13 23:16:49,330 INFO L226 Difference]: Without dead ends: 100 [2019-10-13 23:16:49,333 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:49,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-10-13 23:16:49,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2019-10-13 23:16:49,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-10-13 23:16:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 112 transitions. [2019-10-13 23:16:49,347 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 112 transitions. Word has length 46 [2019-10-13 23:16:49,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:49,348 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 112 transitions. [2019-10-13 23:16:49,348 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 112 transitions. [2019-10-13 23:16:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 23:16:49,350 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:49,351 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] [2019-10-13 23:16:49,351 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:49,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:49,351 INFO L82 PathProgramCache]: Analyzing trace with hash 2080836931, now seen corresponding path program 1 times [2019-10-13 23:16:49,352 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:49,352 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121088084] [2019-10-13 23:16:49,352 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:49,352 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:49,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:49,542 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121088084] [2019-10-13 23:16:49,542 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:49,543 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:49,543 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719133380] [2019-10-13 23:16:49,543 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:49,544 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:49,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:49,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:49,544 INFO L87 Difference]: Start difference. First operand 100 states and 112 transitions. Second operand 10 states. [2019-10-13 23:16:50,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:50,114 INFO L93 Difference]: Finished difference Result 317 states and 374 transitions. [2019-10-13 23:16:50,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:16:50,115 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2019-10-13 23:16:50,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:50,120 INFO L225 Difference]: With dead ends: 317 [2019-10-13 23:16:50,120 INFO L226 Difference]: Without dead ends: 239 [2019-10-13 23:16:50,121 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 23:16:50,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2019-10-13 23:16:50,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 231. [2019-10-13 23:16:50,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2019-10-13 23:16:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 267 transitions. [2019-10-13 23:16:50,175 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 267 transitions. Word has length 59 [2019-10-13 23:16:50,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:50,175 INFO L462 AbstractCegarLoop]: Abstraction has 231 states and 267 transitions. [2019-10-13 23:16:50,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 267 transitions. [2019-10-13 23:16:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-13 23:16:50,182 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:50,183 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:50,183 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:50,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:50,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1495159023, now seen corresponding path program 1 times [2019-10-13 23:16:50,184 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:50,184 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251096210] [2019-10-13 23:16:50,184 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:50,184 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:50,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:50,302 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251096210] [2019-10-13 23:16:50,302 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:50,303 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:50,303 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888951315] [2019-10-13 23:16:50,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:50,304 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:50,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:50,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:50,306 INFO L87 Difference]: Start difference. First operand 231 states and 267 transitions. Second operand 3 states. [2019-10-13 23:16:50,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:50,332 INFO L93 Difference]: Finished difference Result 365 states and 431 transitions. [2019-10-13 23:16:50,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:50,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2019-10-13 23:16:50,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:50,337 INFO L225 Difference]: With dead ends: 365 [2019-10-13 23:16:50,337 INFO L226 Difference]: Without dead ends: 156 [2019-10-13 23:16:50,341 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 [2019-10-13 23:16:50,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-10-13 23:16:50,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2019-10-13 23:16:50,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-10-13 23:16:50,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 166 transitions. [2019-10-13 23:16:50,365 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 166 transitions. Word has length 65 [2019-10-13 23:16:50,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:50,367 INFO L462 AbstractCegarLoop]: Abstraction has 156 states and 166 transitions. [2019-10-13 23:16:50,367 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:50,367 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 166 transitions. [2019-10-13 23:16:50,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-10-13 23:16:50,374 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:50,377 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:50,377 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:50,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:50,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1170903721, now seen corresponding path program 1 times [2019-10-13 23:16:50,378 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:50,378 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253950855] [2019-10-13 23:16:50,378 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:50,378 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:50,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:50,495 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-13 23:16:50,496 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253950855] [2019-10-13 23:16:50,496 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557679523] [2019-10-13 23:16:50,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:50,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 23:16:50,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-13 23:16:50,782 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:50,980 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-13 23:16:50,981 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:16:50,981 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [7] total 9 [2019-10-13 23:16:50,981 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470902491] [2019-10-13 23:16:50,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:50,982 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:50,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:50,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:16:50,983 INFO L87 Difference]: Start difference. First operand 156 states and 166 transitions. Second operand 7 states. [2019-10-13 23:16:51,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:51,132 INFO L93 Difference]: Finished difference Result 158 states and 168 transitions. [2019-10-13 23:16:51,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:51,133 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 99 [2019-10-13 23:16:51,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:51,134 INFO L225 Difference]: With dead ends: 158 [2019-10-13 23:16:51,134 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:51,135 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:16:51,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:51,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:51,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:51,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:51,137 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 99 [2019-10-13 23:16:51,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:51,137 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:51,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:51,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:51,342 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:51,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:52,229 INFO L443 ceAbstractionStarter]: For program point L643-2(lines 643 664) no Hoare annotation was computed. [2019-10-13 23:16:52,230 INFO L443 ceAbstractionStarter]: For program point L665(lines 642 666) no Hoare annotation was computed. [2019-10-13 23:16:52,230 INFO L443 ceAbstractionStarter]: For program point L649(lines 649 653) no Hoare annotation was computed. [2019-10-13 23:16:52,230 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 618 673) no Hoare annotation was computed. [2019-10-13 23:16:52,230 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 618 673) no Hoare annotation was computed. [2019-10-13 23:16:52,230 INFO L443 ceAbstractionStarter]: For program point L700-2(lines 700 725) no Hoare annotation was computed. [2019-10-13 23:16:52,230 INFO L443 ceAbstractionStarter]: For program point L726(lines 699 727) no Hoare annotation was computed. [2019-10-13 23:16:52,231 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 674 733) no Hoare annotation was computed. [2019-10-13 23:16:52,231 INFO L443 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2019-10-13 23:16:52,231 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 674 733) no Hoare annotation was computed. [2019-10-13 23:16:52,231 INFO L443 ceAbstractionStarter]: For program point L719-1(line 719) no Hoare annotation was computed. [2019-10-13 23:16:52,231 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 674 733) no Hoare annotation was computed. [2019-10-13 23:16:52,232 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-10-13 23:16:52,232 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 157 163) the Hoare annotation is: true [2019-10-13 23:16:52,232 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 157 163) no Hoare annotation was computed. [2019-10-13 23:16:52,232 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-13 23:16:52,233 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 164 172) the Hoare annotation is: true [2019-10-13 23:16:52,233 INFO L443 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2019-10-13 23:16:52,233 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 540 564) the Hoare annotation is: true [2019-10-13 23:16:52,233 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 540 564) no Hoare annotation was computed. [2019-10-13 23:16:52,233 INFO L439 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,234 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 558) no Hoare annotation was computed. [2019-10-13 23:16:52,234 INFO L439 ceAbstractionStarter]: At program point L550(line 550) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,235 INFO L443 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2019-10-13 23:16:52,235 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 561) no Hoare annotation was computed. [2019-10-13 23:16:52,235 INFO L443 ceAbstractionStarter]: For program point L548-1(lines 540 564) no Hoare annotation was computed. [2019-10-13 23:16:52,255 INFO L446 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: true [2019-10-13 23:16:52,255 INFO L439 ceAbstractionStarter]: At program point L513(line 513) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,256 INFO L439 ceAbstractionStarter]: At program point L513-1(line 513) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,257 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 507 529) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,257 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 507 529) no Hoare annotation was computed. [2019-10-13 23:16:52,257 INFO L439 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,263 INFO L439 ceAbstractionStarter]: At program point L519-1(line 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,263 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 524) no Hoare annotation was computed. [2019-10-13 23:16:52,264 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 517 524) no Hoare annotation was computed. [2019-10-13 23:16:52,264 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-13 23:16:52,264 INFO L439 ceAbstractionStarter]: At program point L514(line 514) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,264 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 23:16:52,264 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-10-13 23:16:52,265 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 466 489) no Hoare annotation was computed. [2019-10-13 23:16:52,265 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 23:16:52,265 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 23:16:52,265 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-10-13 23:16:52,265 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 466 489) no Hoare annotation was computed. [2019-10-13 23:16:52,265 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 466 489) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point L474(line 474) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2019-10-13 23:16:52,266 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 23:16:52,267 INFO L443 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2019-10-13 23:16:52,267 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 23:16:52,267 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 294 302) no Hoare annotation was computed. [2019-10-13 23:16:52,267 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 294 302) the Hoare annotation is: true [2019-10-13 23:16:52,267 INFO L446 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2019-10-13 23:16:52,267 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point L333(line 333) no Hoare annotation was computed. [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point L333-1(line 333) no Hoare annotation was computed. [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 303 338) no Hoare annotation was computed. [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 303 338) no Hoare annotation was computed. [2019-10-13 23:16:52,268 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 150 156) no Hoare annotation was computed. [2019-10-13 23:16:52,269 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 150 156) the Hoare annotation is: true [2019-10-13 23:16:52,269 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 572 617) no Hoare annotation was computed. [2019-10-13 23:16:52,269 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 572 617) no Hoare annotation was computed. [2019-10-13 23:16:52,269 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 885 930) no Hoare annotation was computed. [2019-10-13 23:16:52,269 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 885 930) no Hoare annotation was computed. [2019-10-13 23:16:52,269 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 497 506) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,269 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 497 506) no Hoare annotation was computed. [2019-10-13 23:16:52,270 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 497 506) no Hoare annotation was computed. [2019-10-13 23:16:52,270 INFO L446 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: true [2019-10-13 23:16:52,270 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 283 293) the Hoare annotation is: true [2019-10-13 23:16:52,274 INFO L443 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2019-10-13 23:16:52,274 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 283 293) no Hoare annotation was computed. [2019-10-13 23:16:52,275 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 275 282) the Hoare annotation is: true [2019-10-13 23:16:52,275 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 275 282) no Hoare annotation was computed. [2019-10-13 23:16:52,275 INFO L439 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,275 INFO L439 ceAbstractionStarter]: At program point L252(line 252) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,275 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 258) no Hoare annotation was computed. [2019-10-13 23:16:52,275 INFO L439 ceAbstractionStarter]: At program point L248(line 248) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,275 INFO L443 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2019-10-13 23:16:52,276 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 242 266) no Hoare annotation was computed. [2019-10-13 23:16:52,276 INFO L443 ceAbstractionStarter]: For program point L246(lines 246 263) no Hoare annotation was computed. [2019-10-13 23:16:52,276 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 242 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:52,276 INFO L439 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:52,278 INFO L443 ceAbstractionStarter]: For program point L261-1(lines 242 266) no Hoare annotation was computed. [2019-10-13 23:16:52,280 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 208 214) no Hoare annotation was computed. [2019-10-13 23:16:52,281 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 208 214) the Hoare annotation is: true [2019-10-13 23:16:52,281 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 368 433) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,281 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 368 433) no Hoare annotation was computed. [2019-10-13 23:16:52,281 INFO L439 ceAbstractionStarter]: At program point L426(lines 377 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,281 INFO L439 ceAbstractionStarter]: At program point L416-2(lines 408 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:52,281 INFO L443 ceAbstractionStarter]: For program point L379(lines 378 425) no Hoare annotation was computed. [2019-10-13 23:16:52,282 INFO L439 ceAbstractionStarter]: At program point L410(line 410) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:52,282 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 421) no Hoare annotation was computed. [2019-10-13 23:16:52,282 INFO L439 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:52,282 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2019-10-13 23:16:52,282 INFO L443 ceAbstractionStarter]: For program point L398-1(lines 398 404) no Hoare annotation was computed. [2019-10-13 23:16:52,282 INFO L439 ceAbstractionStarter]: At program point L423(lines 378 425) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:52,283 INFO L439 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:52,283 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 394) no Hoare annotation was computed. [2019-10-13 23:16:52,283 INFO L443 ceAbstractionStarter]: For program point L388-1(lines 388 394) no Hoare annotation was computed. [2019-10-13 23:16:52,283 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 368 433) no Hoare annotation was computed. [2019-10-13 23:16:52,283 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 839 884) no Hoare annotation was computed. [2019-10-13 23:16:52,283 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 839 884) no Hoare annotation was computed. [2019-10-13 23:16:52,283 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2019-10-13 23:16:52,283 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 140 149) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 140 149) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point L801-1(line 801) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 736 838) no Hoare annotation was computed. [2019-10-13 23:16:52,284 INFO L443 ceAbstractionStarter]: For program point L760(lines 760 764) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point L785-2(lines 785 805) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point L806(lines 784 807) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 736 838) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point L765(lines 765 781) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point L786(lines 785 805) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 736 838) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-13 23:16:52,285 INFO L443 ceAbstractionStarter]: For program point L817-1(line 817) no Hoare annotation was computed. [2019-10-13 23:16:52,286 INFO L443 ceAbstractionStarter]: For program point L782(lines 782 823) no Hoare annotation was computed. [2019-10-13 23:16:52,286 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:52,286 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:52,286 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 267 274) no Hoare annotation was computed. [2019-10-13 23:16:52,286 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 267 274) no Hoare annotation was computed. [2019-10-13 23:16:52,286 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-10-13 23:16:52,286 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-13 23:16:52,286 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2019-10-13 23:16:52,287 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-13 23:16:52,287 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:52,287 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:52,287 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-13 23:16:52,287 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-13 23:16:52,287 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,287 INFO L443 ceAbstractionStarter]: For program point L188(lines 187 206) no Hoare annotation was computed. [2019-10-13 23:16:52,288 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 184 207) 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))))) [2019-10-13 23:16:52,288 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 184 207) no Hoare annotation was computed. [2019-10-13 23:16:52,288 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 184 207) no Hoare annotation was computed. [2019-10-13 23:16:52,288 INFO L439 ceAbstractionStarter]: At program point L197(line 197) 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))))) [2019-10-13 23:16:52,288 INFO L439 ceAbstractionStarter]: At program point L195(lines 195 201) 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))))) [2019-10-13 23:16:52,288 INFO L446 ceAbstractionStarter]: At program point L450-1(lines 450 454) the Hoare annotation is: true [2019-10-13 23:16:52,289 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 436 465) no Hoare annotation was computed. [2019-10-13 23:16:52,289 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 436 465) the Hoare annotation is: true [2019-10-13 23:16:52,289 INFO L446 ceAbstractionStarter]: At program point L446-2(lines 446 460) the Hoare annotation is: true [2019-10-13 23:16:52,289 INFO L446 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: true [2019-10-13 23:16:52,289 INFO L443 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2019-10-13 23:16:52,289 INFO L446 ceAbstractionStarter]: At program point L461(lines 436 465) the Hoare annotation is: true [2019-10-13 23:16:52,289 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 23:16:52,290 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 454) no Hoare annotation was computed. [2019-10-13 23:16:52,290 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-13 23:16:52,290 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-13 23:16:52,290 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 490 496) no Hoare annotation was computed. [2019-10-13 23:16:52,290 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 490 496) the Hoare annotation is: true [2019-10-13 23:16:52,290 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:52,290 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 23:16:52,290 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:52,291 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:52,291 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 358 365) no Hoare annotation was computed. [2019-10-13 23:16:52,291 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 358 365) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-13 23:16:52,292 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-13 23:16:52,295 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:52,295 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2019-10-13 23:16:52,296 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 531 538) the Hoare annotation is: true [2019-10-13 23:16:52,296 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 531 538) no Hoare annotation was computed. [2019-10-13 23:16:52,296 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2019-10-13 23:16:52,296 INFO L439 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,296 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 216 240) no Hoare annotation was computed. [2019-10-13 23:16:52,296 INFO L443 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2019-10-13 23:16:52,296 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 237) no Hoare annotation was computed. [2019-10-13 23:16:52,296 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 216 240) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:52,297 INFO L439 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:52,297 INFO L443 ceAbstractionStarter]: For program point L235-1(lines 216 240) no Hoare annotation was computed. [2019-10-13 23:16:52,297 INFO L439 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,297 INFO L439 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:52,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:52 BoogieIcfgContainer [2019-10-13 23:16:52,321 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:52,324 INFO L168 Benchmark]: Toolchain (without parser) took 6965.92 ms. Allocated memory was 137.9 MB in the beginning and 292.0 MB in the end (delta: 154.1 MB). Free memory was 102.6 MB in the beginning and 247.8 MB in the end (delta: -145.2 MB). Peak memory consumption was 169.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:52,325 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:16:52,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.07 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 169.9 MB in the end (delta: -67.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:52,327 INFO L168 Benchmark]: Boogie Preprocessor took 104.32 ms. Allocated memory is still 202.4 MB. Free memory was 169.9 MB in the beginning and 165.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:52,328 INFO L168 Benchmark]: RCFGBuilder took 1710.94 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 165.8 MB in the beginning and 151.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:52,329 INFO L168 Benchmark]: TraceAbstraction took 4462.15 ms. Allocated memory was 234.9 MB in the beginning and 292.0 MB in the end (delta: 57.1 MB). Free memory was 151.7 MB in the beginning and 247.8 MB in the end (delta: -96.1 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:52,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.07 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 102.3 MB in the beginning and 169.9 MB in the end (delta: -67.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.32 ms. Allocated memory is still 202.4 MB. Free memory was 169.9 MB in the beginning and 165.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1710.94 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 165.8 MB in the beginning and 151.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4462.15 ms. Allocated memory was 234.9 MB in the beginning and 292.0 MB in the end (delta: 57.1 MB). Free memory was 151.7 MB in the beginning and 247.8 MB in the end (delta: -96.1 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 535]: 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: 377]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 180 locations, 1 error locations. Result: SAFE, OverallTime: 4.3s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 637 SDtfs, 375 SDslu, 1289 SDs, 0 SdLazy, 478 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=231occurred 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, 59 LocationsWithAnnotation, 383 PreInvPairs, 404 NumberOfFragments, 649 HoareAnnotationTreeSize, 383 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 59 FomulaSimplificationsInter, 999 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 453 NumberOfCodeBlocks, 453 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 544 ConstructedInterpolants, 0 QuantifiedInterpolants, 72744 SizeOfPredicates, 2 NumberOfNonLiveVariables, 776 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 95/99 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...