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_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:06:40,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:06:40,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:06:40,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:06:40,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:06:40,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:06:40,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:06:40,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:06:40,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:06:40,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:06:40,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:06:40,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:06:40,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:06:40,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:06:40,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:06:40,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:06:40,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:06:40,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:06:40,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:06:40,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:06:40,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:06:40,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:06:40,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:06:40,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:06:40,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:06:40,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:06:40,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:06:40,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:06:40,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:06:40,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:06:40,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:06:40,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:06:40,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:06:40,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:06:40,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:06:40,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:06:40,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:06:40,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:06:40,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:06:40,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:06:40,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:06:40,189 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 [2019-09-08 06:06:40,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:06:40,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:06:40,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:06:40,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:06:40,206 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:06:40,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:06:40,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:06:40,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:06:40,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:06:40,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:06:40,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:06:40,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:06:40,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:06:40,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:06:40,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:06:40,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:06:40,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:06:40,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:06:40,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:06:40,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:06:40,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:06:40,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:06:40,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:06:40,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:06:40,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:06:40,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:06:40,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:06:40,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:06:40,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:06:40,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:06:40,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:06:40,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:06:40,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:06:40,259 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:06:40,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-08 06:06:40,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15471a216/ae7c36083e8747148b62ae064e2e21cf/FLAG79fae8c7a [2019-09-08 06:06:40,830 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:06:40,831 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-08 06:06:40,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15471a216/ae7c36083e8747148b62ae064e2e21cf/FLAG79fae8c7a [2019-09-08 06:06:41,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15471a216/ae7c36083e8747148b62ae064e2e21cf [2019-09-08 06:06:41,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:06:41,171 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:06:41,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:06:41,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:06:41,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:06:41,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:41,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5d63e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41, skipping insertion in model container [2019-09-08 06:06:41,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:41,187 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:06:41,246 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:06:41,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:06:41,753 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:06:41,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:06:41,919 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:06:41,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41 WrapperNode [2019-09-08 06:06:41,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:06:41,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:06:41,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:06:41,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:06:41,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:41,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:41,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:41,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:42,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:42,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:42,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (1/1) ... [2019-09-08 06:06:42,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:06:42,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:06:42,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:06:42,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:06:42,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (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 [2019-09-08 06:06:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:06:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:06:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:06:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:06:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:06:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:06:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:06:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:06:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:06:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:06:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:06:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:06:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:06:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:06:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:06:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-08 06:06:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-08 06:06:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:06:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:06:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:06:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:06:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:06:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:06:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:06:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:06:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:06:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:06:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:06:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:06:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:06:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:06:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:06:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:06:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:06:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:06:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:06:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-08 06:06:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-08 06:06:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-08 06:06:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:06:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:06:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:06:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:06:42,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:06:42,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:06:42,127 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:06:42,128 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:06:42,128 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:06:42,128 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:06:42,128 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:06:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:06:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:06:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:06:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:06:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:06:42,129 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:06:42,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:06:42,131 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:06:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:06:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:06:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:06:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:06:42,132 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:06:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:06:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-08 06:06:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:06:42,133 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:06:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:06:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-08 06:06:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:06:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:06:42,134 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:06:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:06:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:06:42,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:06:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:06:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:06:42,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:06:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:06:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:06:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:06:42,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:06:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:06:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:06:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:06:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-08 06:06:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-08 06:06:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:06:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:06:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:06:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:06:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:06:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:06:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:06:43,186 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:06:43,187 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:06:43,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:06:43 BoogieIcfgContainer [2019-09-08 06:06:43,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:06:43,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:06:43,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:06:43,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:06:43,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:06:41" (1/3) ... [2019-09-08 06:06:43,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c7ba7a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:06:43, skipping insertion in model container [2019-09-08 06:06:43,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:06:41" (2/3) ... [2019-09-08 06:06:43,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c7ba7a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:06:43, skipping insertion in model container [2019-09-08 06:06:43,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:06:43" (3/3) ... [2019-09-08 06:06:43,197 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60.cil.c [2019-09-08 06:06:43,207 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:06:43,215 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:06:43,231 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:06:43,256 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:06:43,256 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:06:43,257 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:06:43,257 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:06:43,257 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:06:43,257 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:06:43,257 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:06:43,257 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:06:43,258 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:06:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2019-09-08 06:06:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-08 06:06:43,289 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:43,290 INFO L399 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] [2019-09-08 06:06:43,292 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:43,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:43,298 INFO L82 PathProgramCache]: Analyzing trace with hash -868868404, now seen corresponding path program 1 times [2019-09-08 06:06:43,299 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:43,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:43,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:43,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:43,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:43,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:43,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:06:43,648 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:06:43,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:06:43,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:06:43,661 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2019-09-08 06:06:43,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:43,702 INFO L93 Difference]: Finished difference Result 300 states and 369 transitions. [2019-09-08 06:06:43,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:06:43,704 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-08 06:06:43,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:43,717 INFO L225 Difference]: With dead ends: 300 [2019-09-08 06:06:43,718 INFO L226 Difference]: Without dead ends: 150 [2019-09-08 06:06:43,722 INFO L628 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 [2019-09-08 06:06:43,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-09-08 06:06:43,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-09-08 06:06:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-09-08 06:06:43,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 176 transitions. [2019-09-08 06:06:43,780 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 176 transitions. Word has length 46 [2019-09-08 06:06:43,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:43,780 INFO L475 AbstractCegarLoop]: Abstraction has 150 states and 176 transitions. [2019-09-08 06:06:43,780 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:06:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 176 transitions. [2019-09-08 06:06:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-08 06:06:43,784 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:43,784 INFO L399 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] [2019-09-08 06:06:43,785 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:43,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:43,785 INFO L82 PathProgramCache]: Analyzing trace with hash -276167130, now seen corresponding path program 1 times [2019-09-08 06:06:43,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:43,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:43,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:43,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:43,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:43,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:43,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:43,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:06:43,901 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:06:43,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:06:43,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:06:43,902 INFO L87 Difference]: Start difference. First operand 150 states and 176 transitions. Second operand 3 states. [2019-09-08 06:06:43,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:43,949 INFO L93 Difference]: Finished difference Result 239 states and 279 transitions. [2019-09-08 06:06:43,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:06:43,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-08 06:06:43,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:43,952 INFO L225 Difference]: With dead ends: 239 [2019-09-08 06:06:43,953 INFO L226 Difference]: Without dead ends: 141 [2019-09-08 06:06:43,954 INFO L628 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 [2019-09-08 06:06:43,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-09-08 06:06:43,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-09-08 06:06:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-09-08 06:06:43,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 164 transitions. [2019-09-08 06:06:43,979 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 164 transitions. Word has length 47 [2019-09-08 06:06:43,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:43,981 INFO L475 AbstractCegarLoop]: Abstraction has 141 states and 164 transitions. [2019-09-08 06:06:43,981 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:06:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2019-09-08 06:06:43,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 06:06:43,984 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:43,984 INFO L399 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] [2019-09-08 06:06:43,987 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:43,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:43,988 INFO L82 PathProgramCache]: Analyzing trace with hash 106155889, now seen corresponding path program 1 times [2019-09-08 06:06:43,988 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:43,988 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:43,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:43,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:43,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:44,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:44,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:44,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:06:44,190 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:06:44,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:06:44,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:06:44,191 INFO L87 Difference]: Start difference. First operand 141 states and 164 transitions. Second operand 7 states. [2019-09-08 06:06:44,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:44,694 INFO L93 Difference]: Finished difference Result 425 states and 512 transitions. [2019-09-08 06:06:44,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:06:44,696 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-09-08 06:06:44,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:44,704 INFO L225 Difference]: With dead ends: 425 [2019-09-08 06:06:44,705 INFO L226 Difference]: Without dead ends: 308 [2019-09-08 06:06:44,710 INFO L628 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 [2019-09-08 06:06:44,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2019-09-08 06:06:44,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 296. [2019-09-08 06:06:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-09-08 06:06:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 356 transitions. [2019-09-08 06:06:44,796 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 356 transitions. Word has length 52 [2019-09-08 06:06:44,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:44,797 INFO L475 AbstractCegarLoop]: Abstraction has 296 states and 356 transitions. [2019-09-08 06:06:44,797 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:06:44,797 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 356 transitions. [2019-09-08 06:06:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-08 06:06:44,805 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:44,805 INFO L399 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] [2019-09-08 06:06:44,805 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:44,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:44,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1448124188, now seen corresponding path program 1 times [2019-09-08 06:06:44,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:44,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:44,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:44,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:44,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:44,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:44,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:06:44,945 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:06:44,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:06:44,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:06:44,946 INFO L87 Difference]: Start difference. First operand 296 states and 356 transitions. Second operand 6 states. [2019-09-08 06:06:45,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:45,176 INFO L93 Difference]: Finished difference Result 825 states and 1016 transitions. [2019-09-08 06:06:45,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:06:45,177 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-09-08 06:06:45,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:45,184 INFO L225 Difference]: With dead ends: 825 [2019-09-08 06:06:45,187 INFO L226 Difference]: Without dead ends: 553 [2019-09-08 06:06:45,189 INFO L628 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 [2019-09-08 06:06:45,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2019-09-08 06:06:45,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 547. [2019-09-08 06:06:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2019-09-08 06:06:45,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 662 transitions. [2019-09-08 06:06:45,253 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 662 transitions. Word has length 57 [2019-09-08 06:06:45,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:45,254 INFO L475 AbstractCegarLoop]: Abstraction has 547 states and 662 transitions. [2019-09-08 06:06:45,254 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:06:45,254 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 662 transitions. [2019-09-08 06:06:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-09-08 06:06:45,257 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:45,257 INFO L399 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] [2019-09-08 06:06:45,257 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:45,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:45,258 INFO L82 PathProgramCache]: Analyzing trace with hash -432580704, now seen corresponding path program 1 times [2019-09-08 06:06:45,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:45,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:45,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:45,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:45,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:45,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:06:45,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:45,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:06:45,380 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:06:45,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:06:45,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:06:45,383 INFO L87 Difference]: Start difference. First operand 547 states and 662 transitions. Second operand 7 states. [2019-09-08 06:06:46,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:46,096 INFO L93 Difference]: Finished difference Result 1406 states and 1819 transitions. [2019-09-08 06:06:46,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 06:06:46,097 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-09-08 06:06:46,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:46,105 INFO L225 Difference]: With dead ends: 1406 [2019-09-08 06:06:46,106 INFO L226 Difference]: Without dead ends: 883 [2019-09-08 06:06:46,108 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:06:46,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2019-09-08 06:06:46,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 785. [2019-09-08 06:06:46,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2019-09-08 06:06:46,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 947 transitions. [2019-09-08 06:06:46,178 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 947 transitions. Word has length 61 [2019-09-08 06:06:46,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:46,179 INFO L475 AbstractCegarLoop]: Abstraction has 785 states and 947 transitions. [2019-09-08 06:06:46,179 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:06:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 947 transitions. [2019-09-08 06:06:46,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-09-08 06:06:46,183 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:46,184 INFO L399 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] [2019-09-08 06:06:46,184 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:46,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:46,184 INFO L82 PathProgramCache]: Analyzing trace with hash -2030363971, now seen corresponding path program 1 times [2019-09-08 06:06:46,185 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:46,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:46,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:46,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:46,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:46,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:46,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:06:46,322 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:06:46,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:06:46,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:06:46,322 INFO L87 Difference]: Start difference. First operand 785 states and 947 transitions. Second operand 6 states. [2019-09-08 06:06:46,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:46,389 INFO L93 Difference]: Finished difference Result 1574 states and 1958 transitions. [2019-09-08 06:06:46,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:06:46,390 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2019-09-08 06:06:46,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:46,397 INFO L225 Difference]: With dead ends: 1574 [2019-09-08 06:06:46,397 INFO L226 Difference]: Without dead ends: 813 [2019-09-08 06:06:46,400 INFO L628 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 [2019-09-08 06:06:46,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2019-09-08 06:06:46,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 805. [2019-09-08 06:06:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2019-09-08 06:06:46,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2019-09-08 06:06:46,446 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 99 [2019-09-08 06:06:46,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:46,446 INFO L475 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2019-09-08 06:06:46,446 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:06:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2019-09-08 06:06:46,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-09-08 06:06:46,450 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:46,450 INFO L399 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] [2019-09-08 06:06:46,451 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:46,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:46,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1136877633, now seen corresponding path program 1 times [2019-09-08 06:06:46,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:46,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:46,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:46,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:46,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:46,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:46,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 06:06:46,584 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:06:46,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:06:46,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:06:46,584 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 8 states. [2019-09-08 06:06:46,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:46,640 INFO L93 Difference]: Finished difference Result 1614 states and 1998 transitions. [2019-09-08 06:06:46,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:06:46,640 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2019-09-08 06:06:46,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:46,646 INFO L225 Difference]: With dead ends: 1614 [2019-09-08 06:06:46,646 INFO L226 Difference]: Without dead ends: 833 [2019-09-08 06:06:46,648 INFO L628 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 [2019-09-08 06:06:46,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2019-09-08 06:06:46,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 821. [2019-09-08 06:06:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2019-09-08 06:06:46,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 983 transitions. [2019-09-08 06:06:46,700 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 983 transitions. Word has length 99 [2019-09-08 06:06:46,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:46,701 INFO L475 AbstractCegarLoop]: Abstraction has 821 states and 983 transitions. [2019-09-08 06:06:46,701 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:06:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 983 transitions. [2019-09-08 06:06:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-09-08 06:06:46,703 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:46,703 INFO L399 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] [2019-09-08 06:06:46,704 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:46,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:46,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1144636992, now seen corresponding path program 1 times [2019-09-08 06:06:46,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:46,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:46,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:46,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:46,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:46,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:46,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:46,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 06:06:46,837 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 06:06:46,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 06:06:46,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:06:46,839 INFO L87 Difference]: Start difference. First operand 821 states and 983 transitions. Second operand 4 states. [2019-09-08 06:06:47,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:47,114 INFO L93 Difference]: Finished difference Result 2603 states and 3266 transitions. [2019-09-08 06:06:47,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 06:06:47,116 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2019-09-08 06:06:47,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:47,128 INFO L225 Difference]: With dead ends: 2603 [2019-09-08 06:06:47,128 INFO L226 Difference]: Without dead ends: 1806 [2019-09-08 06:06:47,133 INFO L628 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 [2019-09-08 06:06:47,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2019-09-08 06:06:47,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1775. [2019-09-08 06:06:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2019-09-08 06:06:47,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2179 transitions. [2019-09-08 06:06:47,252 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2179 transitions. Word has length 99 [2019-09-08 06:06:47,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:47,252 INFO L475 AbstractCegarLoop]: Abstraction has 1775 states and 2179 transitions. [2019-09-08 06:06:47,253 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 06:06:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2179 transitions. [2019-09-08 06:06:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-09-08 06:06:47,257 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:47,257 INFO L399 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, 1] [2019-09-08 06:06:47,257 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:47,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:47,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1694878310, now seen corresponding path program 1 times [2019-09-08 06:06:47,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:47,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:47,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:47,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:47,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-08 06:06:47,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:06:47,389 INFO L223 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 [2019-09-08 06:06:47,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:47,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:06:47,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:06:47,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-09-08 06:06:47,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:06:47,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:06:47,727 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:06:47,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:06:47,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:06:47,729 INFO L87 Difference]: Start difference. First operand 1775 states and 2179 transitions. Second operand 19 states. [2019-09-08 06:06:49,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:49,054 INFO L93 Difference]: Finished difference Result 3496 states and 4338 transitions. [2019-09-08 06:06:49,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:06:49,055 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2019-09-08 06:06:49,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:49,065 INFO L225 Difference]: With dead ends: 3496 [2019-09-08 06:06:49,065 INFO L226 Difference]: Without dead ends: 1745 [2019-09-08 06:06:49,071 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-08 06:06:49,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1745 states. [2019-09-08 06:06:49,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1745 to 1745. [2019-09-08 06:06:49,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1745 states. [2019-09-08 06:06:49,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1745 states and 2097 transitions. [2019-09-08 06:06:49,189 INFO L78 Accepts]: Start accepts. Automaton has 1745 states and 2097 transitions. Word has length 103 [2019-09-08 06:06:49,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:49,190 INFO L475 AbstractCegarLoop]: Abstraction has 1745 states and 2097 transitions. [2019-09-08 06:06:49,190 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:06:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2097 transitions. [2019-09-08 06:06:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-09-08 06:06:49,198 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:49,198 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:49,198 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:49,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:49,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1454051763, now seen corresponding path program 1 times [2019-09-08 06:06:49,199 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:49,199 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:49,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:49,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:49,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:49,346 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-08 06:06:49,347 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:06:49,347 INFO L223 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 [2019-09-08 06:06:49,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:49,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 06:06:49,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:06:49,612 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:49,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:06:49,626 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-08 06:06:49,626 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:06:49,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:06:49,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:06:49,627 INFO L87 Difference]: Start difference. First operand 1745 states and 2097 transitions. Second operand 6 states. [2019-09-08 06:06:50,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:50,482 INFO L93 Difference]: Finished difference Result 4005 states and 5081 transitions. [2019-09-08 06:06:50,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:06:50,483 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 161 [2019-09-08 06:06:50,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:50,506 INFO L225 Difference]: With dead ends: 4005 [2019-09-08 06:06:50,507 INFO L226 Difference]: Without dead ends: 2608 [2019-09-08 06:06:50,515 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:06:50,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2608 states. [2019-09-08 06:06:50,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2608 to 2271. [2019-09-08 06:06:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2271 states. [2019-09-08 06:06:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 2271 states and 2745 transitions. [2019-09-08 06:06:50,681 INFO L78 Accepts]: Start accepts. Automaton has 2271 states and 2745 transitions. Word has length 161 [2019-09-08 06:06:50,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:50,682 INFO L475 AbstractCegarLoop]: Abstraction has 2271 states and 2745 transitions. [2019-09-08 06:06:50,682 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:06:50,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2745 transitions. [2019-09-08 06:06:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-09-08 06:06:50,690 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:50,691 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:50,692 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:50,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:50,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1284440909, now seen corresponding path program 1 times [2019-09-08 06:06:50,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:50,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:50,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:50,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:50,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-08 06:06:51,011 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:06:51,011 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:06:51,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:51,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-08 06:06:51,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:06:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:06:51,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:06:51,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 16 [2019-09-08 06:06:51,297 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-08 06:06:51,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-08 06:06:51,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2019-09-08 06:06:51,298 INFO L87 Difference]: Start difference. First operand 2271 states and 2745 transitions. Second operand 16 states. [2019-09-08 06:06:53,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:53,551 INFO L93 Difference]: Finished difference Result 7076 states and 9419 transitions. [2019-09-08 06:06:53,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-08 06:06:53,551 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2019-09-08 06:06:53,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:53,580 INFO L225 Difference]: With dead ends: 7076 [2019-09-08 06:06:53,581 INFO L226 Difference]: Without dead ends: 5165 [2019-09-08 06:06:53,599 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=672, Unknown=0, NotChecked=0, Total=870 [2019-09-08 06:06:53,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5165 states. [2019-09-08 06:06:53,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5165 to 4345. [2019-09-08 06:06:53,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4345 states. [2019-09-08 06:06:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 4345 states and 5271 transitions. [2019-09-08 06:06:53,861 INFO L78 Accepts]: Start accepts. Automaton has 4345 states and 5271 transitions. Word has length 157 [2019-09-08 06:06:53,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:53,862 INFO L475 AbstractCegarLoop]: Abstraction has 4345 states and 5271 transitions. [2019-09-08 06:06:53,862 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-08 06:06:53,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4345 states and 5271 transitions. [2019-09-08 06:06:53,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-09-08 06:06:53,876 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:06:53,877 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:06:53,877 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:06:53,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:06:53,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1009681295, now seen corresponding path program 1 times [2019-09-08 06:06:53,878 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:06:53,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:06:53,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:53,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:06:53,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:06:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:06:54,048 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-08 06:06:54,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:06:54,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-08 06:06:54,050 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-08 06:06:54,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-08 06:06:54,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:06:54,051 INFO L87 Difference]: Start difference. First operand 4345 states and 5271 transitions. Second operand 9 states. [2019-09-08 06:06:54,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:06:54,237 INFO L93 Difference]: Finished difference Result 5385 states and 6515 transitions. [2019-09-08 06:06:54,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:06:54,237 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2019-09-08 06:06:54,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:06:54,239 INFO L225 Difference]: With dead ends: 5385 [2019-09-08 06:06:54,239 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 06:06:54,255 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:06:54,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 06:06:54,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 06:06:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 06:06:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 06:06:54,257 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2019-09-08 06:06:54,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:06:54,257 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 06:06:54,258 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-08 06:06:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 06:06:54,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 06:06:54,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 06:06:55,899 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 25 [2019-09-08 06:06:56,030 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 33 [2019-09-08 06:06:56,360 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-09-08 06:06:56,736 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 37 [2019-09-08 06:06:57,006 WARN L188 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 31 [2019-09-08 06:06:57,272 WARN L188 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 28 [2019-09-08 06:06:57,804 WARN L188 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 43 [2019-09-08 06:06:58,053 WARN L188 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 35 [2019-09-08 06:06:58,279 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 28 [2019-09-08 06:06:58,509 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 22 [2019-09-08 06:06:58,784 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 20 [2019-09-08 06:06:58,999 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 34 [2019-09-08 06:06:59,173 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 32 [2019-09-08 06:06:59,366 WARN L188 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 34 [2019-09-08 06:06:59,600 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 32 [2019-09-08 06:06:59,876 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 20 [2019-09-08 06:07:00,156 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 31 [2019-09-08 06:07:00,690 WARN L188 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 36 [2019-09-08 06:07:00,918 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 23 [2019-09-08 06:07:01,119 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2019-09-08 06:07:01,358 WARN L188 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 38 [2019-09-08 06:07:01,407 INFO L443 ceAbstractionStarter]: For program point L380(lines 357 381) no Hoare annotation was computed. [2019-09-08 06:07:01,407 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 333 388) no Hoare annotation was computed. [2019-09-08 06:07:01,407 INFO L443 ceAbstractionStarter]: For program point L364(lines 364 368) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L364-1(lines 364 368) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 333 388) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L358-2(lines 358 379) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 333 388) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L415-2(lines 415 440) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L441(lines 414 442) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 389 448) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-09-08 06:07:01,408 INFO L443 ceAbstractionStarter]: For program point L434-1(line 434) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 389 448) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 389 448) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point L421(lines 421 425) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 421 425) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 985 991) the Hoare annotation is: true [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 985 991) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 992 1000) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 992 1000) the Hoare annotation is: true [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 992 1000) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-09-08 06:07:01,409 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-09-08 06:07:01,410 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,410 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,410 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,410 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,411 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-09-08 06:07:01,411 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-09-08 06:07:01,411 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,411 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,411 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-09-08 06:07:01,411 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-09-08 06:07:01,411 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-08 06:07:01,412 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-09-08 06:07:01,413 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-09-08 06:07:01,414 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 943 957) no Hoare annotation was computed. [2019-09-08 06:07:01,414 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 943 957) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (= ~pumpRunning~0 0))) (and (or (or (or .cse0 .cse1) .cse2) .cse3) (or .cse4 (or .cse5 .cse6 (not (= ~waterLevel~0 1)))) (or (or .cse5 .cse0 .cse2) .cse3) (or .cse4 .cse6 (not (<= 1 ~waterLevel~0)) .cse1) (or (or .cse5 .cse6 .cse2) .cse4))) [2019-09-08 06:07:01,414 INFO L439 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse0 (= |old(~systemActive~0)| 0)) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (or .cse0 .cse1) .cse2) .cse3) (or .cse4 .cse5 .cse6) (or .cse5 .cse6 .cse1) (or (or .cse4 .cse0 .cse2) .cse3) (or .cse4 .cse5 .cse2) (or .cse5 .cse2 .cse1))) [2019-09-08 06:07:01,414 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 943 957) no Hoare annotation was computed. [2019-09-08 06:07:01,414 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2019-09-08 06:07:01,414 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2019-09-08 06:07:01,415 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 860 868) the Hoare annotation is: true [2019-09-08 06:07:01,415 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 860 868) no Hoare annotation was computed. [2019-09-08 06:07:01,415 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2019-09-08 06:07:01,415 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2019-09-08 06:07:01,415 INFO L443 ceAbstractionStarter]: For program point L933(lines 933 937) no Hoare annotation was computed. [2019-09-08 06:07:01,415 INFO L446 ceAbstractionStarter]: At program point L931(line 931) the Hoare annotation is: true [2019-09-08 06:07:01,415 INFO L443 ceAbstractionStarter]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2019-09-08 06:07:01,415 INFO L443 ceAbstractionStarter]: For program point L931-1(line 931) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point L888(lines 888 896) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point L888-2(lines 888 896) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 869 904) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 884) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point L876-2(lines 876 884) no Hoare annotation was computed. [2019-09-08 06:07:01,416 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 869 904) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 869 904) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point L899-1(line 899) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 978 984) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 978 984) the Hoare annotation is: true [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 287 332) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 287 332) no Hoare annotation was computed. [2019-09-08 06:07:01,417 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 287 332) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 600 645) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point L620(lines 620 627) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 600 645) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 634) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 600 645) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point L614-1(lines 614 634) no Hoare annotation was computed. [2019-09-08 06:07:01,418 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,418 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-09-08 06:07:01,419 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-09-08 06:07:01,419 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 849 859) the Hoare annotation is: true [2019-09-08 06:07:01,419 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2019-09-08 06:07:01,419 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 849 859) no Hoare annotation was computed. [2019-09-08 06:07:01,419 INFO L446 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2019-09-08 06:07:01,419 INFO L443 ceAbstractionStarter]: For program point L854-1(line 854) no Hoare annotation was computed. [2019-09-08 06:07:01,419 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 841 848) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse0))) [2019-09-08 06:07:01,420 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2019-09-08 06:07:01,420 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 841 848) no Hoare annotation was computed. [2019-09-08 06:07:01,420 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2019-09-08 06:07:01,420 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 229 242) no Hoare annotation was computed. [2019-09-08 06:07:01,420 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 229 242) the Hoare annotation is: true [2019-09-08 06:07:01,420 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 229 242) no Hoare annotation was computed. [2019-09-08 06:07:01,420 INFO L439 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 1 processEnvironment_~tmp~7))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5) (or .cse0 .cse4 .cse1 .cse2) (or .cse3 .cse1 .cse2 .cse5))) [2019-09-08 06:07:01,420 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 806) no Hoare annotation was computed. [2019-09-08 06:07:01,421 INFO L439 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse0) (or .cse5 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2))) [2019-09-08 06:07:01,421 INFO L443 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2019-09-08 06:07:01,421 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 811) no Hoare annotation was computed. [2019-09-08 06:07:01,421 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2019-09-08 06:07:01,421 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 790 814) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse0))) [2019-09-08 06:07:01,421 INFO L439 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) (.cse0 (= ~systemActive~0 0)) (.cse1 (not (<= 1 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:07:01,422 INFO L443 ceAbstractionStarter]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2019-09-08 06:07:01,422 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (<= 1 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:07:01,422 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 756 762) no Hoare annotation was computed. [2019-09-08 06:07:01,422 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 756 762) the Hoare annotation is: true [2019-09-08 06:07:01,422 INFO L439 ceAbstractionStarter]: At program point L706-1(lines 698 713) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse5 .cse6 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse5 .cse6))) [2019-09-08 06:07:01,422 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 658 725) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:07:01,423 INFO L443 ceAbstractionStarter]: For program point L669(lines 668 717) no Hoare annotation was computed. [2019-09-08 06:07:01,423 INFO L439 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse3 .cse4))) [2019-09-08 06:07:01,423 INFO L443 ceAbstractionStarter]: For program point L698(lines 698 713) no Hoare annotation was computed. [2019-09-08 06:07:01,423 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 658 725) no Hoare annotation was computed. [2019-09-08 06:07:01,423 INFO L439 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse3 (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 .cse3))) [2019-09-08 06:07:01,424 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 694) no Hoare annotation was computed. [2019-09-08 06:07:01,424 INFO L443 ceAbstractionStarter]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2019-09-08 06:07:01,424 INFO L439 ceAbstractionStarter]: At program point L715(lines 668 717) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse2 .cse3 (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2 .cse3))) [2019-09-08 06:07:01,424 INFO L439 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 1 ~waterLevel~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse2) .cse3) (and (and (and .cse1 .cse2) (= 1 ~methaneLevelCritical~0)) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:07:01,424 INFO L443 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2019-09-08 06:07:01,424 INFO L443 ceAbstractionStarter]: For program point L678-1(lines 678 684) no Hoare annotation was computed. [2019-09-08 06:07:01,424 INFO L443 ceAbstractionStarter]: For program point L670(lines 670 674) no Hoare annotation was computed. [2019-09-08 06:07:01,425 INFO L439 ceAbstractionStarter]: At program point L718(lines 667 719) 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))) [2019-09-08 06:07:01,425 INFO L439 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse5 (<= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse0 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse0 .cse1 .cse2) (and (and .cse0 .cse6 .cse3) .cse5))) [2019-09-08 06:07:01,425 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 658 725) no Hoare annotation was computed. [2019-09-08 06:07:01,425 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2019-09-08 06:07:01,425 INFO L443 ceAbstractionStarter]: For program point L574(lines 574 581) no Hoare annotation was computed. [2019-09-08 06:07:01,425 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 554 599) no Hoare annotation was computed. [2019-09-08 06:07:01,425 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 588) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 568 588) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 554 599) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 554 599) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 815 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0) (not (<= 2 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-08 06:07:01,426 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 815 822) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 243 251) no Hoare annotation was computed. [2019-09-08 06:07:01,426 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 243 251) the Hoare annotation is: true [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 243 251) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point L205(lines 205 213) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 451 553) no Hoare annotation was computed. [2019-09-08 06:07:01,427 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 479) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 550) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L502(lines 502 506) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L500-2(lines 500 520) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L521(lines 499 522) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 451 553) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L480(lines 480 496) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 547) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L501(lines 500 520) no Hoare annotation was computed. [2019-09-08 06:07:01,428 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point L532-1(line 532) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 451 553) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 538) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point L516(line 516) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point L516-1(line 516) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 968 977) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 968 977) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 968 977) no Hoare annotation was computed. [2019-09-08 06:07:01,429 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,430 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-08 06:07:01,430 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,430 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 837) no Hoare annotation was computed. [2019-09-08 06:07:01,430 INFO L439 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-09-08 06:07:01,430 INFO L443 ceAbstractionStarter]: For program point L829-1(line 829) no Hoare annotation was computed. [2019-09-08 06:07:01,430 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2019-09-08 06:07:01,431 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 824 840) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-09-08 06:07:01,431 INFO L439 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 activatePump_~tmp~8))))) [2019-09-08 06:07:01,431 INFO L443 ceAbstractionStarter]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2019-09-08 06:07:01,431 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 220 228) no Hoare annotation was computed. [2019-09-08 06:07:01,431 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2019-09-08 06:07:01,431 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2019-09-08 06:07:01,431 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2019-09-08 06:07:01,431 INFO L446 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: true [2019-09-08 06:07:01,432 INFO L443 ceAbstractionStarter]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2019-09-08 06:07:01,432 INFO L443 ceAbstractionStarter]: For program point L912-1(line 912) no Hoare annotation was computed. [2019-09-08 06:07:01,432 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 905 923) the Hoare annotation is: true [2019-09-08 06:07:01,432 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 905 923) no Hoare annotation was computed. [2019-09-08 06:07:01,432 INFO L443 ceAbstractionStarter]: For program point L914(lines 914 918) no Hoare annotation was computed. [2019-09-08 06:07:01,432 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (let ((.cse6 (= 1 ~methaneLevelCritical~0)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 1))) (.cse5 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse3 (= 0 ~methaneLevelCritical~0))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (or .cse4 .cse0 .cse5) .cse6) (or .cse0 .cse5 .cse3 .cse2) (or .cse6 (or .cse4 .cse0 .cse1)) (or (or (= ~systemActive~0 0) .cse5 .cse2) .cse3))) [2019-09-08 06:07:01,432 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2019-09-08 06:07:01,432 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2019-09-08 06:07:01,433 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,433 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,433 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,433 INFO L443 ceAbstractionStarter]: For program point L736(lines 735 754) no Hoare annotation was computed. [2019-09-08 06:07:01,433 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 732 755) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse8)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (and .cse8 (= ~pumpRunning~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (or .cse4 .cse2 .cse5) .cse6) (or (or .cse1 .cse7 .cse5) .cse3) (or .cse3 (or .cse0 .cse1 .cse7)) (or .cse6 (or .cse0 .cse4 .cse2)) (or .cse1 .cse2 .cse3 .cse5)))) [2019-09-08 06:07:01,433 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 732 755) no Hoare annotation was computed. [2019-09-08 06:07:01,434 INFO L439 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 |old(~waterLevel~0)|))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~systemActive~0 0)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse0) (or .cse5 (or .cse4 .cse6 .cse7)) (or (or .cse6 .cse7 .cse3) .cse5))) [2019-09-08 06:07:01,434 INFO L439 ceAbstractionStarter]: At program point L743(lines 743 749) the Hoare annotation is: (let ((.cse8 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse7 (<= 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and .cse9 .cse10)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (and .cse8 .cse10)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 0)) (.cse2 (not (<= 2 |old(~waterLevel~0)|)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (or .cse4 .cse2 .cse5) .cse6 (and .cse7 .cse8)) (or .cse3 .cse1 (and .cse7 .cse9 (not (= 0 ~systemActive~0))) (not (<= 1 |old(~waterLevel~0)|)) .cse5) (or .cse3 (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)))) (or .cse6 (or .cse0 .cse4 .cse2))))) [2019-09-08 06:07:01,434 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 732 755) no Hoare annotation was computed. [2019-09-08 06:07:01,434 INFO L439 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 |old(~waterLevel~0)|))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse1 (not (<= 2 |old(~waterLevel~0)|)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (or .cse4 .cse2) .cse5) (or .cse6 .cse4 .cse5) (or .cse3 (or .cse6 .cse0 .cse1)))) [2019-09-08 06:07:01,434 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-09-08 06:07:01,434 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-09-08 06:07:01,435 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-09-08 06:07:01,435 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-09-08 06:07:01,435 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-09-08 06:07:01,435 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-09-08 06:07:01,435 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-09-08 06:07:01,435 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-09-08 06:07:01,435 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-09-08 06:07:01,435 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-09-08 06:07:01,435 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2019-09-08 06:07:01,436 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2019-09-08 06:07:01,436 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2019-09-08 06:07:01,436 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:07:01,436 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2019-09-08 06:07:01,436 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2019-09-08 06:07:01,436 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-09-08 06:07:01,436 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-09-08 06:07:01,437 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,437 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)) [2019-09-08 06:07:01,437 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-08 06:07:01,437 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:07:01,437 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 958 965) no Hoare annotation was computed. [2019-09-08 06:07:01,437 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 958 965) the Hoare annotation is: true [2019-09-08 06:07:01,437 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 958 965) no Hoare annotation was computed. [2019-09-08 06:07:01,437 INFO L443 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2019-09-08 06:07:01,437 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 764 788) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse0))) [2019-09-08 06:07:01,438 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 785) no Hoare annotation was computed. [2019-09-08 06:07:01,438 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 764 788) no Hoare annotation was computed. [2019-09-08 06:07:01,438 INFO L439 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2019-09-08 06:07:01,438 INFO L443 ceAbstractionStarter]: For program point L783-1(lines 764 788) no Hoare annotation was computed. [2019-09-08 06:07:01,438 INFO L439 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~pumpRunning~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 (not (<= 1 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0))) (or .cse0 (or .cse3 .cse1 .cse2 (not (= ~waterLevel~0 1)))) (or .cse3 .cse0 .cse1 (<= ~waterLevel~0 1) .cse2))) [2019-09-08 06:07:01,438 INFO L439 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse3 (or .cse0 .cse1 (not .cse4) .cse2)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (and .cse4 .cse3) (not (<= 1 ~waterLevel~0))))) [2019-09-08 06:07:01,438 INFO L443 ceAbstractionStarter]: For program point L772(lines 772 780) no Hoare annotation was computed. [2019-09-08 06:07:01,439 INFO L439 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse0 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse0))) [2019-09-08 06:07:01,439 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2019-09-08 06:07:01,439 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2019-09-08 06:07:01,439 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 (= ~systemActive~0 0) .cse4) (or .cse1 (not (<= 1 |old(~waterLevel~0)|)) .cse3 .cse4) (or .cse1 (or .cse0 .cse3 (not (= |old(~waterLevel~0)| 1)))))) [2019-09-08 06:07:01,439 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 647 654) no Hoare annotation was computed. [2019-09-08 06:07:01,439 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 647 654) the Hoare annotation is: true [2019-09-08 06:07:01,439 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 647 654) no Hoare annotation was computed. [2019-09-08 06:07:01,440 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 651) no Hoare annotation was computed. [2019-09-08 06:07:01,440 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 255 279) the Hoare annotation is: true [2019-09-08 06:07:01,440 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 255 279) no Hoare annotation was computed. [2019-09-08 06:07:01,440 INFO L439 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= 1 ~waterLevel~0)))) (and (or (= ~systemActive~0 0) (not (<= 2 ~waterLevel~0)) .cse0) (or (or .cse1 .cse0) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2019-09-08 06:07:01,440 INFO L443 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2019-09-08 06:07:01,440 INFO L439 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) (not (<= 2 ~waterLevel~0)) .cse0) (or (or (not (= 0 ~pumpRunning~0)) .cse0) (not (<= 1 ~waterLevel~0))))) [2019-09-08 06:07:01,440 INFO L443 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2019-09-08 06:07:01,440 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 276) no Hoare annotation was computed. [2019-09-08 06:07:01,441 INFO L443 ceAbstractionStarter]: For program point L263-1(lines 255 279) no Hoare annotation was computed. [2019-09-08 06:07:01,441 INFO L446 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: true [2019-09-08 06:07:01,441 INFO L443 ceAbstractionStarter]: For program point L261-1(line 261) no Hoare annotation was computed. [2019-09-08 06:07:01,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:07:01 BoogieIcfgContainer [2019-09-08 06:07:01,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:07:01,458 INFO L168 Benchmark]: Toolchain (without parser) took 20286.80 ms. Allocated memory was 138.4 MB in the beginning and 647.5 MB in the end (delta: 509.1 MB). Free memory was 84.9 MB in the beginning and 470.6 MB in the end (delta: -385.8 MB). Peak memory consumption was 448.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:01,460 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 06:07:01,461 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.92 ms. Allocated memory was 138.4 MB in the beginning and 196.6 MB in the end (delta: 58.2 MB). Free memory was 84.7 MB in the beginning and 160.4 MB in the end (delta: -75.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:01,461 INFO L168 Benchmark]: Boogie Preprocessor took 131.85 ms. Allocated memory is still 196.6 MB. Free memory was 160.4 MB in the beginning and 156.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:01,462 INFO L168 Benchmark]: RCFGBuilder took 1134.61 ms. Allocated memory was 196.6 MB in the beginning and 218.1 MB in the end (delta: 21.5 MB). Free memory was 156.7 MB in the beginning and 185.7 MB in the end (delta: -29.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:01,463 INFO L168 Benchmark]: TraceAbstraction took 18267.46 ms. Allocated memory was 218.1 MB in the beginning and 647.5 MB in the end (delta: 429.4 MB). Free memory was 185.7 MB in the beginning and 470.6 MB in the end (delta: -284.9 MB). Peak memory consumption was 469.7 MB. Max. memory is 7.1 GB. [2019-09-08 06:07:01,467 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 138.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.92 ms. Allocated memory was 138.4 MB in the beginning and 196.6 MB in the end (delta: 58.2 MB). Free memory was 84.7 MB in the beginning and 160.4 MB in the end (delta: -75.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.85 ms. Allocated memory is still 196.6 MB. Free memory was 160.4 MB in the beginning and 156.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1134.61 ms. Allocated memory was 196.6 MB in the beginning and 218.1 MB in the end (delta: 21.5 MB). Free memory was 156.7 MB in the beginning and 185.7 MB in the end (delta: -29.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18267.46 ms. Allocated memory was 218.1 MB in the beginning and 647.5 MB in the end (delta: 429.4 MB). Free memory was 185.7 MB in the beginning and 470.6 MB in the end (delta: -284.9 MB). Peak memory consumption was 469.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 651]: 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: 667]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && !(0 == systemActive)) || !(\old(systemActive) == 1)) || (((0 == splverifierCounter && 1 <= waterLevel) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 1 <= waterLevel) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 252 locations, 1 error locations. SAFE Result, 18.1s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 6.7s AutomataDifference, 0.0s DeadEndRemovalTime, 7.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2506 SDtfs, 2427 SDslu, 7551 SDs, 0 SdLazy, 4728 SolverSat, 1112 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 575 GetRequests, 460 SyntacticMatches, 1 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4345occurred in iteration=11, 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: 1.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 1324 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 5649 PreInvPairs, 5873 NumberOfFragments, 2175 HoareAnnotationTreeSize, 5649 FomulaSimplifications, 21827 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 68 FomulaSimplificationsInter, 24683 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1559 NumberOfCodeBlocks, 1559 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1544 ConstructedInterpolants, 0 QuantifiedInterpolants, 302698 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2611 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 188/198 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...