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_spec2_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:04,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:04,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:04,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:04,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:04,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:04,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:04,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:04,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:04,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:04,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:04,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:04,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:04,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:04,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:04,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:04,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:04,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:04,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:04,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:04,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:04,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:04,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:04,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:04,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:04,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:04,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:04,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:04,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:04,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:04,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:04,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:04,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:04,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:04,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:04,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:04,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:04,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:04,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:04,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:04,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:04,182 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 [2019-09-20 13:05:04,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:04,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:04,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:04,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:04,201 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:04,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:04,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:04,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:04,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:04,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:04,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:04,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:04,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:04,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:04,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:04,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:04,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:04,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:04,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:04,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:04,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:04,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:04,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:04,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:04,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:04,206 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:04,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:04,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:04,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:04,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:04,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:04,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:04,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:04,264 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:04,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c [2019-09-20 13:05:04,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb65fcae/c860ce281ccd4a2a9e8d9820dbc2e553/FLAG53e89f6f3 [2019-09-20 13:05:04,820 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:04,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c [2019-09-20 13:05:04,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb65fcae/c860ce281ccd4a2a9e8d9820dbc2e553/FLAG53e89f6f3 [2019-09-20 13:05:05,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0eb65fcae/c860ce281ccd4a2a9e8d9820dbc2e553 [2019-09-20 13:05:05,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:05,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:05,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:05,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:05,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:05,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a70dab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05, skipping insertion in model container [2019-09-20 13:05:05,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,215 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:05,282 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:05,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:05,804 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:05,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:05,935 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:05,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05 WrapperNode [2019-09-20 13:05:05,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:05,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:05,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:05,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:05,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:06,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:06,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:06,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:06,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:06,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:06,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:06,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:06,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (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 [2019-09-20 13:05:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:05:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:05:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:05:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:07,128 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:07,128 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:07,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:07 BoogieIcfgContainer [2019-09-20 13:05:07,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:07,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:07,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:07,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:07,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:05" (1/3) ... [2019-09-20 13:05:07,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd4d0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:07, skipping insertion in model container [2019-09-20 13:05:07,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05" (2/3) ... [2019-09-20 13:05:07,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd4d0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:07, skipping insertion in model container [2019-09-20 13:05:07,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:07" (3/3) ... [2019-09-20 13:05:07,139 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product49.cil.c [2019-09-20 13:05:07,149 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:07,158 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:07,176 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:07,209 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:07,210 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:07,210 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:07,210 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:07,211 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:07,211 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:07,211 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:07,211 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:07,211 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2019-09-20 13:05:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:07,246 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,247 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:07,250 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,257 INFO L82 PathProgramCache]: Analyzing trace with hash -154299971, now seen corresponding path program 1 times [2019-09-20 13:05:07,259 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:07,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:07,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:07,621 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:07,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:07,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:07,638 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2019-09-20 13:05:07,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:07,683 INFO L93 Difference]: Finished difference Result 262 states and 325 transitions. [2019-09-20 13:05:07,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:07,684 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:05:07,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:07,698 INFO L225 Difference]: With dead ends: 262 [2019-09-20 13:05:07,698 INFO L226 Difference]: Without dead ends: 133 [2019-09-20 13:05:07,703 INFO L636 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 [2019-09-20 13:05:07,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-09-20 13:05:07,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-09-20 13:05:07,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-09-20 13:05:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 156 transitions. [2019-09-20 13:05:07,764 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 156 transitions. Word has length 51 [2019-09-20 13:05:07,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:07,764 INFO L475 AbstractCegarLoop]: Abstraction has 133 states and 156 transitions. [2019-09-20 13:05:07,764 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2019-09-20 13:05:07,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:07,768 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,769 INFO L407 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] [2019-09-20 13:05:07,769 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,770 INFO L82 PathProgramCache]: Analyzing trace with hash 401693438, now seen corresponding path program 1 times [2019-09-20 13:05:07,770 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:07,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:07,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:07,924 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:07,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:07,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:07,925 INFO L87 Difference]: Start difference. First operand 133 states and 156 transitions. Second operand 3 states. [2019-09-20 13:05:07,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:07,957 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2019-09-20 13:05:07,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:07,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:05:07,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:07,962 INFO L225 Difference]: With dead ends: 211 [2019-09-20 13:05:07,962 INFO L226 Difference]: Without dead ends: 124 [2019-09-20 13:05:07,964 INFO L636 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 [2019-09-20 13:05:07,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-09-20 13:05:07,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-09-20 13:05:07,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-09-20 13:05:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2019-09-20 13:05:07,984 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 52 [2019-09-20 13:05:07,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:07,984 INFO L475 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2019-09-20 13:05:07,984 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:07,985 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2019-09-20 13:05:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-20 13:05:07,987 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:07,987 INFO L407 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] [2019-09-20 13:05:07,987 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:07,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:07,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1332267464, now seen corresponding path program 1 times [2019-09-20 13:05:07,988 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:07,988 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:07,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:07,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:07,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:08,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:08,195 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:08,195 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:08,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:08,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:08,196 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 7 states. [2019-09-20 13:05:08,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:08,523 INFO L93 Difference]: Finished difference Result 220 states and 261 transitions. [2019-09-20 13:05:08,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:08,524 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-20 13:05:08,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:08,527 INFO L225 Difference]: With dead ends: 220 [2019-09-20 13:05:08,527 INFO L226 Difference]: Without dead ends: 124 [2019-09-20 13:05:08,529 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:08,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-09-20 13:05:08,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-09-20 13:05:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-09-20 13:05:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2019-09-20 13:05:08,548 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 56 [2019-09-20 13:05:08,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:08,550 INFO L475 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2019-09-20 13:05:08,551 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2019-09-20 13:05:08,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-09-20 13:05:08,555 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,556 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:08,556 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,559 INFO L82 PathProgramCache]: Analyzing trace with hash -877153324, now seen corresponding path program 1 times [2019-09-20 13:05:08,559 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:08,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:08,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:08,761 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:08,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:08,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:08,762 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand 5 states. [2019-09-20 13:05:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:09,249 INFO L93 Difference]: Finished difference Result 316 states and 383 transitions. [2019-09-20 13:05:09,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:09,249 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2019-09-20 13:05:09,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:09,253 INFO L225 Difference]: With dead ends: 316 [2019-09-20 13:05:09,257 INFO L226 Difference]: Without dead ends: 220 [2019-09-20 13:05:09,259 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:09,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2019-09-20 13:05:09,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 202. [2019-09-20 13:05:09,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2019-09-20 13:05:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 232 transitions. [2019-09-20 13:05:09,290 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 232 transitions. Word has length 69 [2019-09-20 13:05:09,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:09,291 INFO L475 AbstractCegarLoop]: Abstraction has 202 states and 232 transitions. [2019-09-20 13:05:09,291 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 232 transitions. [2019-09-20 13:05:09,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-09-20 13:05:09,293 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,293 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:09,294 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1061705923, now seen corresponding path program 1 times [2019-09-20 13:05:09,294 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:09,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:09,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:09,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:09,396 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:09,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:09,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:09,396 INFO L87 Difference]: Start difference. First operand 202 states and 232 transitions. Second operand 6 states. [2019-09-20 13:05:09,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:09,592 INFO L93 Difference]: Finished difference Result 532 states and 632 transitions. [2019-09-20 13:05:09,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:09,593 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2019-09-20 13:05:09,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:09,598 INFO L225 Difference]: With dead ends: 532 [2019-09-20 13:05:09,598 INFO L226 Difference]: Without dead ends: 358 [2019-09-20 13:05:09,599 INFO L636 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 [2019-09-20 13:05:09,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2019-09-20 13:05:09,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 352. [2019-09-20 13:05:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2019-09-20 13:05:09,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 404 transitions. [2019-09-20 13:05:09,637 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 404 transitions. Word has length 83 [2019-09-20 13:05:09,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:09,638 INFO L475 AbstractCegarLoop]: Abstraction has 352 states and 404 transitions. [2019-09-20 13:05:09,638 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:09,638 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 404 transitions. [2019-09-20 13:05:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-09-20 13:05:09,640 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,641 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:09,641 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1506381919, now seen corresponding path program 1 times [2019-09-20 13:05:09,641 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,642 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:09,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:09,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:09,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:09,779 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:09,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:09,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:09,816 INFO L87 Difference]: Start difference. First operand 352 states and 404 transitions. Second operand 7 states. [2019-09-20 13:05:10,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:10,427 INFO L93 Difference]: Finished difference Result 705 states and 832 transitions. [2019-09-20 13:05:10,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:10,427 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2019-09-20 13:05:10,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:10,431 INFO L225 Difference]: With dead ends: 705 [2019-09-20 13:05:10,431 INFO L226 Difference]: Without dead ends: 381 [2019-09-20 13:05:10,433 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:10,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2019-09-20 13:05:10,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 351. [2019-09-20 13:05:10,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2019-09-20 13:05:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 401 transitions. [2019-09-20 13:05:10,463 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 401 transitions. Word has length 87 [2019-09-20 13:05:10,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:10,464 INFO L475 AbstractCegarLoop]: Abstraction has 351 states and 401 transitions. [2019-09-20 13:05:10,464 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 401 transitions. [2019-09-20 13:05:10,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:10,466 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:10,466 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:10,466 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:10,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:10,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1049604760, now seen corresponding path program 1 times [2019-09-20 13:05:10,467 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:10,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:10,572 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:10,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:10,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:10,573 INFO L87 Difference]: Start difference. First operand 351 states and 401 transitions. Second operand 6 states. [2019-09-20 13:05:10,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:10,620 INFO L93 Difference]: Finished difference Result 684 states and 794 transitions. [2019-09-20 13:05:10,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:10,621 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-20 13:05:10,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:10,625 INFO L225 Difference]: With dead ends: 684 [2019-09-20 13:05:10,625 INFO L226 Difference]: Without dead ends: 361 [2019-09-20 13:05:10,627 INFO L636 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 [2019-09-20 13:05:10,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2019-09-20 13:05:10,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 361. [2019-09-20 13:05:10,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2019-09-20 13:05:10,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 411 transitions. [2019-09-20 13:05:10,659 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 411 transitions. Word has length 88 [2019-09-20 13:05:10,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:10,659 INFO L475 AbstractCegarLoop]: Abstraction has 361 states and 411 transitions. [2019-09-20 13:05:10,660 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 411 transitions. [2019-09-20 13:05:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:10,663 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:10,663 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:10,663 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:10,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:10,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1751204634, now seen corresponding path program 1 times [2019-09-20 13:05:10,664 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:10,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:05:10,798 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:10,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:10,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:10,800 INFO L87 Difference]: Start difference. First operand 361 states and 411 transitions. Second operand 8 states. [2019-09-20 13:05:10,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:10,847 INFO L93 Difference]: Finished difference Result 708 states and 828 transitions. [2019-09-20 13:05:10,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:10,848 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2019-09-20 13:05:10,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:10,851 INFO L225 Difference]: With dead ends: 708 [2019-09-20 13:05:10,851 INFO L226 Difference]: Without dead ends: 375 [2019-09-20 13:05:10,852 INFO L636 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 [2019-09-20 13:05:10,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2019-09-20 13:05:10,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 369. [2019-09-20 13:05:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2019-09-20 13:05:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 419 transitions. [2019-09-20 13:05:10,873 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 419 transitions. Word has length 88 [2019-09-20 13:05:10,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:10,874 INFO L475 AbstractCegarLoop]: Abstraction has 369 states and 419 transitions. [2019-09-20 13:05:10,874 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:10,874 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 419 transitions. [2019-09-20 13:05:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:10,876 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:10,876 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:10,876 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:10,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:10,877 INFO L82 PathProgramCache]: Analyzing trace with hash -818281765, now seen corresponding path program 1 times [2019-09-20 13:05:10,877 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:10,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:05:10,950 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:05:10,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:05:10,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:10,951 INFO L87 Difference]: Start difference. First operand 369 states and 419 transitions. Second operand 4 states. [2019-09-20 13:05:11,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,172 INFO L93 Difference]: Finished difference Result 1106 states and 1326 transitions. [2019-09-20 13:05:11,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:05:11,173 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2019-09-20 13:05:11,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,179 INFO L225 Difference]: With dead ends: 1106 [2019-09-20 13:05:11,179 INFO L226 Difference]: Without dead ends: 765 [2019-09-20 13:05:11,181 INFO L636 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 [2019-09-20 13:05:11,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2019-09-20 13:05:11,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 493. [2019-09-20 13:05:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2019-09-20 13:05:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 556 transitions. [2019-09-20 13:05:11,220 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 556 transitions. Word has length 88 [2019-09-20 13:05:11,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,220 INFO L475 AbstractCegarLoop]: Abstraction has 493 states and 556 transitions. [2019-09-20 13:05:11,220 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:05:11,220 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 556 transitions. [2019-09-20 13:05:11,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-20 13:05:11,223 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,223 INFO L407 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:11,223 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,224 INFO L82 PathProgramCache]: Analyzing trace with hash -470187979, now seen corresponding path program 1 times [2019-09-20 13:05:11,224 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,224 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:11,293 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:11,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:11,293 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:11,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:11,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:11,294 INFO L87 Difference]: Start difference. First operand 493 states and 556 transitions. Second operand 3 states. [2019-09-20 13:05:11,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,360 INFO L93 Difference]: Finished difference Result 764 states and 876 transitions. [2019-09-20 13:05:11,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:11,362 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-09-20 13:05:11,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,368 INFO L225 Difference]: With dead ends: 764 [2019-09-20 13:05:11,368 INFO L226 Difference]: Without dead ends: 761 [2019-09-20 13:05:11,369 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:11,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2019-09-20 13:05:11,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 634. [2019-09-20 13:05:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2019-09-20 13:05:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 725 transitions. [2019-09-20 13:05:11,413 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 725 transitions. Word has length 92 [2019-09-20 13:05:11,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,413 INFO L475 AbstractCegarLoop]: Abstraction has 634 states and 725 transitions. [2019-09-20 13:05:11,413 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 725 transitions. [2019-09-20 13:05:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-20 13:05:11,417 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,417 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:11,417 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1507801122, now seen corresponding path program 1 times [2019-09-20 13:05:11,418 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,418 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,511 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-20 13:05:11,511 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:11,512 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:11,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-20 13:05:11,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 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 [2019-09-20 13:05:11,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:11,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-20 13:05:11,934 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:11,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:11,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:11,938 INFO L87 Difference]: Start difference. First operand 634 states and 725 transitions. Second operand 8 states. [2019-09-20 13:05:12,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:12,171 INFO L93 Difference]: Finished difference Result 1060 states and 1221 transitions. [2019-09-20 13:05:12,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:12,172 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2019-09-20 13:05:12,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:12,176 INFO L225 Difference]: With dead ends: 1060 [2019-09-20 13:05:12,177 INFO L226 Difference]: Without dead ends: 574 [2019-09-20 13:05:12,179 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:12,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2019-09-20 13:05:12,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 574. [2019-09-20 13:05:12,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2019-09-20 13:05:12,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 646 transitions. [2019-09-20 13:05:12,229 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 646 transitions. Word has length 150 [2019-09-20 13:05:12,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:12,231 INFO L475 AbstractCegarLoop]: Abstraction has 574 states and 646 transitions. [2019-09-20 13:05:12,231 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 646 transitions. [2019-09-20 13:05:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-20 13:05:12,234 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:12,234 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:12,237 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:12,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:12,238 INFO L82 PathProgramCache]: Analyzing trace with hash 956550023, now seen corresponding path program 1 times [2019-09-20 13:05:12,238 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:12,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:12,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-09-20 13:05:12,394 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:12,394 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:12,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-20 13:05:12,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:12,690 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:12,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2019-09-20 13:05:12,691 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:12,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:12,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:12,691 INFO L87 Difference]: Start difference. First operand 574 states and 646 transitions. Second operand 7 states. [2019-09-20 13:05:13,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:13,449 INFO L93 Difference]: Finished difference Result 1453 states and 1778 transitions. [2019-09-20 13:05:13,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:13,449 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 152 [2019-09-20 13:05:13,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:13,458 INFO L225 Difference]: With dead ends: 1453 [2019-09-20 13:05:13,458 INFO L226 Difference]: Without dead ends: 1027 [2019-09-20 13:05:13,460 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:13,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2019-09-20 13:05:13,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 940. [2019-09-20 13:05:13,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 940 states. [2019-09-20 13:05:13,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1088 transitions. [2019-09-20 13:05:13,572 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1088 transitions. Word has length 152 [2019-09-20 13:05:13,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:13,572 INFO L475 AbstractCegarLoop]: Abstraction has 940 states and 1088 transitions. [2019-09-20 13:05:13,573 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1088 transitions. [2019-09-20 13:05:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-20 13:05:13,578 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:13,579 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:13,579 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:13,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:13,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1309638405, now seen corresponding path program 1 times [2019-09-20 13:05:13,580 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:13,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:13,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-09-20 13:05:13,862 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:13,862 INFO L224 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 [2019-09-20 13:05:13,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:14,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-20 13:05:14,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:14,241 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:14,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:14,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 16 [2019-09-20 13:05:14,278 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-20 13:05:14,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-20 13:05:14,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2019-09-20 13:05:14,279 INFO L87 Difference]: Start difference. First operand 940 states and 1088 transitions. Second operand 16 states. [2019-09-20 13:05:16,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:16,415 INFO L93 Difference]: Finished difference Result 2893 states and 3741 transitions. [2019-09-20 13:05:16,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-20 13:05:16,415 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 152 [2019-09-20 13:05:16,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:16,431 INFO L225 Difference]: With dead ends: 2893 [2019-09-20 13:05:16,432 INFO L226 Difference]: Without dead ends: 2105 [2019-09-20 13:05:16,437 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=672, Unknown=0, NotChecked=0, Total=870 [2019-09-20 13:05:16,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2105 states. [2019-09-20 13:05:16,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2105 to 1783. [2019-09-20 13:05:16,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1783 states. [2019-09-20 13:05:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1783 states and 2086 transitions. [2019-09-20 13:05:16,614 INFO L78 Accepts]: Start accepts. Automaton has 1783 states and 2086 transitions. Word has length 152 [2019-09-20 13:05:16,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:16,615 INFO L475 AbstractCegarLoop]: Abstraction has 1783 states and 2086 transitions. [2019-09-20 13:05:16,615 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-20 13:05:16,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2086 transitions. [2019-09-20 13:05:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-20 13:05:16,619 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:16,619 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:16,620 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:16,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:16,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1237251847, now seen corresponding path program 1 times [2019-09-20 13:05:16,620 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:16,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:16,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:16,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:16,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:16,736 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-20 13:05:16,737 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:16,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-20 13:05:16,738 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-20 13:05:16,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-20 13:05:16,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:16,738 INFO L87 Difference]: Start difference. First operand 1783 states and 2086 transitions. Second operand 9 states. [2019-09-20 13:05:16,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:16,820 INFO L93 Difference]: Finished difference Result 2238 states and 2623 transitions. [2019-09-20 13:05:16,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-20 13:05:16,821 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2019-09-20 13:05:16,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:16,822 INFO L225 Difference]: With dead ends: 2238 [2019-09-20 13:05:16,822 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:16,828 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:16,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:16,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:16,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:16,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:16,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2019-09-20 13:05:16,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:16,829 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:16,830 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-20 13:05:16,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:16,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:16,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:18,039 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 28 [2019-09-20 13:05:18,270 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 25 [2019-09-20 13:05:18,584 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2019-09-20 13:05:18,745 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2019-09-20 13:05:18,902 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 33 [2019-09-20 13:05:19,182 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 33 [2019-09-20 13:05:19,287 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-09-20 13:05:19,431 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2019-09-20 13:05:19,601 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2019-09-20 13:05:19,804 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 25 [2019-09-20 13:05:19,967 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 30 [2019-09-20 13:05:20,430 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2019-09-20 13:05:20,734 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 33 [2019-09-20 13:05:21,070 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 33 [2019-09-20 13:05:21,273 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 24 [2019-09-20 13:05:21,571 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 33 [2019-09-20 13:05:21,859 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 33 [2019-09-20 13:05:22,158 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 31 [2019-09-20 13:05:22,429 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2019-09-20 13:05:22,541 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 24 [2019-09-20 13:05:22,700 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 35 [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L638(line 638) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L637-2(lines 637 658) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L659(lines 636 660) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 612 667) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 612 667) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 612 667) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L643-1(lines 643 647) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 704) no Hoare annotation was computed. [2019-09-20 13:05:22,704 INFO L443 ceAbstractionStarter]: For program point L700-1(lines 700 704) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 668 727) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point L694-2(lines 694 719) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point L720(lines 693 721) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 668 727) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 668 727) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point L713(line 713) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point L713-1(line 713) no Hoare annotation was computed. [2019-09-20 13:05:22,705 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 953 959) the Hoare annotation is: true [2019-09-20 13:05:22,705 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 953 959) no Hoare annotation was computed. [2019-09-20 13:05:22,706 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 960 968) no Hoare annotation was computed. [2019-09-20 13:05:22,706 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 960 968) the Hoare annotation is: true [2019-09-20 13:05:22,706 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 960 968) no Hoare annotation was computed. [2019-09-20 13:05:22,706 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,706 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,706 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,706 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,706 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-09-20 13:05:22,706 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:22,707 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-20 13:05:22,707 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 476 484) no Hoare annotation was computed. [2019-09-20 13:05:22,708 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 476 484) the Hoare annotation is: true [2019-09-20 13:05:22,708 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 476 484) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 540 558) the Hoare annotation is: true [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 540 558) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 553) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L446 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: true [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L549-2(lines 549 553) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 540 558) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 512) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L504-2(lines 504 512) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 485 520) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L492(lines 492 500) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2019-09-20 13:05:22,709 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 485 520) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 485 520) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point L515-1(line 515) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 946 952) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 946 952) the Hoare annotation is: true [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 566 611) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 566 611) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 566 611) no Hoare annotation was computed. [2019-09-20 13:05:22,710 INFO L443 ceAbstractionStarter]: For program point L893(lines 893 913) no Hoare annotation was computed. [2019-09-20 13:05:22,711 INFO L443 ceAbstractionStarter]: For program point L893-1(lines 893 913) no Hoare annotation was computed. [2019-09-20 13:05:22,711 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 879 924) no Hoare annotation was computed. [2019-09-20 13:05:22,711 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 879 924) no Hoare annotation was computed. [2019-09-20 13:05:22,711 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 879 924) no Hoare annotation was computed. [2019-09-20 13:05:22,711 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2019-09-20 13:05:22,711 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,711 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 465 475) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 465 475) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 465 475) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point L470-1(line 470) no Hoare annotation was computed. [2019-09-20 13:05:22,712 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 457 464) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:05:22,712 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 457 464) no Hoare annotation was computed. [2019-09-20 13:05:22,713 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 457 464) no Hoare annotation was computed. [2019-09-20 13:05:22,713 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 241) no Hoare annotation was computed. [2019-09-20 13:05:22,713 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 231 244) no Hoare annotation was computed. [2019-09-20 13:05:22,713 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 231 244) the Hoare annotation is: true [2019-09-20 13:05:22,713 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 231 244) no Hoare annotation was computed. [2019-09-20 13:05:22,713 INFO L439 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse3 .cse2 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:22,713 INFO L443 ceAbstractionStarter]: For program point L443-1(lines 424 448) no Hoare annotation was computed. [2019-09-20 13:05:22,713 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 424 448) no Hoare annotation was computed. [2019-09-20 13:05:22,714 INFO L439 ceAbstractionStarter]: At program point L438(line 438) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2019-09-20 13:05:22,714 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 424 448) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or (or .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse0 .cse3) (or .cse3 .cse0 (or .cse2 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:22,714 INFO L439 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (and (= 1 processEnvironment_~tmp~4) (= ~pumpRunning~0 1)) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2019-09-20 13:05:22,714 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 440) no Hoare annotation was computed. [2019-09-20 13:05:22,714 INFO L439 ceAbstractionStarter]: At program point L430(line 430) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (= ~pumpRunning~0 1) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2019-09-20 13:05:22,714 INFO L443 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2019-09-20 13:05:22,715 INFO L443 ceAbstractionStarter]: For program point L428(lines 428 445) no Hoare annotation was computed. [2019-09-20 13:05:22,715 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 390 396) no Hoare annotation was computed. [2019-09-20 13:05:22,715 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 390 396) the Hoare annotation is: true [2019-09-20 13:05:22,715 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 296 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:22,715 INFO L439 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 (= ~pumpRunning~0 0)) (= 0 ~methAndRunningLastTime~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1)))) [2019-09-20 13:05:22,715 INFO L439 ceAbstractionStarter]: At program point L349(lines 306 351) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse0 (= ~pumpRunning~0 0)) (= 0 ~methAndRunningLastTime~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1)))) [2019-09-20 13:05:22,715 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2019-09-20 13:05:22,716 INFO L443 ceAbstractionStarter]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2019-09-20 13:05:22,716 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 296 359) no Hoare annotation was computed. [2019-09-20 13:05:22,716 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-09-20 13:05:22,716 INFO L439 ceAbstractionStarter]: At program point L352(lines 305 353) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:22,716 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 346) no Hoare annotation was computed. [2019-09-20 13:05:22,716 INFO L439 ceAbstractionStarter]: At program point L342-2(lines 336 347) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and (and .cse0 (= ~pumpRunning~0 0)) (= 0 ~methAndRunningLastTime~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:22,716 INFO L443 ceAbstractionStarter]: For program point L307(lines 306 351) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L439 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and (and .cse0 (= ~pumpRunning~0 0)) (= 0 ~methAndRunningLastTime~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 296 359) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 833 878) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point L853(lines 853 860) no Hoare annotation was computed. [2019-09-20 13:05:22,717 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 833 878) no Hoare annotation was computed. [2019-09-20 13:05:22,718 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 833 878) no Hoare annotation was computed. [2019-09-20 13:05:22,718 INFO L443 ceAbstractionStarter]: For program point L847(lines 847 867) no Hoare annotation was computed. [2019-09-20 13:05:22,718 INFO L443 ceAbstractionStarter]: For program point L847-1(lines 847 867) no Hoare annotation was computed. [2019-09-20 13:05:22,718 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 245 253) no Hoare annotation was computed. [2019-09-20 13:05:22,718 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 245 253) the Hoare annotation is: true [2019-09-20 13:05:22,718 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 245 253) no Hoare annotation was computed. [2019-09-20 13:05:22,718 INFO L439 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: (let ((.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or (not (= 0 ~pumpRunning~0)) .cse0) (not (<= 1 ~waterLevel~0))) (or .cse1 .cse2 (or .cse0 (not (= ~methaneLevelCritical~0 0)))) (or .cse1 .cse2 .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2019-09-20 13:05:22,718 INFO L443 ceAbstractionStarter]: For program point L279(lines 279 285) no Hoare annotation was computed. [2019-09-20 13:05:22,719 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 288) no Hoare annotation was computed. [2019-09-20 13:05:22,719 INFO L439 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: (let ((.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse5 .cse3 .cse6) (not (<= 1 ~waterLevel~0))) (or .cse1 .cse2 (or .cse3 .cse6)) (or .cse5 .cse0 .cse3 (not (= ~waterLevel~0 1)) .cse4))) [2019-09-20 13:05:22,719 INFO L443 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2019-09-20 13:05:22,719 INFO L443 ceAbstractionStarter]: For program point L274(lines 274 291) no Hoare annotation was computed. [2019-09-20 13:05:22,719 INFO L443 ceAbstractionStarter]: For program point L274-1(lines 266 294) no Hoare annotation was computed. [2019-09-20 13:05:22,719 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 266 294) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse1 .cse2) (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:22,720 INFO L439 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse1 .cse2) (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 266 294) no Hoare annotation was computed. [2019-09-20 13:05:22,720 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 258 265) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 258 265) no Hoare annotation was computed. [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 258 265) no Hoare annotation was computed. [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point L207(lines 207 215) no Hoare annotation was computed. [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point L207-2(lines 207 215) no Hoare annotation was computed. [2019-09-20 13:05:22,720 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 199 221) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 199 221) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 199 221) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 730 832) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L795-1(line 795) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 758) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 829) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L781(lines 781 785) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L779-2(lines 779 799) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 730 832) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L800(lines 778 801) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L759(lines 759 775) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 826) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 730 832) no Hoare annotation was computed. [2019-09-20 13:05:22,721 INFO L443 ceAbstractionStarter]: For program point L780(lines 779 799) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point L811-1(line 811) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point L776(lines 776 817) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 936 945) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 936 945) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 936 945) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,722 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)) [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 449 456) no Hoare annotation was computed. [2019-09-20 13:05:22,722 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 449 456) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 449 456) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))) (or (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse1 .cse3))) [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 222 230) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 222 230) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 222 230) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 521 539) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L446 ceAbstractionStarter]: At program point L528(line 528) the Hoare annotation is: true [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point L530-2(lines 530 534) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point L528-1(line 528) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 521 539) the Hoare annotation is: true [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 521 539) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 534) no Hoare annotation was computed. [2019-09-20 13:05:22,723 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 178 189) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) (or .cse1 .cse2) .cse3) (or (or (not (= 0 ~pumpRunning~0)) .cse1 .cse2) .cse0 (not (<= 1 ~waterLevel~0)) .cse3))) [2019-09-20 13:05:22,724 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 178 189) no Hoare annotation was computed. [2019-09-20 13:05:22,724 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 178 189) no Hoare annotation was computed. [2019-09-20 13:05:22,724 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,724 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,724 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,724 INFO L439 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) .cse0) (not (<= 1 |old(~waterLevel~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) .cse2) (or .cse1 .cse3 .cse4 .cse2 .cse0) (or .cse1 .cse3 .cse4 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (= ~pumpRunning~0 1))))) [2019-09-20 13:05:22,724 INFO L439 ceAbstractionStarter]: At program point L377(lines 377 383) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse0) .cse1 (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 |old(~pumpRunning~0)|))) (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (<= 1 |old(~waterLevel~0)|)) (or .cse2 .cse1) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 1) .cse3 .cse4) .cse5 (and .cse3 .cse0))) (or .cse2 .cse4 .cse1 (not (= |old(~waterLevel~0)| 1)) .cse5))) [2019-09-20 13:05:22,724 INFO L439 ceAbstractionStarter]: At program point L372(line 372) the Hoare annotation is: (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 (= 0 ~methAndRunningLastTime~0) .cse3) (or .cse0 .cse1 .cse2 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (<= 1 |old(~waterLevel~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) .cse3))) [2019-09-20 13:05:22,725 INFO L443 ceAbstractionStarter]: For program point L370(lines 369 388) no Hoare annotation was computed. [2019-09-20 13:05:22,725 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 366 389) the Hoare annotation is: (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (= ~pumpRunning~0 1) .cse5) .cse1 .cse2 .cse3) (or (and .cse5 (= ~pumpRunning~0 0) .cse0) (not (<= 1 |old(~waterLevel~0)|)) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) .cse4))) [2019-09-20 13:05:22,725 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 366 389) no Hoare annotation was computed. [2019-09-20 13:05:22,725 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 366 389) no Hoare annotation was computed. [2019-09-20 13:05:22,725 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-09-20 13:05:22,725 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-09-20 13:05:22,725 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-09-20 13:05:22,725 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-09-20 13:05:22,725 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-09-20 13:05:22,726 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-09-20 13:05:22,726 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-09-20 13:05:22,726 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-09-20 13:05:22,726 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-09-20 13:05:22,726 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-09-20 13:05:22,726 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 190 198) the Hoare annotation is: true [2019-09-20 13:05:22,726 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 190 198) no Hoare annotation was computed. [2019-09-20 13:05:22,726 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 190 198) no Hoare annotation was computed. [2019-09-20 13:05:22,726 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 154 165) the Hoare annotation is: (or (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~systemActive~0 1))) [2019-09-20 13:05:22,726 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 154 165) no Hoare annotation was computed. [2019-09-20 13:05:22,727 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 154 165) no Hoare annotation was computed. [2019-09-20 13:05:22,727 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-09-20 13:05:22,727 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-09-20 13:05:22,727 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,727 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) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:22,727 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:22,727 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:22,727 INFO L439 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))) (or (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse0))) [2019-09-20 13:05:22,727 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 398 422) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse3 .cse2 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:22,727 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 398 422) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L439 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~pumpRunning~0 0))) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3) (or .cse0 .cse3 (or .cse1 .cse2) (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 398 422) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L439 ceAbstractionStarter]: At program point L408(line 408) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (not (<= 1 ~waterLevel~0)) (and .cse2 .cse3)) (or (or .cse0 .cse1) (not .cse2) .cse3 .cse4) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse4))) [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point L406(lines 406 414) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L439 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~waterLevel~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) .cse2 .cse3) (or .cse3 .cse2 (or .cse0 .cse1) (not (= ~methAndRunningLastTime~0 0))))) [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point L404-1(line 404) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 419) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 166 177) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point L170-1(lines 166 177) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 166 177) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) (or (not (= 0 ~pumpRunning~0)) .cse1) (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~pumpRunning~0))))) [2019-09-20 13:05:22,728 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 926 933) no Hoare annotation was computed. [2019-09-20 13:05:22,728 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 926 933) the Hoare annotation is: true [2019-09-20 13:05:22,729 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 930) no Hoare annotation was computed. [2019-09-20 13:05:22,729 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 926 933) no Hoare annotation was computed. [2019-09-20 13:05:22,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:22 BoogieIcfgContainer [2019-09-20 13:05:22,743 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:22,745 INFO L168 Benchmark]: Toolchain (without parser) took 17549.99 ms. Allocated memory was 135.8 MB in the beginning and 534.8 MB in the end (delta: 399.0 MB). Free memory was 86.0 MB in the beginning and 102.8 MB in the end (delta: -16.7 MB). Peak memory consumption was 384.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:22,746 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:22,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.16 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 85.8 MB in the beginning and 164.9 MB in the end (delta: -79.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:22,748 INFO L168 Benchmark]: Boogie Preprocessor took 92.32 ms. Allocated memory is still 199.8 MB. Free memory was 164.9 MB in the beginning and 160.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:22,749 INFO L168 Benchmark]: RCFGBuilder took 1101.26 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.5 MB in the beginning and 190.8 MB in the end (delta: -30.3 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:22,750 INFO L168 Benchmark]: TraceAbstraction took 15612.10 ms. Allocated memory was 223.3 MB in the beginning and 534.8 MB in the end (delta: 311.4 MB). Free memory was 190.8 MB in the beginning and 102.8 MB in the end (delta: 88.1 MB). Peak memory consumption was 402.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:22,754 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 739.16 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 85.8 MB in the beginning and 164.9 MB in the end (delta: -79.1 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.32 ms. Allocated memory is still 199.8 MB. Free memory was 164.9 MB in the beginning and 160.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1101.26 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.5 MB in the beginning and 190.8 MB in the end (delta: -30.3 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15612.10 ms. Allocated memory was 223.3 MB in the beginning and 534.8 MB in the end (delta: 311.4 MB). Free memory was 190.8 MB in the beginning and 102.8 MB in the end (delta: 88.1 MB). Peak memory consumption was 402.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 930]: 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: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((!(systemActive == 1) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 <= waterLevel)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. SAFE Result, 15.5s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 5.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2352 SDtfs, 2117 SDslu, 5200 SDs, 0 SdLazy, 2719 SolverSat, 934 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 608 GetRequests, 512 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1783occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 868 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 2267 PreInvPairs, 2343 NumberOfFragments, 1749 HoareAnnotationTreeSize, 2267 FomulaSimplifications, 14400 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 60 FomulaSimplificationsInter, 17968 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1814 NumberOfCodeBlocks, 1814 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1797 ConstructedInterpolants, 0 QuantifiedInterpolants, 343631 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2712 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 269/283 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...