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_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:57,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:57,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:57,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:57,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:57,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:57,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:57,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:57,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:57,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:57,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:57,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:57,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:57,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:57,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:57,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:57,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:57,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:57,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:57,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:57,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:57,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:57,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:57,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:57,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:57,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:57,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:57,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:57,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:57,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:57,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:57,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:57,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:57,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:57,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:57,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:57,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:57,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:57,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:57,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:57,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:57,251 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 21:21:57,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:57,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:57,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:57,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:57,291 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:57,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:57,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:57,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:57,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:57,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:57,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:57,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:57,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:57,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:57,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:57,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:57,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:57,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:57,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:57,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:57,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:57,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:57,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:57,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:57,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:57,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:57,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:57,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:57,296 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 21:21:57,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:57,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:57,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:57,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:57,621 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:57,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-10-13 21:21:57,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659915eec/a95b9172693c4fe7a1185dffff6e7e0f/FLAGa2453042c [2019-10-13 21:21:58,246 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:58,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-10-13 21:21:58,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659915eec/a95b9172693c4fe7a1185dffff6e7e0f/FLAGa2453042c [2019-10-13 21:21:58,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659915eec/a95b9172693c4fe7a1185dffff6e7e0f [2019-10-13 21:21:58,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:58,599 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:58,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:58,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:58,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:58,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b70ff60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58, skipping insertion in model container [2019-10-13 21:21:58,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,616 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:58,670 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:59,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:59,137 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:59,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:59,290 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:59,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59 WrapperNode [2019-10-13 21:21:59,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:59,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:59,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:59,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:59,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (1/1) ... [2019-10-13 21:21:59,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:59,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:59,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:59,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:59,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (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 21:21:59,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:59,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:59,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:59,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:59,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:59,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:59,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:59,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:59,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:59,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:59,465 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:59,465 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:59,466 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:59,468 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:59,468 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:59,469 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:21:59,469 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:59,469 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:59,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:21:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:21:59,470 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:21:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:21:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:59,472 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:59,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:59,473 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:59,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:59,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:59,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:59,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:59,477 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:59,477 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:59,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:59,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:59,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:59,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:59,478 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:59,478 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:59,478 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:21:59,479 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:59,480 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:59,481 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:59,481 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:59,481 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:21:59,481 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:21:59,481 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:59,482 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:59,482 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:21:59,482 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:21:59,482 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:59,483 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:59,484 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:59,484 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:59,484 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:59,485 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:59,485 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:59,485 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:59,485 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:59,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:00,605 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:00,605 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:00,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:00 BoogieIcfgContainer [2019-10-13 21:22:00,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:00,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:00,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:00,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:00,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:58" (1/3) ... [2019-10-13 21:22:00,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42296ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:00, skipping insertion in model container [2019-10-13 21:22:00,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:59" (2/3) ... [2019-10-13 21:22:00,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42296ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:00, skipping insertion in model container [2019-10-13 21:22:00,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:00" (3/3) ... [2019-10-13 21:22:00,615 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product28.cil.c [2019-10-13 21:22:00,625 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:00,634 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:00,645 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:00,672 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:00,672 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:00,673 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:00,673 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:00,673 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:00,673 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:00,673 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:00,673 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-10-13 21:22:00,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:22:00,706 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:00,707 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 21:22:00,709 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:00,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:00,715 INFO L82 PathProgramCache]: Analyzing trace with hash 613458754, now seen corresponding path program 1 times [2019-10-13 21:22:00,726 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:00,726 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96038646] [2019-10-13 21:22:00,727 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,727 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,727 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,071 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 21:22:01,072 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96038646] [2019-10-13 21:22:01,073 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,073 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:01,074 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752411135] [2019-10-13 21:22:01,078 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:01,080 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:01,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:01,098 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2019-10-13 21:22:01,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:01,141 INFO L93 Difference]: Finished difference Result 228 states and 283 transitions. [2019-10-13 21:22:01,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:01,142 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:22:01,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:01,157 INFO L225 Difference]: With dead ends: 228 [2019-10-13 21:22:01,158 INFO L226 Difference]: Without dead ends: 114 [2019-10-13 21:22:01,162 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 21:22:01,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-13 21:22:01,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-10-13 21:22:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-10-13 21:22:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-10-13 21:22:01,215 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2019-10-13 21:22:01,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:01,215 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-10-13 21:22:01,216 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:01,216 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-10-13 21:22:01,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:22:01,220 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:01,220 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 21:22:01,220 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:01,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:01,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1236074797, now seen corresponding path program 1 times [2019-10-13 21:22:01,221 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:01,221 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586203222] [2019-10-13 21:22:01,222 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,222 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,354 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 21:22:01,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586203222] [2019-10-13 21:22:01,355 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,356 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:01,357 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026829554] [2019-10-13 21:22:01,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:01,362 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:01,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:01,363 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2019-10-13 21:22:01,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:01,396 INFO L93 Difference]: Finished difference Result 167 states and 193 transitions. [2019-10-13 21:22:01,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:01,400 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:22:01,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:01,402 INFO L225 Difference]: With dead ends: 167 [2019-10-13 21:22:01,403 INFO L226 Difference]: Without dead ends: 105 [2019-10-13 21:22:01,406 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 21:22:01,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-10-13 21:22:01,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-10-13 21:22:01,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-10-13 21:22:01,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2019-10-13 21:22:01,426 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2019-10-13 21:22:01,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:01,426 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2019-10-13 21:22:01,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:01,427 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2019-10-13 21:22:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:22:01,431 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:01,431 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:01,431 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:01,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:01,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1340711329, now seen corresponding path program 1 times [2019-10-13 21:22:01,434 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:01,435 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501170496] [2019-10-13 21:22:01,435 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,435 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,657 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 21:22:01,658 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501170496] [2019-10-13 21:22:01,658 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,658 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:01,659 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363538663] [2019-10-13 21:22:01,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:01,660 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:01,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:01,661 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2019-10-13 21:22:02,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:02,093 INFO L93 Difference]: Finished difference Result 317 states and 383 transitions. [2019-10-13 21:22:02,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:22:02,094 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-13 21:22:02,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:02,098 INFO L225 Difference]: With dead ends: 317 [2019-10-13 21:22:02,098 INFO L226 Difference]: Without dead ends: 236 [2019-10-13 21:22:02,100 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 21:22:02,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-10-13 21:22:02,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 224. [2019-10-13 21:22:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-10-13 21:22:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 270 transitions. [2019-10-13 21:22:02,141 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 270 transitions. Word has length 52 [2019-10-13 21:22:02,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:02,142 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 270 transitions. [2019-10-13 21:22:02,142 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:02,142 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 270 transitions. [2019-10-13 21:22:02,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:22:02,145 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:02,146 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 21:22:02,146 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:02,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:02,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1244554845, now seen corresponding path program 1 times [2019-10-13 21:22:02,147 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:02,147 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735087177] [2019-10-13 21:22:02,147 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,148 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,148 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:02,396 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 21:22:02,396 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735087177] [2019-10-13 21:22:02,397 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:02,397 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:22:02,397 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761769964] [2019-10-13 21:22:02,398 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:22:02,398 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:02,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:22:02,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:02,399 INFO L87 Difference]: Start difference. First operand 224 states and 270 transitions. Second operand 10 states. [2019-10-13 21:22:03,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:03,022 INFO L93 Difference]: Finished difference Result 776 states and 999 transitions. [2019-10-13 21:22:03,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:22:03,023 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-10-13 21:22:03,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:03,030 INFO L225 Difference]: With dead ends: 776 [2019-10-13 21:22:03,030 INFO L226 Difference]: Without dead ends: 576 [2019-10-13 21:22:03,034 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:22:03,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2019-10-13 21:22:03,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 564. [2019-10-13 21:22:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2019-10-13 21:22:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 700 transitions. [2019-10-13 21:22:03,110 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 700 transitions. Word has length 57 [2019-10-13 21:22:03,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:03,114 INFO L462 AbstractCegarLoop]: Abstraction has 564 states and 700 transitions. [2019-10-13 21:22:03,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:22:03,114 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 700 transitions. [2019-10-13 21:22:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:22:03,119 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:03,119 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, 1, 1, 1, 1] [2019-10-13 21:22:03,120 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:03,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:03,120 INFO L82 PathProgramCache]: Analyzing trace with hash 520525257, now seen corresponding path program 1 times [2019-10-13 21:22:03,121 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:03,121 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208094344] [2019-10-13 21:22:03,121 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,121 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,121 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,240 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 21:22:03,241 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208094344] [2019-10-13 21:22:03,241 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:03,241 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 21:22:03,242 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356333532] [2019-10-13 21:22:03,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 21:22:03,243 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:03,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 21:22:03,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 21:22:03,243 INFO L87 Difference]: Start difference. First operand 564 states and 700 transitions. Second operand 4 states. [2019-10-13 21:22:03,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:03,435 INFO L93 Difference]: Finished difference Result 948 states and 1210 transitions. [2019-10-13 21:22:03,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:22:03,436 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-10-13 21:22:03,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:03,439 INFO L225 Difference]: With dead ends: 948 [2019-10-13 21:22:03,439 INFO L226 Difference]: Without dead ends: 408 [2019-10-13 21:22:03,441 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:22:03,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2019-10-13 21:22:03,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 396. [2019-10-13 21:22:03,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2019-10-13 21:22:03,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 458 transitions. [2019-10-13 21:22:03,483 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 458 transitions. Word has length 61 [2019-10-13 21:22:03,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:03,488 INFO L462 AbstractCegarLoop]: Abstraction has 396 states and 458 transitions. [2019-10-13 21:22:03,488 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 21:22:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 458 transitions. [2019-10-13 21:22:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:22:03,502 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:03,504 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:22:03,504 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:03,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:03,505 INFO L82 PathProgramCache]: Analyzing trace with hash -175028075, now seen corresponding path program 1 times [2019-10-13 21:22:03,505 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:03,505 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427592998] [2019-10-13 21:22:03,505 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,506 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:03,506 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-13 21:22:03,630 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427592998] [2019-10-13 21:22:03,630 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561163183] [2019-10-13 21:22:03,630 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:03,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:22:03,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:22:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:22:03,998 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:22:04,171 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:22:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:04,293 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [967796029] [2019-10-13 21:22:04,299 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 90 [2019-10-13 21:22:04,355 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:22:04,355 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:22:04,428 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:22:04,430 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-13 21:22:04,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:04,435 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:22:04,506 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:22:04,506 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:22:04,513 INFO L553 sIntCurrentIteration]: We unified 88 AI predicates to 88 [2019-10-13 21:22:04,514 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:22:04,515 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:22:04,515 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:22:04,516 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444897654] [2019-10-13 21:22:04,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:04,518 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:04,518 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:22:04,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:04,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:04,519 INFO L87 Difference]: Start difference. First operand 396 states and 458 transitions. Second operand 2 states. [2019-10-13 21:22:04,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:04,527 INFO L93 Difference]: Finished difference Result 396 states and 458 transitions. [2019-10-13 21:22:04,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:04,527 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 89 [2019-10-13 21:22:04,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:04,528 INFO L225 Difference]: With dead ends: 396 [2019-10-13 21:22:04,528 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:04,530 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 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 21:22:04,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:04,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:04,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:04,532 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-13 21:22:04,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:04,532 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:04,533 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:04,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:04,740 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:22:04,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:04,964 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-13 21:22:04,964 INFO L443 ceAbstractionStarter]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point L148(lines 125 149) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2019-10-13 21:22:04,965 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-10-13 21:22:04,966 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2019-10-13 21:22:04,966 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-13 21:22:04,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2019-10-13 21:22:04,966 INFO L443 ceAbstractionStarter]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2019-10-13 21:22:04,966 INFO L443 ceAbstractionStarter]: For program point L209(lines 182 210) no Hoare annotation was computed. [2019-10-13 21:22:04,967 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2019-10-13 21:22:04,967 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-13 21:22:04,967 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2019-10-13 21:22:04,967 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-13 21:22:04,967 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 464 470) the Hoare annotation is: true [2019-10-13 21:22:04,967 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 464 470) no Hoare annotation was computed. [2019-10-13 21:22:04,968 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 471 479) no Hoare annotation was computed. [2019-10-13 21:22:04,968 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 471 479) the Hoare annotation is: true [2019-10-13 21:22:04,968 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 471 479) no Hoare annotation was computed. [2019-10-13 21:22:04,968 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 417 441) the Hoare annotation is: true [2019-10-13 21:22:04,968 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 417 441) no Hoare annotation was computed. [2019-10-13 21:22:04,969 INFO L446 ceAbstractionStarter]: At program point L431(line 431) the Hoare annotation is: true [2019-10-13 21:22:04,969 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2019-10-13 21:22:04,969 INFO L446 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: true [2019-10-13 21:22:04,969 INFO L443 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2019-10-13 21:22:04,969 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 438) no Hoare annotation was computed. [2019-10-13 21:22:04,969 INFO L443 ceAbstractionStarter]: For program point L425-1(lines 417 441) no Hoare annotation was computed. [2019-10-13 21:22:04,969 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-10-13 21:22:04,970 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-10-13 21:22:04,970 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 848 870) the Hoare annotation is: true [2019-10-13 21:22:04,970 INFO L446 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: true [2019-10-13 21:22:04,970 INFO L446 ceAbstractionStarter]: At program point L860-1(line 860) the Hoare annotation is: true [2019-10-13 21:22:04,970 INFO L443 ceAbstractionStarter]: For program point L858(lines 858 865) no Hoare annotation was computed. [2019-10-13 21:22:04,970 INFO L443 ceAbstractionStarter]: For program point L858-1(lines 858 865) no Hoare annotation was computed. [2019-10-13 21:22:04,970 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 848 870) no Hoare annotation was computed. [2019-10-13 21:22:04,971 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-10-13 21:22:04,971 INFO L446 ceAbstractionStarter]: At program point L855(line 855) the Hoare annotation is: true [2019-10-13 21:22:04,971 INFO L446 ceAbstractionStarter]: At program point L854(line 854) the Hoare annotation is: true [2019-10-13 21:22:04,971 INFO L446 ceAbstractionStarter]: At program point L854-1(line 854) the Hoare annotation is: true [2019-10-13 21:22:04,971 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 848 870) no Hoare annotation was computed. [2019-10-13 21:22:04,971 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 806 829) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 806 829) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 806 829) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-13 21:22:04,972 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2019-10-13 21:22:04,973 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-13 21:22:04,974 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-13 21:22:04,974 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-13 21:22:04,974 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 660 674) no Hoare annotation was computed. [2019-10-13 21:22:04,974 INFO L446 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: true [2019-10-13 21:22:04,974 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 670) no Hoare annotation was computed. [2019-10-13 21:22:04,974 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 660 674) the Hoare annotation is: true [2019-10-13 21:22:04,974 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 660 674) no Hoare annotation was computed. [2019-10-13 21:22:04,975 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 596 604) no Hoare annotation was computed. [2019-10-13 21:22:04,975 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 596 604) the Hoare annotation is: true [2019-10-13 21:22:04,975 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 596 604) no Hoare annotation was computed. [2019-10-13 21:22:04,975 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 654) no Hoare annotation was computed. [2019-10-13 21:22:04,975 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 641 659) the Hoare annotation is: true [2019-10-13 21:22:04,975 INFO L446 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: true [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point L650-2(lines 650 654) no Hoare annotation was computed. [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point L648-1(line 648) no Hoare annotation was computed. [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 641 659) no Hoare annotation was computed. [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 641 659) no Hoare annotation was computed. [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point L635(line 635) no Hoare annotation was computed. [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point L635-1(line 635) no Hoare annotation was computed. [2019-10-13 21:22:04,976 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 632) no Hoare annotation was computed. [2019-10-13 21:22:04,977 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 605 640) no Hoare annotation was computed. [2019-10-13 21:22:04,977 INFO L443 ceAbstractionStarter]: For program point L624-2(lines 624 632) no Hoare annotation was computed. [2019-10-13 21:22:04,977 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 605 640) no Hoare annotation was computed. [2019-10-13 21:22:04,977 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 620) no Hoare annotation was computed. [2019-10-13 21:22:04,977 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 605 640) no Hoare annotation was computed. [2019-10-13 21:22:04,977 INFO L443 ceAbstractionStarter]: For program point L612-2(lines 612 620) no Hoare annotation was computed. [2019-10-13 21:22:04,978 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 457 463) no Hoare annotation was computed. [2019-10-13 21:22:04,978 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 457 463) the Hoare annotation is: true [2019-10-13 21:22:04,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2019-10-13 21:22:04,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2019-10-13 21:22:04,978 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2019-10-13 21:22:04,978 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 402) no Hoare annotation was computed. [2019-10-13 21:22:04,979 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2019-10-13 21:22:04,979 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2019-10-13 21:22:04,979 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2019-10-13 21:22:04,979 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2019-10-13 21:22:04,979 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 395) no Hoare annotation was computed. [2019-10-13 21:22:04,979 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 838 847) the Hoare annotation is: true [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 838 847) no Hoare annotation was computed. [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 838 847) no Hoare annotation was computed. [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 585 595) no Hoare annotation was computed. [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 585 595) no Hoare annotation was computed. [2019-10-13 21:22:04,980 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 585 595) no Hoare annotation was computed. [2019-10-13 21:22:04,981 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 577 584) the Hoare annotation is: true [2019-10-13 21:22:04,981 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 577 584) no Hoare annotation was computed. [2019-10-13 21:22:04,981 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 577 584) no Hoare annotation was computed. [2019-10-13 21:22:04,981 INFO L446 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: true [2019-10-13 21:22:04,981 INFO L443 ceAbstractionStarter]: For program point L545-1(lines 526 550) no Hoare annotation was computed. [2019-10-13 21:22:04,982 INFO L446 ceAbstractionStarter]: At program point L540(line 540) the Hoare annotation is: true [2019-10-13 21:22:04,982 INFO L446 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: true [2019-10-13 21:22:04,982 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 526 550) no Hoare annotation was computed. [2019-10-13 21:22:04,982 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 542) no Hoare annotation was computed. [2019-10-13 21:22:04,982 INFO L446 ceAbstractionStarter]: At program point L532(line 532) the Hoare annotation is: true [2019-10-13 21:22:04,982 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 526 550) the Hoare annotation is: true [2019-10-13 21:22:04,982 INFO L443 ceAbstractionStarter]: For program point L532-1(line 532) no Hoare annotation was computed. [2019-10-13 21:22:04,983 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 547) no Hoare annotation was computed. [2019-10-13 21:22:04,983 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 518 524) no Hoare annotation was computed. [2019-10-13 21:22:04,983 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 518 524) the Hoare annotation is: true [2019-10-13 21:22:04,983 INFO L446 ceAbstractionStarter]: At program point L929(lines 882 931) the Hoare annotation is: true [2019-10-13 21:22:04,983 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 872 939) the Hoare annotation is: true [2019-10-13 21:22:04,983 INFO L446 ceAbstractionStarter]: At program point L894(line 894) the Hoare annotation is: true [2019-10-13 21:22:04,984 INFO L443 ceAbstractionStarter]: For program point L892(lines 892 898) no Hoare annotation was computed. [2019-10-13 21:22:04,984 INFO L443 ceAbstractionStarter]: For program point L892-1(lines 892 898) no Hoare annotation was computed. [2019-10-13 21:22:04,984 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 872 939) no Hoare annotation was computed. [2019-10-13 21:22:04,984 INFO L443 ceAbstractionStarter]: For program point L884(lines 884 888) no Hoare annotation was computed. [2019-10-13 21:22:04,984 INFO L446 ceAbstractionStarter]: At program point L932(lines 881 933) the Hoare annotation is: true [2019-10-13 21:22:04,984 INFO L446 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: true [2019-10-13 21:22:04,984 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 926) no Hoare annotation was computed. [2019-10-13 21:22:04,985 INFO L446 ceAbstractionStarter]: At program point L920-1(lines 912 927) the Hoare annotation is: true [2019-10-13 21:22:04,985 INFO L443 ceAbstractionStarter]: For program point L883(lines 882 931) no Hoare annotation was computed. [2019-10-13 21:22:04,985 INFO L446 ceAbstractionStarter]: At program point L914(line 914) the Hoare annotation is: true [2019-10-13 21:22:04,985 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 927) no Hoare annotation was computed. [2019-10-13 21:22:04,985 INFO L446 ceAbstractionStarter]: At program point L904(line 904) the Hoare annotation is: true [2019-10-13 21:22:04,985 INFO L443 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-10-13 21:22:04,985 INFO L443 ceAbstractionStarter]: For program point L902-1(lines 902 908) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 872 939) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 356) no Hoare annotation was computed. [2019-10-13 21:22:04,986 INFO L443 ceAbstractionStarter]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2019-10-13 21:22:04,987 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 551 558) no Hoare annotation was computed. [2019-10-13 21:22:04,987 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 551 558) no Hoare annotation was computed. [2019-10-13 21:22:04,987 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 551 558) no Hoare annotation was computed. [2019-10-13 21:22:04,987 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 765 773) no Hoare annotation was computed. [2019-10-13 21:22:04,987 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 765 773) the Hoare annotation is: true [2019-10-13 21:22:04,987 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 765 773) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 733 755) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 733 755) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 749) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 733 755) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point L741-2(lines 741 749) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point L289(lines 267 290) no Hoare annotation was computed. [2019-10-13 21:22:04,988 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 264) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 315) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point L269(lines 268 288) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 306) no Hoare annotation was computed. [2019-10-13 21:22:04,989 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 318) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point L270(lines 270 274) no Hoare annotation was computed. [2019-10-13 21:22:04,990 INFO L443 ceAbstractionStarter]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2019-10-13 21:22:04,991 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 447 456) no Hoare annotation was computed. [2019-10-13 21:22:04,991 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 447 456) no Hoare annotation was computed. [2019-10-13 21:22:04,991 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 447 456) no Hoare annotation was computed. [2019-10-13 21:22:04,991 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,991 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:04,991 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,991 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 560 576) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 560 576) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 560 576) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L443 ceAbstractionStarter]: For program point L567(lines 567 573) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L443 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2019-10-13 21:22:04,992 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 756 764) the Hoare annotation is: true [2019-10-13 21:22:04,993 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 756 764) no Hoare annotation was computed. [2019-10-13 21:22:04,993 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 756 764) no Hoare annotation was computed. [2019-10-13 21:22:04,993 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,993 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,993 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,993 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 712 723) the Hoare annotation is: true [2019-10-13 21:22:04,993 INFO L443 ceAbstractionStarter]: For program point L716-1(lines 712 723) no Hoare annotation was computed. [2019-10-13 21:22:04,994 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 712 723) no Hoare annotation was computed. [2019-10-13 21:22:04,994 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 724 732) no Hoare annotation was computed. [2019-10-13 21:22:04,994 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 724 732) no Hoare annotation was computed. [2019-10-13 21:22:04,994 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 724 732) no Hoare annotation was computed. [2019-10-13 21:22:04,994 INFO L446 ceAbstractionStarter]: At program point L507(line 507) the Hoare annotation is: true [2019-10-13 21:22:04,994 INFO L446 ceAbstractionStarter]: At program point L505(lines 505 511) the Hoare annotation is: true [2019-10-13 21:22:04,995 INFO L446 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2019-10-13 21:22:04,995 INFO L443 ceAbstractionStarter]: For program point L498(lines 497 516) no Hoare annotation was computed. [2019-10-13 21:22:04,995 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 494 517) the Hoare annotation is: true [2019-10-13 21:22:04,995 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 494 517) no Hoare annotation was computed. [2019-10-13 21:22:04,995 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 494 517) no Hoare annotation was computed. [2019-10-13 21:22:04,995 INFO L446 ceAbstractionStarter]: At program point L801(lines 776 805) the Hoare annotation is: true [2019-10-13 21:22:04,995 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 776 805) no Hoare annotation was computed. [2019-10-13 21:22:04,996 INFO L443 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2019-10-13 21:22:04,996 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 776 805) the Hoare annotation is: true [2019-10-13 21:22:04,996 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 794) no Hoare annotation was computed. [2019-10-13 21:22:04,996 INFO L446 ceAbstractionStarter]: At program point L790-1(lines 790 794) the Hoare annotation is: true [2019-10-13 21:22:04,996 INFO L443 ceAbstractionStarter]: For program point L787(line 787) no Hoare annotation was computed. [2019-10-13 21:22:04,996 INFO L446 ceAbstractionStarter]: At program point L786-2(lines 786 800) the Hoare annotation is: true [2019-10-13 21:22:04,997 INFO L446 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: true [2019-10-13 21:22:04,997 INFO L443 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2019-10-13 21:22:04,997 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 688 699) the Hoare annotation is: true [2019-10-13 21:22:04,997 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 688 699) no Hoare annotation was computed. [2019-10-13 21:22:04,997 INFO L443 ceAbstractionStarter]: For program point L692-1(lines 688 699) no Hoare annotation was computed. [2019-10-13 21:22:04,997 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 830 836) no Hoare annotation was computed. [2019-10-13 21:22:04,997 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 830 836) the Hoare annotation is: true [2019-10-13 21:22:04,997 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,998 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:22:04,998 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:04,998 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:04,998 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 675 682) no Hoare annotation was computed. [2019-10-13 21:22:04,998 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 675 682) the Hoare annotation is: true [2019-10-13 21:22:04,998 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 675 682) no Hoare annotation was computed. [2019-10-13 21:22:04,998 INFO L443 ceAbstractionStarter]: For program point L704-1(lines 700 711) no Hoare annotation was computed. [2019-10-13 21:22:04,999 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 700 711) no Hoare annotation was computed. [2019-10-13 21:22:04,999 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 700 711) the Hoare annotation is: true [2019-10-13 21:22:04,999 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-13 21:22:04,999 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 21:22:04,999 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 21:22:05,000 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 21:22:05,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:05 BoogieIcfgContainer [2019-10-13 21:22:05,010 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:05,013 INFO L168 Benchmark]: Toolchain (without parser) took 6413.10 ms. Allocated memory was 138.4 MB in the beginning and 292.6 MB in the end (delta: 154.1 MB). Free memory was 102.4 MB in the beginning and 161.9 MB in the end (delta: -59.5 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,014 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.75 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 102.2 MB in the beginning and 172.8 MB in the end (delta: -70.6 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,022 INFO L168 Benchmark]: Boogie Preprocessor took 90.04 ms. Allocated memory is still 202.9 MB. Free memory was 172.8 MB in the beginning and 168.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,023 INFO L168 Benchmark]: RCFGBuilder took 1224.64 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 168.7 MB in the beginning and 199.8 MB in the end (delta: -31.1 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,024 INFO L168 Benchmark]: TraceAbstraction took 4402.19 ms. Allocated memory was 235.9 MB in the beginning and 292.6 MB in the end (delta: 56.6 MB). Free memory was 199.8 MB in the beginning and 161.9 MB in the end (delta: 37.9 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:05,034 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 138.4 MB. Free memory was 121.7 MB in the beginning and 121.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 691.75 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 102.2 MB in the beginning and 172.8 MB in the end (delta: -70.6 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.04 ms. Allocated memory is still 202.9 MB. Free memory was 172.8 MB in the beginning and 168.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1224.64 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 168.7 MB in the beginning and 199.8 MB in the end (delta: -31.1 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4402.19 ms. Allocated memory was 235.9 MB in the beginning and 292.6 MB in the end (delta: 56.6 MB). Free memory was 199.8 MB in the beginning and 161.9 MB in the end (delta: 37.9 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Result: SAFE, OverallTime: 4.3s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 643 SDtfs, 500 SDslu, 1467 SDs, 0 SdLazy, 494 SolverSat, 117 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=564occurred 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, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 547 PreInvPairs, 548 NumberOfFragments, 56 HoareAnnotationTreeSize, 547 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 522 ConstructedInterpolants, 0 QuantifiedInterpolants, 79368 SizeOfPredicates, 3 NumberOfNonLiveVariables, 757 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 64/72 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 137, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.0795454545454546, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...