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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:35,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:35,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:35,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:35,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:35,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:35,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:35,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:35,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:35,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:35,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:35,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:35,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:35,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:35,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:35,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:35,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:35,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:35,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:35,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:35,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:35,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:35,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:35,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:35,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:35,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:35,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:35,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:35,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:35,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:35,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:35,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:35,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:35,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:35,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:35,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:35,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:35,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:35,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:35,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:35,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:35,197 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 [2019-10-13 21:20:35,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:35,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:35,217 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:35,217 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:35,218 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:35,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:35,218 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:35,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:35,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:35,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:35,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:35,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:35,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:35,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:35,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:35,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:35,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:35,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:35,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:35,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:35,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:35,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:35,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:35,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:35,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:35,222 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:35,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:35,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:35,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:20:35,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:35,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:35,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:35,523 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:35,524 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:35,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2019-10-13 21:20:35,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55d8990c/e27bf99f8de741bf862173a0602a5829/FLAGcda0b076d [2019-10-13 21:20:36,150 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:36,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product22.cil.c [2019-10-13 21:20:36,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55d8990c/e27bf99f8de741bf862173a0602a5829/FLAGcda0b076d [2019-10-13 21:20:36,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55d8990c/e27bf99f8de741bf862173a0602a5829 [2019-10-13 21:20:36,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:36,474 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:36,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:36,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:36,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:36,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:36" (1/1) ... [2019-10-13 21:20:36,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ceb8032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:36, skipping insertion in model container [2019-10-13 21:20:36,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:36" (1/1) ... [2019-10-13 21:20:36,494 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:36,557 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:37,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:37,143 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:37,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:37,317 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:37,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37 WrapperNode [2019-10-13 21:20:37,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:37,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:37,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:37,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:37,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (1/1) ... [2019-10-13 21:20:37,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:37,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:37,410 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:37,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:37,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (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 [2019-10-13 21:20:37,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:37,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:37,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:37,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:37,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:37,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:37,477 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:37,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:37,477 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:37,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:37,477 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:37,478 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:37,481 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:20:37,481 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:37,481 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:37,482 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:37,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:37,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:37,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:20:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:37,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:37,484 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:37,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:37,486 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:37,487 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:37,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:20:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:20:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:38,537 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:38,537 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:38,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:38 BoogieIcfgContainer [2019-10-13 21:20:38,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:38,540 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:38,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:38,544 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:38,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:36" (1/3) ... [2019-10-13 21:20:38,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7789325a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:38, skipping insertion in model container [2019-10-13 21:20:38,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:37" (2/3) ... [2019-10-13 21:20:38,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7789325a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:38, skipping insertion in model container [2019-10-13 21:20:38,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:38" (3/3) ... [2019-10-13 21:20:38,547 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2019-10-13 21:20:38,557 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:38,569 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:38,581 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:38,613 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:38,613 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:38,613 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:38,613 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:38,613 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:38,613 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:38,614 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:38,614 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2019-10-13 21:20:38,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:38,646 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:38,648 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:38,650 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:38,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:38,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1920161495, now seen corresponding path program 1 times [2019-10-13 21:20:38,662 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:38,662 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403071061] [2019-10-13 21:20:38,663 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:38,663 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:38,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:39,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:39,026 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403071061] [2019-10-13 21:20:39,027 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:39,027 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:39,028 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066346833] [2019-10-13 21:20:39,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:39,034 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:39,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:39,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:39,052 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2019-10-13 21:20:39,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:39,095 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2019-10-13 21:20:39,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:39,097 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:39,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:39,109 INFO L225 Difference]: With dead ends: 252 [2019-10-13 21:20:39,110 INFO L226 Difference]: Without dead ends: 128 [2019-10-13 21:20:39,115 INFO L600 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 [2019-10-13 21:20:39,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2019-10-13 21:20:39,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2019-10-13 21:20:39,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-10-13 21:20:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2019-10-13 21:20:39,167 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2019-10-13 21:20:39,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:39,167 INFO L462 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2019-10-13 21:20:39,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2019-10-13 21:20:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:39,172 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:39,172 INFO L380 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] [2019-10-13 21:20:39,172 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:39,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:39,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1183327725, now seen corresponding path program 1 times [2019-10-13 21:20:39,173 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:39,173 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539233788] [2019-10-13 21:20:39,174 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,174 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:39,293 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539233788] [2019-10-13 21:20:39,294 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:39,294 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:39,295 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190080099] [2019-10-13 21:20:39,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:39,299 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:39,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:39,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:39,300 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 3 states. [2019-10-13 21:20:39,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:39,348 INFO L93 Difference]: Finished difference Result 197 states and 233 transitions. [2019-10-13 21:20:39,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:39,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:39,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:39,352 INFO L225 Difference]: With dead ends: 197 [2019-10-13 21:20:39,352 INFO L226 Difference]: Without dead ends: 119 [2019-10-13 21:20:39,356 INFO L600 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 [2019-10-13 21:20:39,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-10-13 21:20:39,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2019-10-13 21:20:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-10-13 21:20:39,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2019-10-13 21:20:39,371 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2019-10-13 21:20:39,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:39,372 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2019-10-13 21:20:39,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:39,372 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2019-10-13 21:20:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:20:39,377 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:39,377 INFO L380 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] [2019-10-13 21:20:39,377 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:39,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:39,378 INFO L82 PathProgramCache]: Analyzing trace with hash -2053206438, now seen corresponding path program 1 times [2019-10-13 21:20:39,378 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:39,378 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180775836] [2019-10-13 21:20:39,379 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,379 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:39,604 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180775836] [2019-10-13 21:20:39,605 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:39,605 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:39,605 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110057617] [2019-10-13 21:20:39,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:39,606 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:39,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:39,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:39,607 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 7 states. [2019-10-13 21:20:39,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:39,933 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2019-10-13 21:20:39,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:39,934 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 21:20:39,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:39,936 INFO L225 Difference]: With dead ends: 210 [2019-10-13 21:20:39,936 INFO L226 Difference]: Without dead ends: 119 [2019-10-13 21:20:39,938 INFO L600 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 [2019-10-13 21:20:39,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-10-13 21:20:39,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2019-10-13 21:20:39,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-10-13 21:20:39,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2019-10-13 21:20:39,953 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2019-10-13 21:20:39,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:39,954 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2019-10-13 21:20:39,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:39,954 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2019-10-13 21:20:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-13 21:20:39,956 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:39,956 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:39,957 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:39,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:39,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1469392380, now seen corresponding path program 1 times [2019-10-13 21:20:39,958 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:39,958 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335293803] [2019-10-13 21:20:39,958 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,958 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:39,958 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:40,166 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335293803] [2019-10-13 21:20:40,166 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,167 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:40,167 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631618495] [2019-10-13 21:20:40,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:40,168 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:40,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:40,168 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 6 states. [2019-10-13 21:20:40,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,405 INFO L93 Difference]: Finished difference Result 293 states and 353 transitions. [2019-10-13 21:20:40,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:40,407 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2019-10-13 21:20:40,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,416 INFO L225 Difference]: With dead ends: 293 [2019-10-13 21:20:40,416 INFO L226 Difference]: Without dead ends: 202 [2019-10-13 21:20:40,420 INFO L600 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 [2019-10-13 21:20:40,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-10-13 21:20:40,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 200. [2019-10-13 21:20:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2019-10-13 21:20:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 236 transitions. [2019-10-13 21:20:40,449 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 236 transitions. Word has length 70 [2019-10-13 21:20:40,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:40,450 INFO L462 AbstractCegarLoop]: Abstraction has 200 states and 236 transitions. [2019-10-13 21:20:40,450 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 236 transitions. [2019-10-13 21:20:40,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-10-13 21:20:40,452 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:40,453 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:40,453 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:40,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:40,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1644322976, now seen corresponding path program 1 times [2019-10-13 21:20:40,454 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:40,454 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402524528] [2019-10-13 21:20:40,454 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,454 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:40,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:40,611 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402524528] [2019-10-13 21:20:40,612 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:40,612 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:40,612 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343166093] [2019-10-13 21:20:40,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:40,613 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:40,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:40,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:40,614 INFO L87 Difference]: Start difference. First operand 200 states and 236 transitions. Second operand 7 states. [2019-10-13 21:20:40,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:40,961 INFO L93 Difference]: Finished difference Result 306 states and 369 transitions. [2019-10-13 21:20:40,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:40,966 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2019-10-13 21:20:40,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:40,967 INFO L225 Difference]: With dead ends: 306 [2019-10-13 21:20:40,967 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:40,968 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:20:40,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:40,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:40,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:40,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:40,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2019-10-13 21:20:40,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:40,970 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:40,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:40,970 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:40,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:40,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:42,005 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-13 21:20:42,005 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-10-13 21:20:42,005 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-13 21:20:42,006 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-13 21:20:42,006 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-10-13 21:20:42,006 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-13 21:20:42,006 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-13 21:20:42,006 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-13 21:20:42,006 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-13 21:20:42,007 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-13 21:20:42,008 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-13 21:20:42,008 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 930 936) the Hoare annotation is: true [2019-10-13 21:20:42,008 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 930 936) no Hoare annotation was computed. [2019-10-13 21:20:42,008 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 937 945) no Hoare annotation was computed. [2019-10-13 21:20:42,008 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 937 945) the Hoare annotation is: true [2019-10-13 21:20:42,008 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 937 945) no Hoare annotation was computed. [2019-10-13 21:20:42,009 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,009 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2019-10-13 21:20:42,009 INFO L439 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:42,010 INFO L439 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:42,011 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-13 21:20:42,011 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2019-10-13 21:20:42,011 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 21:20:42,012 INFO L439 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,012 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,012 INFO L439 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,012 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2019-10-13 21:20:42,012 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-13 21:20:42,012 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 21:20:42,012 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2019-10-13 21:20:42,013 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-10-13 21:20:42,013 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-13 21:20:42,013 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2019-10-13 21:20:42,013 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2019-10-13 21:20:42,013 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 21:20:42,014 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 21:20:42,014 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 21:20:42,014 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-13 21:20:42,014 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 21:20:42,014 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 21:20:42,014 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-13 21:20:42,015 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 21:20:42,015 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-13 21:20:42,015 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-10-13 21:20:42,015 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 634 642) no Hoare annotation was computed. [2019-10-13 21:20:42,015 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 634 642) the Hoare annotation is: true [2019-10-13 21:20:42,016 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 634 642) no Hoare annotation was computed. [2019-10-13 21:20:42,016 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 692) no Hoare annotation was computed. [2019-10-13 21:20:42,016 INFO L446 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: true [2019-10-13 21:20:42,016 INFO L443 ceAbstractionStarter]: For program point L688-2(lines 688 692) no Hoare annotation was computed. [2019-10-13 21:20:42,016 INFO L443 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2019-10-13 21:20:42,016 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 679 697) the Hoare annotation is: true [2019-10-13 21:20:42,016 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 679 697) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 679 697) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point L673(line 673) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 670) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point L662-2(lines 662 670) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 643 678) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 658) no Hoare annotation was computed. [2019-10-13 21:20:42,017 INFO L443 ceAbstractionStarter]: For program point L650-2(lines 650 658) no Hoare annotation was computed. [2019-10-13 21:20:42,018 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 643 678) no Hoare annotation was computed. [2019-10-13 21:20:42,018 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 643 678) no Hoare annotation was computed. [2019-10-13 21:20:42,018 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 923 929) no Hoare annotation was computed. [2019-10-13 21:20:42,019 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 923 929) the Hoare annotation is: true [2019-10-13 21:20:42,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-13 21:20:42,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-13 21:20:42,019 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-10-13 21:20:42,019 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-10-13 21:20:42,019 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-10-13 21:20:42,024 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-10-13 21:20:42,024 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-10-13 21:20:42,024 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-13 21:20:42,024 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-13 21:20:42,025 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,026 INFO L439 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,026 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2019-10-13 21:20:42,034 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2019-10-13 21:20:42,034 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 623 633) the Hoare annotation is: true [2019-10-13 21:20:42,034 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 623 633) no Hoare annotation was computed. [2019-10-13 21:20:42,034 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 623 633) no Hoare annotation was computed. [2019-10-13 21:20:42,034 INFO L446 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: true [2019-10-13 21:20:42,035 INFO L443 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2019-10-13 21:20:42,035 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 615 622) the Hoare annotation is: true [2019-10-13 21:20:42,035 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 615 622) no Hoare annotation was computed. [2019-10-13 21:20:42,035 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 615 622) no Hoare annotation was computed. [2019-10-13 21:20:42,035 INFO L439 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,035 INFO L443 ceAbstractionStarter]: For program point L601-1(lines 582 606) no Hoare annotation was computed. [2019-10-13 21:20:42,035 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 582 606) no Hoare annotation was computed. [2019-10-13 21:20:42,036 INFO L439 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,036 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 582 606) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,036 INFO L439 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,036 INFO L443 ceAbstractionStarter]: For program point L590(lines 590 598) no Hoare annotation was computed. [2019-10-13 21:20:42,037 INFO L439 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,037 INFO L443 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2019-10-13 21:20:42,037 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 603) no Hoare annotation was computed. [2019-10-13 21:20:42,038 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 548 554) no Hoare annotation was computed. [2019-10-13 21:20:42,038 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 548 554) the Hoare annotation is: true [2019-10-13 21:20:42,038 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 743) no Hoare annotation was computed. [2019-10-13 21:20:42,038 INFO L443 ceAbstractionStarter]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2019-10-13 21:20:42,038 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 707 772) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,038 INFO L439 ceAbstractionStarter]: At program point L762(lines 717 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,039 INFO L439 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,039 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 733) no Hoare annotation was computed. [2019-10-13 21:20:42,039 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 707 772) no Hoare annotation was computed. [2019-10-13 21:20:42,039 INFO L443 ceAbstractionStarter]: For program point L727-1(lines 727 733) no Hoare annotation was computed. [2019-10-13 21:20:42,039 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 723) no Hoare annotation was computed. [2019-10-13 21:20:42,039 INFO L439 ceAbstractionStarter]: At program point L765(lines 716 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,039 INFO L443 ceAbstractionStarter]: For program point L755(lines 755 759) no Hoare annotation was computed. [2019-10-13 21:20:42,040 INFO L439 ceAbstractionStarter]: At program point L755-2(lines 747 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,040 INFO L443 ceAbstractionStarter]: For program point L718(lines 717 764) no Hoare annotation was computed. [2019-10-13 21:20:42,040 INFO L439 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,040 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 760) no Hoare annotation was computed. [2019-10-13 21:20:42,040 INFO L439 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,040 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 707 772) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 902 910) no Hoare annotation was computed. [2019-10-13 21:20:42,041 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 902 910) the Hoare annotation is: true [2019-10-13 21:20:42,041 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 902 910) no Hoare annotation was computed. [2019-10-13 21:20:42,042 INFO L443 ceAbstractionStarter]: For program point L802-1(line 802) no Hoare annotation was computed. [2019-10-13 21:20:42,042 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 817) no Hoare annotation was computed. [2019-10-13 21:20:42,042 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 792 820) no Hoare annotation was computed. [2019-10-13 21:20:42,042 INFO L446 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2019-10-13 21:20:42,042 INFO L443 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2019-10-13 21:20:42,042 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 792 820) the Hoare annotation is: true [2019-10-13 21:20:42,042 INFO L439 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,042 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 811) no Hoare annotation was computed. [2019-10-13 21:20:42,043 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 814) no Hoare annotation was computed. [2019-10-13 21:20:42,043 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 792 820) no Hoare annotation was computed. [2019-10-13 21:20:42,043 INFO L439 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:42,043 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 784 791) the Hoare annotation is: true [2019-10-13 21:20:42,043 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 784 791) no Hoare annotation was computed. [2019-10-13 21:20:42,043 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 784 791) no Hoare annotation was computed. [2019-10-13 21:20:42,043 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 886) no Hoare annotation was computed. [2019-10-13 21:20:42,043 INFO L443 ceAbstractionStarter]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 870 892) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 870 892) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 870 892) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-13 21:20:42,044 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-13 21:20:42,045 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 913 922) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 913 922) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 913 922) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,046 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 607 614) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 607 614) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 607 614) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 893 901) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 893 901) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 893 901) no Hoare annotation was computed. [2019-10-13 21:20:42,047 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,048 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,048 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,048 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 849 860) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:42,048 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 849 860) no Hoare annotation was computed. [2019-10-13 21:20:42,048 INFO L443 ceAbstractionStarter]: For program point L853-1(lines 849 860) no Hoare annotation was computed. [2019-10-13 21:20:42,048 INFO L439 ceAbstractionStarter]: At program point L537(line 537) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,048 INFO L439 ceAbstractionStarter]: At program point L535(lines 535 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,049 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,049 INFO L443 ceAbstractionStarter]: For program point L528(lines 527 546) no Hoare annotation was computed. [2019-10-13 21:20:42,049 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 524 547) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,049 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 524 547) no Hoare annotation was computed. [2019-10-13 21:20:42,049 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 524 547) no Hoare annotation was computed. [2019-10-13 21:20:42,049 INFO L446 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2019-10-13 21:20:42,049 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2019-10-13 21:20:42,050 INFO L446 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2019-10-13 21:20:42,050 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-10-13 21:20:42,050 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2019-10-13 21:20:42,050 INFO L446 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2019-10-13 21:20:42,050 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-10-13 21:20:42,050 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-10-13 21:20:42,050 INFO L446 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2019-10-13 21:20:42,050 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-13 21:20:42,051 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 861 869) the Hoare annotation is: true [2019-10-13 21:20:42,051 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 861 869) no Hoare annotation was computed. [2019-10-13 21:20:42,051 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 861 869) no Hoare annotation was computed. [2019-10-13 21:20:42,051 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 825 836) the Hoare annotation is: true [2019-10-13 21:20:42,051 INFO L443 ceAbstractionStarter]: For program point L829-1(lines 825 836) no Hoare annotation was computed. [2019-10-13 21:20:42,051 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 825 836) no Hoare annotation was computed. [2019-10-13 21:20:42,051 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2019-10-13 21:20:42,052 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2019-10-13 21:20:42,052 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,052 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:42,052 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:42,052 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:42,052 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 698 705) no Hoare annotation was computed. [2019-10-13 21:20:42,052 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 698 705) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:20:42,053 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 698 705) no Hoare annotation was computed. [2019-10-13 21:20:42,053 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 837 848) no Hoare annotation was computed. [2019-10-13 21:20:42,053 INFO L443 ceAbstractionStarter]: For program point L841-1(lines 837 848) no Hoare annotation was computed. [2019-10-13 21:20:42,053 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 837 848) the Hoare annotation is: true [2019-10-13 21:20:42,053 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 774 781) no Hoare annotation was computed. [2019-10-13 21:20:42,053 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 774 781) the Hoare annotation is: true [2019-10-13 21:20:42,053 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 778) no Hoare annotation was computed. [2019-10-13 21:20:42,054 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 774 781) no Hoare annotation was computed. [2019-10-13 21:20:42,054 INFO L439 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,054 INFO L443 ceAbstractionStarter]: For program point L575-1(lines 556 580) no Hoare annotation was computed. [2019-10-13 21:20:42,054 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 556 580) no Hoare annotation was computed. [2019-10-13 21:20:42,054 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 556 580) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,054 INFO L439 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,055 INFO L439 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,055 INFO L443 ceAbstractionStarter]: For program point L564(lines 564 572) no Hoare annotation was computed. [2019-10-13 21:20:42,055 INFO L439 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:42,055 INFO L443 ceAbstractionStarter]: For program point L562-1(line 562) no Hoare annotation was computed. [2019-10-13 21:20:42,055 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 577) no Hoare annotation was computed. [2019-10-13 21:20:42,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:42 BoogieIcfgContainer [2019-10-13 21:20:42,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:42,096 INFO L168 Benchmark]: Toolchain (without parser) took 5618.30 ms. Allocated memory was 137.9 MB in the beginning and 287.8 MB in the end (delta: 149.9 MB). Free memory was 100.4 MB in the beginning and 257.6 MB in the end (delta: -157.2 MB). Peak memory consumption was 125.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,100 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 842.10 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 169.1 MB in the end (delta: -68.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,104 INFO L168 Benchmark]: Boogie Preprocessor took 91.58 ms. Allocated memory is still 202.4 MB. Free memory was 169.1 MB in the beginning and 165.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,105 INFO L168 Benchmark]: RCFGBuilder took 1128.94 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 165.1 MB in the beginning and 195.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,106 INFO L168 Benchmark]: TraceAbstraction took 3550.37 ms. Allocated memory was 234.4 MB in the beginning and 287.8 MB in the end (delta: 53.5 MB). Free memory was 195.7 MB in the beginning and 257.6 MB in the end (delta: -61.9 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:42,115 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 842.10 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.2 MB in the beginning and 169.1 MB in the end (delta: -68.9 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.58 ms. Allocated memory is still 202.4 MB. Free memory was 169.1 MB in the beginning and 165.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1128.94 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 165.1 MB in the beginning and 195.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3550.37 ms. Allocated memory was 234.4 MB in the beginning and 287.8 MB in the end (delta: 53.5 MB). Free memory was 195.7 MB in the beginning and 257.6 MB in the end (delta: -61.9 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 233 locations, 1 error locations. Result: SAFE, OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 658 SDtfs, 381 SDslu, 1037 SDs, 0 SdLazy, 376 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 327 PreInvPairs, 342 NumberOfFragments, 576 HoareAnnotationTreeSize, 327 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 60 FomulaSimplificationsInter, 844 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 299 ConstructedInterpolants, 0 QuantifiedInterpolants, 34319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...