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_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:18:01,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:18:01,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:18:01,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:18:01,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:18:01,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:18:01,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:18:01,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:18:01,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:18:01,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:18:01,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:18:01,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:18:01,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:18:01,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:18:01,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:18:01,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:18:01,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:18:01,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:18:01,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:18:01,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:18:01,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:18:01,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:18:01,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:18:01,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:18:01,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:18:01,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:18:01,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:18:01,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:18:01,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:18:01,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:18:01,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:18:01,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:18:01,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:18:01,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:18:01,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:18:01,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:18:01,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:18:01,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:18:01,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:18:01,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:18:01,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:18:01,215 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 [2019-10-07 15:18:01,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:18:01,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:18:01,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:18:01,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:18:01,252 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:18:01,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:18:01,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:18:01,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:18:01,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:18:01,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:18:01,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:18:01,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:18:01,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:18:01,253 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:18:01,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:18:01,254 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:18:01,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:18:01,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:18:01,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:18:01,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:18:01,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:18:01,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:18:01,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:18:01,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:18:01,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:18:01,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:18:01,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:18:01,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:18:01,256 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 [2019-10-07 15:18:01,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:18:01,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:18:01,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:18:01,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:18:01,540 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:18:01,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2019-10-07 15:18:01,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0501583ca/6ff4ecbecaa543fba4c7b7fbbdc8f408/FLAG2801c991a [2019-10-07 15:18:02,131 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:18:02,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2019-10-07 15:18:02,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0501583ca/6ff4ecbecaa543fba4c7b7fbbdc8f408/FLAG2801c991a [2019-10-07 15:18:02,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0501583ca/6ff4ecbecaa543fba4c7b7fbbdc8f408 [2019-10-07 15:18:02,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:18:02,432 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:18:02,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:18:02,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:18:02,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:18:02,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:18:02" (1/1) ... [2019-10-07 15:18:02,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b22563b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:02, skipping insertion in model container [2019-10-07 15:18:02,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:18:02" (1/1) ... [2019-10-07 15:18:02,448 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:18:02,512 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:18:02,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:18:02,979 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:18:03,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:18:03,108 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:18:03,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03 WrapperNode [2019-10-07 15:18:03,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:18:03,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:18:03,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:18:03,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:18:03,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (1/1) ... [2019-10-07 15:18:03,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:18:03,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:18:03,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:18:03,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:18:03,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (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 [2019-10-07 15:18:03,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:18:03,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:18:03,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:18:03,267 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:18:03,267 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:18:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:18:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:18:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:18:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:18:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:18:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:18:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:18:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:18:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:18:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:18:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:18:03,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:18:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-07 15:18:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:18:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:18:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:18:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:18:03,270 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-07 15:18:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-07 15:18:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:18:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:18:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:18:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:18:03,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:18:03,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:18:03,272 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:18:03,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-07 15:18:03,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:18:03,272 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-07 15:18:03,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:18:03,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:18:03,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:18:03,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:18:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:18:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:18:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:18:03,274 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:18:03,275 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:18:03,275 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:18:03,275 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:18:03,275 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:18:03,275 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:18:03,275 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:18:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:18:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:18:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:18:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:18:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:18:03,276 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:18:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:18:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:18:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:18:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:18:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:18:03,277 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:18:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:18:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:18:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-07 15:18:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:18:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:18:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-07 15:18:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:18:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:18:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:18:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:18:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-07 15:18:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-07 15:18:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:18:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-07 15:18:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:18:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:18:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:18:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:18:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:18:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:18:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:18:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:18:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:18:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:18:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:18:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:18:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:18:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:18:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:18:03,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:18:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:18:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:18:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:18:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:18:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:18:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:18:04,754 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:18:04,755 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:18:04,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:18:04 BoogieIcfgContainer [2019-10-07 15:18:04,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:18:04,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:18:04,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:18:04,762 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:18:04,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:18:02" (1/3) ... [2019-10-07 15:18:04,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9fa725f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:18:04, skipping insertion in model container [2019-10-07 15:18:04,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:18:03" (2/3) ... [2019-10-07 15:18:04,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9fa725f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:18:04, skipping insertion in model container [2019-10-07 15:18:04,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:18:04" (3/3) ... [2019-10-07 15:18:04,766 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2019-10-07 15:18:04,775 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:18:04,786 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:18:04,797 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:18:04,831 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:18:04,832 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:18:04,832 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:18:04,832 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:18:04,833 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:18:04,833 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:18:04,834 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:18:04,834 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:18:04,856 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2019-10-07 15:18:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:18:04,864 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:04,866 INFO L385 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] [2019-10-07 15:18:04,867 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:04,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:04,873 INFO L82 PathProgramCache]: Analyzing trace with hash 150068610, now seen corresponding path program 1 times [2019-10-07 15:18:04,880 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:04,880 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:04,881 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:04,881 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:04,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:05,195 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:05,196 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:05,196 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:18:05,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:18:05,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:18:05,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:18:05,217 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2019-10-07 15:18:05,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:05,263 INFO L93 Difference]: Finished difference Result 272 states and 337 transitions. [2019-10-07 15:18:05,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:18:05,265 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:18:05,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:05,279 INFO L225 Difference]: With dead ends: 272 [2019-10-07 15:18:05,280 INFO L226 Difference]: Without dead ends: 138 [2019-10-07 15:18:05,293 INFO L606 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 [2019-10-07 15:18:05,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-07 15:18:05,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-10-07 15:18:05,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-10-07 15:18:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 164 transitions. [2019-10-07 15:18:05,349 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 164 transitions. Word has length 46 [2019-10-07 15:18:05,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:05,349 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 164 transitions. [2019-10-07 15:18:05,350 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:18:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2019-10-07 15:18:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:18:05,353 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:05,354 INFO L385 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] [2019-10-07 15:18:05,354 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:05,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:05,354 INFO L82 PathProgramCache]: Analyzing trace with hash -717210825, now seen corresponding path program 1 times [2019-10-07 15:18:05,355 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:05,355 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:05,355 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:05,355 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:05,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:05,500 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:05,501 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:05,501 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:18:05,503 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:18:05,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:18:05,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:18:05,504 INFO L87 Difference]: Start difference. First operand 138 states and 164 transitions. Second operand 3 states. [2019-10-07 15:18:05,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:05,530 INFO L93 Difference]: Finished difference Result 223 states and 265 transitions. [2019-10-07 15:18:05,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:18:05,531 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:18:05,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:05,533 INFO L225 Difference]: With dead ends: 223 [2019-10-07 15:18:05,534 INFO L226 Difference]: Without dead ends: 130 [2019-10-07 15:18:05,536 INFO L606 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 [2019-10-07 15:18:05,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-10-07 15:18:05,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2019-10-07 15:18:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-10-07 15:18:05,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 153 transitions. [2019-10-07 15:18:05,564 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 153 transitions. Word has length 47 [2019-10-07 15:18:05,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:05,564 INFO L462 AbstractCegarLoop]: Abstraction has 130 states and 153 transitions. [2019-10-07 15:18:05,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:18:05,564 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2019-10-07 15:18:05,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-07 15:18:05,569 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:05,569 INFO L385 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] [2019-10-07 15:18:05,569 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:05,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:05,570 INFO L82 PathProgramCache]: Analyzing trace with hash 95871542, now seen corresponding path program 1 times [2019-10-07 15:18:05,570 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:05,570 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:05,570 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:05,571 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:05,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:05,789 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:05,790 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:05,790 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:18:05,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:18:05,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:18:05,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:18:05,792 INFO L87 Difference]: Start difference. First operand 130 states and 153 transitions. Second operand 7 states. [2019-10-07 15:18:06,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:06,347 INFO L93 Difference]: Finished difference Result 385 states and 468 transitions. [2019-10-07 15:18:06,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:18:06,348 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-07 15:18:06,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:06,358 INFO L225 Difference]: With dead ends: 385 [2019-10-07 15:18:06,358 INFO L226 Difference]: Without dead ends: 280 [2019-10-07 15:18:06,363 INFO L606 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 [2019-10-07 15:18:06,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2019-10-07 15:18:06,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2019-10-07 15:18:06,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2019-10-07 15:18:06,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 330 transitions. [2019-10-07 15:18:06,421 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 330 transitions. Word has length 50 [2019-10-07 15:18:06,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:06,421 INFO L462 AbstractCegarLoop]: Abstraction has 272 states and 330 transitions. [2019-10-07 15:18:06,422 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:18:06,422 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 330 transitions. [2019-10-07 15:18:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-07 15:18:06,425 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:06,425 INFO L385 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] [2019-10-07 15:18:06,425 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:06,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:06,426 INFO L82 PathProgramCache]: Analyzing trace with hash -370940796, now seen corresponding path program 1 times [2019-10-07 15:18:06,426 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:06,428 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:06,428 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:06,428 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:06,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:06,591 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:06,591 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:06,591 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:18:06,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:18:06,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:18:06,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:18:06,592 INFO L87 Difference]: Start difference. First operand 272 states and 330 transitions. Second operand 6 states. [2019-10-07 15:18:06,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:06,836 INFO L93 Difference]: Finished difference Result 748 states and 927 transitions. [2019-10-07 15:18:06,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:18:06,836 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-07 15:18:06,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:06,842 INFO L225 Difference]: With dead ends: 748 [2019-10-07 15:18:06,842 INFO L226 Difference]: Without dead ends: 501 [2019-10-07 15:18:06,844 INFO L606 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 [2019-10-07 15:18:06,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2019-10-07 15:18:06,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 489. [2019-10-07 15:18:06,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2019-10-07 15:18:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 597 transitions. [2019-10-07 15:18:06,913 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 597 transitions. Word has length 55 [2019-10-07 15:18:06,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:06,914 INFO L462 AbstractCegarLoop]: Abstraction has 489 states and 597 transitions. [2019-10-07 15:18:06,914 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:18:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 597 transitions. [2019-10-07 15:18:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-07 15:18:06,917 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:06,917 INFO L385 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] [2019-10-07 15:18:06,917 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:06,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:06,918 INFO L82 PathProgramCache]: Analyzing trace with hash 52511295, now seen corresponding path program 1 times [2019-10-07 15:18:06,918 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:06,918 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:06,918 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:06,918 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:06,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:18:07,031 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:07,031 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:18:07,031 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:18:07,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:18:07,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:18:07,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:18:07,032 INFO L87 Difference]: Start difference. First operand 489 states and 597 transitions. Second operand 7 states. [2019-10-07 15:18:07,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:07,701 INFO L93 Difference]: Finished difference Result 1295 states and 1700 transitions. [2019-10-07 15:18:07,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-07 15:18:07,702 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-07 15:18:07,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:07,711 INFO L225 Difference]: With dead ends: 1295 [2019-10-07 15:18:07,714 INFO L226 Difference]: Without dead ends: 831 [2019-10-07 15:18:07,717 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-07 15:18:07,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2019-10-07 15:18:07,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 744. [2019-10-07 15:18:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2019-10-07 15:18:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 896 transitions. [2019-10-07 15:18:07,785 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 896 transitions. Word has length 58 [2019-10-07 15:18:07,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:07,786 INFO L462 AbstractCegarLoop]: Abstraction has 744 states and 896 transitions. [2019-10-07 15:18:07,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:18:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 896 transitions. [2019-10-07 15:18:07,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-07 15:18:07,789 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:07,789 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:07,789 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:07,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:07,790 INFO L82 PathProgramCache]: Analyzing trace with hash 310914581, now seen corresponding path program 1 times [2019-10-07 15:18:07,790 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:07,790 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:07,790 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:07,791 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:07,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:07,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-07 15:18:07,954 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:07,954 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 15:18:07,955 INFO L95 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 [2019-10-07 15:18:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:08,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-07 15:18:08,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 15:18:08,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 15:18:08,232 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 15:18:08,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 15:18:08,417 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 15:18:08,417 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [14] total 15 [2019-10-07 15:18:08,418 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:18:08,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:18:08,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-07 15:18:08,418 INFO L87 Difference]: Start difference. First operand 744 states and 896 transitions. Second operand 3 states. [2019-10-07 15:18:08,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:08,478 INFO L93 Difference]: Finished difference Result 1062 states and 1305 transitions. [2019-10-07 15:18:08,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:18:08,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-10-07 15:18:08,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:08,485 INFO L225 Difference]: With dead ends: 1062 [2019-10-07 15:18:08,485 INFO L226 Difference]: Without dead ends: 1059 [2019-10-07 15:18:08,486 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-07 15:18:08,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2019-10-07 15:18:08,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 1031. [2019-10-07 15:18:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2019-10-07 15:18:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1268 transitions. [2019-10-07 15:18:08,556 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1268 transitions. Word has length 93 [2019-10-07 15:18:08,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:08,557 INFO L462 AbstractCegarLoop]: Abstraction has 1031 states and 1268 transitions. [2019-10-07 15:18:08,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:18:08,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1268 transitions. [2019-10-07 15:18:08,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-07 15:18:08,562 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:08,562 INFO L385 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:08,769 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:08,769 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:08,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:08,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1660941319, now seen corresponding path program 1 times [2019-10-07 15:18:08,770 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:08,770 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:08,770 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:08,771 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:08,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:08,990 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-10-07 15:18:08,990 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:08,990 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 15:18:08,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:09,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 15:18:09,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 15:18:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 15:18:09,332 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 15:18:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-07 15:18:09,647 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 15:18:09,648 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14, 3] total 15 [2019-10-07 15:18:09,648 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:18:09,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:18:09,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-07 15:18:09,649 INFO L87 Difference]: Start difference. First operand 1031 states and 1268 transitions. Second operand 3 states. [2019-10-07 15:18:09,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:09,749 INFO L93 Difference]: Finished difference Result 1984 states and 2454 transitions. [2019-10-07 15:18:09,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:18:09,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-10-07 15:18:09,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:09,756 INFO L225 Difference]: With dead ends: 1984 [2019-10-07 15:18:09,757 INFO L226 Difference]: Without dead ends: 978 [2019-10-07 15:18:09,761 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 323 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2019-10-07 15:18:09,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2019-10-07 15:18:09,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 978. [2019-10-07 15:18:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 978 states. [2019-10-07 15:18:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 978 states and 1123 transitions. [2019-10-07 15:18:09,853 INFO L78 Accepts]: Start accepts. Automaton has 978 states and 1123 transitions. Word has length 160 [2019-10-07 15:18:09,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:09,858 INFO L462 AbstractCegarLoop]: Abstraction has 978 states and 1123 transitions. [2019-10-07 15:18:09,858 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:18:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1123 transitions. [2019-10-07 15:18:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-07 15:18:09,867 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:09,867 INFO L385 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:10,081 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:10,082 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:10,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:10,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1160906091, now seen corresponding path program 1 times [2019-10-07 15:18:10,083 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:10,083 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:10,084 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:10,084 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:10,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-07 15:18:10,294 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:10,294 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 15:18:10,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:10,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-07 15:18:10,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 15:18:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-07 15:18:10,584 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 15:18:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-07 15:18:11,439 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 15:18:11,439 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14, 12] total 25 [2019-10-07 15:18:11,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-07 15:18:11,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-07 15:18:11,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=505, Unknown=0, NotChecked=0, Total=600 [2019-10-07 15:18:11,441 INFO L87 Difference]: Start difference. First operand 978 states and 1123 transitions. Second operand 11 states. [2019-10-07 15:18:12,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:12,353 INFO L93 Difference]: Finished difference Result 2244 states and 2650 transitions. [2019-10-07 15:18:12,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 15:18:12,354 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2019-10-07 15:18:12,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:12,368 INFO L225 Difference]: With dead ends: 2244 [2019-10-07 15:18:12,368 INFO L226 Difference]: Without dead ends: 1291 [2019-10-07 15:18:12,372 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=131, Invalid=681, Unknown=0, NotChecked=0, Total=812 [2019-10-07 15:18:12,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states. [2019-10-07 15:18:12,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1279. [2019-10-07 15:18:12,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2019-10-07 15:18:12,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1467 transitions. [2019-10-07 15:18:12,467 INFO L78 Accepts]: Start accepts. Automaton has 1279 states and 1467 transitions. Word has length 159 [2019-10-07 15:18:12,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:12,468 INFO L462 AbstractCegarLoop]: Abstraction has 1279 states and 1467 transitions. [2019-10-07 15:18:12,468 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-07 15:18:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1467 transitions. [2019-10-07 15:18:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-07 15:18:12,475 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:18:12,475 INFO L385 BasicCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:18:12,688 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:12,689 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:18:12,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:18:12,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1456406084, now seen corresponding path program 1 times [2019-10-07 15:18:12,689 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:18:12,689 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:12,690 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:12,690 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:18:12,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:18:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 37 proven. 18 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-10-07 15:18:12,950 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:18:12,950 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 15:18:12,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:18:13,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-07 15:18:13,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 15:18:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-07 15:18:13,469 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 15:18:14,220 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 52 proven. 12 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-10-07 15:18:14,221 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 15:18:14,221 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14, 12] total 32 [2019-10-07 15:18:14,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-07 15:18:14,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-07 15:18:14,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=885, Unknown=0, NotChecked=0, Total=992 [2019-10-07 15:18:14,223 INFO L87 Difference]: Start difference. First operand 1279 states and 1467 transitions. Second operand 11 states. [2019-10-07 15:18:15,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:18:15,005 INFO L93 Difference]: Finished difference Result 2782 states and 3242 transitions. [2019-10-07 15:18:15,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 15:18:15,006 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 219 [2019-10-07 15:18:15,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:18:15,007 INFO L225 Difference]: With dead ends: 2782 [2019-10-07 15:18:15,007 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:18:15,014 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2019-10-07 15:18:15,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:18:15,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:18:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:18:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:18:15,015 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2019-10-07 15:18:15,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:18:15,015 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:18:15,016 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-07 15:18:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:18:15,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:18:15,221 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 15:18:15,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:18:17,171 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 22 [2019-10-07 15:18:17,805 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32 [2019-10-07 15:18:19,059 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 21 [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point L763(lines 740 764) no Hoare annotation was computed. [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 716 771) no Hoare annotation was computed. [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point L741-2(lines 741 762) no Hoare annotation was computed. [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 716 771) no Hoare annotation was computed. [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point L798-2(lines 798 823) no Hoare annotation was computed. [2019-10-07 15:18:19,141 INFO L443 ceAbstractionStarter]: For program point L824(lines 797 825) no Hoare annotation was computed. [2019-10-07 15:18:19,142 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 772 831) no Hoare annotation was computed. [2019-10-07 15:18:19,142 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-07 15:18:19,142 INFO L443 ceAbstractionStarter]: For program point L817-1(line 817) no Hoare annotation was computed. [2019-10-07 15:18:19,142 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 772 831) no Hoare annotation was computed. [2019-10-07 15:18:19,143 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 772 831) no Hoare annotation was computed. [2019-10-07 15:18:19,143 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 808) no Hoare annotation was computed. [2019-10-07 15:18:19,144 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 647 653) the Hoare annotation is: true [2019-10-07 15:18:19,144 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 647 653) no Hoare annotation was computed. [2019-10-07 15:18:19,144 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 654 662) no Hoare annotation was computed. [2019-10-07 15:18:19,144 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 654 662) the Hoare annotation is: true [2019-10-07 15:18:19,144 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,144 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,145 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,145 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,145 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-10-07 15:18:19,145 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,145 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,145 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-07 15:18:19,146 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-07 15:18:19,147 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-07 15:18:19,148 INFO L439 ceAbstractionStarter]: At program point L449(line 449) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,148 INFO L439 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,148 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 451) no Hoare annotation was computed. [2019-10-07 15:18:19,148 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,148 INFO L443 ceAbstractionStarter]: For program point L441-1(line 441) no Hoare annotation was computed. [2019-10-07 15:18:19,148 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 456) no Hoare annotation was computed. [2019-10-07 15:18:19,149 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 435 459) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,149 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 435 459) no Hoare annotation was computed. [2019-10-07 15:18:19,149 INFO L439 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,149 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 435 459) no Hoare annotation was computed. [2019-10-07 15:18:19,149 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 613 627) no Hoare annotation was computed. [2019-10-07 15:18:19,149 INFO L439 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1)) .cse1))) [2019-10-07 15:18:19,149 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-10-07 15:18:19,150 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 613 627) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) .cse1) (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1)) .cse1) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2019-10-07 15:18:19,150 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 530 538) no Hoare annotation was computed. [2019-10-07 15:18:19,150 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 530 538) the Hoare annotation is: true [2019-10-07 15:18:19,150 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 594 612) the Hoare annotation is: true [2019-10-07 15:18:19,150 INFO L446 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: true [2019-10-07 15:18:19,150 INFO L443 ceAbstractionStarter]: For program point L601-1(line 601) no Hoare annotation was computed. [2019-10-07 15:18:19,150 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 594 612) no Hoare annotation was computed. [2019-10-07 15:18:19,150 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-07 15:18:19,150 INFO L443 ceAbstractionStarter]: For program point L569-1(line 569) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 539 574) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 539 574) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 640 646) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 640 646) the Hoare annotation is: true [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 670 715) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 670 715) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 983 1028) no Hoare annotation was computed. [2019-10-07 15:18:19,151 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 983 1028) no Hoare annotation was computed. [2019-10-07 15:18:19,152 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,152 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,152 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-10-07 15:18:19,152 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-10-07 15:18:19,152 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 519 529) the Hoare annotation is: true [2019-10-07 15:18:19,152 INFO L446 ceAbstractionStarter]: At program point L524(line 524) the Hoare annotation is: true [2019-10-07 15:18:19,152 INFO L443 ceAbstractionStarter]: For program point L524-1(line 524) no Hoare annotation was computed. [2019-10-07 15:18:19,152 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 519 529) no Hoare annotation was computed. [2019-10-07 15:18:19,152 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 511 518) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methAndRunningLastTime~0 0))) [2019-10-07 15:18:19,153 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 511 518) no Hoare annotation was computed. [2019-10-07 15:18:19,153 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 280 293) no Hoare annotation was computed. [2019-10-07 15:18:19,153 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 280 293) the Hoare annotation is: true [2019-10-07 15:18:19,153 INFO L439 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,153 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 461 485) no Hoare annotation was computed. [2019-10-07 15:18:19,153 INFO L439 ceAbstractionStarter]: At program point L475(line 475) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,154 INFO L439 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse2) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2019-10-07 15:18:19,154 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 461 485) no Hoare annotation was computed. [2019-10-07 15:18:19,154 INFO L443 ceAbstractionStarter]: For program point L469(lines 469 477) no Hoare annotation was computed. [2019-10-07 15:18:19,154 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 461 485) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2019-10-07 15:18:19,154 INFO L439 ceAbstractionStarter]: At program point L467(line 467) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,154 INFO L443 ceAbstractionStarter]: For program point L467-1(line 467) no Hoare annotation was computed. [2019-10-07 15:18:19,154 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 482) no Hoare annotation was computed. [2019-10-07 15:18:19,155 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 401 407) no Hoare annotation was computed. [2019-10-07 15:18:19,155 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 401 407) the Hoare annotation is: true [2019-10-07 15:18:19,155 INFO L439 ceAbstractionStarter]: At program point L353(line 353) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 (not (= 0 ~systemActive~0)) .cse1) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-07 15:18:19,155 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 305 370) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,155 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 357) no Hoare annotation was computed. [2019-10-07 15:18:19,155 INFO L439 ceAbstractionStarter]: At program point L351-1(lines 345 358) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 (not (= 0 ~systemActive~0)) .cse1) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-07 15:18:19,155 INFO L443 ceAbstractionStarter]: For program point L316(lines 315 362) no Hoare annotation was computed. [2019-10-07 15:18:19,156 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 358) no Hoare annotation was computed. [2019-10-07 15:18:19,156 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 305 370) no Hoare annotation was computed. [2019-10-07 15:18:19,156 INFO L439 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 1 ~pumpRunning~0) .cse0 (not (= 0 ~systemActive~0)) .cse1) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-07 15:18:19,156 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 341) no Hoare annotation was computed. [2019-10-07 15:18:19,156 INFO L443 ceAbstractionStarter]: For program point L335-1(lines 335 341) no Hoare annotation was computed. [2019-10-07 15:18:19,156 INFO L439 ceAbstractionStarter]: At program point L360(lines 315 362) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~pumpRunning~0) (= 0 ~methaneLevelCritical~0) .cse0 (not (= 0 ~systemActive~0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-07 15:18:19,156 INFO L439 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~pumpRunning~0) (= 0 ~methaneLevelCritical~0) .cse0 (not (= 0 ~systemActive~0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2019-10-07 15:18:19,157 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 331) no Hoare annotation was computed. [2019-10-07 15:18:19,157 INFO L443 ceAbstractionStarter]: For program point L325-1(lines 325 331) no Hoare annotation was computed. [2019-10-07 15:18:19,157 INFO L439 ceAbstractionStarter]: At program point L363(lines 314 364) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:18:19,157 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 305 370) no Hoare annotation was computed. [2019-10-07 15:18:19,157 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 937 982) no Hoare annotation was computed. [2019-10-07 15:18:19,157 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 937 982) no Hoare annotation was computed. [2019-10-07 15:18:19,157 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 486 493) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0) (not (= ~methAndRunningLastTime~0 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:18:19,157 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 486 493) no Hoare annotation was computed. [2019-10-07 15:18:19,157 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 294 302) the Hoare annotation is: true [2019-10-07 15:18:19,158 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 294 302) no Hoare annotation was computed. [2019-10-07 15:18:19,158 INFO L439 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (and (or (not (<= 1 ~pumpRunning~0)) (= ~systemActive~0 0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) (not (= 0 ~pumpRunning~0))) [2019-10-07 15:18:19,158 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2019-10-07 15:18:19,158 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 188) no Hoare annotation was computed. [2019-10-07 15:18:19,158 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 166 194) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse3 .cse4 .cse0 .cse1))) [2019-10-07 15:18:19,158 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 ~pumpRunning~0)) (= ~systemActive~0 0) (not (= |old(~methAndRunningLastTime~0)| 0)) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2019-10-07 15:18:19,158 INFO L443 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2019-10-07 15:18:19,159 INFO L443 ceAbstractionStarter]: For program point L174(lines 174 191) no Hoare annotation was computed. [2019-10-07 15:18:19,159 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 166 194) no Hoare annotation was computed. [2019-10-07 15:18:19,159 INFO L439 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse3 .cse4 .cse0 .cse1))) [2019-10-07 15:18:19,159 INFO L443 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2019-10-07 15:18:19,159 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 166 194) no Hoare annotation was computed. [2019-10-07 15:18:19,159 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 158 165) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:18:19,159 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2019-10-07 15:18:19,159 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 248 270) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 248 270) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 630 639) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 630 639) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 879) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 834 936) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point L884(lines 883 903) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point L915-1(line 915) no Hoare annotation was computed. [2019-10-07 15:18:19,160 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 921) no Hoare annotation was computed. [2019-10-07 15:18:19,161 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 834 936) no Hoare annotation was computed. [2019-10-07 15:18:19,161 INFO L443 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2019-10-07 15:18:19,161 INFO L443 ceAbstractionStarter]: For program point L899-1(line 899) no Hoare annotation was computed. [2019-10-07 15:18:19,161 INFO L443 ceAbstractionStarter]: For program point L858(lines 858 862) no Hoare annotation was computed. [2019-10-07 15:18:19,161 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 834 936) no Hoare annotation was computed. [2019-10-07 15:18:19,161 INFO L443 ceAbstractionStarter]: For program point L883-2(lines 883 903) no Hoare annotation was computed. [2019-10-07 15:18:19,163 INFO L443 ceAbstractionStarter]: For program point L904(lines 882 905) no Hoare annotation was computed. [2019-10-07 15:18:19,163 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:18:19,163 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:18:19,164 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 494 510) no Hoare annotation was computed. [2019-10-07 15:18:19,164 INFO L439 ceAbstractionStarter]: At program point L505(line 505) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methAndRunningLastTime~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-07 15:18:19,164 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 494 510) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methAndRunningLastTime~0 0))) [2019-10-07 15:18:19,164 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 494 510) no Hoare annotation was computed. [2019-10-07 15:18:19,164 INFO L443 ceAbstractionStarter]: For program point L501(lines 501 507) no Hoare annotation was computed. [2019-10-07 15:18:19,164 INFO L439 ceAbstractionStarter]: At program point L499(line 499) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methAndRunningLastTime~0 0))) [2019-10-07 15:18:19,164 INFO L443 ceAbstractionStarter]: For program point L499-1(line 499) no Hoare annotation was computed. [2019-10-07 15:18:19,165 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 271 279) no Hoare annotation was computed. [2019-10-07 15:18:19,165 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 271 279) no Hoare annotation was computed. [2019-10-07 15:18:19,165 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 575 593) no Hoare annotation was computed. [2019-10-07 15:18:19,165 INFO L446 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: true [2019-10-07 15:18:19,165 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 575 593) the Hoare annotation is: true [2019-10-07 15:18:19,165 INFO L443 ceAbstractionStarter]: For program point L582-1(line 582) no Hoare annotation was computed. [2019-10-07 15:18:19,165 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 227 238) the Hoare annotation is: (let ((.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (or (not (= 0 ~pumpRunning~0)) .cse2)) (or (or (not (<= 1 ~pumpRunning~0)) (= ~systemActive~0 0) .cse2) .cse1 .cse0))) [2019-10-07 15:18:19,165 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 227 238) no Hoare annotation was computed. [2019-10-07 15:18:19,165 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:18:19,166 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:18:19,166 INFO L439 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: (let ((.cse0 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~methAndRunningLastTime~0)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2019-10-07 15:18:19,166 INFO L443 ceAbstractionStarter]: For program point L381(lines 380 399) no Hoare annotation was computed. [2019-10-07 15:18:19,166 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 377 400) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1) (or (and (= ~pumpRunning~0 0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2019-10-07 15:18:19,166 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 377 400) no Hoare annotation was computed. [2019-10-07 15:18:19,166 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 377 400) no Hoare annotation was computed. [2019-10-07 15:18:19,166 INFO L439 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1) (or (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) .cse0) (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2019-10-07 15:18:19,167 INFO L439 ceAbstractionStarter]: At program point L388(lines 388 394) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse2 .cse0 .cse3 .cse1) (or .cse0 (and (<= 1 ~pumpRunning~0) .cse4 (not (= 0 ~systemActive~0))) .cse5 .cse1) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (and .cse5 .cse2) .cse1 (and .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2)))) [2019-10-07 15:18:19,167 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-07 15:18:19,167 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-07 15:18:19,167 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-07 15:18:19,167 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-07 15:18:19,168 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-07 15:18:19,168 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-07 15:18:19,169 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-07 15:18:19,169 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-07 15:18:19,169 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-07 15:18:19,169 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 239 247) the Hoare annotation is: true [2019-10-07 15:18:19,169 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 239 247) no Hoare annotation was computed. [2019-10-07 15:18:19,170 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 203 214) the Hoare annotation is: true [2019-10-07 15:18:19,170 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 203 214) no Hoare annotation was computed. [2019-10-07 15:18:19,170 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-07 15:18:19,170 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-07 15:18:19,170 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:18:19,170 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-07 15:18:19,170 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:18:19,171 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:18:19,171 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 425) no Hoare annotation was computed. [2019-10-07 15:18:19,171 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 409 433) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,172 INFO L439 ceAbstractionStarter]: At program point L415(line 415) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,172 INFO L443 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2019-10-07 15:18:19,172 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 430) no Hoare annotation was computed. [2019-10-07 15:18:19,172 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 409 433) no Hoare annotation was computed. [2019-10-07 15:18:19,172 INFO L439 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,172 INFO L443 ceAbstractionStarter]: For program point L428-1(lines 409 433) no Hoare annotation was computed. [2019-10-07 15:18:19,172 INFO L439 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,173 INFO L439 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-07 15:18:19,173 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 215 226) no Hoare annotation was computed. [2019-10-07 15:18:19,173 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 215 226) the Hoare annotation is: true [2019-10-07 15:18:19,173 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 146 153) the Hoare annotation is: true [2019-10-07 15:18:19,173 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 150) no Hoare annotation was computed. [2019-10-07 15:18:19,173 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 146 153) no Hoare annotation was computed. [2019-10-07 15:18:19,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:18:19 BoogieIcfgContainer [2019-10-07 15:18:19,197 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:18:19,201 INFO L168 Benchmark]: Toolchain (without parser) took 16767.30 ms. Allocated memory was 146.3 MB in the beginning and 496.0 MB in the end (delta: 349.7 MB). Free memory was 102.4 MB in the beginning and 268.4 MB in the end (delta: -166.0 MB). Peak memory consumption was 360.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:19,204 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-07 15:18:19,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.56 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.2 MB in the beginning and 171.8 MB in the end (delta: -69.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:19,212 INFO L168 Benchmark]: Boogie Preprocessor took 94.90 ms. Allocated memory is still 205.0 MB. Free memory was 171.8 MB in the beginning and 167.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:19,214 INFO L168 Benchmark]: RCFGBuilder took 1543.45 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 167.8 MB in the beginning and 143.2 MB in the end (delta: 24.5 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:19,215 INFO L168 Benchmark]: TraceAbstraction took 14439.41 ms. Allocated memory was 235.9 MB in the beginning and 496.0 MB in the end (delta: 260.0 MB). Free memory was 141.8 MB in the beginning and 268.4 MB in the end (delta: -126.6 MB). Peak memory consumption was 310.6 MB. Max. memory is 7.1 GB. [2019-10-07 15:18:19,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 676.56 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 102.2 MB in the beginning and 171.8 MB in the end (delta: -69.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.90 ms. Allocated memory is still 205.0 MB. Free memory was 171.8 MB in the beginning and 167.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1543.45 ms. Allocated memory was 205.0 MB in the beginning and 235.9 MB in the end (delta: 30.9 MB). Free memory was 167.8 MB in the beginning and 143.2 MB in the end (delta: 24.5 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14439.41 ms. Allocated memory was 235.9 MB in the beginning and 496.0 MB in the end (delta: 260.0 MB). Free memory was 141.8 MB in the beginning and 268.4 MB in the end (delta: -126.6 MB). Peak memory consumption was 310.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 150]: 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: 314]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((((1 <= pumpRunning && 0 == methaneLevelCritical) && 0 == splverifierCounter) && !(0 == systemActive)) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 210 locations, 1 error locations. Result: SAFE, OverallTime: 14.3s, OverallIterations: 9, TraceHistogramMax: 6, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, HoareTripleCheckerStatistics: 1583 SDtfs, 977 SDslu, 3419 SDs, 0 SdLazy, 2076 SolverSat, 213 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1391 GetRequests, 1275 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1279occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 147 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 3089 PreInvPairs, 3224 NumberOfFragments, 1617 HoareAnnotationTreeSize, 3089 FomulaSimplifications, 2499 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 73 FomulaSimplificationsInter, 7490 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 1518 NumberOfCodeBlocks, 1518 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2132 ConstructedInterpolants, 0 QuantifiedInterpolants, 508087 SizeOfPredicates, 23 NumberOfNonLiveVariables, 3829 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 757/837 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...