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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:19:57,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:19:57,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:19:57,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:19:57,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:19:57,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:19:57,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:19:57,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:19:57,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:19:57,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:19:57,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:19:57,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:19:57,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:19:57,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:19:57,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:19:57,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:19:57,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:19:57,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:19:57,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:19:57,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:19:57,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:19:57,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:19:57,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:19:57,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:19:57,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:19:57,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:19:57,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:19:57,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:19:57,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:19:57,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:19:57,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:19:57,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:19:57,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:19:57,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:19:57,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:19:57,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:19:57,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:19:57,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:19:57,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:19:57,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:19:57,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:19:57,303 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 [2019-10-02 14:19:57,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:19:57,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:19:57,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:19:57,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:19:57,320 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:19:57,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:19:57,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:19:57,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:19:57,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:19:57,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:19:57,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:19:57,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:19:57,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:19:57,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:19:57,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:19:57,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:19:57,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:19:57,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:19:57,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:19:57,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:19:57,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:19:57,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:19:57,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:19:57,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:19:57,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:19:57,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:19:57,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:19:57,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:19:57,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:19:57,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:19:57,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:19:57,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:19:57,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:19:57,373 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:19:57,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2019-10-02 14:19:57,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dabc3fe6/c763f2acf22043f3a59f1db8efa77944/FLAG7296b45f3 [2019-10-02 14:19:58,038 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:19:58,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2019-10-02 14:19:58,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dabc3fe6/c763f2acf22043f3a59f1db8efa77944/FLAG7296b45f3 [2019-10-02 14:19:58,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dabc3fe6/c763f2acf22043f3a59f1db8efa77944 [2019-10-02 14:19:58,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:19:58,358 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:19:58,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:19:58,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:19:58,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:19:58,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:19:58" (1/1) ... [2019-10-02 14:19:58,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc441a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:58, skipping insertion in model container [2019-10-02 14:19:58,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:19:58" (1/1) ... [2019-10-02 14:19:58,374 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:19:58,450 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:19:58,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:19:58,919 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:19:58,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:19:59,036 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:19:59,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59 WrapperNode [2019-10-02 14:19:59,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:19:59,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:19:59,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:19:59,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:19:59,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,113 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,118 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (1/1) ... [2019-10-02 14:19:59,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:19:59,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:19:59,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:19:59,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:19:59,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (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 [2019-10-02 14:19:59,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:19:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:19:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:19:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-02 14:19:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:19:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:19:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:19:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:19:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:19:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:19:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:19:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:19:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:19:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:19:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:19:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:19:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:19:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:19:59,183 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:19:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:19:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-02 14:19:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:19:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:19:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:19:59,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:19:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:19:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:19:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-02 14:19:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:19:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:19:59,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:19:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:19:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:19:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:19:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:19:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:19:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:19:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:19:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:19:59,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:19:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:19:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:19:59,187 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:19:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:19:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:19:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:19:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-02 14:19:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:19:59,188 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:19:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:19:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:19:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:19:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:19:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:19:59,189 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:19:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:19:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-02 14:19:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:19:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:19:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:19:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:19:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:19:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-02 14:19:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:19:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:19:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:19:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:19:59,192 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:19:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:19:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:19:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:19:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:19:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:19:59,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:19:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:19:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:19:59,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:19:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:19:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:19:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:19:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:19:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:19:59,195 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:19:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:19:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:19:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:19:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:19:59,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:20:00,244 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:20:00,244 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:20:00,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:20:00 BoogieIcfgContainer [2019-10-02 14:20:00,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:20:00,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:20:00,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:20:00,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:20:00,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:19:58" (1/3) ... [2019-10-02 14:20:00,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e7044a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:20:00, skipping insertion in model container [2019-10-02 14:20:00,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:19:59" (2/3) ... [2019-10-02 14:20:00,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48e7044a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:20:00, skipping insertion in model container [2019-10-02 14:20:00,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:20:00" (3/3) ... [2019-10-02 14:20:00,256 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47.cil.c [2019-10-02 14:20:00,266 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:20:00,276 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:20:00,292 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:20:00,317 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:20:00,317 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:20:00,317 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:20:00,318 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:20:00,318 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:20:00,318 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:20:00,318 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:20:00,318 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:20:00,319 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:20:00,352 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2019-10-02 14:20:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-02 14:20:00,363 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:00,363 INFO L411 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] [2019-10-02 14:20:00,366 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:00,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:00,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1070296044, now seen corresponding path program 1 times [2019-10-02 14:20:00,374 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:00,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:00,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:00,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:00,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:00,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:00,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:20:00,703 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:20:00,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:20:00,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:20:00,720 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2019-10-02 14:20:00,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:00,776 INFO L93 Difference]: Finished difference Result 272 states and 341 transitions. [2019-10-02 14:20:00,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:20:00,777 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-02 14:20:00,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:00,790 INFO L225 Difference]: With dead ends: 272 [2019-10-02 14:20:00,791 INFO L226 Difference]: Without dead ends: 136 [2019-10-02 14:20:00,795 INFO L640 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 [2019-10-02 14:20:00,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-10-02 14:20:00,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2019-10-02 14:20:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2019-10-02 14:20:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 162 transitions. [2019-10-02 14:20:00,850 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 162 transitions. Word has length 46 [2019-10-02 14:20:00,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:00,850 INFO L475 AbstractCegarLoop]: Abstraction has 136 states and 162 transitions. [2019-10-02 14:20:00,851 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:20:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 162 transitions. [2019-10-02 14:20:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-02 14:20:00,856 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:00,856 INFO L411 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] [2019-10-02 14:20:00,856 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:00,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:00,857 INFO L82 PathProgramCache]: Analyzing trace with hash 689119196, now seen corresponding path program 1 times [2019-10-02 14:20:00,857 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:00,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:00,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:00,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:00,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:01,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:01,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:20:01,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:20:01,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:20:01,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:20:01,007 INFO L87 Difference]: Start difference. First operand 136 states and 162 transitions. Second operand 3 states. [2019-10-02 14:20:01,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:01,055 INFO L93 Difference]: Finished difference Result 215 states and 255 transitions. [2019-10-02 14:20:01,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:20:01,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-02 14:20:01,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:01,058 INFO L225 Difference]: With dead ends: 215 [2019-10-02 14:20:01,059 INFO L226 Difference]: Without dead ends: 127 [2019-10-02 14:20:01,060 INFO L640 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 [2019-10-02 14:20:01,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-10-02 14:20:01,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-10-02 14:20:01,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-10-02 14:20:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 150 transitions. [2019-10-02 14:20:01,075 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 150 transitions. Word has length 47 [2019-10-02 14:20:01,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:01,076 INFO L475 AbstractCegarLoop]: Abstraction has 127 states and 150 transitions. [2019-10-02 14:20:01,076 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:20:01,076 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2019-10-02 14:20:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-02 14:20:01,078 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:01,079 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:01,079 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:01,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:01,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1659347680, now seen corresponding path program 1 times [2019-10-02 14:20:01,080 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:01,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:01,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:01,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:01,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:01,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:01,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:20:01,249 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:20:01,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:20:01,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:01,250 INFO L87 Difference]: Start difference. First operand 127 states and 150 transitions. Second operand 7 states. [2019-10-02 14:20:01,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:01,705 INFO L93 Difference]: Finished difference Result 383 states and 468 transitions. [2019-10-02 14:20:01,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:20:01,706 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-02 14:20:01,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:01,710 INFO L225 Difference]: With dead ends: 383 [2019-10-02 14:20:01,711 INFO L226 Difference]: Without dead ends: 280 [2019-10-02 14:20:01,712 INFO L640 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 [2019-10-02 14:20:01,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2019-10-02 14:20:01,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2019-10-02 14:20:01,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2019-10-02 14:20:01,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 332 transitions. [2019-10-02 14:20:01,803 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 332 transitions. Word has length 51 [2019-10-02 14:20:01,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:01,803 INFO L475 AbstractCegarLoop]: Abstraction has 272 states and 332 transitions. [2019-10-02 14:20:01,803 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:20:01,803 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 332 transitions. [2019-10-02 14:20:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-02 14:20:01,810 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:01,810 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:01,813 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:01,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:01,814 INFO L82 PathProgramCache]: Analyzing trace with hash -2103406603, now seen corresponding path program 1 times [2019-10-02 14:20:01,814 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:01,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:01,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:01,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:01,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:01,942 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:01,942 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:20:01,942 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:01,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:01,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:01,943 INFO L87 Difference]: Start difference. First operand 272 states and 332 transitions. Second operand 6 states. [2019-10-02 14:20:02,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:02,153 INFO L93 Difference]: Finished difference Result 753 states and 944 transitions. [2019-10-02 14:20:02,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:02,154 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-02 14:20:02,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:02,158 INFO L225 Difference]: With dead ends: 753 [2019-10-02 14:20:02,158 INFO L226 Difference]: Without dead ends: 505 [2019-10-02 14:20:02,161 INFO L640 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 [2019-10-02 14:20:02,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2019-10-02 14:20:02,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 499. [2019-10-02 14:20:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2019-10-02 14:20:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 614 transitions. [2019-10-02 14:20:02,222 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 614 transitions. Word has length 57 [2019-10-02 14:20:02,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:02,223 INFO L475 AbstractCegarLoop]: Abstraction has 499 states and 614 transitions. [2019-10-02 14:20:02,223 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 614 transitions. [2019-10-02 14:20:02,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-02 14:20:02,229 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:02,229 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:02,230 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:02,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:02,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1216252231, now seen corresponding path program 1 times [2019-10-02 14:20:02,234 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:02,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:02,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:02,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:02,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:02,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:02,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:02,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:20:02,380 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:20:02,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:20:02,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:02,381 INFO L87 Difference]: Start difference. First operand 499 states and 614 transitions. Second operand 7 states. [2019-10-02 14:20:03,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:03,089 INFO L93 Difference]: Finished difference Result 1320 states and 1731 transitions. [2019-10-02 14:20:03,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:20:03,090 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-02 14:20:03,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:03,099 INFO L225 Difference]: With dead ends: 1320 [2019-10-02 14:20:03,099 INFO L226 Difference]: Without dead ends: 845 [2019-10-02 14:20:03,101 INFO L640 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 [2019-10-02 14:20:03,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2019-10-02 14:20:03,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 749. [2019-10-02 14:20:03,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2019-10-02 14:20:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 911 transitions. [2019-10-02 14:20:03,176 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 911 transitions. Word has length 61 [2019-10-02 14:20:03,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:03,177 INFO L475 AbstractCegarLoop]: Abstraction has 749 states and 911 transitions. [2019-10-02 14:20:03,177 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:20:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 911 transitions. [2019-10-02 14:20:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-02 14:20:03,183 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:03,183 INFO L411 BasicCegarLoop]: trace histogram [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, 1] [2019-10-02 14:20:03,183 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:03,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:03,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1403376364, now seen corresponding path program 1 times [2019-10-02 14:20:03,184 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:03,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:03,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:03,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:03,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:03,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:03,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:03,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:20:03,272 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:20:03,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:20:03,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:20:03,273 INFO L87 Difference]: Start difference. First operand 749 states and 911 transitions. Second operand 4 states. [2019-10-02 14:20:03,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:03,576 INFO L93 Difference]: Finished difference Result 2772 states and 3584 transitions. [2019-10-02 14:20:03,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:20:03,577 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2019-10-02 14:20:03,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:03,589 INFO L225 Difference]: With dead ends: 2772 [2019-10-02 14:20:03,589 INFO L226 Difference]: Without dead ends: 2047 [2019-10-02 14:20:03,592 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:20:03,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2019-10-02 14:20:03,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 2001. [2019-10-02 14:20:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2001 states. [2019-10-02 14:20:03,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 2001 states and 2521 transitions. [2019-10-02 14:20:03,732 INFO L78 Accepts]: Start accepts. Automaton has 2001 states and 2521 transitions. Word has length 98 [2019-10-02 14:20:03,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:03,733 INFO L475 AbstractCegarLoop]: Abstraction has 2001 states and 2521 transitions. [2019-10-02 14:20:03,733 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:20:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2521 transitions. [2019-10-02 14:20:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-02 14:20:03,737 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:03,737 INFO L411 BasicCegarLoop]: trace histogram [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, 1] [2019-10-02 14:20:03,737 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:03,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:03,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1411135723, now seen corresponding path program 1 times [2019-10-02 14:20:03,738 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:03,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:03,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:03,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:03,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:03,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:03,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:20:03,806 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:03,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:03,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:03,807 INFO L87 Difference]: Start difference. First operand 2001 states and 2521 transitions. Second operand 6 states. [2019-10-02 14:20:03,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:03,929 INFO L93 Difference]: Finished difference Result 4062 states and 5342 transitions. [2019-10-02 14:20:03,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:20:03,930 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2019-10-02 14:20:03,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:03,944 INFO L225 Difference]: With dead ends: 4062 [2019-10-02 14:20:03,944 INFO L226 Difference]: Without dead ends: 2085 [2019-10-02 14:20:03,953 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:03,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2085 states. [2019-10-02 14:20:04,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2085 to 2061. [2019-10-02 14:20:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2061 states. [2019-10-02 14:20:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 2061 states and 2585 transitions. [2019-10-02 14:20:04,086 INFO L78 Accepts]: Start accepts. Automaton has 2061 states and 2585 transitions. Word has length 98 [2019-10-02 14:20:04,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:04,087 INFO L475 AbstractCegarLoop]: Abstraction has 2061 states and 2585 transitions. [2019-10-02 14:20:04,087 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2585 transitions. [2019-10-02 14:20:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-02 14:20:04,093 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:04,093 INFO L411 BasicCegarLoop]: trace histogram [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, 1] [2019-10-02 14:20:04,094 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:04,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:04,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1990345235, now seen corresponding path program 1 times [2019-10-02 14:20:04,094 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:04,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:04,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:04,096 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:04,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:04,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:04,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:20:04,238 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:20:04,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:20:04,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:20:04,239 INFO L87 Difference]: Start difference. First operand 2061 states and 2585 transitions. Second operand 8 states. [2019-10-02 14:20:04,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:04,375 INFO L93 Difference]: Finished difference Result 3744 states and 4844 transitions. [2019-10-02 14:20:04,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:04,377 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2019-10-02 14:20:04,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:04,408 INFO L225 Difference]: With dead ends: 3744 [2019-10-02 14:20:04,409 INFO L226 Difference]: Without dead ends: 1707 [2019-10-02 14:20:04,422 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:20:04,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2019-10-02 14:20:04,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1707. [2019-10-02 14:20:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2019-10-02 14:20:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2111 transitions. [2019-10-02 14:20:04,584 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2111 transitions. Word has length 98 [2019-10-02 14:20:04,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:04,584 INFO L475 AbstractCegarLoop]: Abstraction has 1707 states and 2111 transitions. [2019-10-02 14:20:04,585 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:20:04,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2111 transitions. [2019-10-02 14:20:04,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-10-02 14:20:04,592 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:04,592 INFO L411 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2019-10-02 14:20:04,593 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:04,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:04,594 INFO L82 PathProgramCache]: Analyzing trace with hash 860662504, now seen corresponding path program 1 times [2019-10-02 14:20:04,594 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:04,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:04,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:04,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:04,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:20:04,853 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:04,854 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:20:04,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:05,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:20:05,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:05,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:05,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:20:05,272 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:20:05,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:20:05,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:20:05,273 INFO L87 Difference]: Start difference. First operand 1707 states and 2111 transitions. Second operand 19 states. [2019-10-02 14:20:06,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:06,985 INFO L93 Difference]: Finished difference Result 3360 states and 4202 transitions. [2019-10-02 14:20:06,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:20:06,985 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2019-10-02 14:20:06,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:06,998 INFO L225 Difference]: With dead ends: 3360 [2019-10-02 14:20:06,999 INFO L226 Difference]: Without dead ends: 1677 [2019-10-02 14:20:07,004 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:20:07,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2019-10-02 14:20:07,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1677. [2019-10-02 14:20:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1677 states. [2019-10-02 14:20:07,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2029 transitions. [2019-10-02 14:20:07,116 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2029 transitions. Word has length 102 [2019-10-02 14:20:07,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:07,119 INFO L475 AbstractCegarLoop]: Abstraction has 1677 states and 2029 transitions. [2019-10-02 14:20:07,119 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:20:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2029 transitions. [2019-10-02 14:20:07,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-02 14:20:07,128 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:07,128 INFO L411 BasicCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:07,129 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:07,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:07,129 INFO L82 PathProgramCache]: Analyzing trace with hash -1025619864, now seen corresponding path program 1 times [2019-10-02 14:20:07,130 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:07,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:07,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:07,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:07,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:07,341 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-02 14:20:07,341 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:07,341 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:20:07,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:07,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:20:07,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-02 14:20:07,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:07,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:20:07,857 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:20:07,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:20:07,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:20:07,858 INFO L87 Difference]: Start difference. First operand 1677 states and 2029 transitions. Second operand 19 states. [2019-10-02 14:20:09,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:09,393 INFO L93 Difference]: Finished difference Result 2847 states and 3509 transitions. [2019-10-02 14:20:09,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:20:09,394 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2019-10-02 14:20:09,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:09,395 INFO L225 Difference]: With dead ends: 2847 [2019-10-02 14:20:09,395 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:20:09,402 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:20:09,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:20:09,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:20:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:20:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:20:09,404 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2019-10-02 14:20:09,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:09,404 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:20:09,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:20:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:20:09,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:20:09,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:20:11,168 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2019-10-02 14:20:11,579 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2019-10-02 14:20:11,759 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2019-10-02 14:20:12,140 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 35 [2019-10-02 14:20:12,610 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 22 [2019-10-02 14:20:12,784 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 17 [2019-10-02 14:20:13,016 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2019-10-02 14:20:13,271 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 19 [2019-10-02 14:20:13,685 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 31 [2019-10-02 14:20:13,976 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 19 [2019-10-02 14:20:14,489 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2019-10-02 14:20:14,560 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-02 14:20:14,560 INFO L443 ceAbstractionStarter]: For program point L576-2(lines 576 597) no Hoare annotation was computed. [2019-10-02 14:20:14,560 INFO L443 ceAbstractionStarter]: For program point L598(lines 575 599) no Hoare annotation was computed. [2019-10-02 14:20:14,560 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 551 606) no Hoare annotation was computed. [2019-10-02 14:20:14,560 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 551 606) no Hoare annotation was computed. [2019-10-02 14:20:14,560 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 586) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 582 586) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 551 606) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L639(lines 639 643) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L639-1(lines 639 643) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L633-2(lines 633 658) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 607 666) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L659(lines 632 660) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 607 666) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L652(line 652) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point L652-1(line 652) no Hoare annotation was computed. [2019-10-02 14:20:14,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 607 666) no Hoare annotation was computed. [2019-10-02 14:20:14,562 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2019-10-02 14:20:14,562 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-02 14:20:14,562 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2019-10-02 14:20:14,562 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2019-10-02 14:20:14,562 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2019-10-02 14:20:14,562 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 937 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,563 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 937 959) no Hoare annotation was computed. [2019-10-02 14:20:14,563 INFO L439 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 1) (= main_~tmp~9 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,563 INFO L439 ceAbstractionStarter]: At program point L949-1(line 949) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~9 1) (= main_~tmp~9 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,563 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 954) no Hoare annotation was computed. [2019-10-02 14:20:14,563 INFO L443 ceAbstractionStarter]: For program point L947-1(lines 947 954) no Hoare annotation was computed. [2019-10-02 14:20:14,563 INFO L443 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2019-10-02 14:20:14,564 INFO L439 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,564 INFO L439 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,564 INFO L439 ceAbstractionStarter]: At program point L943-1(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,564 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 937 959) no Hoare annotation was computed. [2019-10-02 14:20:14,564 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 896 919) no Hoare annotation was computed. [2019-10-02 14:20:14,564 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 896 919) no Hoare annotation was computed. [2019-10-02 14:20:14,564 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 896 919) no Hoare annotation was computed. [2019-10-02 14:20:14,564 INFO L443 ceAbstractionStarter]: For program point L914(line 914) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L913(line 913) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L911(line 911) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L909(line 909) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2019-10-02 14:20:14,565 INFO L443 ceAbstractionStarter]: For program point L904(line 904) no Hoare annotation was computed. [2019-10-02 14:20:14,566 INFO L443 ceAbstractionStarter]: For program point L903(line 903) no Hoare annotation was computed. [2019-10-02 14:20:14,566 INFO L443 ceAbstractionStarter]: For program point L902(line 902) no Hoare annotation was computed. [2019-10-02 14:20:14,566 INFO L443 ceAbstractionStarter]: For program point L901(line 901) no Hoare annotation was computed. [2019-10-02 14:20:14,566 INFO L439 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-10-02 14:20:14,566 INFO L443 ceAbstractionStarter]: For program point L275-1(lines 256 280) no Hoare annotation was computed. [2019-10-02 14:20:14,566 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 256 280) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:14,566 INFO L439 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= processEnvironment__wrappee__methaneQuery_~tmp~1 0)) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:14,566 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 256 280) no Hoare annotation was computed. [2019-10-02 14:20:14,567 INFO L439 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 ~waterLevel~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2)))) [2019-10-02 14:20:14,567 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 272) no Hoare annotation was computed. [2019-10-02 14:20:14,567 INFO L439 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:14,567 INFO L443 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2019-10-02 14:20:14,567 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 277) no Hoare annotation was computed. [2019-10-02 14:20:14,567 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 415 429) no Hoare annotation was computed. [2019-10-02 14:20:14,567 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 415 429) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse4 .cse3) (or .cse5 .cse6 .cse7) (or .cse7 .cse6 .cse2))) [2019-10-02 14:20:14,567 INFO L439 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (let ((.cse3 (not (= |old(~systemActive~0)| 1))) (.cse2 (= 1 ~systemActive~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2019-10-02 14:20:14,567 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 415 429) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 351 359) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 351 359) the Hoare annotation is: true [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 351 359) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 387) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L379-2(lines 379 387) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L367(lines 367 375) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 360 395) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L367-2(lines 367 375) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 360 395) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point L390-1(line 390) no Hoare annotation was computed. [2019-10-02 14:20:14,568 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 360 395) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 505 550) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 505 550) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 505 550) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 852) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point L832-1(lines 832 852) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 818 863) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 818 863) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point L838(lines 838 845) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 818 863) no Hoare annotation was computed. [2019-10-02 14:20:14,569 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 927 936) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 927 936) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 927 936) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 340 350) the Hoare annotation is: true [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 340 350) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L446 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: true [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 340 350) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 332 339) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 332 339) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 332 339) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point L205(lines 205 211) no Hoare annotation was computed. [2019-10-02 14:20:14,570 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 201 214) no Hoare annotation was computed. [2019-10-02 14:20:14,571 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 201 214) the Hoare annotation is: true [2019-10-02 14:20:14,571 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 201 214) no Hoare annotation was computed. [2019-10-02 14:20:14,571 INFO L439 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse4 .cse1 .cse2) (or .cse3 .cse0 .cse1))) [2019-10-02 14:20:14,571 INFO L443 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2019-10-02 14:20:14,571 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 303) no Hoare annotation was computed. [2019-10-02 14:20:14,571 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 282 306) no Hoare annotation was computed. [2019-10-02 14:20:14,571 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 282 306) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:14,571 INFO L439 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-10-02 14:20:14,571 INFO L443 ceAbstractionStarter]: For program point L301-1(lines 282 306) no Hoare annotation was computed. [2019-10-02 14:20:14,571 INFO L439 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2019-10-02 14:20:14,572 INFO L439 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2019-10-02 14:20:14,572 INFO L443 ceAbstractionStarter]: For program point L290(lines 290 298) no Hoare annotation was computed. [2019-10-02 14:20:14,572 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 248 254) no Hoare annotation was computed. [2019-10-02 14:20:14,572 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 248 254) the Hoare annotation is: true [2019-10-02 14:20:14,572 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 432 497) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,572 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 448) no Hoare annotation was computed. [2019-10-02 14:20:14,572 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 432 497) no Hoare annotation was computed. [2019-10-02 14:20:14,572 INFO L439 ceAbstractionStarter]: At program point L490(lines 441 491) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:14,572 INFO L439 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2019-10-02 14:20:14,572 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L439 ceAbstractionStarter]: At program point L478-1(lines 472 485) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point L443(lines 442 489) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 485) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L439 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point L462(lines 462 468) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 462 468) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L439 ceAbstractionStarter]: At program point L487(lines 442 489) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-10-02 14:20:14,573 INFO L439 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2019-10-02 14:20:14,573 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 432 497) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 772 817) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 799) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 772 817) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point L786(lines 786 806) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point L786-1(lines 786 806) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 772 817) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 307 314) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 307 314) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 307 314) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point L177(lines 177 185) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point L177-2(lines 177 185) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 169 191) no Hoare annotation was computed. [2019-10-02 14:20:14,574 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 169 191) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 169 191) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 82 91) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 82 91) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 82 91) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 669 771) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point L698(lines 698 714) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 765) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point L719(lines 718 738) no Hoare annotation was computed. [2019-10-02 14:20:14,575 INFO L443 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point L715(lines 715 756) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 669 771) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point L734(line 734) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point L734-1(line 734) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 768) no Hoare annotation was computed. [2019-10-02 14:20:14,576 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 669 771) no Hoare annotation was computed. [2019-10-02 14:20:14,577 INFO L443 ceAbstractionStarter]: For program point L720(lines 720 724) no Hoare annotation was computed. [2019-10-02 14:20:14,577 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 738) no Hoare annotation was computed. [2019-10-02 14:20:14,577 INFO L443 ceAbstractionStarter]: For program point L739(lines 717 740) no Hoare annotation was computed. [2019-10-02 14:20:14,577 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,577 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-02 14:20:14,577 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,577 INFO L439 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:20:14,578 INFO L443 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2019-10-02 14:20:14,578 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 315 331) no Hoare annotation was computed. [2019-10-02 14:20:14,578 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 315 331) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:20:14,578 INFO L439 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2019-10-02 14:20:14,578 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 315 331) no Hoare annotation was computed. [2019-10-02 14:20:14,578 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2019-10-02 14:20:14,578 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 192 200) no Hoare annotation was computed. [2019-10-02 14:20:14,579 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 192 200) no Hoare annotation was computed. [2019-10-02 14:20:14,579 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 192 200) no Hoare annotation was computed. [2019-10-02 14:20:14,579 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 396 414) no Hoare annotation was computed. [2019-10-02 14:20:14,579 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 396 414) the Hoare annotation is: true [2019-10-02 14:20:14,579 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 409) no Hoare annotation was computed. [2019-10-02 14:20:14,579 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 396 414) no Hoare annotation was computed. [2019-10-02 14:20:14,579 INFO L446 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: true [2019-10-02 14:20:14,579 INFO L443 ceAbstractionStarter]: For program point L405-2(lines 405 409) no Hoare annotation was computed. [2019-10-02 14:20:14,580 INFO L443 ceAbstractionStarter]: For program point L403-1(line 403) no Hoare annotation was computed. [2019-10-02 14:20:14,580 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 148 159) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2))) [2019-10-02 14:20:14,580 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 148 159) no Hoare annotation was computed. [2019-10-02 14:20:14,580 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 148 159) no Hoare annotation was computed. [2019-10-02 14:20:14,580 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,580 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,580 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,581 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 160 168) the Hoare annotation is: true [2019-10-02 14:20:14,581 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 160 168) no Hoare annotation was computed. [2019-10-02 14:20:14,581 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 160 168) no Hoare annotation was computed. [2019-10-02 14:20:14,581 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 224 247) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| 1)) (.cse8 (= 1 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse8)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not .cse0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5) (or .cse0 .cse6 .cse3 (and .cse2 .cse7)) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse1 .cse3) (or .cse6 (and .cse8 .cse7) .cse9 .cse3) (or .cse4 .cse0 .cse6 .cse2) (or .cse4 .cse6 .cse7) (or .cse4 .cse6 .cse8 .cse9)))) [2019-10-02 14:20:14,581 INFO L439 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse1 (= 1 ~waterLevel~0))) (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= ~systemActive~0 0)) (.cse9 (not .cse1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5) (or .cse4 .cse6 .cse7) (or .cse7 .cse6 .cse3) (or .cse4 .cse8 .cse0 .cse9) (or .cse8 .cse0 .cse3 .cse9) (or .cse5 .cse0 .cse3) (or .cse4 .cse0 .cse1 .cse2)))) [2019-10-02 14:20:14,582 INFO L439 ceAbstractionStarter]: At program point L235(lines 235 241) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0))) (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse9 (not .cse4))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 ~methaneLevelCritical~0) .cse9 (not (= 0 ~systemActive~0)))) (.cse0 (= ~systemActive~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse8))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 .cse2) (or .cse3 (and .cse4 .cse5) .cse6 .cse1) (or .cse7 .cse8 .cse3 .cse9) (or .cse8 .cse3 .cse1 (and .cse9 .cse5) .cse2) (or .cse7 .cse3 .cse5) (or .cse7 .cse0 .cse5) (or .cse7 .cse3 .cse4 .cse6))))) [2019-10-02 14:20:14,582 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 224 247) no Hoare annotation was computed. [2019-10-02 14:20:14,582 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 224 247) no Hoare annotation was computed. [2019-10-02 14:20:14,582 INFO L439 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= ~systemActive~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse3 .cse2 .cse4) (or .cse1 .cse4))) [2019-10-02 14:20:14,582 INFO L443 ceAbstractionStarter]: For program point L228(lines 227 246) no Hoare annotation was computed. [2019-10-02 14:20:14,582 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 866 895) no Hoare annotation was computed. [2019-10-02 14:20:14,582 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 866 895) the Hoare annotation is: true [2019-10-02 14:20:14,582 INFO L446 ceAbstractionStarter]: At program point L891(lines 866 895) the Hoare annotation is: true [2019-10-02 14:20:14,583 INFO L443 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2019-10-02 14:20:14,583 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2019-10-02 14:20:14,583 INFO L446 ceAbstractionStarter]: At program point L880-1(lines 880 884) the Hoare annotation is: true [2019-10-02 14:20:14,583 INFO L443 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2019-10-02 14:20:14,583 INFO L446 ceAbstractionStarter]: At program point L876-2(lines 876 890) the Hoare annotation is: true [2019-10-02 14:20:14,583 INFO L446 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2019-10-02 14:20:14,583 INFO L443 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2019-10-02 14:20:14,583 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 124 135) no Hoare annotation was computed. [2019-10-02 14:20:14,584 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 124 135) the Hoare annotation is: true [2019-10-02 14:20:14,584 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 124 135) no Hoare annotation was computed. [2019-10-02 14:20:14,584 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 920 926) no Hoare annotation was computed. [2019-10-02 14:20:14,584 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 920 926) the Hoare annotation is: true [2019-10-02 14:20:14,584 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,584 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:20:14,584 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:20:14,585 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:14,585 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 136 147) no Hoare annotation was computed. [2019-10-02 14:20:14,585 INFO L443 ceAbstractionStarter]: For program point L140-1(lines 136 147) no Hoare annotation was computed. [2019-10-02 14:20:14,585 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 136 147) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:14,585 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 69 76) no Hoare annotation was computed. [2019-10-02 14:20:14,585 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 69 76) the Hoare annotation is: true [2019-10-02 14:20:14,585 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2019-10-02 14:20:14,586 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 69 76) no Hoare annotation was computed. [2019-10-02 14:20:14,586 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-10-02 14:20:14,586 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2019-10-02 14:20:14,586 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-10-02 14:20:14,586 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-10-02 14:20:14,586 INFO L439 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2019-10-02 14:20:14,586 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-10-02 14:20:14,587 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-10-02 14:20:14,587 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-10-02 14:20:14,587 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-10-02 14:20:14,587 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-10-02 14:20:14,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:20:14 BoogieIcfgContainer [2019-10-02 14:20:14,602 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:20:14,604 INFO L168 Benchmark]: Toolchain (without parser) took 16245.76 ms. Allocated memory was 132.1 MB in the beginning and 523.8 MB in the end (delta: 391.6 MB). Free memory was 86.3 MB in the beginning and 362.2 MB in the end (delta: -275.9 MB). Peak memory consumption was 337.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:14,605 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-02 14:20:14,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.64 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.1 MB in the beginning and 163.2 MB in the end (delta: -77.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:14,607 INFO L168 Benchmark]: Boogie Preprocessor took 88.24 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 159.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:14,608 INFO L168 Benchmark]: RCFGBuilder took 1119.59 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 158.9 MB in the beginning and 190.2 MB in the end (delta: -31.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:14,609 INFO L168 Benchmark]: TraceAbstraction took 14355.11 ms. Allocated memory was 222.3 MB in the beginning and 523.8 MB in the end (delta: 301.5 MB). Free memory was 190.2 MB in the beginning and 362.2 MB in the end (delta: -172.0 MB). Peak memory consumption was 351.6 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:14,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.64 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.1 MB in the beginning and 163.2 MB in the end (delta: -77.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.24 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 159.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1119.59 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 158.9 MB in the beginning and 190.2 MB in the end (delta: -31.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14355.11 ms. Allocated memory was 222.3 MB in the beginning and 523.8 MB in the end (delta: 301.5 MB). Free memory was 190.2 MB in the beginning and 362.2 MB in the end (delta: -172.0 MB). Peak memory consumption was 351.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: 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: 442]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0)) || ((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && !(0 == systemActive)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 238 locations, 1 error locations. SAFE Result, 14.2s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 5.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1869 SDtfs, 1357 SDslu, 7456 SDs, 0 SdLazy, 2984 SolverSat, 228 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 383 GetRequests, 281 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2061occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 180 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 4316 PreInvPairs, 4555 NumberOfFragments, 1753 HoareAnnotationTreeSize, 4316 FomulaSimplifications, 4167 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 13803 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1066 NumberOfCodeBlocks, 1066 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1054 ConstructedInterpolants, 0 QuantifiedInterpolants, 168682 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1666 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...