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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:40,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:40,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:40,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:40,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:40,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:40,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:40,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:40,111 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:40,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:40,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:40,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:40,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:40,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:40,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:40,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:40,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:40,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:40,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:40,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:40,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:40,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:40,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:40,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:40,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:40,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:40,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:40,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:40,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:40,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:40,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:40,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:40,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:40,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:40,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:40,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:40,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:40,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:40,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:40,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:40,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:40,139 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 23:16:40,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:40,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:40,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:40,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:40,157 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:40,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:40,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:40,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:40,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:40,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:40,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:40,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:40,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:40,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:40,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:40,160 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:40,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:40,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:40,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:40,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:40,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:40,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:40,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:40,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:40,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:40,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:40,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:40,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:40,162 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 23:16:40,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:40,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:40,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:40,463 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:40,463 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:40,464 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-13 23:16:40,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8e22c79/2d6e68a3defd4657b854d16430323a42/FLAG72da9e679 [2019-10-13 23:16:41,033 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:41,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-13 23:16:41,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8e22c79/2d6e68a3defd4657b854d16430323a42/FLAG72da9e679 [2019-10-13 23:16:41,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8e22c79/2d6e68a3defd4657b854d16430323a42 [2019-10-13 23:16:41,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:41,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:41,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:41,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:41,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:41,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:41" (1/1) ... [2019-10-13 23:16:41,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caf3c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:41, skipping insertion in model container [2019-10-13 23:16:41,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:41" (1/1) ... [2019-10-13 23:16:41,378 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:41,434 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:41,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:41,898 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:41,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:42,029 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:42,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42 WrapperNode [2019-10-13 23:16:42,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:42,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:42,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:42,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:42,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:42,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:42,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:42,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:42,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (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 23:16:42,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:42,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:42,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:42,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:42,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:42,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:42,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:42,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:42,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:42,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:42,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 23:16:42,193 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:42,194 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:42,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:42,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:42,197 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:42,197 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:42,197 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:42,197 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:42,197 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:42,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:42,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:42,200 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:42,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:42,201 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:16:42,202 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:42,202 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:42,202 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:42,202 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:42,202 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:42,203 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:42,203 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:42,203 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:42,204 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:42,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:42,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:42,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:43,647 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:43,648 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:43,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:43 BoogieIcfgContainer [2019-10-13 23:16:43,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:43,651 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:43,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:43,654 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:43,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:41" (1/3) ... [2019-10-13 23:16:43,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fcf6ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:43, skipping insertion in model container [2019-10-13 23:16:43,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (2/3) ... [2019-10-13 23:16:43,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fcf6ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:43, skipping insertion in model container [2019-10-13 23:16:43,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:43" (3/3) ... [2019-10-13 23:16:43,657 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2019-10-13 23:16:43,666 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:43,675 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:43,686 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:43,721 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:43,721 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:43,722 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:43,722 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:43,722 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:43,722 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:43,722 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:43,723 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2019-10-13 23:16:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:16:43,761 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:43,762 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 23:16:43,765 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:43,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:43,770 INFO L82 PathProgramCache]: Analyzing trace with hash -883191575, now seen corresponding path program 1 times [2019-10-13 23:16:43,780 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:43,780 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835573148] [2019-10-13 23:16:43,781 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,781 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:43,781 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:44,128 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 23:16:44,129 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835573148] [2019-10-13 23:16:44,130 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:44,131 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:44,131 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786109565] [2019-10-13 23:16:44,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:44,137 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:44,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:44,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:44,157 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2019-10-13 23:16:44,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:44,211 INFO L93 Difference]: Finished difference Result 183 states and 220 transitions. [2019-10-13 23:16:44,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:44,213 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:16:44,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:44,227 INFO L225 Difference]: With dead ends: 183 [2019-10-13 23:16:44,227 INFO L226 Difference]: Without dead ends: 92 [2019-10-13 23:16:44,235 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 23:16:44,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-13 23:16:44,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-10-13 23:16:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-10-13 23:16:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 104 transitions. [2019-10-13 23:16:44,283 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 104 transitions. Word has length 42 [2019-10-13 23:16:44,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:44,283 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 104 transitions. [2019-10-13 23:16:44,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2019-10-13 23:16:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:16:44,287 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:44,287 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 23:16:44,287 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:44,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:44,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1426488602, now seen corresponding path program 1 times [2019-10-13 23:16:44,288 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:44,288 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921574958] [2019-10-13 23:16:44,288 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,288 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:44,388 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 23:16:44,388 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921574958] [2019-10-13 23:16:44,388 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:44,389 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:44,389 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501999767] [2019-10-13 23:16:44,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:44,392 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:44,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:44,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:44,393 INFO L87 Difference]: Start difference. First operand 92 states and 104 transitions. Second operand 3 states. [2019-10-13 23:16:44,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:44,424 INFO L93 Difference]: Finished difference Result 137 states and 154 transitions. [2019-10-13 23:16:44,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:44,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:16:44,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:44,429 INFO L225 Difference]: With dead ends: 137 [2019-10-13 23:16:44,430 INFO L226 Difference]: Without dead ends: 84 [2019-10-13 23:16:44,431 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 23:16:44,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-13 23:16:44,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-13 23:16:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-13 23:16:44,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 93 transitions. [2019-10-13 23:16:44,456 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 93 transitions. Word has length 43 [2019-10-13 23:16:44,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:44,457 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 93 transitions. [2019-10-13 23:16:44,457 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:44,457 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2019-10-13 23:16:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:16:44,461 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:44,461 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 23:16:44,462 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:44,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:44,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1014678952, now seen corresponding path program 1 times [2019-10-13 23:16:44,463 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:44,463 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395408780] [2019-10-13 23:16:44,463 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,464 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,464 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:44,697 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 23:16:44,698 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395408780] [2019-10-13 23:16:44,698 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:44,698 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:44,699 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397937176] [2019-10-13 23:16:44,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:44,700 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:44,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:44,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:44,701 INFO L87 Difference]: Start difference. First operand 84 states and 93 transitions. Second operand 7 states. [2019-10-13 23:16:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:45,004 INFO L93 Difference]: Finished difference Result 146 states and 165 transitions. [2019-10-13 23:16:45,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:45,004 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-13 23:16:45,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:45,006 INFO L225 Difference]: With dead ends: 146 [2019-10-13 23:16:45,006 INFO L226 Difference]: Without dead ends: 84 [2019-10-13 23:16:45,007 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:45,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-13 23:16:45,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-13 23:16:45,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-13 23:16:45,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 92 transitions. [2019-10-13 23:16:45,020 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 92 transitions. Word has length 46 [2019-10-13 23:16:45,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:45,021 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 92 transitions. [2019-10-13 23:16:45,021 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:45,021 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2019-10-13 23:16:45,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-13 23:16:45,026 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:45,026 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] [2019-10-13 23:16:45,027 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:45,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:45,027 INFO L82 PathProgramCache]: Analyzing trace with hash 160418003, now seen corresponding path program 1 times [2019-10-13 23:16:45,027 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:45,028 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901279351] [2019-10-13 23:16:45,028 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,028 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:45,170 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 23:16:45,170 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901279351] [2019-10-13 23:16:45,170 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:45,171 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:45,171 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796729055] [2019-10-13 23:16:45,171 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:45,172 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:45,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:45,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:45,172 INFO L87 Difference]: Start difference. First operand 84 states and 92 transitions. Second operand 10 states. [2019-10-13 23:16:45,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:45,692 INFO L93 Difference]: Finished difference Result 253 states and 294 transitions. [2019-10-13 23:16:45,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:16:45,695 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2019-10-13 23:16:45,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:45,703 INFO L225 Difference]: With dead ends: 253 [2019-10-13 23:16:45,703 INFO L226 Difference]: Without dead ends: 191 [2019-10-13 23:16:45,705 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 23:16:45,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-10-13 23:16:45,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 183. [2019-10-13 23:16:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2019-10-13 23:16:45,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 207 transitions. [2019-10-13 23:16:45,755 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 207 transitions. Word has length 54 [2019-10-13 23:16:45,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:45,756 INFO L462 AbstractCegarLoop]: Abstraction has 183 states and 207 transitions. [2019-10-13 23:16:45,756 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:45,758 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2019-10-13 23:16:45,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 23:16:45,762 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:45,762 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:45,766 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:45,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:45,767 INFO L82 PathProgramCache]: Analyzing trace with hash -223743297, now seen corresponding path program 1 times [2019-10-13 23:16:45,767 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:45,767 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331698043] [2019-10-13 23:16:45,767 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,767 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:45,884 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 23:16:45,885 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331698043] [2019-10-13 23:16:45,885 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:45,885 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:45,885 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350363876] [2019-10-13 23:16:45,886 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:45,886 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:45,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:45,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:45,887 INFO L87 Difference]: Start difference. First operand 183 states and 207 transitions. Second operand 3 states. [2019-10-13 23:16:45,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:45,903 INFO L93 Difference]: Finished difference Result 302 states and 350 transitions. [2019-10-13 23:16:45,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:45,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-10-13 23:16:45,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:45,906 INFO L225 Difference]: With dead ends: 302 [2019-10-13 23:16:45,906 INFO L226 Difference]: Without dead ends: 141 [2019-10-13 23:16:45,912 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 23:16:45,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-10-13 23:16:45,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-10-13 23:16:45,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-10-13 23:16:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 151 transitions. [2019-10-13 23:16:45,936 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 151 transitions. Word has length 57 [2019-10-13 23:16:45,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:45,936 INFO L462 AbstractCegarLoop]: Abstraction has 141 states and 151 transitions. [2019-10-13 23:16:45,936 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 151 transitions. [2019-10-13 23:16:45,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 23:16:45,938 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:45,939 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:16:45,940 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:45,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:45,940 INFO L82 PathProgramCache]: Analyzing trace with hash 590284886, now seen corresponding path program 1 times [2019-10-13 23:16:45,940 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:45,941 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749928822] [2019-10-13 23:16:45,941 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,941 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,941 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 23:16:46,253 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749928822] [2019-10-13 23:16:46,253 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1861089371] [2019-10-13 23:16:46,254 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 23:16:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:46,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 23:16:46,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-13 23:16:46,571 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:46,745 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-13 23:16:46,746 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:16:46,746 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [15] total 20 [2019-10-13 23:16:46,746 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421917087] [2019-10-13 23:16:46,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:46,749 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:46,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:46,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2019-10-13 23:16:46,750 INFO L87 Difference]: Start difference. First operand 141 states and 151 transitions. Second operand 7 states. [2019-10-13 23:16:46,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:46,946 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2019-10-13 23:16:46,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:46,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2019-10-13 23:16:46,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:46,948 INFO L225 Difference]: With dead ends: 143 [2019-10-13 23:16:46,948 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:46,949 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 181 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2019-10-13 23:16:46,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:46,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:46,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:46,950 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-13 23:16:46,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:46,950 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:46,950 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:46,950 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:46,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:47,154 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:47,160 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:47,813 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 251) no Hoare annotation was computed. [2019-10-13 23:16:47,814 INFO L443 ceAbstractionStarter]: For program point L241-2(lines 241 262) no Hoare annotation was computed. [2019-10-13 23:16:47,814 INFO L443 ceAbstractionStarter]: For program point L263(lines 240 264) no Hoare annotation was computed. [2019-10-13 23:16:47,814 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 216 271) no Hoare annotation was computed. [2019-10-13 23:16:47,814 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 216 271) no Hoare annotation was computed. [2019-10-13 23:16:47,814 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-10-13 23:16:47,814 INFO L443 ceAbstractionStarter]: For program point L317-1(line 317) no Hoare annotation was computed. [2019-10-13 23:16:47,815 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 272 331) no Hoare annotation was computed. [2019-10-13 23:16:47,815 INFO L443 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2019-10-13 23:16:47,815 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 272 331) no Hoare annotation was computed. [2019-10-13 23:16:47,815 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 272 331) no Hoare annotation was computed. [2019-10-13 23:16:47,815 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 323) no Hoare annotation was computed. [2019-10-13 23:16:47,815 INFO L443 ceAbstractionStarter]: For program point L324(lines 297 325) no Hoare annotation was computed. [2019-10-13 23:16:47,816 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 23:16:47,816 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 23:16:47,816 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 23:16:47,816 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 23:16:47,816 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2019-10-13 23:16:47,817 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2019-10-13 23:16:47,817 INFO L439 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:47,817 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 886) no Hoare annotation was computed. [2019-10-13 23:16:47,817 INFO L439 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:47,817 INFO L443 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2019-10-13 23:16:47,817 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 889) no Hoare annotation was computed. [2019-10-13 23:16:47,817 INFO L443 ceAbstractionStarter]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2019-10-13 23:16:47,818 INFO L446 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2019-10-13 23:16:47,818 INFO L443 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2019-10-13 23:16:47,818 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 844 866) 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 23:16:47,818 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2019-10-13 23:16:47,818 INFO L439 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:47,819 INFO L439 ceAbstractionStarter]: At program point L856-1(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:47,819 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 861) no Hoare annotation was computed. [2019-10-13 23:16:47,819 INFO L443 ceAbstractionStarter]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2019-10-13 23:16:47,819 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-13 23:16:47,819 INFO L439 ceAbstractionStarter]: At program point L851(line 851) 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 23:16:47,819 INFO L439 ceAbstractionStarter]: At program point L850(line 850) 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 23:16:47,820 INFO L439 ceAbstractionStarter]: At program point L850-1(line 850) 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 23:16:47,820 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 803 826) no Hoare annotation was computed. [2019-10-13 23:16:47,820 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 803 826) no Hoare annotation was computed. [2019-10-13 23:16:47,820 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 803 826) no Hoare annotation was computed. [2019-10-13 23:16:47,820 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-13 23:16:47,820 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-13 23:16:47,821 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-13 23:16:47,821 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-13 23:16:47,821 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-13 23:16:47,821 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-13 23:16:47,821 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-13 23:16:47,821 INFO L443 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2019-10-13 23:16:47,822 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-13 23:16:47,822 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-13 23:16:47,822 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-13 23:16:47,822 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-13 23:16:47,822 INFO L443 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2019-10-13 23:16:47,822 INFO L443 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2019-10-13 23:16:47,823 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2019-10-13 23:16:47,823 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2019-10-13 23:16:47,823 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 665 672) no Hoare annotation was computed. [2019-10-13 23:16:47,823 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 665 672) no Hoare annotation was computed. [2019-10-13 23:16:47,823 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2019-10-13 23:16:47,823 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2019-10-13 23:16:47,824 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-13 23:16:47,824 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-10-13 23:16:47,824 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 718 753) no Hoare annotation was computed. [2019-10-13 23:16:47,824 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 718 753) no Hoare annotation was computed. [2019-10-13 23:16:47,824 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 23:16:47,824 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 23:16:47,825 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 170 215) no Hoare annotation was computed. [2019-10-13 23:16:47,825 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 170 215) no Hoare annotation was computed. [2019-10-13 23:16:47,825 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 483 528) no Hoare annotation was computed. [2019-10-13 23:16:47,825 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 483 528) no Hoare annotation was computed. [2019-10-13 23:16:47,825 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 834 843) 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 23:16:47,825 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2019-10-13 23:16:47,825 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2019-10-13 23:16:47,826 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2019-10-13 23:16:47,826 INFO L446 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2019-10-13 23:16:47,826 INFO L443 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2019-10-13 23:16:47,826 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2019-10-13 23:16:47,826 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2019-10-13 23:16:47,826 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2019-10-13 23:16:47,827 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2019-10-13 23:16:47,827 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:47,827 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:47,827 INFO L443 ceAbstractionStarter]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2019-10-13 23:16:47,827 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:47,828 INFO L439 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:47,828 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 656) no Hoare annotation was computed. [2019-10-13 23:16:47,828 INFO L439 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:47,828 INFO L443 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2019-10-13 23:16:47,828 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 661) no Hoare annotation was computed. [2019-10-13 23:16:47,828 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 533 598) 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 23:16:47,828 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2019-10-13 23:16:47,829 INFO L439 ceAbstractionStarter]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:47,829 INFO L439 ceAbstractionStarter]: At program point L581-2(lines 573 586) 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 23:16:47,829 INFO L443 ceAbstractionStarter]: For program point L544(lines 543 590) no Hoare annotation was computed. [2019-10-13 23:16:47,829 INFO L439 ceAbstractionStarter]: At program point L575(line 575) 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 23:16:47,829 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 586) no Hoare annotation was computed. [2019-10-13 23:16:47,829 INFO L439 ceAbstractionStarter]: At program point L565(line 565) 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 23:16:47,829 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-10-13 23:16:47,830 INFO L443 ceAbstractionStarter]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2019-10-13 23:16:47,830 INFO L439 ceAbstractionStarter]: At program point L588(lines 543 590) 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 23:16:47,830 INFO L439 ceAbstractionStarter]: At program point L555(line 555) 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 23:16:47,830 INFO L443 ceAbstractionStarter]: For program point L553(lines 553 559) no Hoare annotation was computed. [2019-10-13 23:16:47,830 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2019-10-13 23:16:47,830 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2019-10-13 23:16:47,830 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 437 482) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 437 482) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point L384(lines 383 403) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-13 23:16:47,831 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 334 436) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 421) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 362) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 334 436) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L383-2(lines 383 403) no Hoare annotation was computed. [2019-10-13 23:16:47,832 INFO L443 ceAbstractionStarter]: For program point L404(lines 382 405) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 334 436) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 379) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 673 689) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point L684-1(lines 673 689) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 673 689) no Hoare annotation was computed. [2019-10-13 23:16:47,833 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 686) no Hoare annotation was computed. [2019-10-13 23:16:47,834 INFO L443 ceAbstractionStarter]: For program point L678(line 678) no Hoare annotation was computed. [2019-10-13 23:16:47,834 INFO L443 ceAbstractionStarter]: For program point L678-1(line 678) no Hoare annotation was computed. [2019-10-13 23:16:47,834 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2019-10-13 23:16:47,834 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2019-10-13 23:16:47,834 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2019-10-13 23:16:47,834 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2019-10-13 23:16:47,834 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:47,834 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:47,835 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2019-10-13 23:16:47,835 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2019-10-13 23:16:47,835 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 608 631) 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 23:16:47,835 INFO L439 ceAbstractionStarter]: At program point L621(line 621) 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 23:16:47,835 INFO L439 ceAbstractionStarter]: At program point L619(lines 619 625) 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 23:16:47,835 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2019-10-13 23:16:47,836 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2019-10-13 23:16:47,836 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:47,836 INFO L443 ceAbstractionStarter]: For program point L612(lines 611 630) no Hoare annotation was computed. [2019-10-13 23:16:47,836 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2019-10-13 23:16:47,836 INFO L446 ceAbstractionStarter]: At program point L798(lines 773 802) the Hoare annotation is: true [2019-10-13 23:16:47,836 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2019-10-13 23:16:47,836 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-10-13 23:16:47,836 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2019-10-13 23:16:47,837 INFO L446 ceAbstractionStarter]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2019-10-13 23:16:47,837 INFO L446 ceAbstractionStarter]: At program point L783-2(lines 783 797) the Hoare annotation is: true [2019-10-13 23:16:47,837 INFO L446 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: true [2019-10-13 23:16:47,837 INFO L443 ceAbstractionStarter]: For program point L779-1(line 779) no Hoare annotation was computed. [2019-10-13 23:16:47,837 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2019-10-13 23:16:47,837 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2019-10-13 23:16:47,837 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2019-10-13 23:16:47,837 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2019-10-13 23:16:47,837 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:47,838 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 23:16:47,838 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:47,838 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:47,838 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2019-10-13 23:16:47,838 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-13 23:16:47,838 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2019-10-13 23:16:47,838 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:47,839 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2019-10-13 23:16:47,839 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2019-10-13 23:16:47,839 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2019-10-13 23:16:47,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:47 BoogieIcfgContainer [2019-10-13 23:16:47,853 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:47,855 INFO L168 Benchmark]: Toolchain (without parser) took 6493.72 ms. Allocated memory was 144.2 MB in the beginning and 298.8 MB in the end (delta: 154.7 MB). Free memory was 101.1 MB in the beginning and 109.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 146.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:47,856 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-13 23:16:47,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.71 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 100.9 MB in the beginning and 168.6 MB in the end (delta: -67.7 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:47,858 INFO L168 Benchmark]: Boogie Preprocessor took 88.80 ms. Allocated memory is still 200.8 MB. Free memory was 168.6 MB in the beginning and 164.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:47,859 INFO L168 Benchmark]: RCFGBuilder took 1530.17 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 164.4 MB in the beginning and 153.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 84.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:47,860 INFO L168 Benchmark]: TraceAbstraction took 4202.28 ms. Allocated memory was 232.3 MB in the beginning and 298.8 MB in the end (delta: 66.6 MB). Free memory was 153.4 MB in the beginning and 109.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 110.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:47,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.71 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 100.9 MB in the beginning and 168.6 MB in the end (delta: -67.7 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.80 ms. Allocated memory is still 200.8 MB. Free memory was 168.6 MB in the beginning and 164.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1530.17 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 164.4 MB in the beginning and 153.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 84.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4202.28 ms. Allocated memory was 232.3 MB in the beginning and 298.8 MB in the end (delta: 66.6 MB). Free memory was 153.4 MB in the beginning and 109.5 MB in the end (delta: 43.8 MB). Peak memory consumption was 110.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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: 542]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 171 locations, 1 error locations. Result: SAFE, OverallTime: 4.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 540 SDtfs, 342 SDslu, 1120 SDs, 0 SdLazy, 425 SolverSat, 61 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 202 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred 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, 51 LocationsWithAnnotation, 270 PreInvPairs, 291 NumberOfFragments, 595 HoareAnnotationTreeSize, 270 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 819 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 420 NumberOfCodeBlocks, 420 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 501 ConstructedInterpolants, 0 QuantifiedInterpolants, 63379 SizeOfPredicates, 2 NumberOfNonLiveVariables, 756 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 68/84 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...