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_spec2_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:00,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:00,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:00,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:00,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:00,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:00,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:00,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:00,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:00,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:00,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:00,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:00,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:00,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:00,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:00,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:00,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:00,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:00,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:00,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:00,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:00,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:00,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:00,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:00,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:00,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:00,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:00,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:00,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:00,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:00,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:00,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:00,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:00,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:00,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:00,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:00,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:00,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:00,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:00,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:00,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:00,230 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 23:15:00,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:00,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:00,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:00,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:00,247 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:00,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:00,247 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:00,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:00,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:00,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:00,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:00,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:00,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:00,249 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:00,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:00,249 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:00,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:00,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:00,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:00,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:00,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:00,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:00,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:00,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:00,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:00,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:00,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:00,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:00,252 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 23:15:00,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:00,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:00,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:00,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:00,580 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:00,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-10-13 23:15:00,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036ff2f54/69a47527db9548e7b32fdd871a97aa64/FLAG21ea1738e [2019-10-13 23:15:01,203 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:01,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-10-13 23:15:01,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036ff2f54/69a47527db9548e7b32fdd871a97aa64/FLAG21ea1738e [2019-10-13 23:15:01,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036ff2f54/69a47527db9548e7b32fdd871a97aa64 [2019-10-13 23:15:01,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:01,507 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:01,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:01,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:01,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:01,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:01" (1/1) ... [2019-10-13 23:15:01,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3863fac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:01, skipping insertion in model container [2019-10-13 23:15:01,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:01" (1/1) ... [2019-10-13 23:15:01,525 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:01,577 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:01,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:02,016 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:02,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:02,160 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:02,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02 WrapperNode [2019-10-13 23:15:02,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:02,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:02,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:02,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:02,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (1/1) ... [2019-10-13 23:15:02,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:02,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:02,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:02,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:02,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (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 23:15:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:02,350 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:02,351 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:02,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 23:15:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:02,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:15:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:15:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 23:15:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:04,077 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:04,078 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:04,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:04 BoogieIcfgContainer [2019-10-13 23:15:04,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:04,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:04,085 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:04,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:04,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:01" (1/3) ... [2019-10-13 23:15:04,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d29fe4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:04, skipping insertion in model container [2019-10-13 23:15:04,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:02" (2/3) ... [2019-10-13 23:15:04,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d29fe4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:04, skipping insertion in model container [2019-10-13 23:15:04,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:04" (3/3) ... [2019-10-13 23:15:04,094 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product16.cil.c [2019-10-13 23:15:04,108 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:04,120 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:04,135 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:04,180 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:04,181 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:04,181 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:04,181 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:04,182 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:04,182 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:04,182 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:04,183 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2019-10-13 23:15:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:04,233 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:04,235 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 23:15:04,239 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:04,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:04,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1475879170, now seen corresponding path program 1 times [2019-10-13 23:15:04,255 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:04,257 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846267411] [2019-10-13 23:15:04,258 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:04,258 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:04,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:04,702 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 23:15:04,703 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846267411] [2019-10-13 23:15:04,704 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:04,705 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:04,705 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970627327] [2019-10-13 23:15:04,710 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:04,710 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:04,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:04,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:04,728 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2019-10-13 23:15:04,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:04,767 INFO L93 Difference]: Finished difference Result 196 states and 243 transitions. [2019-10-13 23:15:04,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:04,769 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:04,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:04,783 INFO L225 Difference]: With dead ends: 196 [2019-10-13 23:15:04,783 INFO L226 Difference]: Without dead ends: 100 [2019-10-13 23:15:04,788 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 23:15:04,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-10-13 23:15:04,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2019-10-13 23:15:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-10-13 23:15:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 117 transitions. [2019-10-13 23:15:04,838 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 117 transitions. Word has length 46 [2019-10-13 23:15:04,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:04,838 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 117 transitions. [2019-10-13 23:15:04,839 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2019-10-13 23:15:04,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:04,843 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:04,843 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:04,843 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:04,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:04,844 INFO L82 PathProgramCache]: Analyzing trace with hash -2130317566, now seen corresponding path program 1 times [2019-10-13 23:15:04,844 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:04,844 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504556516] [2019-10-13 23:15:04,845 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:04,845 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:04,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:04,965 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 23:15:04,966 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504556516] [2019-10-13 23:15:04,966 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:04,966 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:04,967 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354874745] [2019-10-13 23:15:04,973 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:04,974 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:04,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:04,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:04,975 INFO L87 Difference]: Start difference. First operand 100 states and 117 transitions. Second operand 3 states. [2019-10-13 23:15:05,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:05,007 INFO L93 Difference]: Finished difference Result 144 states and 168 transitions. [2019-10-13 23:15:05,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:05,008 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:05,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:05,010 INFO L225 Difference]: With dead ends: 144 [2019-10-13 23:15:05,010 INFO L226 Difference]: Without dead ends: 92 [2019-10-13 23:15:05,012 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 23:15:05,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-13 23:15:05,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-10-13 23:15:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-10-13 23:15:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 106 transitions. [2019-10-13 23:15:05,031 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 106 transitions. Word has length 47 [2019-10-13 23:15:05,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:05,032 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 106 transitions. [2019-10-13 23:15:05,032 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:05,032 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 106 transitions. [2019-10-13 23:15:05,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 23:15:05,034 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:05,035 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:05,035 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:05,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:05,036 INFO L82 PathProgramCache]: Analyzing trace with hash 2032840499, now seen corresponding path program 1 times [2019-10-13 23:15:05,036 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:05,036 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578794789] [2019-10-13 23:15:05,036 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:05,037 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:05,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:05,236 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 23:15:05,236 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578794789] [2019-10-13 23:15:05,237 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:05,237 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:05,237 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886422975] [2019-10-13 23:15:05,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:05,238 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:05,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:05,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:05,239 INFO L87 Difference]: Start difference. First operand 92 states and 106 transitions. Second operand 7 states. [2019-10-13 23:15:05,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:05,681 INFO L93 Difference]: Finished difference Result 272 states and 330 transitions. [2019-10-13 23:15:05,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:15:05,682 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 23:15:05,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:05,685 INFO L225 Difference]: With dead ends: 272 [2019-10-13 23:15:05,686 INFO L226 Difference]: Without dead ends: 205 [2019-10-13 23:15:05,687 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 23:15:05,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2019-10-13 23:15:05,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 193. [2019-10-13 23:15:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2019-10-13 23:15:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 233 transitions. [2019-10-13 23:15:05,724 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 233 transitions. Word has length 51 [2019-10-13 23:15:05,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:05,725 INFO L462 AbstractCegarLoop]: Abstraction has 193 states and 233 transitions. [2019-10-13 23:15:05,725 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:05,725 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 233 transitions. [2019-10-13 23:15:05,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-13 23:15:05,728 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:05,728 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] [2019-10-13 23:15:05,729 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:05,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:05,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1338332324, now seen corresponding path program 1 times [2019-10-13 23:15:05,729 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:05,729 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673207053] [2019-10-13 23:15:05,730 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:05,730 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:05,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:05,830 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 23:15:05,831 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673207053] [2019-10-13 23:15:05,831 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:05,831 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:05,831 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988654538] [2019-10-13 23:15:05,832 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:05,832 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:05,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:05,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:05,833 INFO L87 Difference]: Start difference. First operand 193 states and 233 transitions. Second operand 6 states. [2019-10-13 23:15:06,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:06,003 INFO L93 Difference]: Finished difference Result 511 states and 636 transitions. [2019-10-13 23:15:06,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:06,003 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-13 23:15:06,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:06,013 INFO L225 Difference]: With dead ends: 511 [2019-10-13 23:15:06,013 INFO L226 Difference]: Without dead ends: 343 [2019-10-13 23:15:06,015 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:15:06,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2019-10-13 23:15:06,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 331. [2019-10-13 23:15:06,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2019-10-13 23:15:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 403 transitions. [2019-10-13 23:15:06,096 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 403 transitions. Word has length 55 [2019-10-13 23:15:06,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:06,100 INFO L462 AbstractCegarLoop]: Abstraction has 331 states and 403 transitions. [2019-10-13 23:15:06,100 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 403 transitions. [2019-10-13 23:15:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 23:15:06,111 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:06,111 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:06,111 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:06,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:06,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1262372656, now seen corresponding path program 1 times [2019-10-13 23:15:06,112 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:06,112 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227339867] [2019-10-13 23:15:06,112 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:06,112 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:06,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:06,273 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 23:15:06,274 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227339867] [2019-10-13 23:15:06,274 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:06,274 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:06,274 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246405790] [2019-10-13 23:15:06,275 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:06,275 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:06,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:06,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:06,277 INFO L87 Difference]: Start difference. First operand 331 states and 403 transitions. Second operand 7 states. [2019-10-13 23:15:06,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:06,631 INFO L93 Difference]: Finished difference Result 565 states and 712 transitions. [2019-10-13 23:15:06,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:06,632 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-13 23:15:06,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:06,633 INFO L225 Difference]: With dead ends: 565 [2019-10-13 23:15:06,633 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:06,635 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:15:06,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:06,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:06,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:06,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:06,636 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-13 23:15:06,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:06,637 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:06,637 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:06,637 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:06,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:06,643 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:07,694 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2019-10-13 23:15:07,694 INFO L443 ceAbstractionStarter]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2019-10-13 23:15:07,694 INFO L443 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2019-10-13 23:15:07,694 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-10-13 23:15:07,695 INFO L443 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2019-10-13 23:15:07,696 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 23:15:07,696 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 23:15:07,696 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 23:15:07,696 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 23:15:07,696 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 616 638) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,697 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 616 638) no Hoare annotation was computed. [2019-10-13 23:15:07,697 INFO L439 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:07,697 INFO L439 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:07,697 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 633) no Hoare annotation was computed. [2019-10-13 23:15:07,697 INFO L443 ceAbstractionStarter]: For program point L626-1(lines 626 633) no Hoare annotation was computed. [2019-10-13 23:15:07,697 INFO L443 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2019-10-13 23:15:07,698 INFO L439 ceAbstractionStarter]: At program point L623(line 623) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,698 INFO L439 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,698 INFO L439 ceAbstractionStarter]: At program point L622-1(line 622) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,698 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-13 23:15:07,698 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 572 595) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 572 595) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 572 595) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2019-10-13 23:15:07,699 INFO L443 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point L582(line 582) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 673 679) no Hoare annotation was computed. [2019-10-13 23:15:07,700 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 673 679) the Hoare annotation is: true [2019-10-13 23:15:07,701 INFO L439 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:07,701 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 795 809) no Hoare annotation was computed. [2019-10-13 23:15:07,701 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 805) no Hoare annotation was computed. [2019-10-13 23:15:07,701 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 795 809) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-13 23:15:07,701 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 706 713) no Hoare annotation was computed. [2019-10-13 23:15:07,701 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 706 713) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2019-10-13 23:15:07,702 INFO L443 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L443 ceAbstractionStarter]: For program point L789-1(line 789) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 23:15:07,702 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 23:15:07,703 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2019-10-13 23:15:07,703 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2019-10-13 23:15:07,703 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2019-10-13 23:15:07,703 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2019-10-13 23:15:07,703 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 605 615) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,703 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 605 615) no Hoare annotation was computed. [2019-10-13 23:15:07,703 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 605 615) no Hoare annotation was computed. [2019-10-13 23:15:07,704 INFO L439 ceAbstractionStarter]: At program point L610(line 610) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,704 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2019-10-13 23:15:07,704 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2019-10-13 23:15:07,704 INFO L446 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: true [2019-10-13 23:15:07,704 INFO L443 ceAbstractionStarter]: For program point L744-1(line 744) no Hoare annotation was computed. [2019-10-13 23:15:07,704 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2019-10-13 23:15:07,705 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2019-10-13 23:15:07,705 INFO L439 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:07,705 INFO L443 ceAbstractionStarter]: For program point L700-1(lines 681 705) no Hoare annotation was computed. [2019-10-13 23:15:07,705 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:07,705 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 681 705) no Hoare annotation was computed. [2019-10-13 23:15:07,706 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 681 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:07,706 INFO L439 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:07,706 INFO L443 ceAbstractionStarter]: For program point L689(lines 689 697) no Hoare annotation was computed. [2019-10-13 23:15:07,706 INFO L439 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:07,706 INFO L443 ceAbstractionStarter]: For program point L687-1(line 687) no Hoare annotation was computed. [2019-10-13 23:15:07,706 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 702) no Hoare annotation was computed. [2019-10-13 23:15:07,706 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,707 INFO L443 ceAbstractionStarter]: For program point L830(lines 829 878) no Hoare annotation was computed. [2019-10-13 23:15:07,707 INFO L439 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,707 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 874) no Hoare annotation was computed. [2019-10-13 23:15:07,707 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2019-10-13 23:15:07,707 INFO L439 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,707 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 855) no Hoare annotation was computed. [2019-10-13 23:15:07,708 INFO L443 ceAbstractionStarter]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2019-10-13 23:15:07,708 INFO L439 ceAbstractionStarter]: At program point L876(lines 829 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,708 INFO L439 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,708 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-10-13 23:15:07,708 INFO L443 ceAbstractionStarter]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2019-10-13 23:15:07,708 INFO L439 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,708 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,709 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2019-10-13 23:15:07,709 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2019-10-13 23:15:07,709 INFO L439 ceAbstractionStarter]: At program point L867-1(lines 859 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:07,709 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2019-10-13 23:15:07,709 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2019-10-13 23:15:07,709 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 897 925) the Hoare annotation is: true [2019-10-13 23:15:07,709 INFO L439 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:15:07,710 INFO L443 ceAbstractionStarter]: For program point L910(lines 910 916) no Hoare annotation was computed. [2019-10-13 23:15:07,710 INFO L443 ceAbstractionStarter]: For program point L909(lines 909 919) no Hoare annotation was computed. [2019-10-13 23:15:07,710 INFO L439 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:07,710 INFO L443 ceAbstractionStarter]: For program point L907-1(line 907) no Hoare annotation was computed. [2019-10-13 23:15:07,710 INFO L443 ceAbstractionStarter]: For program point L905(lines 905 922) no Hoare annotation was computed. [2019-10-13 23:15:07,710 INFO L443 ceAbstractionStarter]: For program point L905-1(lines 897 925) no Hoare annotation was computed. [2019-10-13 23:15:07,710 INFO L446 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: true [2019-10-13 23:15:07,711 INFO L443 ceAbstractionStarter]: For program point L903-1(line 903) no Hoare annotation was computed. [2019-10-13 23:15:07,711 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 897 925) no Hoare annotation was computed. [2019-10-13 23:15:07,711 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 506 528) no Hoare annotation was computed. [2019-10-13 23:15:07,711 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 506 528) no Hoare annotation was computed. [2019-10-13 23:15:07,711 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 889 896) the Hoare annotation is: true [2019-10-13 23:15:07,711 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 889 896) no Hoare annotation was computed. [2019-10-13 23:15:07,711 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2019-10-13 23:15:07,712 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L443 ceAbstractionStarter]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2019-10-13 23:15:07,713 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 727) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point L719-1(line 719) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 714 730) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 714 730) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-10-13 23:15:07,714 INFO L443 ceAbstractionStarter]: For program point L725-1(lines 714 730) no Hoare annotation was computed. [2019-10-13 23:15:07,715 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 529 537) no Hoare annotation was computed. [2019-10-13 23:15:07,715 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 529 537) no Hoare annotation was computed. [2019-10-13 23:15:07,715 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:07,715 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:07,715 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 485 496) the Hoare annotation is: true [2019-10-13 23:15:07,715 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 485 496) no Hoare annotation was computed. [2019-10-13 23:15:07,715 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 497 505) the Hoare annotation is: true [2019-10-13 23:15:07,715 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 497 505) no Hoare annotation was computed. [2019-10-13 23:15:07,716 INFO L439 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 23:15:07,716 INFO L439 ceAbstractionStarter]: At program point L660(lines 660 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:07,716 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 649 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:07,716 INFO L439 ceAbstractionStarter]: At program point L655(line 655) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:07,716 INFO L443 ceAbstractionStarter]: For program point L653(lines 652 671) no Hoare annotation was computed. [2019-10-13 23:15:07,716 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 649 672) no Hoare annotation was computed. [2019-10-13 23:15:07,716 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 649 672) no Hoare annotation was computed. [2019-10-13 23:15:07,716 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed. [2019-10-13 23:15:07,717 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: true [2019-10-13 23:15:07,717 INFO L446 ceAbstractionStarter]: At program point L566(lines 541 570) the Hoare annotation is: true [2019-10-13 23:15:07,717 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-13 23:15:07,717 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-10-13 23:15:07,717 INFO L446 ceAbstractionStarter]: At program point L555-1(lines 555 559) the Hoare annotation is: true [2019-10-13 23:15:07,717 INFO L446 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: true [2019-10-13 23:15:07,717 INFO L446 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: true [2019-10-13 23:15:07,718 INFO L443 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2019-10-13 23:15:07,718 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 461 472) the Hoare annotation is: true [2019-10-13 23:15:07,718 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 461 472) no Hoare annotation was computed. [2019-10-13 23:15:07,718 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed. [2019-10-13 23:15:07,718 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true [2019-10-13 23:15:07,718 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:07,718 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:07,719 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:07,719 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:07,719 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 810 817) no Hoare annotation was computed. [2019-10-13 23:15:07,719 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 810 817) the Hoare annotation is: true [2019-10-13 23:15:07,719 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 473 484) no Hoare annotation was computed. [2019-10-13 23:15:07,719 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 473 484) the Hoare annotation is: true [2019-10-13 23:15:07,719 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2019-10-13 23:15:07,720 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 444 451) the Hoare annotation is: true [2019-10-13 23:15:07,720 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 444 451) no Hoare annotation was computed. [2019-10-13 23:15:07,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:07 BoogieIcfgContainer [2019-10-13 23:15:07,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:07,737 INFO L168 Benchmark]: Toolchain (without parser) took 6229.69 ms. Allocated memory was 135.3 MB in the beginning and 306.7 MB in the end (delta: 171.4 MB). Free memory was 98.4 MB in the beginning and 240.6 MB in the end (delta: -142.1 MB). Peak memory consumption was 135.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:07,738 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 117.3 MB in the beginning and 117.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:07,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.46 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 98.2 MB in the beginning and 167.4 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:07,740 INFO L168 Benchmark]: Boogie Preprocessor took 112.37 ms. Allocated memory is still 199.8 MB. Free memory was 167.4 MB in the beginning and 163.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:07,741 INFO L168 Benchmark]: RCFGBuilder took 1804.31 ms. Allocated memory was 199.8 MB in the beginning and 227.0 MB in the end (delta: 27.3 MB). Free memory was 163.1 MB in the beginning and 149.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:07,742 INFO L168 Benchmark]: TraceAbstraction took 3650.21 ms. Allocated memory was 227.0 MB in the beginning and 306.7 MB in the end (delta: 79.7 MB). Free memory was 149.8 MB in the beginning and 240.6 MB in the end (delta: -90.7 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:07,747 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 135.3 MB. Free memory was 117.3 MB in the beginning and 117.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.46 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 98.2 MB in the beginning and 167.4 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.37 ms. Allocated memory is still 199.8 MB. Free memory was 167.4 MB in the beginning and 163.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1804.31 ms. Allocated memory was 199.8 MB in the beginning and 227.0 MB in the end (delta: 27.3 MB). Free memory was 163.1 MB in the beginning and 149.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3650.21 ms. Allocated memory was 227.0 MB in the beginning and 306.7 MB in the end (delta: 79.7 MB). Free memory was 149.8 MB in the beginning and 240.6 MB in the end (delta: -90.7 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: 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: 828]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 181 locations, 1 error locations. Result: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 555 SDtfs, 302 SDslu, 1039 SDs, 0 SdLazy, 404 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=331occurred 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, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 440 PreInvPairs, 484 NumberOfFragments, 512 HoareAnnotationTreeSize, 440 FomulaSimplifications, 447 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 1825 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 23970 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...