java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:20:13,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:20:13,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:20:13,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:20:13,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:20:13,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:20:13,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:20:13,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:20:13,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:20:13,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:20:13,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:20:13,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:20:13,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:20:13,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:20:13,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:20:13,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:20:13,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:20:13,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:20:13,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:20:13,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:20:13,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:20:13,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:20:13,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:20:13,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:20:13,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:20:13,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:20:13,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:20:13,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:20:13,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:20:13,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:20:13,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:20:13,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:20:13,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:20:13,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:20:13,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:20:13,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:20:13,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:20:13,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:20:13,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:20:13,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:20:13,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:20:13,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 14:20:13,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:20:13,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:20:13,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:20:13,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:20:13,296 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:20:13,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:20:13,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:20:13,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:20:13,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:20:13,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:20:13,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:20:13,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:20:13,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:20:13,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:20:13,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:20:13,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:20:13,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:20:13,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:20:13,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:20:13,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:20:13,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:20:13,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:20:13,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:20:13,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:20:13,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:20:13,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:20:13,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:20:13,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:20:13,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:20:13,356 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:20:13,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:20:13,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:20:13,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:20:13,381 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:20:13,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-10-02 14:20:13,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27a0c6cf/8d036e06a951440e84cdfd953dd354df/FLAG775c1daf1 [2019-10-02 14:20:13,933 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:20:13,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-10-02 14:20:13,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27a0c6cf/8d036e06a951440e84cdfd953dd354df/FLAG775c1daf1 [2019-10-02 14:20:14,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27a0c6cf/8d036e06a951440e84cdfd953dd354df [2019-10-02 14:20:14,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:20:14,312 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:20:14,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:20:14,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:20:14,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:20:14,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:14,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a48b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14, skipping insertion in model container [2019-10-02 14:20:14,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:14,327 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:20:14,378 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:20:14,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:20:14,817 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:20:14,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:20:14,995 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:20:14,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14 WrapperNode [2019-10-02 14:20:14,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:20:14,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:20:14,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:20:14,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:20:15,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... [2019-10-02 14:20:15,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:20:15,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:20:15,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:20:15,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:20:15,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:20:15,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:20:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:20:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:20:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:20:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:20:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:20:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:20:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:20:15,170 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:20:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:20:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:20:15,171 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:20:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:20:15,172 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:20:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:20:15,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:20:15,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:20:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:20:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:20:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:20:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:20:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-02 14:20:15,176 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:20:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:20:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:20:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:20:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-02 14:20:15,177 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-02 14:20:15,178 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-02 14:20:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:20:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:20:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:20:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:20:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:20:15,179 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:20:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:20:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:20:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:20:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:20:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:20:15,180 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:20:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:20:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:20:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:20:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:20:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:20:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:20:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:20:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:20:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:20:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:20:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:20:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:20:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:20:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:20:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:20:15,187 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:20:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-02 14:20:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:20:15,188 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:20:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-02 14:20:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-02 14:20:15,189 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:20:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:20:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:20:15,190 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:20:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:20:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-02 14:20:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:20:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:20:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:20:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:20:16,358 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:20:16,358 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:20:16,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:20:16 BoogieIcfgContainer [2019-10-02 14:20:16,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:20:16,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:20:16,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:20:16,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:20:16,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:20:14" (1/3) ... [2019-10-02 14:20:16,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dec54b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:20:16, skipping insertion in model container [2019-10-02 14:20:16,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:20:14" (2/3) ... [2019-10-02 14:20:16,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dec54b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:20:16, skipping insertion in model container [2019-10-02 14:20:16,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:20:16" (3/3) ... [2019-10-02 14:20:16,368 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48.cil.c [2019-10-02 14:20:16,379 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:20:16,388 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:20:16,406 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:20:16,440 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:20:16,441 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:20:16,441 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:20:16,441 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:20:16,442 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:20:16,442 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:20:16,442 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:20:16,442 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:20:16,443 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:20:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2019-10-02 14:20:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-02 14:20:16,476 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:16,477 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:16,480 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:16,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:16,487 INFO L82 PathProgramCache]: Analyzing trace with hash -952681071, now seen corresponding path program 1 times [2019-10-02 14:20:16,489 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:16,489 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:16,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:16,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:16,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:16,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:16,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:20:16,907 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:20:16,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:20:16,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:20:16,923 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2019-10-02 14:20:16,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:16,965 INFO L93 Difference]: Finished difference Result 280 states and 349 transitions. [2019-10-02 14:20:16,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:20:16,969 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-02 14:20:16,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:16,989 INFO L225 Difference]: With dead ends: 280 [2019-10-02 14:20:16,990 INFO L226 Difference]: Without dead ends: 140 [2019-10-02 14:20:16,998 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:20:17,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-10-02 14:20:17,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-10-02 14:20:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-10-02 14:20:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 166 transitions. [2019-10-02 14:20:17,089 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 166 transitions. Word has length 46 [2019-10-02 14:20:17,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:17,089 INFO L475 AbstractCegarLoop]: Abstraction has 140 states and 166 transitions. [2019-10-02 14:20:17,089 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:20:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 166 transitions. [2019-10-02 14:20:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-02 14:20:17,093 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:17,093 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:17,094 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:17,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:17,094 INFO L82 PathProgramCache]: Analyzing trace with hash -448216280, now seen corresponding path program 1 times [2019-10-02 14:20:17,094 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:17,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:17,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:17,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:17,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:17,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:17,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:20:17,270 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:20:17,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:20:17,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:20:17,271 INFO L87 Difference]: Start difference. First operand 140 states and 166 transitions. Second operand 3 states. [2019-10-02 14:20:17,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:17,315 INFO L93 Difference]: Finished difference Result 219 states and 259 transitions. [2019-10-02 14:20:17,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:20:17,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-02 14:20:17,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:17,318 INFO L225 Difference]: With dead ends: 219 [2019-10-02 14:20:17,318 INFO L226 Difference]: Without dead ends: 131 [2019-10-02 14:20:17,320 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:20:17,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-10-02 14:20:17,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-10-02 14:20:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-10-02 14:20:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 154 transitions. [2019-10-02 14:20:17,335 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 154 transitions. Word has length 47 [2019-10-02 14:20:17,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:17,335 INFO L475 AbstractCegarLoop]: Abstraction has 131 states and 154 transitions. [2019-10-02 14:20:17,335 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:20:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2019-10-02 14:20:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:20:17,338 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:17,338 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:17,338 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:17,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:17,339 INFO L82 PathProgramCache]: Analyzing trace with hash -673738792, now seen corresponding path program 1 times [2019-10-02 14:20:17,339 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:17,339 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:17,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:17,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:17,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:17,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:17,465 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:17,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:20:17,466 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:20:17,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:20:17,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:17,467 INFO L87 Difference]: Start difference. First operand 131 states and 154 transitions. Second operand 7 states. [2019-10-02 14:20:17,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:17,989 INFO L93 Difference]: Finished difference Result 395 states and 482 transitions. [2019-10-02 14:20:17,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:20:17,989 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-02 14:20:17,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:17,993 INFO L225 Difference]: With dead ends: 395 [2019-10-02 14:20:17,994 INFO L226 Difference]: Without dead ends: 288 [2019-10-02 14:20:17,995 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:20:17,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2019-10-02 14:20:18,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 276. [2019-10-02 14:20:18,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2019-10-02 14:20:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 336 transitions. [2019-10-02 14:20:18,031 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 336 transitions. Word has length 52 [2019-10-02 14:20:18,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:18,032 INFO L475 AbstractCegarLoop]: Abstraction has 276 states and 336 transitions. [2019-10-02 14:20:18,032 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:20:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 336 transitions. [2019-10-02 14:20:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-02 14:20:18,035 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:18,035 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:18,036 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:18,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:18,036 INFO L82 PathProgramCache]: Analyzing trace with hash -1909301517, now seen corresponding path program 1 times [2019-10-02 14:20:18,036 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:18,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:18,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:18,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:18,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:18,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:18,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:18,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:20:18,190 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:18,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:18,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:18,190 INFO L87 Difference]: Start difference. First operand 276 states and 336 transitions. Second operand 6 states. [2019-10-02 14:20:18,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:18,423 INFO L93 Difference]: Finished difference Result 765 states and 956 transitions. [2019-10-02 14:20:18,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:18,425 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-02 14:20:18,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:18,434 INFO L225 Difference]: With dead ends: 765 [2019-10-02 14:20:18,435 INFO L226 Difference]: Without dead ends: 513 [2019-10-02 14:20:18,440 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:20:18,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2019-10-02 14:20:18,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 507. [2019-10-02 14:20:18,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2019-10-02 14:20:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 622 transitions. [2019-10-02 14:20:18,513 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 622 transitions. Word has length 57 [2019-10-02 14:20:18,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:18,513 INFO L475 AbstractCegarLoop]: Abstraction has 507 states and 622 transitions. [2019-10-02 14:20:18,514 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 622 transitions. [2019-10-02 14:20:18,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-02 14:20:18,518 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:18,518 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:18,518 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:18,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:18,519 INFO L82 PathProgramCache]: Analyzing trace with hash 431982967, now seen corresponding path program 1 times [2019-10-02 14:20:18,519 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:18,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:18,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:18,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:18,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:20:18,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:18,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:20:18,625 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:20:18,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:20:18,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:18,626 INFO L87 Difference]: Start difference. First operand 507 states and 622 transitions. Second operand 7 states. [2019-10-02 14:20:19,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:19,413 INFO L93 Difference]: Finished difference Result 1346 states and 1759 transitions. [2019-10-02 14:20:19,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:20:19,414 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-02 14:20:19,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:19,423 INFO L225 Difference]: With dead ends: 1346 [2019-10-02 14:20:19,424 INFO L226 Difference]: Without dead ends: 863 [2019-10-02 14:20:19,426 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:20:19,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-10-02 14:20:19,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 765. [2019-10-02 14:20:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2019-10-02 14:20:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 927 transitions. [2019-10-02 14:20:19,514 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 927 transitions. Word has length 61 [2019-10-02 14:20:19,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:19,515 INFO L475 AbstractCegarLoop]: Abstraction has 765 states and 927 transitions. [2019-10-02 14:20:19,515 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:20:19,515 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 927 transitions. [2019-10-02 14:20:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-10-02 14:20:19,519 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:19,519 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:19,519 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:19,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:19,520 INFO L82 PathProgramCache]: Analyzing trace with hash -597595789, now seen corresponding path program 1 times [2019-10-02 14:20:19,520 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:19,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:19,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:19,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:19,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:19,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:19,650 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:19,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:20:19,651 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:20:19,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:20:19,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:20:19,652 INFO L87 Difference]: Start difference. First operand 765 states and 927 transitions. Second operand 4 states. [2019-10-02 14:20:19,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:19,988 INFO L93 Difference]: Finished difference Result 2836 states and 3648 transitions. [2019-10-02 14:20:19,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:20:19,988 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2019-10-02 14:20:19,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:20,005 INFO L225 Difference]: With dead ends: 2836 [2019-10-02 14:20:20,005 INFO L226 Difference]: Without dead ends: 2095 [2019-10-02 14:20:20,009 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:20:20,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2019-10-02 14:20:20,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2049. [2019-10-02 14:20:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2049 states. [2019-10-02 14:20:20,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 2569 transitions. [2019-10-02 14:20:20,180 INFO L78 Accepts]: Start accepts. Automaton has 2049 states and 2569 transitions. Word has length 99 [2019-10-02 14:20:20,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:20,181 INFO L475 AbstractCegarLoop]: Abstraction has 2049 states and 2569 transitions. [2019-10-02 14:20:20,181 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:20:20,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2569 transitions. [2019-10-02 14:20:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-10-02 14:20:20,186 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:20,187 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:20,187 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:20,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:20,187 INFO L82 PathProgramCache]: Analyzing trace with hash -589836430, now seen corresponding path program 1 times [2019-10-02 14:20:20,188 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:20,188 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:20,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:20,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:20,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:20,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:20,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:20,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:20:20,266 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:20:20,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:20:20,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:20:20,268 INFO L87 Difference]: Start difference. First operand 2049 states and 2569 transitions. Second operand 6 states. [2019-10-02 14:20:20,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:20,394 INFO L93 Difference]: Finished difference Result 4158 states and 5438 transitions. [2019-10-02 14:20:20,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:20:20,394 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2019-10-02 14:20:20,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:20,410 INFO L225 Difference]: With dead ends: 4158 [2019-10-02 14:20:20,410 INFO L226 Difference]: Without dead ends: 2133 [2019-10-02 14:20:20,418 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:20:20,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states. [2019-10-02 14:20:20,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 2109. [2019-10-02 14:20:20,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2109 states. [2019-10-02 14:20:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 2109 states and 2633 transitions. [2019-10-02 14:20:20,540 INFO L78 Accepts]: Start accepts. Automaton has 2109 states and 2633 transitions. Word has length 99 [2019-10-02 14:20:20,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:20,541 INFO L475 AbstractCegarLoop]: Abstraction has 2109 states and 2633 transitions. [2019-10-02 14:20:20,541 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:20:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2633 transitions. [2019-10-02 14:20:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-10-02 14:20:20,546 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:20,547 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:20,547 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:20,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:20,548 INFO L82 PathProgramCache]: Analyzing trace with hash 303649908, now seen corresponding path program 1 times [2019-10-02 14:20:20,548 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:20,548 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:20,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:20,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:20,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:20:20,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:20:20,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:20:20,634 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:20:20,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:20:20,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:20:20,635 INFO L87 Difference]: Start difference. First operand 2109 states and 2633 transitions. Second operand 8 states. [2019-10-02 14:20:20,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:20,756 INFO L93 Difference]: Finished difference Result 3832 states and 4932 transitions. [2019-10-02 14:20:20,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:20:20,757 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2019-10-02 14:20:20,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:20,770 INFO L225 Difference]: With dead ends: 3832 [2019-10-02 14:20:20,771 INFO L226 Difference]: Without dead ends: 1747 [2019-10-02 14:20:20,787 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:20:20,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1747 states. [2019-10-02 14:20:20,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1747 to 1747. [2019-10-02 14:20:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1747 states. [2019-10-02 14:20:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 2151 transitions. [2019-10-02 14:20:20,958 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 2151 transitions. Word has length 99 [2019-10-02 14:20:20,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:20,959 INFO L475 AbstractCegarLoop]: Abstraction has 1747 states and 2151 transitions. [2019-10-02 14:20:20,959 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:20:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2151 transitions. [2019-10-02 14:20:20,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-10-02 14:20:20,964 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:20,964 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:20,964 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:20,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:20,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1696809349, now seen corresponding path program 1 times [2019-10-02 14:20:20,965 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:20,965 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:20,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:20,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:20,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:20:21,135 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:21,135 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:20:21,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:21,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:20:21,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:21,560 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 14:20:21,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:21,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:20:21,568 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:20:21,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:20:21,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:20:21,569 INFO L87 Difference]: Start difference. First operand 1747 states and 2151 transitions. Second operand 19 states. [2019-10-02 14:20:23,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:23,107 INFO L93 Difference]: Finished difference Result 3440 states and 4282 transitions. [2019-10-02 14:20:23,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:20:23,108 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2019-10-02 14:20:23,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:23,125 INFO L225 Difference]: With dead ends: 3440 [2019-10-02 14:20:23,125 INFO L226 Difference]: Without dead ends: 1717 [2019-10-02 14:20:23,134 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:20:23,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1717 states. [2019-10-02 14:20:23,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1717 to 1717. [2019-10-02 14:20:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1717 states. [2019-10-02 14:20:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1717 states and 2069 transitions. [2019-10-02 14:20:23,298 INFO L78 Accepts]: Start accepts. Automaton has 1717 states and 2069 transitions. Word has length 103 [2019-10-02 14:20:23,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:23,301 INFO L475 AbstractCegarLoop]: Abstraction has 1717 states and 2069 transitions. [2019-10-02 14:20:23,301 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:20:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2069 transitions. [2019-10-02 14:20:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-10-02 14:20:23,313 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:20:23,314 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:20:23,314 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:20:23,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:20:23,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1305429528, now seen corresponding path program 1 times [2019-10-02 14:20:23,315 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:20:23,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:20:23,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:23,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:23,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:20:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-02 14:20:23,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:20:23,568 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:20:23,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:20:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:20:23,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:20:23,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:20:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-02 14:20:24,029 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:20:24,030 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:20:24,030 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:20:24,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:20:24,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:20:24,032 INFO L87 Difference]: Start difference. First operand 1717 states and 2069 transitions. Second operand 19 states. [2019-10-02 14:20:25,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:20:25,549 INFO L93 Difference]: Finished difference Result 2919 states and 3581 transitions. [2019-10-02 14:20:25,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:20:25,550 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2019-10-02 14:20:25,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:20:25,551 INFO L225 Difference]: With dead ends: 2919 [2019-10-02 14:20:25,551 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:20:25,560 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:20:25,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:20:25,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:20:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:20:25,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:20:25,561 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2019-10-02 14:20:25,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:20:25,562 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:20:25,562 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:20:25,562 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:20:25,562 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:20:25,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:20:26,797 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 15 [2019-10-02 14:20:27,009 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 21 [2019-10-02 14:20:27,274 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2019-10-02 14:20:28,000 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2019-10-02 14:20:28,233 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2019-10-02 14:20:28,519 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 19 [2019-10-02 14:20:28,990 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 35 [2019-10-02 14:20:29,582 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 23 [2019-10-02 14:20:29,733 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 22 [2019-10-02 14:20:29,874 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 19 [2019-10-02 14:20:30,015 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 19 [2019-10-02 14:20:30,183 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-10-02 14:20:30,374 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 17 [2019-10-02 14:20:30,529 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2019-10-02 14:20:30,887 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 31 [2019-10-02 14:20:30,963 INFO L443 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point L320-2(lines 320 341) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point L342(lines 319 343) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 295 350) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 295 350) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 326 330) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 295 350) no Hoare annotation was computed. [2019-10-02 14:20:30,964 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point L377-2(lines 377 402) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 351 410) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point L403(lines 376 404) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 351 410) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2019-10-02 14:20:30,965 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 351 410) no Hoare annotation was computed. [2019-10-02 14:20:30,966 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 955 961) the Hoare annotation is: true [2019-10-02 14:20:30,966 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 955 961) no Hoare annotation was computed. [2019-10-02 14:20:30,966 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 962 970) no Hoare annotation was computed. [2019-10-02 14:20:30,966 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 962 970) the Hoare annotation is: true [2019-10-02 14:20:30,966 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 962 970) no Hoare annotation was computed. [2019-10-02 14:20:30,967 INFO L439 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,967 INFO L439 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,967 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,967 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2019-10-02 14:20:30,967 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2019-10-02 14:20:30,968 INFO L439 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,968 INFO L439 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,968 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2019-10-02 14:20:30,968 INFO L443 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2019-10-02 14:20:30,968 INFO L443 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-10-02 14:20:30,969 INFO L439 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,969 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-02 14:20:30,969 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2019-10-02 14:20:30,969 INFO L443 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2019-10-02 14:20:30,969 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-02 14:20:30,969 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-02 14:20:30,969 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-02 14:20:30,970 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-10-02 14:20:30,971 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-02 14:20:30,971 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-02 14:20:30,971 INFO L443 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2019-10-02 14:20:30,971 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-10-02 14:20:30,971 INFO L443 ceAbstractionStarter]: For program point L695-1(lines 676 700) no Hoare annotation was computed. [2019-10-02 14:20:30,971 INFO L439 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse0 (= processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 0))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,972 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 676 700) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,972 INFO L439 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 ~waterLevel~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2)))) [2019-10-02 14:20:30,972 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2019-10-02 14:20:30,972 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 676 700) no Hoare annotation was computed. [2019-10-02 14:20:30,972 INFO L439 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,972 INFO L443 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2019-10-02 14:20:30,973 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2019-10-02 14:20:30,973 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 835 849) no Hoare annotation was computed. [2019-10-02 14:20:30,973 INFO L439 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse3 (not (= |old(~systemActive~0)| 1))) (.cse2 (= 1 ~systemActive~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2019-10-02 14:20:30,973 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-10-02 14:20:30,973 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 835 849) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse3 (= 1 ~systemActive~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse4 .cse3) (or .cse5 .cse6 .cse7) (or .cse7 .cse6 .cse2))) [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 835 849) no Hoare annotation was computed. [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 771 779) no Hoare annotation was computed. [2019-10-02 14:20:30,974 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 771 779) the Hoare annotation is: true [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 771 779) no Hoare annotation was computed. [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 807) no Hoare annotation was computed. [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 795) no Hoare annotation was computed. [2019-10-02 14:20:30,974 INFO L443 ceAbstractionStarter]: For program point L787-2(lines 787 795) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 780 815) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 780 815) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 780 815) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 948 954) no Hoare annotation was computed. [2019-10-02 14:20:30,975 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 948 954) the Hoare annotation is: true [2019-10-02 14:20:30,975 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 249 294) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 249 294) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 249 294) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 596) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 576 596) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 562 607) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 562 607) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2019-10-02 14:20:30,976 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 562 607) no Hoare annotation was computed. [2019-10-02 14:20:30,977 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,977 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2019-10-02 14:20:30,977 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2019-10-02 14:20:30,977 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 760 770) the Hoare annotation is: true [2019-10-02 14:20:30,977 INFO L446 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2019-10-02 14:20:30,977 INFO L443 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2019-10-02 14:20:30,977 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 760 770) no Hoare annotation was computed. [2019-10-02 14:20:30,978 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 760 770) no Hoare annotation was computed. [2019-10-02 14:20:30,978 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 752 759) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,978 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 752 759) no Hoare annotation was computed. [2019-10-02 14:20:30,978 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 752 759) no Hoare annotation was computed. [2019-10-02 14:20:30,978 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2019-10-02 14:20:30,978 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2019-10-02 14:20:30,978 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-10-02 14:20:30,979 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2019-10-02 14:20:30,979 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 702 726) no Hoare annotation was computed. [2019-10-02 14:20:30,979 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 702 726) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,979 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-10-02 14:20:30,979 INFO L443 ceAbstractionStarter]: For program point L721-1(lines 702 726) no Hoare annotation was computed. [2019-10-02 14:20:30,979 INFO L439 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-02 14:20:30,980 INFO L439 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2019-10-02 14:20:30,980 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2019-10-02 14:20:30,980 INFO L439 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse4 .cse1 .cse2) (or .cse3 .cse0 .cse1))) [2019-10-02 14:20:30,980 INFO L443 ceAbstractionStarter]: For program point L708-1(line 708) no Hoare annotation was computed. [2019-10-02 14:20:30,980 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2019-10-02 14:20:30,980 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 668 674) no Hoare annotation was computed. [2019-10-02 14:20:30,980 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 668 674) the Hoare annotation is: true [2019-10-02 14:20:30,981 INFO L443 ceAbstractionStarter]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2019-10-02 14:20:30,981 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 868 935) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,981 INFO L439 ceAbstractionStarter]: At program point L925(lines 878 927) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-10-02 14:20:30,981 INFO L439 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-10-02 14:20:30,981 INFO L443 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2019-10-02 14:20:30,981 INFO L443 ceAbstractionStarter]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2019-10-02 14:20:30,981 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 868 935) no Hoare annotation was computed. [2019-10-02 14:20:30,982 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2019-10-02 14:20:30,982 INFO L439 ceAbstractionStarter]: At program point L928(lines 877 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:20:30,982 INFO L439 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2019-10-02 14:20:30,982 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2019-10-02 14:20:30,982 INFO L439 ceAbstractionStarter]: At program point L916-1(lines 908 923) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2019-10-02 14:20:30,983 INFO L443 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2019-10-02 14:20:30,983 INFO L439 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:20:30,983 INFO L443 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2019-10-02 14:20:30,983 INFO L439 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2019-10-02 14:20:30,983 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 868 935) no Hoare annotation was computed. [2019-10-02 14:20:30,983 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2019-10-02 14:20:30,983 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 516 561) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 543) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 516 561) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 550) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 516 561) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 727 734) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 727 734) no Hoare annotation was computed. [2019-10-02 14:20:30,984 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 727 734) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 413 515) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 458) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point L502(lines 502 509) no Hoare annotation was computed. [2019-10-02 14:20:30,985 INFO L443 ceAbstractionStarter]: For program point L463(lines 462 482) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 500) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 413 515) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 441) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point L501(lines 501 512) no Hoare annotation was computed. [2019-10-02 14:20:30,986 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 413 515) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point L462-2(lines 462 482) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point L483(lines 461 484) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 938 947) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 938 947) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 938 947) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,987 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-02 14:20:30,988 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,988 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 735 751) no Hoare annotation was computed. [2019-10-02 14:20:30,988 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,988 INFO L443 ceAbstractionStarter]: For program point L746-1(lines 735 751) no Hoare annotation was computed. [2019-10-02 14:20:30,988 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 735 751) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:20:30,988 INFO L443 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L439 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:20:30,989 INFO L443 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 816 834) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2019-10-02 14:20:30,989 INFO L446 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2019-10-02 14:20:30,990 INFO L443 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2019-10-02 14:20:30,990 INFO L443 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2019-10-02 14:20:30,990 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 816 834) the Hoare annotation is: true [2019-10-02 14:20:30,990 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 816 834) no Hoare annotation was computed. [2019-10-02 14:20:30,990 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-10-02 14:20:30,990 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= 1 ~methaneLevelCritical~0)) (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2))) [2019-10-02 14:20:30,990 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-02 14:20:30,991 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,991 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,991 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,991 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-02 14:20:30,991 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-10-02 14:20:30,991 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-02 14:20:30,991 INFO L439 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse1 (= 1 ~waterLevel~0))) (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= ~systemActive~0 0)) (.cse9 (not .cse1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5) (or .cse4 .cse6 .cse7) (or .cse7 .cse6 .cse3) (or .cse4 .cse8 .cse0 .cse9) (or .cse8 .cse0 .cse3 .cse9) (or .cse5 .cse0 .cse3) (or .cse4 .cse0 .cse1 .cse2)))) [2019-10-02 14:20:30,992 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 644 667) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| 1)) (.cse8 (= 1 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse8)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not .cse0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5) (or .cse0 .cse6 .cse3 (and .cse2 .cse7)) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse1 .cse3) (or .cse6 (and .cse8 .cse7) .cse9 .cse3) (or .cse4 .cse0 .cse6 .cse2) (or .cse4 .cse6 .cse7) (or .cse4 .cse6 .cse8 .cse9)))) [2019-10-02 14:20:30,992 INFO L439 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse4 (= 1 ~waterLevel~0))) (let ((.cse8 (= |old(~waterLevel~0)| 1)) (.cse9 (not .cse4))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 0 ~methaneLevelCritical~0) .cse9 (not (= 0 ~systemActive~0)))) (.cse0 (= ~systemActive~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not .cse8))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 .cse2) (or .cse3 (and .cse4 .cse5) .cse6 .cse1) (or .cse7 .cse8 .cse3 .cse9) (or .cse8 .cse3 .cse1 .cse2 (and .cse9 .cse5)) (or .cse7 .cse3 .cse5) (or .cse7 .cse0 .cse5) (or .cse7 .cse3 .cse4 .cse6))))) [2019-10-02 14:20:30,992 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 644 667) no Hoare annotation was computed. [2019-10-02 14:20:30,992 INFO L439 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= ~systemActive~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse3 .cse2 .cse4) (or .cse1 .cse4))) [2019-10-02 14:20:30,992 INFO L443 ceAbstractionStarter]: For program point L648(lines 647 666) no Hoare annotation was computed. [2019-10-02 14:20:30,993 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 644 667) no Hoare annotation was computed. [2019-10-02 14:20:30,993 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2019-10-02 14:20:30,993 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-10-02 14:20:30,993 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2019-10-02 14:20:30,993 INFO L446 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2019-10-02 14:20:30,993 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-02 14:20:30,993 INFO L446 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2019-10-02 14:20:30,993 INFO L446 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2019-10-02 14:20:30,994 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-10-02 14:20:30,994 INFO L446 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2019-10-02 14:20:30,994 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-02 14:20:30,994 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-02 14:20:30,994 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-02 14:20:30,994 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-10-02 14:20:30,994 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2019-10-02 14:20:30,994 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2019-10-02 14:20:30,995 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,995 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:20:30,995 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:20:30,995 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:20:30,995 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2019-10-02 14:20:30,995 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: true [2019-10-02 14:20:30,995 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2019-10-02 14:20:30,996 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-10-02 14:20:30,996 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-02 14:20:30,996 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:20:30,996 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2019-10-02 14:20:30,996 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2019-10-02 14:20:30,996 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-10-02 14:20:30,996 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2019-10-02 14:20:30,997 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 611 635) the Hoare annotation is: true [2019-10-02 14:20:30,997 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 611 635) no Hoare annotation was computed. [2019-10-02 14:20:30,997 INFO L439 ceAbstractionStarter]: At program point L625(line 625) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2019-10-02 14:20:30,997 INFO L443 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2019-10-02 14:20:30,997 INFO L439 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2019-10-02 14:20:30,997 INFO L443 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2019-10-02 14:20:30,997 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2019-10-02 14:20:30,998 INFO L443 ceAbstractionStarter]: For program point L619-1(lines 611 635) no Hoare annotation was computed. [2019-10-02 14:20:30,998 INFO L446 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: true [2019-10-02 14:20:30,998 INFO L443 ceAbstractionStarter]: For program point L617-1(line 617) no Hoare annotation was computed. [2019-10-02 14:20:31,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:20:31 BoogieIcfgContainer [2019-10-02 14:20:31,013 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:20:31,015 INFO L168 Benchmark]: Toolchain (without parser) took 16702.66 ms. Allocated memory was 132.6 MB in the beginning and 539.0 MB in the end (delta: 406.3 MB). Free memory was 87.1 MB in the beginning and 311.2 MB in the end (delta: -224.1 MB). Peak memory consumption was 344.1 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:31,016 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:20:31,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.59 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 162.2 MB in the end (delta: -75.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:31,018 INFO L168 Benchmark]: Boogie Preprocessor took 88.00 ms. Allocated memory is still 199.8 MB. Free memory was 162.2 MB in the beginning and 157.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:31,019 INFO L168 Benchmark]: RCFGBuilder took 1275.15 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 157.8 MB in the beginning and 187.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:31,020 INFO L168 Benchmark]: TraceAbstraction took 14651.71 ms. Allocated memory was 223.9 MB in the beginning and 539.0 MB in the end (delta: 315.1 MB). Free memory was 187.5 MB in the beginning and 311.2 MB in the end (delta: -123.6 MB). Peak memory consumption was 353.3 MB. Max. memory is 7.1 GB. [2019-10-02 14:20:31,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.59 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.9 MB in the beginning and 162.2 MB in the end (delta: -75.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.00 ms. Allocated memory is still 199.8 MB. Free memory was 162.2 MB in the beginning and 157.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1275.15 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 157.8 MB in the beginning and 187.5 MB in the end (delta: -29.7 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14651.71 ms. Allocated memory was 223.9 MB in the beginning and 539.0 MB in the end (delta: 315.1 MB). Free memory was 187.5 MB in the beginning and 311.2 MB in the end (delta: -123.6 MB). Peak memory consumption was 353.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0)) || ((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && !(0 == systemActive)) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. SAFE Result, 14.5s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 5.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1926 SDtfs, 1399 SDslu, 7742 SDs, 0 SdLazy, 3160 SolverSat, 238 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 386 GetRequests, 284 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2109occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 186 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4378 PreInvPairs, 4627 NumberOfFragments, 1785 HoareAnnotationTreeSize, 4378 FomulaSimplifications, 4609 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 65 FomulaSimplificationsInter, 14007 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1076 NumberOfCodeBlocks, 1076 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1064 ConstructedInterpolants, 0 QuantifiedInterpolants, 173242 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1687 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...