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_spec1_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:01,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:01,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:01,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:01,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:01,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:01,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:01,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:01,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:01,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:01,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:01,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:01,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:01,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:01,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:01,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:01,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:01,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:01,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:01,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:01,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:01,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:01,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:01,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:01,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:01,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:01,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:01,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:01,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:01,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:01,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:01,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:01,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:01,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:01,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:01,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:01,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:01,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:01,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:01,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:01,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:01,285 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 21:20:01,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:01,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:01,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:01,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:01,322 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:01,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:01,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:01,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:01,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:01,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:01,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:01,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:01,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:01,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:01,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:01,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:01,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:01,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:01,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:01,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:01,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:01,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:01,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:01,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:01,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:01,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:01,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:01,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:01,329 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 21:20:01,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:01,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:01,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:01,628 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:01,628 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:01,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2019-10-13 21:20:01,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6281d24/72966efc16904d77be22362c7f5d74ae/FLAG465475d0b [2019-10-13 21:20:02,252 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:02,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product31.cil.c [2019-10-13 21:20:02,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6281d24/72966efc16904d77be22362c7f5d74ae/FLAG465475d0b [2019-10-13 21:20:02,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6281d24/72966efc16904d77be22362c7f5d74ae [2019-10-13 21:20:02,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:02,551 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:02,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:02,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:02,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:02,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:02" (1/1) ... [2019-10-13 21:20:02,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ac78c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:02, skipping insertion in model container [2019-10-13 21:20:02,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:02" (1/1) ... [2019-10-13 21:20:02,571 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:02,622 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:02,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:03,055 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:03,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:03,217 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:03,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03 WrapperNode [2019-10-13 21:20:03,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:03,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:03,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:03,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:03,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (1/1) ... [2019-10-13 21:20:03,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:03,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:03,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:03,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:03,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (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 21:20:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:20:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:20:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:20:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:20:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:20:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:20:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:20:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:04,456 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:04,457 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:04,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:04 BoogieIcfgContainer [2019-10-13 21:20:04,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:04,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:04,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:04,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:04,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:02" (1/3) ... [2019-10-13 21:20:04,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f712fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:04, skipping insertion in model container [2019-10-13 21:20:04,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:03" (2/3) ... [2019-10-13 21:20:04,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f712fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:04, skipping insertion in model container [2019-10-13 21:20:04,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:04" (3/3) ... [2019-10-13 21:20:04,467 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product31.cil.c [2019-10-13 21:20:04,478 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:04,486 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:04,498 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:04,526 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:04,526 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:04,526 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:04,527 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:04,527 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:04,527 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:04,527 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:04,527 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:04,551 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2019-10-13 21:20:04,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:20:04,562 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:04,563 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] [2019-10-13 21:20:04,565 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:04,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:04,571 INFO L82 PathProgramCache]: Analyzing trace with hash 516418904, now seen corresponding path program 1 times [2019-10-13 21:20:04,581 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:04,582 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698895561] [2019-10-13 21:20:04,582 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:04,582 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:04,583 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:04,920 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 21:20:04,921 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698895561] [2019-10-13 21:20:04,921 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:04,925 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:04,926 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246263086] [2019-10-13 21:20:04,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:04,933 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:04,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:04,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:04,951 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2019-10-13 21:20:05,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:05,017 INFO L93 Difference]: Finished difference Result 250 states and 315 transitions. [2019-10-13 21:20:05,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:05,020 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:20:05,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:05,034 INFO L225 Difference]: With dead ends: 250 [2019-10-13 21:20:05,034 INFO L226 Difference]: Without dead ends: 125 [2019-10-13 21:20:05,039 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 21:20:05,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-10-13 21:20:05,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-10-13 21:20:05,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-10-13 21:20:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 149 transitions. [2019-10-13 21:20:05,123 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 149 transitions. Word has length 46 [2019-10-13 21:20:05,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:05,124 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 149 transitions. [2019-10-13 21:20:05,124 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 149 transitions. [2019-10-13 21:20:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:20:05,130 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:05,130 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] [2019-10-13 21:20:05,131 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:05,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:05,131 INFO L82 PathProgramCache]: Analyzing trace with hash -104358884, now seen corresponding path program 1 times [2019-10-13 21:20:05,132 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:05,132 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105086498] [2019-10-13 21:20:05,132 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:05,132 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:05,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:05,254 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 21:20:05,254 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105086498] [2019-10-13 21:20:05,254 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:05,255 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:05,255 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050817053] [2019-10-13 21:20:05,257 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:05,257 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:05,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:05,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:05,258 INFO L87 Difference]: Start difference. First operand 125 states and 149 transitions. Second operand 3 states. [2019-10-13 21:20:05,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:05,279 INFO L93 Difference]: Finished difference Result 193 states and 229 transitions. [2019-10-13 21:20:05,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:05,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:20:05,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:05,282 INFO L225 Difference]: With dead ends: 193 [2019-10-13 21:20:05,282 INFO L226 Difference]: Without dead ends: 116 [2019-10-13 21:20:05,284 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 21:20:05,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-10-13 21:20:05,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-10-13 21:20:05,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-10-13 21:20:05,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 137 transitions. [2019-10-13 21:20:05,300 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 137 transitions. Word has length 47 [2019-10-13 21:20:05,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:05,300 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 137 transitions. [2019-10-13 21:20:05,301 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:05,301 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 137 transitions. [2019-10-13 21:20:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:05,303 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:05,304 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 21:20:05,304 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:05,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:05,304 INFO L82 PathProgramCache]: Analyzing trace with hash -713962624, now seen corresponding path program 1 times [2019-10-13 21:20:05,305 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:05,305 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061778911] [2019-10-13 21:20:05,305 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:05,305 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:05,306 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:05,507 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 21:20:05,508 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061778911] [2019-10-13 21:20:05,510 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:05,512 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:05,512 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258562836] [2019-10-13 21:20:05,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:05,513 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:05,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:05,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:05,514 INFO L87 Difference]: Start difference. First operand 116 states and 137 transitions. Second operand 7 states. [2019-10-13 21:20:06,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:06,034 INFO L93 Difference]: Finished difference Result 350 states and 429 transitions. [2019-10-13 21:20:06,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:20:06,035 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:20:06,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:06,042 INFO L225 Difference]: With dead ends: 350 [2019-10-13 21:20:06,042 INFO L226 Difference]: Without dead ends: 258 [2019-10-13 21:20:06,045 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 21:20:06,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2019-10-13 21:20:06,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 250. [2019-10-13 21:20:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2019-10-13 21:20:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 306 transitions. [2019-10-13 21:20:06,115 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 306 transitions. Word has length 51 [2019-10-13 21:20:06,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:06,116 INFO L462 AbstractCegarLoop]: Abstraction has 250 states and 306 transitions. [2019-10-13 21:20:06,116 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:06,116 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 306 transitions. [2019-10-13 21:20:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:20:06,118 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:06,119 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 21:20:06,119 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:06,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:06,119 INFO L82 PathProgramCache]: Analyzing trace with hash -874963746, now seen corresponding path program 1 times [2019-10-13 21:20:06,119 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:06,120 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429567510] [2019-10-13 21:20:06,120 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:06,120 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:06,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:06,225 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 21:20:06,226 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429567510] [2019-10-13 21:20:06,226 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:06,226 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:06,227 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248624691] [2019-10-13 21:20:06,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:06,227 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:06,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:06,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:06,228 INFO L87 Difference]: Start difference. First operand 250 states and 306 transitions. Second operand 6 states. [2019-10-13 21:20:06,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:06,433 INFO L93 Difference]: Finished difference Result 687 states and 866 transitions. [2019-10-13 21:20:06,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:06,435 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-13 21:20:06,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:06,447 INFO L225 Difference]: With dead ends: 687 [2019-10-13 21:20:06,448 INFO L226 Difference]: Without dead ends: 461 [2019-10-13 21:20:06,450 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 21:20:06,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2019-10-13 21:20:06,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 455. [2019-10-13 21:20:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2019-10-13 21:20:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 562 transitions. [2019-10-13 21:20:06,544 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 562 transitions. Word has length 57 [2019-10-13 21:20:06,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:06,552 INFO L462 AbstractCegarLoop]: Abstraction has 455 states and 562 transitions. [2019-10-13 21:20:06,553 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 562 transitions. [2019-10-13 21:20:06,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:20:06,558 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:06,558 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] [2019-10-13 21:20:06,558 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:06,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:06,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1810482146, now seen corresponding path program 1 times [2019-10-13 21:20:06,563 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:06,563 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193004761] [2019-10-13 21:20:06,564 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:06,564 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:06,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:06,683 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 21:20:06,684 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193004761] [2019-10-13 21:20:06,684 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:06,684 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:06,684 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452850991] [2019-10-13 21:20:06,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:06,685 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:06,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:06,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:06,686 INFO L87 Difference]: Start difference. First operand 455 states and 562 transitions. Second operand 7 states. [2019-10-13 21:20:07,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:07,013 INFO L93 Difference]: Finished difference Result 741 states and 940 transitions. [2019-10-13 21:20:07,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:07,015 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-13 21:20:07,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:07,016 INFO L225 Difference]: With dead ends: 741 [2019-10-13 21:20:07,016 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:07,018 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 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 21:20:07,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:07,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:07,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:07,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:07,021 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-13 21:20:07,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:07,021 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:07,021 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:07,022 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:07,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 677) no Hoare annotation was computed. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point L668(line 668) no Hoare annotation was computed. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point L689(lines 666 690) no Hoare annotation was computed. [2019-10-13 21:20:08,232 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2019-10-13 21:20:08,233 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2019-10-13 21:20:08,233 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 734) no Hoare annotation was computed. [2019-10-13 21:20:08,233 INFO L443 ceAbstractionStarter]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2019-10-13 21:20:08,233 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2019-10-13 21:20:08,233 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-10-13 21:20:08,233 INFO L443 ceAbstractionStarter]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2019-10-13 21:20:08,234 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2019-10-13 21:20:08,234 INFO L443 ceAbstractionStarter]: For program point L750(lines 723 751) no Hoare annotation was computed. [2019-10-13 21:20:08,234 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2019-10-13 21:20:08,234 INFO L443 ceAbstractionStarter]: For program point L743(line 743) no Hoare annotation was computed. [2019-10-13 21:20:08,234 INFO L443 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2019-10-13 21:20:08,234 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 256 262) the Hoare annotation is: true [2019-10-13 21:20:08,235 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 256 262) no Hoare annotation was computed. [2019-10-13 21:20:08,235 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 263 271) no Hoare annotation was computed. [2019-10-13 21:20:08,235 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 263 271) the Hoare annotation is: true [2019-10-13 21:20:08,235 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 263 271) no Hoare annotation was computed. [2019-10-13 21:20:08,235 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:20:08,235 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-13 21:20:08,236 INFO L439 ceAbstractionStarter]: At program point L127(line 127) 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 21:20:08,236 INFO L439 ceAbstractionStarter]: At program point L126(line 126) 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 21:20:08,236 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) 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 21:20:08,236 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) 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 21:20:08,236 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:20:08,237 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:20:08,237 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:08,237 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-13 21:20:08,237 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:20:08,237 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:20:08,237 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 21:20:08,238 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 21:20:08,239 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-13 21:20:08,240 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-13 21:20:08,240 INFO L439 ceAbstractionStarter]: At program point L353(line 353) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:08,240 INFO L439 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:08,240 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 355) no Hoare annotation was computed. [2019-10-13 21:20:08,240 INFO L439 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:08,240 INFO L443 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2019-10-13 21:20:08,241 INFO L443 ceAbstractionStarter]: For program point L343(lines 343 360) no Hoare annotation was computed. [2019-10-13 21:20:08,241 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 339 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:08,241 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 339 363) no Hoare annotation was computed. [2019-10-13 21:20:08,241 INFO L439 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:08,241 INFO L443 ceAbstractionStarter]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2019-10-13 21:20:08,241 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 498 512) no Hoare annotation was computed. [2019-10-13 21:20:08,242 INFO L439 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:08,242 INFO L443 ceAbstractionStarter]: For program point L502(lines 502 508) no Hoare annotation was computed. [2019-10-13 21:20:08,242 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 498 512) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-13 21:20:08,242 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 498 512) no Hoare annotation was computed. [2019-10-13 21:20:08,242 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 434 442) no Hoare annotation was computed. [2019-10-13 21:20:08,242 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 434 442) the Hoare annotation is: true [2019-10-13 21:20:08,243 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 434 442) no Hoare annotation was computed. [2019-10-13 21:20:08,243 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 479 497) the Hoare annotation is: true [2019-10-13 21:20:08,243 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 492) no Hoare annotation was computed. [2019-10-13 21:20:08,243 INFO L446 ceAbstractionStarter]: At program point L486(line 486) the Hoare annotation is: true [2019-10-13 21:20:08,243 INFO L443 ceAbstractionStarter]: For program point L488-2(lines 488 492) no Hoare annotation was computed. [2019-10-13 21:20:08,243 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 479 497) no Hoare annotation was computed. [2019-10-13 21:20:08,243 INFO L443 ceAbstractionStarter]: For program point L486-1(line 486) no Hoare annotation was computed. [2019-10-13 21:20:08,243 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 479 497) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 443 478) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point L462(lines 462 470) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point L462-2(lines 462 470) no Hoare annotation was computed. [2019-10-13 21:20:08,244 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 443 478) no Hoare annotation was computed. [2019-10-13 21:20:08,245 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 443 478) no Hoare annotation was computed. [2019-10-13 21:20:08,245 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 458) no Hoare annotation was computed. [2019-10-13 21:20:08,245 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 249 255) no Hoare annotation was computed. [2019-10-13 21:20:08,245 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 249 255) the Hoare annotation is: true [2019-10-13 21:20:08,245 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2019-10-13 21:20:08,245 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point L929(lines 929 936) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 943) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2019-10-13 21:20:08,246 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2019-10-13 21:20:08,247 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) 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 21:20:08,247 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:20:08,247 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:20:08,247 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 423 433) the Hoare annotation is: true [2019-10-13 21:20:08,247 INFO L446 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: true [2019-10-13 21:20:08,247 INFO L443 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2019-10-13 21:20:08,247 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 423 433) no Hoare annotation was computed. [2019-10-13 21:20:08,248 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 423 433) no Hoare annotation was computed. [2019-10-13 21:20:08,248 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 415 422) the Hoare annotation is: true [2019-10-13 21:20:08,248 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 415 422) no Hoare annotation was computed. [2019-10-13 21:20:08,248 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 415 422) no Hoare annotation was computed. [2019-10-13 21:20:08,248 INFO L439 ceAbstractionStarter]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:08,248 INFO L443 ceAbstractionStarter]: For program point L384-1(lines 365 389) no Hoare annotation was computed. [2019-10-13 21:20:08,249 INFO L439 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:08,249 INFO L439 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:08,249 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 365 389) no Hoare annotation was computed. [2019-10-13 21:20:08,249 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 381) no Hoare annotation was computed. [2019-10-13 21:20:08,249 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 365 389) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:08,249 INFO L439 ceAbstractionStarter]: At program point L371(line 371) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:08,249 INFO L443 ceAbstractionStarter]: For program point L371-1(line 371) no Hoare annotation was computed. [2019-10-13 21:20:08,250 INFO L443 ceAbstractionStarter]: For program point L369(lines 369 386) no Hoare annotation was computed. [2019-10-13 21:20:08,250 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2019-10-13 21:20:08,250 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2019-10-13 21:20:08,250 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 514 579) 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 21:20:08,250 INFO L439 ceAbstractionStarter]: At program point L572(lines 523 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,250 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 514 579) no Hoare annotation was computed. [2019-10-13 21:20:08,251 INFO L439 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,251 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-10-13 21:20:08,251 INFO L439 ceAbstractionStarter]: At program point L560-1(lines 554 567) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,251 INFO L443 ceAbstractionStarter]: For program point L525(lines 524 571) no Hoare annotation was computed. [2019-10-13 21:20:08,251 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 567) no Hoare annotation was computed. [2019-10-13 21:20:08,251 INFO L439 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,252 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 550) no Hoare annotation was computed. [2019-10-13 21:20:08,252 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2019-10-13 21:20:08,252 INFO L439 ceAbstractionStarter]: At program point L569(lines 524 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,252 INFO L439 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,252 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-10-13 21:20:08,252 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2019-10-13 21:20:08,252 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 514 579) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 890) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point L877(lines 877 897) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2019-10-13 21:20:08,253 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 390 397) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 390 397) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 390 397) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 228 236) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 228 236) the Hoare annotation is: true [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 228 236) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point L204(lines 204 212) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2019-10-13 21:20:08,254 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 196 218) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 196 218) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 196 218) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 239 248) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 239 248) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 239 248) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2019-10-13 21:20:08,255 INFO L443 ceAbstractionStarter]: For program point L830(lines 808 831) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 805) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 856) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L810(lines 809 829) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 847) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2019-10-13 21:20:08,256 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point L825-1(line 825) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 859) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 815) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2019-10-13 21:20:08,257 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,258 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:20:08,258 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,258 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 398 414) no Hoare annotation was computed. [2019-10-13 21:20:08,258 INFO L443 ceAbstractionStarter]: For program point L409(line 409) no Hoare annotation was computed. [2019-10-13 21:20:08,258 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 398 414) no Hoare annotation was computed. [2019-10-13 21:20:08,258 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 398 414) no Hoare annotation was computed. [2019-10-13 21:20:08,258 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2019-10-13 21:20:08,259 INFO L443 ceAbstractionStarter]: For program point L403(line 403) no Hoare annotation was computed. [2019-10-13 21:20:08,259 INFO L443 ceAbstractionStarter]: For program point L403-1(line 403) no Hoare annotation was computed. [2019-10-13 21:20:08,259 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 219 227) no Hoare annotation was computed. [2019-10-13 21:20:08,259 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 219 227) no Hoare annotation was computed. [2019-10-13 21:20:08,259 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 219 227) no Hoare annotation was computed. [2019-10-13 21:20:08,259 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 175 186) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:08,259 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 175 186) no Hoare annotation was computed. [2019-10-13 21:20:08,260 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2019-10-13 21:20:08,260 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,260 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,260 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,260 INFO L439 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 21:20:08,260 INFO L439 ceAbstractionStarter]: At program point L318(lines 318 324) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:08,261 INFO L439 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:08,261 INFO L443 ceAbstractionStarter]: For program point L311(lines 310 329) no Hoare annotation was computed. [2019-10-13 21:20:08,261 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:08,261 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2019-10-13 21:20:08,261 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2019-10-13 21:20:08,261 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-13 21:20:08,261 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-13 21:20:08,262 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-13 21:20:08,262 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-13 21:20:08,262 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-13 21:20:08,262 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-13 21:20:08,262 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-13 21:20:08,262 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-13 21:20:08,263 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-13 21:20:08,263 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-13 21:20:08,263 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 187 195) the Hoare annotation is: true [2019-10-13 21:20:08,263 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 187 195) no Hoare annotation was computed. [2019-10-13 21:20:08,263 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 187 195) no Hoare annotation was computed. [2019-10-13 21:20:08,263 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 151 162) the Hoare annotation is: true [2019-10-13 21:20:08,264 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 151 162) no Hoare annotation was computed. [2019-10-13 21:20:08,264 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 151 162) no Hoare annotation was computed. [2019-10-13 21:20:08,264 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 21:20:08,264 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 21:20:08,264 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,264 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 21:20:08,264 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:08,265 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:08,265 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 163 174) no Hoare annotation was computed. [2019-10-13 21:20:08,265 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 163 174) no Hoare annotation was computed. [2019-10-13 21:20:08,265 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 163 174) the Hoare annotation is: true [2019-10-13 21:20:08,265 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 581 588) no Hoare annotation was computed. [2019-10-13 21:20:08,265 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 585) no Hoare annotation was computed. [2019-10-13 21:20:08,266 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 581 588) the Hoare annotation is: true [2019-10-13 21:20:08,266 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 581 588) no Hoare annotation was computed. [2019-10-13 21:20:08,266 INFO L439 ceAbstractionStarter]: At program point L289(line 289) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:08,266 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 293) no Hoare annotation was computed. [2019-10-13 21:20:08,266 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:08,266 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 275 299) the Hoare annotation is: true [2019-10-13 21:20:08,266 INFO L443 ceAbstractionStarter]: For program point L285-1(line 285) no Hoare annotation was computed. [2019-10-13 21:20:08,267 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 296) no Hoare annotation was computed. [2019-10-13 21:20:08,267 INFO L443 ceAbstractionStarter]: For program point L283-1(lines 275 299) no Hoare annotation was computed. [2019-10-13 21:20:08,267 INFO L446 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: true [2019-10-13 21:20:08,267 INFO L443 ceAbstractionStarter]: For program point L281-1(line 281) no Hoare annotation was computed. [2019-10-13 21:20:08,267 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 275 299) no Hoare annotation was computed. [2019-10-13 21:20:08,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:08 BoogieIcfgContainer [2019-10-13 21:20:08,281 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:08,284 INFO L168 Benchmark]: Toolchain (without parser) took 5732.47 ms. Allocated memory was 138.9 MB in the beginning and 285.2 MB in the end (delta: 146.3 MB). Free memory was 101.4 MB in the beginning and 191.6 MB in the end (delta: -90.2 MB). Peak memory consumption was 120.2 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:08,285 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:08,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.23 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 173.6 MB in the end (delta: -72.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:08,287 INFO L168 Benchmark]: Boogie Preprocessor took 84.08 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 168.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:08,288 INFO L168 Benchmark]: RCFGBuilder took 1155.02 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 168.8 MB in the beginning and 201.1 MB in the end (delta: -32.3 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:08,289 INFO L168 Benchmark]: TraceAbstraction took 3821.88 ms. Allocated memory was 237.0 MB in the beginning and 285.2 MB in the end (delta: 48.2 MB). Free memory was 201.1 MB in the beginning and 191.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 121.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:08,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.23 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 173.6 MB in the end (delta: -72.3 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.08 ms. Allocated memory is still 203.9 MB. Free memory was 173.6 MB in the beginning and 168.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1155.02 ms. Allocated memory was 203.9 MB in the beginning and 237.0 MB in the end (delta: 33.0 MB). Free memory was 168.8 MB in the beginning and 201.1 MB in the end (delta: -32.3 MB). Peak memory consumption was 83.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3821.88 ms. Allocated memory was 237.0 MB in the beginning and 285.2 MB in the end (delta: 48.2 MB). Free memory was 201.1 MB in the beginning and 191.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 121.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 585]: 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: 524]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Result: SAFE, OverallTime: 3.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 697 SDtfs, 414 SDslu, 1335 SDs, 0 SdLazy, 450 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=455occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 582 PreInvPairs, 627 NumberOfFragments, 527 HoareAnnotationTreeSize, 582 FomulaSimplifications, 397 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 59 FomulaSimplificationsInter, 2069 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 25527 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...